WO2022123765A1

WO2022123765A1 - Air conditioning system, air conditioning method, and air conditioning program

Info

Publication number: WO2022123765A1
Application number: PCT/JP2020/046268
Authority: WO
Inventors: 瑞朗酒井; 郷志秋友; 哲矢山下; 貴大成井; 和也渡辺
Original assignee: 三菱電機株式会社
Priority date: 2020-12-11
Filing date: 2020-12-11
Publication date: 2022-06-16
Also published as: JP7542650B2; DE112020007834T5; JPWO2022123765A1; US20230383980A1; CN116601442A

Abstract

This air conditioning system comprises an air conditioner, a plurality of air conditioning sensors, a storage unit, a deterioration estimation unit, a lifetime calculation unit, a control construction unit, and an air conditioning control unit. The plurality of air conditioning sensors detect the values of a plurality of operation parameters indicating the operation state of the air conditioner. The storage unit stores the value of a plurality of contrast parameters indicating the operation state of a plurality of air conditioners, and stores a plurality of contrast deterioration information items indicating, in time series, the degree of deterioration of the plurality of air conditioners, or the degree of deterioration of one or more components of each of the plurality of air conditioners. The deterioration estimation unit estimates the degree of deterioration of a target, which is an air conditioner, or one or more components of an air conditioner, on the basis of the operation parameters and the values of the contrast parameters. The lifetime calculation unit extracts extraction deterioration information, which is one contrast deterioration information item, on the basis of the degree of deterioration. The control construction unit constructs control content for extending the lifetime of the air conditioner on the basis of the extraction deterioration information. The air conditioning control unit controls the air conditioner on the basis of the control content.

Description

Air conditioning systems, air conditioning methods, and air conditioning programs

This disclosure relates to an air conditioning system, an air conditioning method, and an air conditioning program for extending the life of an air conditioner automatically.

Conventionally, there is known a system for determining the presence or absence of a sign of failure of an air conditioner and the presence or absence of performance deterioration due to aged deterioration (see, for example, Patent Document 1). When the system determines that there is a sign of failure of the air conditioner, the system notifies the monitoring person of the information indicating the sign of the failure, predicts the time of failure, and the like. Further, when the system determines that the performance of the air conditioner has deteriorated due to aged deterioration, the system inquires the user about the desired operation. Then, the system performs a process of changing the value of the control parameter of the air conditioner in order to cause the air conditioner to perform the operation according to the answer of the user.

Japanese Unexamined Patent Publication No. 2016/06680

The system described in Patent Document 1 does not change the operation content of the air conditioner when there is a sign of failure of the air conditioner. Therefore, the system may cause the air conditioner, which is expected to fail, to continue to operate in the normal state of the air conditioner, and the life of the air conditioner cannot be extended. Alternatively, the system may not allow the air conditioner to operate in place of causing the air conditioner, which is expected to fail, to operate in the same manner as in the normal state. In this case, the air conditioner may become inoperable in a time such as summer or winter when the user needs air conditioning.

In addition, the above system does not automatically determine the optimum operation for extending the life of the air conditioner when the performance of the air conditioner is deteriorated, and does not allow the air conditioner to perform the determined operation. .. Therefore, the air conditioner tends to deteriorate over time, has a short life, and may become inoperable at the time required by the user.

This disclosure is made to solve the above problems, and provides an air conditioning system, an air conditioning method, and an air conditioning program that achieves both maintenance of operation of an air conditioner and prolongation of the life of the air conditioner. With the goal.

The air-conditioning system according to the present disclosure includes an air-conditioning machine that air-conditions a room, a plurality of air-conditioning sensors that detect values of a plurality of operating parameters indicating the operating state of the air-conditioning machine, and the same conditions as the air-conditioning machine. The plurality of contrast parameter values indicating the operating state of each of the plurality of air conditioners, including the contrast air conditioner, and based on all or part of the values of the plurality of contrast parameters. The degree of deterioration of each of the air conditioners, the degree of deterioration of each of the plurality of parts in each of the plurality of air conditioners, and two or more of the above-mentioned parts of the plurality of parts in each of the plurality of air conditioners. A storage unit that stores each of a plurality of comparative deterioration information indicating at least one of the deterioration degrees in chronological order, and all or part of the values of the plurality of operation parameters detected by the plurality of air conditioning sensors. And, based on the values of all or part of the plurality of comparison parameters, the degree of deterioration of the object, which is one or more of the air conditioner or the plurality of parts in the air conditioner. From the plurality of comparative deterioration information stored in the storage unit based on the deterioration estimation unit to be estimated and the deterioration degree of the time series estimated by the deterioration estimation unit in a predetermined collation time range, 1 The life calculation unit that extracts the extraction deterioration information, which is the comparative deterioration information, and calculates the life time from the present time to the failure point of the object using the extraction deterioration information, and the life calculation unit extracted by the life calculation unit. Based on the extraction deterioration information, the control construction unit that constructs the control content for extending the life time calculated by the life calculation unit, and the air conditioner based on the control content constructed by the control construction unit. It is provided with an air conditioning control unit for controlling.

The air conditioning method according to the present disclosure includes an air conditioner that air-conditions the room, a plurality of air conditioning sensors that detect the values of a plurality of operating parameters indicating the operating state of the air conditioner, and the same conditions as the air conditioner. Each of the plurality of air conditioners, which stores the values of the plurality of contrast parameters indicating the operating state of each of the plurality of air conditioners, including the contrast air conditioner, and is based on the values of the plurality of contrast parameters. Degradation degree of, deterioration degree of each of the plurality of parts in each of the plurality of air conditioners, and deterioration degree of two or more of the plurality of parts in each of the plurality of air conditioners. An air conditioning method executed by an air conditioning system including a storage unit that stores each of a plurality of comparative deterioration information indicating at least one of them in chronological order, wherein the plurality of operations detected by the plurality of air conditioning sensors. The air conditioner, or one or more of the parts of the plurality of parts in the air conditioner, based on all or part of the values of the parameters and all or part of the values of the plurality of contrast parameters. It is stored in the storage unit based on the deterioration estimation step for estimating the deterioration degree of the object and the deterioration degree in the time series in the predetermined collation time range estimated in the deterioration estimation step. A life calculation step in which one extraction deterioration information, which is the comparison deterioration information, is extracted from a plurality of the comparison deterioration information, and the life time from the present time to the failure point of the object is calculated using the extraction deterioration information. A control construction step for constructing a control content for extending the life time calculated in the life calculation step based on the extraction deterioration information extracted in the life calculation step, and a control construction step constructed in the control construction step. The air conditioning control step for controlling the air conditioner based on the control content is included.

The air conditioning program according to the present disclosure includes an air conditioner that air-conditions the room, a plurality of air conditioning sensors that detect the values of a plurality of operating parameters indicating the operating state of the air conditioner, and the same conditions as the air conditioner. Each of the plurality of air conditioners, which stores the values of the plurality of contrast parameters indicating the operating state of each of the plurality of air conditioners, including the contrast air conditioner, and is based on the values of the plurality of contrast parameters. Degradation degree of, deterioration degree of each of the plurality of parts in each of the plurality of air conditioners, and deterioration degree of two or more of the plurality of parts in each of the plurality of air conditioners. An air conditioning program executed by an air conditioning system including a storage unit that stores each of a plurality of comparative deterioration information indicating at least one of them in chronological order, wherein the plurality of operating parameters detected by the plurality of air conditioning sensors. In the air conditioner, or in one or more of the parts of the plurality of parts in the air conditioner, based on all or part of the values of and all or part of the values of the plurality of contrast parameters. It is stored in the storage unit based on a deterioration estimation function for estimating the deterioration degree of an object and the deterioration degree in a time series in a predetermined collation time range estimated by the deterioration estimation function. With a life calculation function that extracts one extraction deterioration information, which is the comparison deterioration information, from the plurality of comparison deterioration information, and calculates the life time from the present time to the failure point of the object using the extraction deterioration information. , A control construction function for constructing control contents for extending the life time calculated by the life calculation function based on the extraction deterioration information extracted by the life calculation function, and a control construction function constructed by the control construction function. Based on the control content, the air conditioning system realizes an air conditioning control function for controlling the air conditioner.

According to the air conditioning system, air conditioning method, and air conditioning program according to the present disclosure, the degree of deterioration of an object, which is an air conditioner or one or more parts of an air conditioner, is all or part of a plurality of operating parameters. And all or part of the values of multiple contrast parameters. Then, the extraction deterioration information is extracted from the plurality of contrast deterioration information stored in the storage unit based on the deterioration degree in the time series. Each of the plurality of comparative deterioration information includes the degree of deterioration of each of the plurality of air conditioners, the degree of deterioration of each of the plurality of parts in each air conditioner, and the degree of deterioration of two or more parts in each air conditioner. Information indicating at least one of them in chronological order. The extraction deterioration information extracted based on the degree of deterioration of the object in time series shows how the deterioration of the object progresses. Then, using the extraction deterioration information, a control content for extending the life of the object and the air conditioner including the object is constructed, and the air conditioner is controlled according to the control content. Therefore, according to the air conditioning system, the air conditioning method, and the air conditioning program, it is possible to prolong the life while maintaining the operation of the air conditioner.

It is a schematic diagram which shows the structural example of the air-conditioning system which concerns on Embodiment 1. FIG. It is a schematic diagram which shows the structural example of the air conditioner in Embodiment 1. FIG. It is a block diagram which illustrates the function which the air-conditioning system which concerns on Embodiment 1 has. It is a figure which illustrates the contrast deterioration information. It is a figure which illustrates the deterioration information generated by the deterioration estimation part. It is a figure which illustrates the deterioration information when the life time of an object is extended by the control according to the control content constructed by the control construction unit. It is a block diagram which schematically exemplifies the detailed configuration of the air conditioning system which concerns on Embodiment 1. FIG. It is a flowchart which illustrates the flow of the air-conditioning process by the air-conditioning system which concerns on Embodiment 1. FIG. It is a block diagram which schematically exemplifies the detailed configuration of the air conditioning system which concerns on Embodiment 2. FIG. It is a block diagram which schematically exemplifies the detailed configuration of the air conditioning system which concerns on Embodiment 3. FIG.

Hereinafter, the air conditioning system 100 according to the embodiment will be described in detail with reference to the drawings. In the drawings below, the size relationship of each component may differ from the actual one.

Embodiment 1.
FIG. 1 is a schematic diagram showing a configuration example of the air conditioning system according to the first embodiment. The air conditioning system 100 includes an outdoor unit 1, an indoor unit 3, and a remote controller 5. The combination of the outdoor unit 1, the indoor unit 3, and the remote controller 5 is referred to as an air conditioner 101. The outdoor unit 1 and the indoor unit 3 perform wireless communication or wired communication with each other. The remote controller 5 performs wireless communication such as infrared communication with the indoor unit 3. The remote controller 5 may perform wired communication with the indoor unit 3. The remote controller 5 receives an input of an instruction from the user and transmits an operation signal indicating the instruction to the indoor unit 3. The indoor unit 3 is a signal corresponding to the operation signal, and transmits a signal for reflecting the instruction to the outdoor unit 1 to the outdoor unit 1. In the following, the signal is also referred to as an operation signal. The outdoor unit 1 and the indoor unit 3 perform the air conditioning desired by the user according to the received operation signal. The remote controller 5 may transmit an operation signal to the outdoor unit 1 together with the indoor unit 3 or instead of the indoor unit 3.

In FIG. 1, as the indoor unit 3, a ceiling-embedded type having outlets in four directions is shown, but the indoor unit 3 may be a wall-mounted type or a ceiling-hung type. Further, in FIG. 1, an air conditioner 101 having one outdoor unit 1 and one indoor unit 3 is shown, but the air conditioner 101 has one or more outdoor units 1 and one or more indoor units 3. Any unit may have one outdoor unit 1 and a plurality of indoor units 3.

The remote controller 5 has a wireless communication function by Bluetooth (registered trademark) or Wi-Fi (registered trademark), and wirelessly communicates with a terminal 7 having a communication function such as a smartphone or a tablet terminal. The remote controller 5 may perform wired communication with the terminal 7 instead of wireless communication. The terminal 7 may accept an input of an air conditioning instruction from the user instead of the remote controller 5. In this case, the terminal 7 generates an operation signal indicating the instruction and transmits the operation signal to the remote controller 5 or the indoor unit 3. When the remote controller 5 receives the operation signal from the terminal 7, the remote controller 5 transmits the operation signal to the indoor unit 3.

The remote controller 5 communicates with the server 9 on the cloud, for example, via the network 2 by the wireless communication function or the wired communication function. Further, the terminal 7 and the server 9 can communicate with each other by a wireless communication function or a wired communication function. In addition, instead of the remote controller 5, or together with the remote controller 5, at least one of the outdoor unit 1 and the indoor unit 3 can communicate with the terminal 7 and the server 9 by the wireless communication function or the wired communication function. You may.

FIG. 2 is a schematic diagram showing a configuration example of the air conditioner according to the first embodiment. The outdoor unit 1 and the indoor unit 3 are connected to each other via a refrigerant pipe 4 for circulating a refrigerant inside. As a result, the refrigerant circuit 6 including the outdoor unit 1 and the indoor unit 3 is formed, and the refrigerant circulates in the refrigerant circuit 6.

The outdoor unit 1 has an outer shell configured by using a housing, and inside the housing, an outdoor communication unit 10, an outdoor control device 11, a compressor 12, a flow path switching device 13, an outdoor heat exchanger 14, and the like. Outdoor blower 15, outdoor flow control valve 16, shutoff valve 17, pressure vessel 18, outdoor heat exchanger temperature sensor 19, outside air temperature sensor 20, discharge side pressure sensor 21, suction side pressure sensor 22, and discharge side temperature sensor 23. To prepare for. In FIG. 2, the housing is shown by a dotted line. The compressor 12, the flow path switching device 13, the outdoor heat exchanger 14, and the outdoor flow rate adjusting valve 16 are sequentially connected by a refrigerant pipe 4.

The outdoor communication unit 10 communicates with the indoor unit 3. The outdoor control device 11 is connected to the outdoor communication unit 10, the compressor 12, the flow path switching device 13, the outdoor blower 15, the outdoor flow rate adjusting valve 16, and the isolation valve 17 by wiring (not shown). Then, the outdoor control device 11 responds to the operation signal received from the indoor unit 3 via the outdoor communication unit 10, the compressor 12, the flow path switching device 13, the outdoor blower 15, the outdoor flow rate adjusting valve 16, and the isolation valve. 17 is controlled.

The compressor 12 compresses the refrigerant sucked from the suction side and discharges it from the discharge side as a high-temperature and high-pressure gas refrigerant. The outdoor control device 11 inputs electric power from a power source (not shown) to the compressor 12 and applies a current. The outdoor control device 11 controls each value of the electric power and the current. The outdoor control device 11 controls the outdoor communication unit 10 so as to transmit each value of the electric power and the current to the indoor unit 3. Each of the electric power and the current is an example of an operating parameter indicating an operating state of the air conditioner 101. Further, the outdoor control device 11 is an example of an air conditioning sensor, assuming that information indicating each value of the electric power input to the compressor 12 and the current applied to the compressor 12 is obtained.

The flow path switching device 13 includes, for example, a four-way valve, and switches the direction of the flow path of the refrigerant. Switching between cooling and heating is performed by switching the flow path of the refrigerant by the flow path switching device 13. In FIG. 2, the solid line portion in the flow path switching device 13 indicates the flow path of the refrigerant during the cooling operation. Further, the broken line portion indicates the flow path of the refrigerant during the heating operation. Similarly, the arrow shown by the solid line in FIG. 2 indicates the direction in which the refrigerant flows during the cooling operation, and the arrow indicated by the broken line indicates the direction in which the refrigerant flows during the heating operation.

The outdoor heat exchanger 14 causes heat exchange between the refrigerant and the outdoor air. The outdoor heat exchanger 14 functions as a refrigerant condenser during the cooling operation and as a refrigerant evaporator during the heating operation. The outdoor blower 15 includes an outdoor fan 15B such as a sirocco fan, a turbo fan, or a propeller fan, which is driven by an outdoor drive source 15A such as a fan motor, and transfers outdoor air to the outdoor heat exchanger 14 in the outdoor unit 1. It guides and sends out the air after heat exchange with the refrigerant to the outside of the room. The outdoor blower 15 is an example of a blower.

The outdoor flow rate adjusting valve 16 adjusts the flow rate of the refrigerant circulating between the outdoor unit 1 and the indoor unit 3 by changing the opening degree, and decompresses the refrigerant compressed by the compressor 12. The outdoor flow rate adjusting valve 16 is an expansion valve such as an electronic expansion valve.

The shutoff valve 17 circulates the refrigerant in the refrigerant circuit 6 by the opening operation. Further, the shutoff valve 17 shuts off the flow of the refrigerant in the refrigerant circuit 6 by the closing operation. The pressure vessel 18 is a container for storing the refrigerant.

The outdoor heat exchanger temperature sensor 19 is provided inside or outside the outdoor heat exchanger 14 and detects the temperature of the refrigerant in the outdoor heat exchanger 14. The outside air temperature sensor 20 is provided at an outdoor air suction port or the like in the outdoor unit 1 and detects the outdoor air temperature. The discharge side pressure sensor 21 is provided in the refrigerant pipe 4 on the side where the refrigerant is discharged from the compressor 12, and measures the pressure of the refrigerant discharged from the compressor 12. The suction side pressure sensor 22 is provided in the refrigerant pipe 4 on the upstream side of the refrigerant with reference to the compressor 12, and measures the pressure of the refrigerant sucked into the compressor 12.

The discharge side temperature sensor 23 is provided on the discharge side of the refrigerant in the main body of the compressor 12 and detects the temperature of the main body of the compressor 12. The discharge side temperature sensor 23 may be provided in the refrigerant pipe 4 on the discharge side, or may detect the temperature of the refrigerant pipe 4 or the temperature of the refrigerant discharged from the compressor 12. The outdoor heat exchanger temperature sensor 19, the outside air temperature sensor 20, the discharge side pressure sensor 21, the suction side pressure sensor 22, and the discharge side temperature sensor 23 are examples of air conditioning sensors, respectively. Further, the refrigerant temperature, the outdoor air temperature, the refrigerant pressure, the temperature of the compressor 12, and the like measured by each of these air conditioning sensors are examples of operating parameters indicating the operating state of the air conditioner 101.

The outdoor control device 11 is connected to the outdoor heat exchanger temperature sensor 19, the outside air temperature sensor 20, the discharge side pressure sensor 21, the suction side pressure sensor 22, and the discharge side temperature sensor 23 by a wiring (not shown). Obtain the detection result from the air conditioning sensor of.

The indoor unit 3 has an outer shell configured by using a housing, and inside the housing, a first indoor communication unit 30, a second indoor communication unit 31, an indoor control device 32, an indoor heat exchanger 33, and an indoor blower 34. , The indoor flow rate adjusting valve 35, the indoor heat exchanger temperature sensor 36, and the indoor temperature sensor 37. In FIG. 2, the housing is shown by a dotted line. The first room communication unit 30 communicates with the remote controller 5. The second indoor communication unit 31 communicates with the outdoor unit 1.

The indoor control device 32 is connected to the first indoor communication unit 30, the second indoor communication unit 31, the indoor blower 34, and the indoor flow rate adjusting valve 35 by wiring (not shown). Then, the indoor control device 32 controls the indoor blower 34 and the indoor flow rate adjusting valve 35 according to the operation signal received from the remote controller 5 via the first indoor communication unit 30, and also sends the operation signal to the outdoor unit 1. The second room communication unit 31 is controlled so as to transmit.

The indoor heat exchanger 33 exchanges heat between the refrigerant from the outdoor unit 1 and the air sent from the room to the inside of the indoor unit 3 by the indoor blower 34. The indoor blower 34 includes an indoor fan 34B such as a sirocco fan, a turbo fan, or a propeller fan, which is driven by an indoor drive source 34A such as a fan motor, and transfers indoor air to the indoor heat exchanger 33 in the indoor unit 3. It guides and sends out the air after heat exchange with the refrigerant into the room. The indoor blower 34 controls the amount of wind blown from the indoor unit 3. The indoor blower 34 is an example of a blower.

The indoor flow rate adjusting valve 35 adjusts the flow rate of the refrigerant circulating between the outdoor unit 1 and the indoor unit 3 by changing the opening degree. The indoor flow rate adjusting valve 35 is an expansion valve such as an electronic expansion valve.

The indoor heat exchanger temperature sensor 36 is provided inside or outside the indoor heat exchanger 33 and detects the temperature of the refrigerant. The indoor temperature sensor 37 is provided at an indoor air suction port or the like in the indoor unit 3 and detects the temperature of the indoor air. The indoor heat exchanger temperature sensor 36 and the indoor temperature sensor 37 are examples of air conditioning sensors, respectively. Further, the temperature of the refrigerant or the air temperature in the room measured by each of these air conditioning sensors is an example of an operating parameter indicating an operating state of the air conditioner 101.

The indoor control device 32 is connected to the indoor heat exchanger temperature sensor 36 and the indoor temperature sensor 37 by wiring (not shown), and the detection result is acquired from these air conditioning sensors. The indoor control device 32 controls the first indoor communication unit 30 so as to transmit the detection results of each of the indoor heat exchanger temperature sensor 36 and the indoor temperature sensor 37 to the remote controller 5.

The first indoor communication unit 30 may communicate with at least one of the terminal 7 and the server 9. In this case, the indoor control device 32 sends the values of the operation parameters detected by the indoor heat exchanger temperature sensor 36 and the indoor temperature sensor 37 to the communicable device of the terminal 7 and the server 9. 1 The indoor communication unit 30 may be controlled.

The air conditioning system 100 can detect an abnormality in the air conditioner 101, such as an abnormality in the compressor 12, from the values of the operating parameters detected by the air conditioning sensor. For example, the value of the current applied to the compressor 12 may vary depending on the degree of deterioration of the compressor 12 or the outdoor control device 11. Then, there is a reference value of the current or a reference range of the value of the current, which is determined that the compressor 12 or the outdoor control device 11 has not deteriorated and is operating normally. If the value of the current does not match the reference value, or if the value of the current is not within the reference range, the compressor 12, the outdoor control device 11, etc. are deteriorated, and the air conditioner 101 It is determined that there is something wrong with the parts in.

Using the detection results of the air conditioner sensor, prediction of failure of the air conditioner or estimation of deterioration of the air conditioner has been performed conventionally. As a conventional air conditioning system, a system that contacts a maintenance person when a failure of an air conditioner is predicted is known. However, the air conditioning system does not always change the operation content of the air conditioner that may break down. Therefore, the air conditioning system may cause the air conditioner, which may be out of order, to operate with the same operation contents as in the normal state, and the life of the air conditioner cannot be extended. Alternatively, the air conditioning system may stop the operation of the potentially faulty air conditioner instead of causing it to operate in the same way as it normally does, in the summer or winter when the user needs air conditioning. At such times, there was a possibility that the air conditioner could not perform air conditioning.

In addition to this, as a conventional air conditioning system, when the deterioration of the air conditioner is estimated, the user is notified of the deterioration of the air conditioner, and the operation content according to the deterioration such as the operation content of suppressing the power consumption is described. Something to suggest to the user is known. The air conditioning system ensures the comfort of the user by reflecting the operation content selected by the user in the air conditioner. On the other hand, the air conditioning system reduces power consumption by causing the air conditioner to operate according to the deterioration of the air conditioner when the user desires the operation content according to the deterioration of the air conditioner. The processing amount of the air conditioner can be suppressed. Thereby, the air conditioning system can reduce the load on the air conditioner and delay the progress of deterioration. However, the deterioration depends on which parts of the air conditioner are deteriorating, which part of the air conditioner is abnormal, or in what environment the air conditioner is operating. The driving content for delaying the progress can be different.

The air conditioning system 100 according to the first embodiment corresponds to the state of the air conditioner 101, which maximizes the life of the air conditioner 101 while maintaining the comfort of the user without stopping the air conditioner 101. It is possible to extend the life. Hereinafter, the air conditioning system 100 according to the first embodiment will be described in detail.

FIG. 3 is a block diagram illustrating the functions of the air conditioning system according to the first embodiment. The air conditioning system 100 includes a storage unit 80, a deterioration estimation unit 81, a life calculation unit 82, a control construction unit 83, and an air conditioning control unit 84.

The storage unit 80 stores a plurality of operating parameters of each of the plurality of air conditioners including the air conditioner having the same conditions as the air conditioner 101. The operating parameters correspond to the operating parameters described above. In the following, an air conditioner having the same conditions as the air conditioner 101 will be referred to as a contrast air conditioner. Further, in the following, the operating parameters of the plurality of air conditioners stored by the storage unit 80 will be referred to as contrast parameters. Further, in the following, any air conditioner among the plurality of air conditioners will be simply referred to as an air conditioner without a reference numeral. Then, the parts in the air conditioner will also be described without reference numerals.

A contrasting air conditioner shall refer to an air conditioner that meets at least one of the following capacity and environmental conditions. The capacity condition is a condition that the difference between the value of the capacity parameter and the value of the capacity parameter of the air conditioner 101 is equal to or less than a predetermined capacity threshold value. The capacity parameter is a parameter that is an index of the capacity of the air conditioner. The capacity parameters include, for example, the refrigerating capacity, the set power input to the compressor at the initial stage of use of the air conditioner, the set current applied to the compressor at the initial stage of use of the air conditioner, and the like. In addition, the capability parameter may be information indicating the model or specifications such as the model number.

The environmental condition is a condition that the difference between the value of the environmental parameter and the value of the environmental parameter of the air conditioner 101 is equal to or less than the predetermined environmental threshold value. The environmental parameter is a parameter that is an index of the installation environment of the air conditioner. Environmental parameters include, for example, cumulative usage time of the air conditioner, average temperature of the installation environment of the outdoor unit or indoor unit, information indicating the installation position such as a combination of latitude and longitude, information indicating the weather such as annual precipitation, and information indicating the weather. , The number of indoor units of the air conditioner and the like. Other environmental parameters include the annual average of the difference between the indoor temperature and the set temperature, the annual average of operating hours per day, the length of the refrigerant pipe, the amount of refrigerant, the average number of people in the room, and the compressor. The annual average or cumulative value of the power value input to is mentioned.

The storage unit 80 stores the values of the capacity parameter and the environmental parameter of each of the plurality of air conditioners. Each value of the capacity parameter and the environmental parameter may be a value stored in advance in each air conditioner, a value manually input, or detected by a sensor such as the above-mentioned air conditioning sensor or motion sensor. It may be a value. Alternatively, each value of the capacity parameter and the environmental parameter is a value stored in advance in each air conditioner, a value manually input, and a value detected by a sensor such as an air conditioning sensor or a motion sensor. It may be a value calculated by using at least one of.

The storage unit 80 in the first embodiment classifies and stores normal values and abnormal values of each of the plurality of comparison parameters of each of the plurality of air conditioners. This will be described in detail below. Information indicating the state of each of the plurality of parts included in the air conditioner can be obtained from the value of one or more contrast parameters among the plurality of contrast parameters of the air conditioner. Information indicating the state of each of the plurality of parts includes the degree of deterioration of each of the plurality of parts, the degree of blockage of the air suction portion in the air conditioner, and the presence or absence of a short circuit in the air conditioner. Information and the like indicating. The information indicating the state of each of the plurality of parts includes information such as a part name for identifying each of the plurality of parts. In the following, a state in which the deterioration of parts is progressing, a state in which the suction portion is blocked, a state in which a short circuit is generated, and the like are described as abnormal states. An abnormal state exists for each part, an abnormal state in which the suction portion is blocked is a state of each part in the suction part, and an abnormal state in which a short circuit occurs is related to the short circuit. It is the state of the parts to be used. Hereinafter, the state of the parts that are not in the abnormal state is described as the normal state.

When each of the plurality of parts is in a normal state, the value of each of the plurality of comparison parameters becomes a reference value or a value in the reference range. On the other hand, when each of the plurality of parts is in an abnormal state, the value of one or more of the plurality of comparison parameters deviates from the reference value or deviates from the reference range. The above-mentioned normal value corresponds to the reference value or a value in the reference range. Further, the above-mentioned abnormal value corresponds to a value deviating from the reference value or a value deviating from the reference range.

The storage unit 80 associates the abnormal value of each of the plurality of comparison parameters of each of the plurality of air conditioners with the information indicating the abnormal state of each of the plurality of parts in each of the plurality of air conditioners. I remember. The abnormal value and the information indicating the abnormal state are obtained in advance by an experiment, learning by AI (Artificial Intelligence), or the like. Here, the information indicating the abnormal state of each of the plurality of parts is, for example, a combination of information indicating each of the plurality of parts whose deterioration is progressing and information indicating the degree of deterioration of each of the plurality of parts. be.

Specifically, the storage unit 80 contains, for example, an abnormal value of the current applied to the compressor, information indicating a component whose deterioration is progressing when the abnormal value is detected, and deterioration of the component. The degree and the degree are stored in association with each other. The component whose deterioration is progressing when the current applied to the compressor becomes an abnormal value is at least one of the compressor and the outdoor control device for controlling the compressor. The magnitude of the abnormal value of the current may differ depending on whether the compressor or the outdoor control device is deteriorated. The storage unit 80 stores information indicating a component whose deterioration is progressing and information indicating the degree of deterioration of the component in association with each other for each abnormal value. In the first embodiment, the degree of deterioration of each of the plurality of parts is indicated by a numerical value. In the following, the numerical value indicating the degree of deterioration is simply referred to as the degree of deterioration.

The storage unit 80 in the first embodiment sets the normal value of each of the plurality of comparison parameters of the plurality of air conditioners as information indicating the normal state of each of the plurality of parts in each of the plurality of air conditioners. It is assumed that they are associated and stored. However, the storage unit 80 stores the normal value of each of the plurality of comparison parameters of each of the plurality of air conditioners and the information indicating the normal state of each of the plurality of parts in each of the plurality of air conditioners. It may not be. The normal value and the information indicating the normal state are obtained in advance by an experiment, learning by AI, or the like. Here, the information indicating the normal state of each of the plurality of parts is, for example, a combination of information indicating each of the plurality of parts whose deterioration has not progressed and the degree of deterioration of each of the plurality of parts. ..

The storage unit 80 may be used in place of information indicating the state of each of the plurality of parts in each of the plurality of air conditioners, or together with information indicating the state of each of the plurality of parts in each of the plurality of air conditioners. Information indicating each state of the air conditioner may be stored. In this case, the storage unit 80 stores the values of the plurality of comparison parameters of each of the plurality of air conditioners in association with the information indicating the state of each of the plurality of air conditioners. The information indicating the state of each of the plurality of air conditioners is the degree of deterioration of each of the plurality of air conditioners, the degree of blockage of the air suction portion in each of the plurality of air conditioners, or the said. Information indicating the presence or absence of a short circuit in each of a plurality of air conditioners. The degree of deterioration of each air conditioner shall be indicated by a numerical value similar to the degree of deterioration of each of the above parts, and in the following, the numerical value indicating the degree of deterioration of each air conditioner shall be described as the degree of deterioration of each air conditioner. do. The degree of deterioration of each air conditioner is obtained by experiment or learning by AI. The degree of deterioration of each air conditioner may be calculated by using the degree of deterioration of each of a plurality of parts in each of the air conditioners.

The storage unit 80 stores the values of the plurality of comparison parameters detected in each of the plurality of air conditioners at each of the plurality of time points until each of the plurality of air conditioners fails. is doing. Further, the storage unit 80 has the values of each of the plurality of comparison parameters of each air conditioner detected at each of the plurality of time points, and the plurality of parts of each of the air conditioners at each of the plurality of time points. The degree of deterioration of each is stored in association with each other. The storage unit 80 stores the degree of deterioration of each of the air conditioners at each of the plurality of time points instead of the degree of deterioration of each of the plurality of parts of the air conditioner at each of the plurality of time points. It may be a thing. Alternatively, the storage unit 80 may store the degree of deterioration of each of the plurality of parts of the air conditioner at each of the plurality of time points and the degree of deterioration of each of the air conditioners at each of the plurality of time points. good. In this case, the storage unit 80 stores the values of the plurality of comparison parameters of each air conditioner detected at each of the plurality of time points in association with the degree of deterioration of each air conditioner. It is assumed that there is.

The storage unit 80 in the first embodiment includes the degree of deterioration of each of the plurality of air conditioners, the degree of deterioration of each of the plurality of parts in each of the plurality of air conditioners, and two or more of the plurality of parts. At least one of the deterioration degrees of the parts is stored in chronological order. In the following, the degree of deterioration of each of the plurality of air conditioners, the degree of deterioration of each of the plurality of parts in each of the plurality of air conditioners, and the degree of deterioration of two or more parts among the plurality of parts are described below. Information indicating at least one of them in chronological order is referred to as comparative deterioration information. The comparative deterioration information showing the deterioration degree of each of the plurality of air conditioners in chronological order is obtained from the comparative deterioration information showing the deterioration degree of each of the plurality of parts in each of the plurality of air conditioners in chronological order. It may be an air conditioner. Further, the comparative deterioration information indicating the degree of deterioration of the two or more parts in chronological order may be obtained from the comparative deterioration information indicating the degree of deterioration of each of the two or more parts in chronological order.

FIG. 4 is a diagram illustrating comparative deterioration information. FIG. 4 shows three contrasting deterioration information. Each of the three comparative deterioration information is represented by a curve when the horizontal axis is time and the vertical axis is the degree of deterioration. In the following, the curve will be referred to as a deterioration curve. In FIG. 4, the deterioration curve is shown by a broken line. FIG. 4 shows a deterioration curve A, a deterioration curve B, and a deterioration curve C. Each of the deterioration curves A to C shows the degree of deterioration of each air conditioner, each part, or the above two or more parts in chronological order. Each of the plurality of points D in FIG. 4 indicates the degree of deterioration of each of the air conditioners, the components, or the two or more components obtained by experiment or learning of AI at each of the plurality of time points. .. Each of the deterioration curves A to the deterioration curve C corresponds to an approximate curve of a point D indicating the degree of deterioration of each of the air conditioners, the parts, and the two or more parts at each of a plurality of time points. The "design life time" in FIG. 4 is a predetermined time assumed as the life of each air conditioner, each component, and two or more components at the time of design. The design life times of the plurality of air conditioners may be different from each other or may be equal to each other. On the other hand, the design life times of the plurality of parts in any one air conditioner are different from each other, but may be equal. The design life times of specific parts in each of the plurality of air conditioners may be equal to or different from each other. The degree of deterioration indicated by "failure" in FIG. 4 corresponds to the degree of deterioration when the air conditioner, each component, or two or more components fail.

When each of the deterioration curves A to C in FIG. 4 is a deterioration curve showing the time change of the degree of deterioration of each air conditioner, the deterioration curve B shows the time change of the degree of deterioration of the air conditioner. The life is equal to the design life time. On the other hand, the life of the air conditioner whose time change of the degree of deterioration is indicated by the deterioration curve A is shorter than the design life time assumed at the time of design. The life of the air conditioner whose time change of the degree of deterioration is indicated by the deterioration curve C is longer than the design life time assumed at the time of design.

Refer to FIG. 3 again. The deterioration estimation unit 81 refers to the storage unit 80 and extracts the values of a plurality of comparison parameters of the contrast air conditioner based on at least one of the value of the capacity parameter of the air conditioner 101 and the value of the environment parameter.

The deterioration estimation unit 81 extracts all or part of the values of all or part of the plurality of operation parameters detected by the plurality of air conditioning sensors in the air conditioner 101, and all or part of the plurality of comparison parameters of the comparison air conditioner. Match with the value of. In addition, the deterioration estimation unit 81 replaces the values of the plurality of comparison parameters of the comparison air conditioner with all or part of the values of the plurality of comparison parameters of each of the plurality of air conditioners, and the plurality of values of the air conditioner 101. You may collate with all or part of the values of the operating parameters of. Alternatively, the deterioration estimation unit 81 may use all or part of the values of each of the plurality of comparison parameters of any part of the air conditioners among the plurality of air conditioners, and the plurality of operating parameters of the air conditioner 101. You may match all or part of the values of. The operation parameter and the contrast parameter for which the deterioration estimation unit 81 collates the values are the same types of parameters, and the values are detected by the same type of air conditioning sensor. For example, if the operation parameter is the current applied to the compressor 12, the deterioration estimation unit 81 sets the comparison parameter for collating the value with the operation parameter as the current applied to the compressor.

The deterioration estimation unit 81 estimates the degree of deterioration of one or more of the parts of the air conditioner 101 or the plurality of parts of the air conditioner 101 based on the collation result. In the following, the air conditioner 101 or the one or more parts in the air conditioner 101 for which the deterioration estimation unit 81 estimates the degree of deterioration will be described as objects. Hereinafter, how the deterioration estimation unit 81 estimates the degree of deterioration of the object will be described.

The deterioration estimation unit 81 calculates the difference between the value of each operation parameter and the value of each comparison parameter corresponding to each operation parameter. For example, the deterioration estimation unit 81 calculates the difference between the temperature of the refrigerant in the air conditioner 101 and the temperature of the refrigerant obtained from the comparison air conditioner 101. Then, the deterioration estimation unit 81 is the air conditioner 101 or each of the plurality of parts in the air conditioner 101 based on the difference between the value of each of the plurality of operation parameters and the value of each of the plurality of comparison parameters. Estimate the degree of deterioration of. Alternatively, the deterioration estimation unit 81 may use the difference between the value of one operation parameter and the value of one comparison parameter, or the value of each of two or more operation parameters among the plurality of operation parameters, and the plurality of comparison parameters. The degree of deterioration of one or more parts in the air conditioner 101 is estimated based on the difference from each value of the two or more comparison parameters.

The deterioration estimation unit 81 estimates the degree of deterioration of the air conditioner 101 as follows. As described above, it is assumed that the storage unit 80 stores the degree of deterioration of the air conditioner in association with the values of the plurality of comparison parameters of the air conditioner. The deterioration estimation unit 81 estimates the degree of deterioration of the air conditioner 101 based on, for example, the sum of the differences between the values of the plurality of operating parameters and the values of the plurality of comparison parameters. More specifically, the deterioration estimation unit 81 estimates the degree of deterioration associated with the values of the plurality of contrast parameters that minimizes the sum, as the degree of deterioration of the air conditioner 101.

The deterioration estimation unit 81 estimates the degree of deterioration of each of the plurality of parts as follows. It is assumed that the storage unit 80 stores the degree of deterioration of each of the plurality of parts in the air conditioner in association with the value of one or more comparison parameters among the plurality of comparison parameters of the air conditioner. When any one component of the air conditioner is in an abnormal state, the value of one or more of the comparison parameters of the air conditioner becomes an abnormal value.

When the value of one comparison parameter becomes an abnormal value when the one component is in an abnormal state, the deterioration estimation unit 81 has the value of one operation parameter corresponding to the one comparison parameter and the one. The degree of deterioration of the one component is estimated based on the difference from the values of the two contrast parameters. Specifically, the deterioration estimation unit 81 determines the degree of deterioration associated with the value of the one comparison parameter in the storage unit 80, which minimizes the difference from the value of the one operation parameter. Estimated as the degree of deterioration of parts.

On the other hand, when the value of two or more comparison parameters becomes an abnormal value when the one component is in an abnormal state, the deterioration estimation unit 81 corresponds to each of the two or more comparison parameters. The degree of deterioration of the one component is estimated based on the difference between the value of each of the two or more operation parameters and the value of each of the two or more comparison parameters. Specifically, the deterioration estimation unit 81 minimizes the sum of the differences between the values of the two or more operation parameters and the values of the two or more comparison parameters in the storage unit 80. The degree of deterioration associated with the values of one or more comparison parameters is estimated as the degree of deterioration of the one component.

The deterioration estimation unit 81 may estimate the degree of deterioration of each part in the air conditioner 101, and may estimate the degree of deterioration of the air conditioner 101 based on the degree of deterioration of each part. Further, the deterioration estimation unit 81 may estimate the degree of deterioration of any two or more parts among the plurality of parts in the air conditioner 101 from the degree of deterioration of each of the two or more parts. Here, the deterioration estimation unit 81 may estimate the degree of deterioration of the two or more parts as follows.

For example, the storage unit 80 corresponds the degree of deterioration of any two or more parts among the plurality of parts in the air conditioner to the values of the two or more comparison parameters among the plurality of comparison parameters of the air conditioner. Attach and memorize. When the two or more parts are in an abnormal state, the values of the two or more comparison parameters become abnormal values. The deterioration estimation unit 81 is based on the difference between the value of each of the two or more operation parameters corresponding to each of the two or more comparison parameters and the value of each of the two or more comparison parameters, and the two or more parts. You may estimate the degree of deterioration of. Specifically, the deterioration estimation unit 81 minimizes the sum of the differences between the values of the two or more operation parameters and the values of the two or more comparison parameters in the storage unit 80. The degree of deterioration associated with the value of the comparison parameter is estimated as the degree of deterioration of the two or more parts.

The deterioration estimation unit 81 refers to all or part of the values of the plurality of comparison parameters stored in the storage unit 80 based on all or part of the values of the plurality of operation parameters by the function of AI, and refers to the values of all or part of the object. The degree of deterioration may be estimated. In this case, the deterioration estimation unit 81 may refer to the values of all or part of the plurality of comparison parameters of the comparison air conditioner, or all or part of the plurality of comparison parameters of each of the plurality of air conditioners. You may refer to the value of. When the deterioration estimation unit 81 refers to all or part of the values of the plurality of contrast parameters of the contrast air conditioner, the deterioration estimation unit 81 refers to all or part of the values of the plurality of contrast parameters of the contrast air conditioner of the AI. It may be extracted by the function.

The deterioration estimation unit 81 periodically acquires all or part of the values of the plurality of operation parameters detected by the plurality of air conditioning sensors in the air conditioner 101. The deterioration estimation unit 81 in the first embodiment acquires all or part of the values of the plurality of operation parameters every time a predetermined acquisition time elapses. The deterioration estimation unit 81 may acquire all or part of the values of the plurality of operation parameters at random timings. Then, the deterioration estimation unit 81 estimates the degree of deterioration of the object at each time point based on the values of all or part of the plurality of operation parameters detected at each time point.

The deterioration estimation unit 81 generates deterioration information indicating the degree of deterioration of the object in chronological order from the estimated degree of deterioration of the object at each time point. FIG. 5 is a diagram illustrating deterioration information generated by the deterioration estimation unit. The deterioration information shown in FIG. 5 shows the degree of deterioration of one object in chronological order. As shown in FIG. 5, when the horizontal axis is time, the vertical axis is the degree of deterioration, and the start point of time is t ₀ at the start of use of the air conditioner 101, the deterioration information up to t ₁ at the present time is shown by line E. Is done. Point F in FIG. 5 indicates the degree of deterioration of the object at each time point estimated by the deterioration estimation unit 81. The line E is a line obtained by connecting the points F at each time point.

Return to the reference in Fig. 3. The life calculation unit 82 may generate the deterioration information instead of the deterioration estimation unit 81. In this case, the life calculation unit 82 generates deterioration information from the deterioration degree of the object at each time point estimated by the deterioration estimation unit 81.

When the object is the air conditioner 101, the life calculation unit 82 refers to the storage unit 80 and extracts the comparison deterioration information indicating the degree of deterioration of the comparison air conditioner in chronological order. When the object is one component in the air conditioner 101, the life calculation unit 82 refers to the storage unit 80 and determines the degree of deterioration of the component corresponding to the one component in the comparison air conditioner in chronological order. The contrast deterioration information indicated by is extracted. When the object is two or more parts in the air conditioner 101, the life calculation unit 82 refers to the storage unit 80, and two or more parts corresponding to the two or more parts in the comparison air conditioner. The comparison deterioration information showing the degree of deterioration of the air conditioner in chronological order is extracted.

The life calculation unit 82 collates the deterioration information generated by the deterioration estimation unit 81 with the extracted comparative deterioration information. The life calculation unit 82 may collate the deterioration information with all the comparison deterioration information stored in the storage unit 80 or any part of the comparison deterioration information. In this case, the life calculation unit 82 does not have to extract the contrast deterioration information indicating the degree of deterioration of the contrast air conditioner or one or more parts in the contrast air conditioner in chronological order.

The life calculation unit 82 calculates the life time of the object based on the collation result between the deterioration information and the comparison deterioration information. Here, the life time refers to the time from the present time to the time when the object reaches a failure. In the following, the time point leading to the failure will be referred to as the failure time point. The life calculation unit 82 may perform the above-mentioned processing by the function of AI. Hereinafter, how the life calculation unit 82 calculates the life time will be described in detail.

The life calculation unit 82 collates the deterioration information with the contrast deterioration information as follows, for example. The life calculation unit 82 has the degree of deterioration at each time point in the collation time range of a predetermined length starting from the present time in the deterioration information, and the time range having the same length as the collation time range in the contrast deterioration information. The difference from the degree of deterioration at each time point is calculated. The length of the collation time range is arbitrarily determined. In the following, the time range having the same length as the matching time range in the contrast deterioration information will be referred to as a contrast time range.

In the life calculation unit 82, among all the time ranges indicated by the contrast deterioration information, the difference at each time point in the collation time range is equal to or less than the difference threshold value, and the total sum of the differences in the collation time range is minimized. Extract the contrast time range. Of the contrast deterioration information, an approximate curve of the degree of deterioration of the object up to the present time is shown in the extracted comparison time range. In the following, the comparison time range extracted by the life calculation unit 82 will be referred to as an extraction time range.

Here, the time change of the degree of deterioration of the contrast air conditioner and the time change of the deterioration of one or more parts in the contrast air conditioner are not always fixed uniformly. That is, various patterns may exist in the time change of the degree of deterioration of the contrast air conditioner and the time change of the one or more parts. When there are a plurality of patterns as a temporal change in the degree of deterioration of the contrast air conditioner or the one or more components, the storage unit 80 stores a plurality of contrast deterioration information indicating the plurality of patterns. ..

When the storage unit 80 has a plurality of comparative deterioration information of the air conditioner or one or more parts corresponding to the object, the life calculation unit 82 includes each of the plurality of comparative deterioration information and the deterioration information. And match. Then, in the life calculation unit 82, among all the time ranges indicated by each of the plurality of comparative deterioration information, the difference at each time point in the collation time range is equal to or less than the difference threshold value, and the difference in the collation time range. Extract the extraction time range that minimizes the sum of. Further, the life calculation unit 82 selects the extraction time range in which the total sum of the differences is the smallest among the extraction time ranges in each of the plurality of contrast deterioration information. In the following, the selected extraction time range will be referred to as a selection time range. The life calculation unit 82 extracts the contrast deterioration information obtained by extracting the selected time range from the plurality of comparison deterioration information. In the following, the comparison deterioration information obtained by extracting the selected time range by the life calculation unit 82 will be referred to as the extraction deterioration information. The extracted deterioration information is information that approximates the pattern of deterioration of the object. If there is only one pattern in the temporal change of the degree of deterioration of one or more parts in the contrast air conditioner or the contrast air conditioner, the storage unit 80 shows the one pattern. The contrast deterioration information of one of the contrast air conditioners or the one or more parts is stored. Then, the extraction time range extracted by the life calculation unit 82 from the one comparison deterioration information becomes the selection time range.

Return to reference in FIG. In FIG. 5, the collation time range is set from t ₀ at the start of use of the object to t ₁ at the present time. As shown in FIG. 5, the line E showing the deterioration information is approximated by the deterioration curve G showing the extraction deterioration information. That is, it is presumed that the object is being deteriorated as shown by the deterioration curve G.

Here, the failure time point of the object indicated by the deterioration curve G is the time point indicated by t ₂ . Therefore, the time point of failure of the object is estimated to be the _time point t2. The life calculation unit 82 calculates the time T ₁ from the current time t ₁ to the failure time t ₂ . The time T ₁ is estimated as the life time of the object from the current t ₁ .

Return to the reference in Fig. 3. The control construction unit 83 constructs the control content of the air conditioner 101 for extending the life time calculated by the life calculation unit 82. The function by the control construction unit 83 may be realized by AI. The control construction unit 83 may construct the control content only when the life time calculated by the life calculation unit 82 is equal to or less than the life threshold value. Hereinafter, the control construction unit 83 will be described in detail.

The control construction unit 83 constructs the control content of the air conditioner 101 for extending the life time of the object based on the extraction deterioration curve extracted by the life calculation unit 82 with reference to the storage unit 80. The storage unit 80 stores one or more control patterns for delaying deterioration of at least one of each air conditioner, each component in each air conditioner, and one or more components in each air conditioner. Has been done. As the control pattern, for example, when the object is the compressor 12, the frequency of the compressor 12 is lowered, the rotation speed of the outdoor fan 15B is increased, and the opening degree of the outdoor flow rate adjusting valve 16 is adjusted. And so on. Further, when the object is the compressor 12, another control pattern is the timing of the determination process for determining the presence or absence of an abnormality in each component such as the compressor 12, which is executed when the air conditioner 101 is started. There are adjustments, etc.

The control pattern effective for extending the life of the object may differ depending on the extraction deterioration information. In the storage unit 80, one or more control patterns are stored in association with each extraction deterioration information. For example, one control pattern may be stored in the storage unit 80 for one extraction deterioration information. Alternatively, one control pattern may be stored in the storage unit 80 for each predetermined adjustment time range in the extraction deterioration information. In addition to this, one control pattern may be stored in the storage unit 80 for each time point in the extraction deterioration information. The above-mentioned one control pattern is obtained by experiment or learning of AI as a means of extending the life time of an object.

The storage unit 80 may store a plurality of control patterns for each contrast deterioration information. Alternatively, the storage unit 80 may store a plurality of control patterns for each adjustment time range in each comparison deterioration information. In addition to this, the storage unit 80 may store a plurality of control patterns at each time point in each comparison deterioration information. In these cases, each of the plurality of control patterns may be associated with a larger weight as the progress of deterioration is slower by the experimental results obtained in advance or learning by AI. That is, each of the plurality of control patterns in the storage unit 80 includes each of the plurality of air conditioners, each of the plurality of components in each of the plurality of air conditioners, or one or more components among the plurality of components. However, the longer the life is extended, the larger the weight may be associated with it. The weight may be determined by experiment or learning by AI.

The control construction unit 83 constructs the control content of the air conditioner 101 based on the control pattern of at least one of the one or more control patterns stored in the storage unit 80 that delays the deterioration of the object. When a plurality of control patterns are stored in the storage unit 80 in the extraction deterioration information, the control construction unit 83 may construct the control contents of the air conditioner 101 based on the randomly selected control patterns. .. Further, in the control construction unit 83, when a plurality of control patterns are stored in the storage unit 80 in the extraction deterioration information and the above weights are associated with each of the plurality of control patterns, the maximum weight is obtained. The control content may be constructed based on the control pattern associated with. Alternatively, the control construction unit 83 may select two or more control patterns in descending order of the associated weights, and construct control contents based on the two or more control patterns.

When a plurality of control patterns are stored in the storage unit 80 for each adjustment time range, the control construction unit 83 stores a control pattern having the maximum weight or an arbitrary control pattern for each adjustment time range. You may choose. Alternatively, the control construction unit 83 may select two or more control patterns from the plurality of control patterns in descending order of the associated weights for each adjustment time range, or any two or more control patterns. The control pattern of may be selected. Then, the control construction unit 83 may construct the control content of the air conditioner 101 for each adjustment time range based on the control pattern selected for each adjustment time range.

Note that the control construction unit 83 can recognize which time point in the extraction deterioration information corresponds to at the present time based on the degree of deterioration of the object at the present time estimated by the deterioration estimation unit 81. That is, the control construction unit 83 can recognize which point in the extraction deterioration information the present time is by the extraction process of the extraction time range from the extraction deterioration information using the deterioration degree by the life calculation unit 82.

When a plurality of control patterns are stored in the storage unit 80 for each time point in the extraction deterioration information, the control construction unit 83 stores a control pattern having the maximum weight or an arbitrary control pattern for each time point. You may choose. Alternatively, the control construction unit 83 may select two or more control patterns from the plurality of control patterns in descending order of the associated weights at each time point. Alternatively, the control construction unit 83 may select any two or more control patterns from the plurality of control patterns at each time point. Then, the control construction unit 83 may construct the control content of the air conditioner 101 for each time point based on the control pattern selected for each time point.

The air conditioning control unit 84 controls the air conditioner 101 according to the control content constructed by the control construction unit 83. Next, the function of the air conditioning system 100 when the control is performed by the air conditioning control unit 84 will be described. Hereinafter, a case where a plurality of control patterns are associated with each extraction deterioration information, each time point in each extraction deterioration information, or each adjustment time range in each extraction deterioration information will be described in the storage unit 80. ..

The deterioration estimation unit 81 in the first embodiment has all or a part of a plurality of operation parameters from the air conditioner 101 every time a predetermined correction time elapses while the air conditioning control unit 84 controls the air conditioner 101. Get the value of. Then, the deterioration estimation unit 81 estimates the degree of deterioration of the object based on the values of all or part of the plurality of operation parameters. The correction time may be the same length as the acquisition time, or may be the same length as the adjustment time range.

While the air conditioning control unit 84 controls the air conditioner 101, the control construction unit 83 determines whether or not the degree of deterioration of the current object estimated by the deterioration estimation unit 81 is smaller than the current degree of deterioration in the extraction deterioration information. Is determined. When the degree of deterioration of the object at the present time is equal to or higher than the degree of deterioration at the present time in the extraction deterioration information, the control construction unit 83 uses a control pattern other than the control pattern used in the control contents up to the present time. Therefore, the extraction deterioration information or the control pattern currently associated with the extraction deterioration information is selected. Then, the control construction unit 83 constructs the control content based on the selected control pattern. In this case, when the control pattern in the storage unit 80 is weighted, the control construction unit 83 sets the weight of the control pattern used in the control contents up to the present time to be smaller than the weight at the present time. May be good. Then, the control construction unit 83 may construct the control content using one control pattern to which the maximum weight is associated. Alternatively, the control construction unit 83 may construct the control content by using two or more control patterns selected in descending order of weight. The air conditioning control unit 84 controls the air conditioner 101 according to the control content constructed by the control construction unit 83.

On the other hand, when the degree of deterioration of the object at the present time is smaller than the degree of deterioration at the present time in the extraction deterioration information, the control construction unit 83 continues to control the air conditioner so as to control the air conditioner 101 according to the control contents at the present time. Instruct unit 84. In this case, when the control pattern in the storage unit 80 is weighted, the control construction unit 83 may set the weight of the control pattern used in the control contents up to the present time to be greater than or equal to the weight at the present time. good.

FIG. 6 is a diagram illustrating deterioration information when the life time of an object is extended by control according to the control content constructed by the control construction unit. In FIG. 6, it is assumed that the control according to the control content is executed after the time _point t1, and the deterioration information of the object after the time _point t1 is shown by the broken line H. As shown in FIG. 6, the life time of the object is further extended by time T ₂ from time T ₁ by the control according to the control content. The time point of failure of the object is the time point t3 after the _time point _t2 and the _time T2.

Next, with reference to FIG. 7, a detailed configuration of the air conditioning system 100 according to the first embodiment will be described. FIG. 7 is a block diagram schematically illustrating a detailed configuration of the air conditioning system according to the first embodiment. The components described with reference to FIGS. 1 to 6 in FIG. 7 will be omitted unless there are special circumstances. In the first embodiment, the storage unit 80, the deterioration estimation unit 81, the life calculation unit 82, and the control construction unit 83 are included in the server 9, and the air conditioning control unit 84 is included in the remote controller 5. The broken line arrow in FIG. 7 indicates where each part is included, and each part is included on the opposite side of the broken line arrow.

As described with reference to FIG. 2, the outdoor control device 11 is connected to each of the following plurality of air conditioning sensors in the outdoor unit 1, and the detection results are acquired from each of the plurality of air conditioning sensors. do. The plurality of air conditioning sensors are the outdoor heat exchanger temperature sensor 19, the outside air temperature sensor 20, the discharge side pressure sensor 21, the suction side pressure sensor 22, and the discharge side temperature sensor 23 in FIG. 2. As described above, the outdoor control device 11 is an example of the air conditioning sensor, and detects the value of the current applied to the compressor 12 and the value of the electric power input to the compressor 12. The outdoor control device 11 controls the outdoor communication unit 10 so as to transmit the detection result of each of the plurality of air conditioning sensors in the outdoor unit 1 to the indoor unit 3. The second indoor communication unit 31 receives the detection result of each of the plurality of air conditioning sensors in the outdoor unit 1 from the outdoor unit 1.

The outdoor communication unit 10 may communicate with at least one of the remote controller 5, the terminal 7, and the server 9. In this case, the outdoor control device 11 transmits the value of the operation parameter detected by the plurality of air conditioning sensors in the outdoor unit 1 to the communicable device among the remote controller 5, the terminal 7, and the server 9. , The outdoor communication unit 10 may be controlled.

As described with reference to FIG. 2, the indoor control device 32 is connected to a plurality of air-conditioning sensors in the indoor unit 3, and the detection results are acquired from the plurality of air-conditioning sensors. The plurality of air conditioning sensors in the indoor unit 3 are the indoor heat exchanger temperature sensor 36 and the indoor temperature sensor 37. The indoor control device 32 controls the first indoor communication unit 30 so as to transmit the detection result by each of the plurality of air conditioning sensors in the indoor unit 3 to the remote controller 5. Further, the indoor control device 32 communicates with the first room so that the second indoor communication unit 31 transmits the detection result of each of the plurality of air conditioning sensors in the outdoor unit 1 received from the outdoor unit 1 to the remote controller 5. The unit 30 is controlled.

The first indoor communication unit 30 may communicate with at least one of the terminal 7 and the server 9. In this case, the indoor control device 32 transmits the values of the operation parameters detected by the plurality of air conditioning sensors in the outdoor unit 1 and the indoor unit 3 to the communicable device among the terminal 7 and the server 9. The first room communication unit 30 may be controlled. The first indoor communication unit 30 is an example of an air conditioning communication unit.

The remote controller 5 includes a remote control communication unit 50, a remote air conditioning communication unit 51, a remote control device 52, an air conditioning operation unit 53, an air conditioning display unit 54, and an air conditioning storage unit 55. The remote control communication unit 50 communicates with the indoor unit 3. The remote control communication unit 50 may communicate with the outdoor unit 1.

The remote air conditioning communication unit 51 communicates with the terminal 7 and the server 9. The remote side air conditioning communication unit 51 is an example of the air conditioning communication unit. The remote control device 52 controls the remote control communication unit 50, the remote air conditioning communication unit 51, and the air conditioning display unit 54. The air conditioning operation unit 53 includes, for example, a hard button, and receives an input of an instruction from the user. The air conditioning display unit 54 is, for example, a liquid crystal display having a backlight or the like. The backlight is a light source that irradiates the liquid crystal display with light from the side surface or the back surface of the air conditioning display unit 54. The air conditioning display unit 54 displays various information on the screen according to the instruction from the remote control device 52. The air conditioning storage unit 55 stores information necessary for operating the air conditioner 101, such as a set temperature set by the user. The above-mentioned air conditioning control unit 84 may be included in the remote control device 52.

The remote control communication unit 50 receives the values of the plurality of operation parameters detected by the plurality of air conditioning sensors in the outdoor unit 1 and the indoor unit 3 from the indoor unit 3 at each acquisition time. The remote control device 52 controls the remote air conditioning communication unit 51 so as to transmit the values of a plurality of operation parameters received by the remote control communication unit 50 to the server 9.

The server 9 includes a server communication unit 90. The deterioration estimation unit 81 included in the server 9 determines the degree of deterioration of the object as described above based on all or part of the values of the plurality of operation parameters acquired from the remote controller 5 via the server communication unit 90. presume. Then, as described above, the life calculation unit 82 extracts the extraction deterioration information based on the degree of deterioration and calculates the life time of the object. As described above, the control construction unit 83 constructs the control content based on the extraction deterioration information. The control construction unit 83 controls the server communication unit 90 so as to transmit a control signal indicating the control content to the remote controller 5.

The air conditioning control unit 84 in the remote controller 5 controls the outdoor unit 1 and the indoor unit 3 according to the control content indicated by the control signal received from the server 9. Specifically, the air conditioning control unit 84 controls the remote control communication unit 50 so as to transmit a control signal indicating the control content to the indoor unit 3. When the remote control communication unit 50 communicates with the outdoor unit 1, the air conditioning control unit 84 may control the remote control communication unit 50 so as to transmit a control signal to the outdoor unit 1.

The indoor control device 32 controls the component if the first indoor communication unit 30 receives the control signal and the control signal indicates control of the component in the indoor unit 3. If the control signal indicates control of parts in the outdoor unit 1, the indoor control device 32 controls the second indoor communication unit 31 so as to transmit the control signal to the outdoor unit 1.

When the first outdoor communication unit 10 receives the control signal, the outdoor control device 11 controls the compressor 12, the outdoor blower 15, the outdoor flow rate adjusting valve 16, and the like according to the control signal. When the control signal instructs to change the frequency of the compressor 12, the outdoor control device 11 controls to change the frequency of the compressor 12. When the control signal instructs to change the rotation speed of the outdoor blower 15, the outdoor control device 11 controls the outdoor drive source 15A in the outdoor blower 15 so as to change the rotation speed. When the control signal instructs to change the opening degree of the outdoor flow rate adjusting valve 16, the outdoor control device 11 changes the opening degree of the outdoor flow rate adjusting valve 16.

The life of the air conditioner 101 is extended by operating the parts in at least one of the outdoor unit 1 and the indoor unit 3 according to the control contents constructed by the control construction unit 83.

While the air conditioner 101 operates according to the control content, the remote control communication unit 50 of the remote controller 5 sets the values of a plurality of operation parameters detected by the plurality of air conditioning sensors in the outdoor unit 1 and the indoor unit 3 as described above. Received from the indoor unit 3 for each correction time. The remote control device 52 controls the remote air conditioning communication unit 51 so as to transmit the values of a plurality of operation parameters received by the remote control communication unit 50 to the server 9.

The deterioration estimation unit 81 included in the server 9 determines the degree of deterioration of the object as described above based on all or part of the values of the plurality of operation parameters acquired from the remote controller 5 via the server communication unit 90. presume. Then, the control construction unit 83 determines whether or not the degree of deterioration is equal to or higher than the degree of deterioration indicated by the extraction deterioration information. The extracted deterioration information is comparative deterioration information extracted by the life calculation unit 82 before the air conditioning control unit 84 controls the air conditioning control unit 84.

When the degree of deterioration estimated by the deterioration estimation unit 81 is equal to or higher than the degree of deterioration indicated by the extraction deterioration information, the control construction unit 83 reconstructs the control contents. In this case, the control construction unit 83 constructs the control content by using a control pattern other than the control pattern used in the construction of the previous control content. Then, the control construction unit 83 controls the server communication unit 90 so as to transmit a control signal indicating the constructed control content to the remote controller 5. Hereinafter, since the operation in the air conditioner 101 is the same, the description thereof will be omitted.

The air conditioning control unit 84 in the remote controller 5 controls the air conditioning display unit 54 so as to display the following control content information when the air conditioner 101 is operating based on the control content constructed by the control construction unit 83. You may. The control content information includes at least one of information indicating that the control content is being executed, information indicating the control content, and a life time calculated by the life calculation unit 82. As a result, the user of the air conditioner 101 can recognize the operating status of the air conditioner 101, the life time of the air conditioner 101, and the like. When the control content information includes the life time, the life time may be calculated by the life calculation unit 82 before the air conditioning control unit 84 controls. Alternatively, the life time may be calculated by the life calculation unit 82 for each correction time. In this case, the life calculation unit 82 extracts the extraction deterioration information as described above for each correction time based on the degree of deterioration estimated by the deterioration estimation unit 81 for each correction time, and calculates the life time. ..

The terminal 7 is used by a user of the air conditioner 101, a maintenance company of the air conditioner 101, or the like. The terminal 7 includes a terminal communication unit 70, a terminal operation unit 71, a terminal control unit 72, and a terminal display unit 73. The terminal communication unit 70 communicates with the remote controller 5 and the server 9. The terminal operation unit 71 receives an input of an instruction from the user of the terminal 7. The terminal control unit 72 controls the terminal communication unit 70 and the terminal display unit 73 based on the instruction input to the terminal operation unit 71 or the signal received by the terminal communication unit 70. The terminal display unit 73 displays various information on the screen in response to the instruction of the terminal control unit 72.

The air conditioning control unit 84 in the remote controller 5 performs remote air conditioning communication so as to transmit the following command signal to the terminal 7 when the air conditioner 101 is operating based on the control content constructed by the control construction unit 83. The unit 51 may be controlled. The command signal is instructed to display the control content information on the screen of the terminal display unit 73.

The terminal control unit 72 controls the terminal display unit 73 according to the command signal received by the terminal communication unit 70. The terminal display unit 73 displays control content information according to the instructions of the terminal control unit 72. As a result, the user of the terminal 7 can recognize the operating status of the air conditioner 101, the life time of the air conditioner 101, and the like.

Here, the comfort of the user of the air conditioner 101 may be impaired by the operation of the air conditioner 101 or the air conditioner 101 for extending the life of the parts. In order to maintain the comfort of the user, the air conditioning system 100 according to the first embodiment further includes the following components. Hereinafter, the air conditioning system 100 when the component is provided will be described.

The indoor unit 3 includes a motion sensor 38, a left / right wind direction control unit 39, a left / right wind direction changing plate 40, a vertical wind direction control unit 41, and a vertical wind direction changing plate 42, in addition to the components described with reference to FIG. .. Further, the indoor control device 32 includes a human body information management unit 44, an area management unit 45, a wind direction control management unit 46, and an air volume control management unit 47.

The motion sensor 38 includes, for example, an infrared sensor and detects the temperature distribution in the room. The motion sensor 38 outputs temperature distribution information such as a thermal image showing the detected temperature distribution to the indoor control device 32. The motion sensor 38 may be installed indoors separately from the indoor unit 3. In this case, the motion sensor 38 performs wired communication or wireless communication with the indoor unit 3 and transmits the temperature distribution information to the indoor unit 3.

As described above, the indoor drive source 34A and the indoor fan 34B control the amount of wind blown from the indoor unit 3. The left / right wind direction control unit 39, the left / right wind direction changing plate 40, the vertical wind direction control unit 41, and the vertical wind direction changing plate 42 control the direction of the wind blown from the indoor unit 3. In the following, the indoor drive source 34A, the indoor fan 34B, the left / right wind direction control unit 39, the left / right wind direction changing plate 40, the vertical wind direction control unit 41, and the vertical wind direction changing plate 42 will be referred to as a blower mechanism 43.

The human body information management unit 44 determines the presence or absence of a person in the room based on the temperature distribution information acquired from the motion sensor 38. Further, the human body information management unit 44 specifies the position of a person in the room when there is a person in the room. The human body information management unit 44 stores information for specifying each position, such as coordinates of each position in the room. The human body information management unit 44 holds, for example, a thermal image generated by the motion sensor 38 as a reference thermal image in advance when there is no person in the room. Then, the human body information management unit 44 calculates the temperature difference between the thermal image acquired from the human sensor 38 and the reference thermal image, and determines that there is a person at a position where the temperature difference is equal to or greater than the threshold value.

The human body information management unit 44 obtains human position information including information indicating a plurality of areas divided into the room and information on the presence or absence of a person in each area based on the temperature distribution information when there is a person in the room. Generate. The human body information management unit 44 transmits the human position information to the remote controller 5 via the first room communication unit 30. When the remote control communication unit 50 receives the person position information, the remote control device 52 in the remote controller 5 controls the remote air conditioning communication unit 51 so as to transmit the person position information to the user's terminal 7. do. When the terminal communication unit 70 receives the person position information, the terminal control unit 72 controls the terminal display unit 73 so as to display the person position information. The user's terminal 7 in the first embodiment shall accept input of an instruction regarding the air conditioning content from the user who has confirmed the person position information. The remote control device 52 may control the air conditioning display unit 54 so as to display the person position information.

When the first indoor communication unit 30 receives an operation signal indicating the direction of the wind blown from the indoor unit 3 from the remote controller 5 or the terminal 7, the area management unit 45 uses the area management unit 45 based on the operation signal. Identify the area where the person wants to blow. The operation signal includes information indicating an area where the user wants to blow air. In the following, the area where the user wants to blow air is described as the adjustment area.

The operation signal instructing the direction of the wind blown from the indoor unit 3 indicates the position where the user wants to blow air, for example, the coordinates of the position, instead of the information indicating the area where the user wants to blow air. It may be included. In this case, the area management unit 45 stores information for specifying each position, such as the coordinates of each position in the room, and information in which the area including each position is associated with each other.

When the area management unit 45 receives an operation signal for operating the air volume from the indoor unit 3 from the remote controller 5 or the terminal 7, the area management unit 45 specifies the air volume from the indoor unit 3 based on the operation signal. .. The air volume specified by the area management unit 45 is hereinafter referred to as an adjusted air volume. Further, the information including at least one of the adjustment area and the adjustment air volume is referred to as adjustment information below.

The wind direction control management unit 46 generates a wind direction control signal for controlling the wind direction from the indoor unit 3 based on the adjustment area specified by the area management unit 45. The wind direction control management unit 46 outputs the generated wind direction control signal to at least one of the left and right wind direction control units 39 and the vertical wind direction control unit 41. The output destination of the wind direction control signal is based on the adjustment area.

The air volume control management unit 47 generates an air volume control signal for controlling the air volume from the indoor unit 3 based on the adjusted air volume specified by the area management unit 45. The air volume control management unit 47 outputs the generated air volume control signal to the indoor drive source 34A.

The left and right wind direction control unit 39 and the up and down wind direction control unit 41 each include an actuator, and when a wind direction control signal is input, the wind direction control signal is converted into physical motion. When the wind direction control signal is input, the left / right wind direction control unit 39 adjusts the direction of the left / right wind direction changing plate 40 according to the wind direction control signal. When the wind direction control signal is input, the vertical wind direction control unit 41 adjusts the direction of the vertical wind direction changing plate 42 according to the wind direction control signal. The left-right wind direction changing plate 40 is a plate-shaped plate that controls the wind direction in the left-right direction. The vertical wind direction changing plate 42 is a plate-shaped plate that controls the wind direction in the vertical direction. The left / right wind direction changing plate 40 and the up / down wind direction changing plate 42 are examples of the wind direction changing plate, respectively. Further, the left and right wind direction control unit 39 and the vertical wind direction control unit 41 are examples of the wind direction control unit, respectively.

When the air volume control signal is input, the indoor drive source 34A drives the indoor fan 34B in response to the air volume control signal.

The wind direction control management unit 46 provides wind direction information indicating the directions of the left and right wind direction changing plates 40 and the vertical wind direction changing plates 42, or the wind direction from the indoor unit 3 based on the wind direction control signal, in the first indoor communication unit. It is transmitted to the remote controller 5 via 30. The air volume control management unit 47 transmits air volume information indicating the rotation speed of the indoor fan 34B, the air volume by the indoor fan 34B, etc. based on the air volume control signal to the remote controller 5 via the first indoor communication unit 30. ..

Instead of the wind direction information transmission by the wind direction control management unit 46 and the transmission of the wind direction information by the air volume control management unit 47, the area management unit 45 may transmit the adjustment information to the remote controller 5. The wind direction information, the air volume information, and the adjustment information are examples of the air blowing information indicating the contents of the air blown from the indoor unit 3, respectively.

The remote controller 52 in the remote controller 5 has a human position information management unit 56, an operation management unit 57, and an adjustment area management unit 58. When the remote control communication unit 50 receives the person position information from the indoor unit 3, the person position information management unit 56 stores the person position information in the air conditioning storage unit 55. The person position information management unit 56 controls the remote air conditioning communication unit 51 so as to transmit the person position information to the user's terminal 7. When the terminal communication unit 70 receives the person position information from the remote controller 5, the terminal control unit 72 in the terminal 7 controls the terminal display unit 73 to display the person position information. The person position information management unit 56 may control the air conditioning display unit 54 so as to display the person position information.

The operation management unit 57 stores in the air conditioning storage unit 55 the content of the instruction regarding the set temperature, the operation mode, etc., which is input via the air conditioning operation unit 53. The operation mode is, for example, a type of operation content such as cooling, heating, or dehumidification. The operation management unit 57 stores in the air conditioning storage unit 55 the content of the instruction indicated by the operation signal received from the terminal 7. The operation management unit 57 controls the remote control communication unit 50 so as to transmit the operation signal indicating the instruction input via the air conditioning operation unit 53 and the operation signal received from the terminal 7 to the indoor unit 3.

When the operation management unit 57 receives the ventilation information from the indoor unit 3, the operation management unit 57 controls the remote air conditioning communication unit 51 so as to transmit the ventilation information to the terminal 7. When the terminal communication unit 70 receives the ventilation information from the remote controller 5, the terminal control unit 72 in the terminal 7 controls the terminal display unit 73 to display the ventilation information. When the remote control communication unit 50 receives the ventilation information from the indoor unit 3, the operation management unit 57 may control the air conditioning display unit 54 to display the ventilation information.

The adjustment area management unit 58 stores in the air conditioning storage unit 55 the adjustment area indicated by the instruction input via the air conditioning operation unit 53 and the information indicating the adjusted air volume indicated by the instruction. Information indicating an area in the room is stored in the air conditioning storage unit 55.

When the remote air conditioning communication unit 51 receives an operation signal instructing the air conditioning content from the terminal 7, the adjustment area management unit 58 identifies the adjustment area from the operation signal. The operation signal may indicate a position where the user wants to blow air, for example, coordinates, or an area where the user wants to blow air. When the operation signal indicates a position where the user desires to blow air, the air conditioning storage unit 55 corresponds to the information indicating each position such as the coordinates of each position in the room and the area including each position. It is attached and remembered. Then, the adjustment area management unit 58 refers to the air conditioning storage unit 55, and identifies the adjustment area from the information indicating the position where the user desires to blow air.

The adjustment area management unit 58 stores the adjustment area and the adjustment air volume specified from the operation signal received from the terminal 7 in the air conditioning storage unit 55. Further, the adjustment area management unit 58 controls the remote control communication unit 50 so as to transmit an operation signal indicating the adjustment area and the adjustment air volume to the indoor unit 3.

With the above configuration, the comfort of the user is guaranteed for the air conditioner 101. The control content generated by the control construction unit 83 may conflict with the content of the instruction input to the remote controller 5 or the terminal 7. In this case, the air conditioning control unit 84 is a control construction unit in the server 9 via the remote air conditioning communication unit 51 so that the control content is constructed by a control pattern other than the control pattern used in the construction of the control content. You may instruct 83.

Hereinafter, a hardware configuration other than the existing hardware configuration of the air conditioning system 100 according to the first embodiment will be described. The function of the storage unit 80 can be realized by a storage device such as an HDD (Hard Disk Drive). Each of the deterioration estimation unit 81, the life calculation unit 82, the control construction unit 83, and the air conditioning control unit 84 is, for example, a processor such as a CPU (Central Processing Unit) or an MPU (Micro Processing Unit), and a ROM (Read Only Memory). ) Or RAM (RandomAccessMemory) or other memory. Each function of the deterioration estimation unit 81, the life calculation unit 82, the control construction unit 83, and the air conditioning control unit 84 can be realized by the processor reading and executing the air conditioning program stored in the memory. The functions of the storage unit 80, the deterioration estimation unit 81, the life calculation unit 82, the control construction unit 83, and the air conditioning control unit 84 may be realized by dedicated hardware. Further, all or part of the functions of the storage unit 80, the deterioration estimation unit 81, the life calculation unit 82, the control construction unit 83, and the air conditioning control unit 84 may be realized by dedicated hardware.

Hereinafter, the flow of air conditioning processing by the air conditioning system 100 according to the first embodiment will be described with reference to FIG. FIG. 8 is a flowchart illustrating the flow of air conditioning processing by the air conditioning system according to the first embodiment. In step S1, the deterioration estimation unit 81 acquires all or part of the values of the plurality of operation parameters, which are the detection results at the present time by all or part of the plurality of air conditioning sensors.

In step S2, the deterioration estimation unit 81 refers to the storage unit 80, and based on at least one of the value of the capacity parameter and the value of the environmental parameter, all or a part of the plurality of contrast parameters of the contrast air conditioner. Get the value of. In step S3, the deterioration estimation unit 81 collates the values of all or part of the plurality of operation parameters acquired in step S1 with the values of all or part of the plurality of contrast parameters of the contrast air conditioner, and the object. Estimate the degree of deterioration of. When the object is the air conditioner 101, the deterioration estimation unit 81 estimates the degree of deterioration of the air conditioner 101 based on the degree of deterioration of each of the plurality of parts of the air conditioner 101. good.

In step S4, the deterioration estimation unit 81 generates deterioration information indicating the estimated deterioration degree in chronological order. The deterioration information is obtained, for example, by the deterioration estimation unit 81 accumulating the degree of deterioration at each time point and storing it in the storage unit 80.

In step S5, the deterioration estimation unit 81 determines whether or not the entire time range indicated by the deterioration information generated in step S4 is equal to or greater than the collation time range. If the entire time range indicated by the deterioration information is less than the collation time range (step S5: NO), the deterioration estimation unit 81 in step S6 acquires all or part of the values of the plurality of operation parameters in step S1. After that, it is determined whether the acquisition time has elapsed. If the acquisition time has not elapsed (step S6: NO), the deterioration estimation unit 81 keeps the air conditioning process in step S6. When the acquisition time has elapsed (step S6: YES), the deterioration estimation unit 81 returns the air conditioning process to step S1. If the entire time range indicated by the deterioration information is equal to or greater than the collation time range (step S5: YES), the deterioration estimation unit 81 shifts the air conditioning process to step S7.

In the process of step S6 in the first embodiment, the deterioration estimation unit 81 transmits all or a part of the values of the plurality of operation parameters to the air conditioner 101 via the server communication unit 90 or the like. This is the processing when requesting. When the values of the plurality of parameters are automatically transmitted from the air conditioner 101 to the deterioration estimation unit 81 every time the acquisition time elapses, the process of step S6 may not be necessary. In this case, if the time range indicated by the deterioration information in step S5 is less than the collation time range, the deterioration estimation unit 81 returns the process to step S1, and if the time range is equal to or more than the collation time range, the deterioration estimation unit 81. 81 shifts the process to step S7.

In step S7, the life calculation unit 82 refers to the storage unit 80 and acquires one or more contrast deterioration information of the contrast air conditioner. In step S8, the life calculation unit 82 extracts the selection time range and the extraction deterioration information from the one or more contrast deterioration information acquired in step S7. In this case, the life calculation unit 82 determines the degree of deterioration at each time point in the collation time range in the deterioration information generated by the deterioration estimation unit 81 in step S4, and the comparison time range in one or more comparative deterioration information acquired in step S7. Check with the degree of deterioration at each time point. Then, the life calculation unit 82 extracts the selection time range and the extraction deterioration information from one or more contrast deterioration information based on the collation result.

In step S9, the life calculation unit 82 calculates the life time of the object using the extraction deterioration information. In step S10, the control construction unit 83 has one or more control patterns associated with the extraction deterioration information, each time point in the extraction deterioration information, or each adjustment time range in the extraction deterioration information in the storage unit 80. Select at least one control pattern. Here, in the storage unit 80, it is assumed that a plurality of control patterns are associated with the extraction deterioration information, each time point in the extraction deterioration information, or each adjustment time range in the extraction deterioration information. The control construction unit 83 selects one control pattern or two or more control patterns from the plurality of control patterns. When selecting one control pattern, the control construction unit 83 selects, for example, one control pattern associated with the maximum weight in the storage unit 80. When selecting two or more control patterns, the control construction unit 83 selects, for example, the two or more control patterns in descending order of the weight in the storage unit 80.

In step S11, the control construction unit 83 constructs the control content based on at least one control pattern selected in step S10. In step S12, the control construction unit 83 instructs the air conditioning control unit 84 to control the air conditioner 101 based on the constructed control content. The air conditioning control unit 84 controls the air conditioner 101 based on the control content constructed by the control construction unit 83.

In step S13, the deterioration estimation unit 81 determines whether or not the correction time has elapsed. If the correction time has not elapsed (step S13: NO), the deterioration estimation unit 81 returns the air conditioning process to step S13. When the correction time has elapsed (step S13: YES), in step S14, the deterioration estimation unit 81 acquires all or part of the values of the plurality of operating parameters at the present time.

In step S15, the deterioration estimation unit 81 is based on the values of all or part of the plurality of operating parameters acquired in step S14 and the values of all or part of the plurality of contrast parameters of the contrast air conditioner. Estimate the degree of deterioration of the object. In step S16, the control construction unit 83 determines whether or not the degree of deterioration estimated by the deterioration estimation unit 81 in step S15 is equal to or higher than the current degree of deterioration in the extraction deterioration information extracted in step S8. When the degree of deterioration estimated by the deterioration estimation unit 81 is less than the current degree of deterioration in the extraction deterioration information (step S16: NO), the control construction unit 83 returns the air conditioning process to step S12. In step S12, the control construction unit 83 gives an instruction to the air conditioning control unit 84 when the air conditioning control unit 84 continues to perform the processing up to the present time when there is no instruction from the control construction unit 83. You don't have to do it.

When the degree of deterioration estimated by the deterioration estimation unit 81 is equal to or higher than the current degree of deterioration in the extraction deterioration information (step S16: YES), the control construction unit 83 in step S17 has a control pattern other than the control pattern selected immediately before. Select at least one control pattern. In step S18, the control construction unit 83 constructs the control content based on the at least one control pattern selected in step S17. In this case, when the control pattern is weighted in the storage unit 80, the control construction unit 83 may reduce the weight associated with the control pattern selected immediately before. Then, the control construction unit 83 may select at least one control pattern other than the control pattern selected immediately before, according to the magnitude of the weight. After the process of step S18, the control construction unit 83 returns the air conditioning process to step S12. If the air conditioner 101 stops the operation based on the control content and then resumes the operation, the air conditioning system 100 may perform the air conditioning process from step S1 or from step S12. Processing may be performed.

Hereinafter, the effect of the air conditioning system 100 according to the first embodiment will be described. The air conditioning system 100 according to the first embodiment includes an air conditioner 101, a plurality of air conditioning sensors, a storage unit 80, a deterioration estimation unit 81, a life calculation unit 82, a control construction unit 83, and an air conditioning control unit 84. The air conditioner 101 air-conditions the room. The plurality of air conditioning sensors detect the values of a plurality of operating parameters indicating the operating state of the air conditioner 101. The storage unit 80 stores the values of a plurality of comparison parameters indicating the operating state of each of the plurality of air conditioners, including the comparison air conditioner under the same conditions as the air conditioner 101. Further, the storage unit 80 has a degree of deterioration of each of the plurality of air conditioners, a degree of deterioration of each of the plurality of parts in each of the plurality of air conditioners, and a plurality of airs based on the values of the plurality of comparison parameters. Stores each of a plurality of comparative deterioration information indicating at least one of the deterioration degrees of two or more parts among the plurality of parts in each of the air conditioners in chronological order. The deterioration estimation unit 81 is based on all or part of the values of the plurality of operation parameters and all or part of the values of the plurality of comparison parameters, and is based on the air conditioner 101 or the plurality of parts in the air conditioner 101. The degree of deterioration of the object, which is one or more of them, is estimated. The life calculation unit 82 extracts the extraction deterioration information from the plurality of comparative deterioration information stored in the storage unit 80 based on the deterioration degree of the time series in the collation time range estimated by the deterioration estimation unit 81. Then, the life calculation unit 82 calculates the life time from the present time of the object to the time of failure by using the extraction deterioration information. The control construction unit 83 constructs control contents for extending the life time calculated by the life calculation unit 82 based on the extraction deterioration information extracted by the life calculation unit 82. The air conditioning control unit 84 controls the air conditioner 101 based on the control content constructed by the control construction unit 83.

According to the above configuration, the deterioration estimation unit 81 estimates the degree of deterioration of the object, and the life calculation unit 82 extracts the extraction deterioration information based on the degree of deterioration in the time series. Therefore, the air conditioning system 100 is the object. You can get information about how the deterioration of the system progresses. Then, the control construction unit 83 constructs the control content for extending the life time of the object by using the extraction deterioration information, and the air conditioning control unit 84 controls the air conditioner 101 according to the control content. Therefore, the air conditioning system 100 can extend the life while maintaining the operation of the air conditioner 101.

The deterioration estimation unit 81 in the first embodiment extracts all or a part of the values of the plurality of contrast parameters of the contrast air conditioner from the values of all the contrast parameters indicating the operating states of the plurality of air conditioners. Then, the deterioration estimation unit 81 estimates the degree of deterioration of the object based on the values of all or part of the extracted plurality of comparison parameters and the values of all or part of the plurality of operation parameters. As a result, the deterioration estimation unit 81 can reduce the amount of deterioration degree estimation processing.

When the object is the air conditioner 101, the deterioration estimation unit 81 in the first embodiment estimates the degree of deterioration of the air conditioner 101 based on the degree of deterioration of each of the plurality of parts in the air conditioner 101. do. Since the air conditioner 101 is composed of a plurality of parts, the deterioration estimation unit 81 estimates the degree of deterioration of the air conditioner 101 by using the deterioration degree of each of the plurality of parts, whereby the air conditioner 101 of the air conditioner 101 The estimation accuracy of the degree of deterioration is improved.

The life calculation unit 82 in the first embodiment shows in chronological order the degree of deterioration of any one of the plurality of air conditioners and the plurality of parts in each of the plurality of air conditioners corresponding to the object. The above comparative deterioration information is collated with the degree of deterioration of the object at each of the plurality of time points in the collation time range estimated by the deterioration estimation unit 81. The life calculation unit 82 extracts the extraction deterioration information from the one or more comparison deterioration information based on the collation result. Then, the life calculation unit 82 predicts the failure time point of the object by using the extraction deterioration information, and calculates the life time based on the failure time point and the present time. As a result, the life calculation unit 82 can accurately extract the extraction deterioration information by collating the contrast deterioration information of one or more with the deterioration degree of the object at each of the plurality of time points. Then, since the control construction unit 83 constructs the control content of the air conditioner 101 based on the extraction deterioration information, the life of the air conditioner 101 can be extended.

The life calculation unit 82 in the first embodiment shows, in chronological order, the degree of deterioration of any one of the plurality of parts in the contrast air conditioner and the contrast air conditioner corresponding to the object. Extraction deterioration information is extracted from one or more contrast deterioration information of the information. As a result, the life calculation unit 82 can reduce the amount of processing when extracting the extraction deterioration information.

The storage unit 80 in the first embodiment contrasts one or more control patterns for delaying deterioration of each of the plurality of air conditioners or each of the plurality of components in each of the plurality of air conditioners. It is stored in association with each of the deterioration information. The control construction unit 83 constructs the control content by using at least one control pattern among one or more control patterns associated with the extraction deterioration information. As a result, the control construction unit 83 can quickly construct the control content that delays the deterioration of the object.

The storage unit 80 in the first embodiment shows the degree of deterioration of any one of the plurality of air conditioners and the plurality of parts in each of the plurality of air conditioners in chronological order. Of the two or more comparative deterioration information, or one of the comparative deterioration information, the plurality of air conditioners, and the plurality of parts in each of the plurality of air conditioners. , And a plurality of control patterns for delaying deterioration are stored in association with each other. Further, the storage unit 80 stores the weights in association with each of the plurality of control patterns. The weight associated with each of the plurality of control patterns is large enough to prolong the life of any one of the plurality of air conditioners and the plurality of parts in each of the plurality of air conditioners. .. When a plurality of control patterns are associated with the extraction deterioration information, the control construction unit 83 selects at least one control pattern from the plurality of control patterns in descending order of the associated weight. As a result, the control construction unit 83 can quickly and easily construct the control content that prolongs the life of the air conditioner 101. Therefore, the control construction unit 83 can reduce the processing amount, and the air conditioning control unit 84 can operate the air conditioner 101 while extending the life of the air conditioner 101.

The weight in the first embodiment is determined by learning by artificial intelligence. As a result, the control construction unit 83 can construct the control content that maximizes the life of the air conditioner 101. Therefore, the air conditioning control unit 84 can operate the air conditioner 101 while maximizing the life of the air conditioner 101.

The deterioration estimation unit 81 in the first embodiment is detected from the start time of the operation of the air conditioner 101 according to the control content constructed by the control construction unit 83 to the time after the elapse of the predetermined correction time. The degree of deterioration of the object is estimated based on the values of all or part of the plurality of operating parameters of the air conditioner 101. The control construction unit 83 corresponds to the extraction deterioration information by a plurality of control patterns when the deterioration degree estimated by the deterioration estimation unit 81 is equal to or higher than the deterioration degree at the time point after the lapse of the correction time in the extraction deterioration information. If it is attached, the weight associated with at least one control pattern used when constructing the control content is reduced. Then, the control construction unit 83 constructs the control content by using at least one control pattern among the plurality of control patterns other than the at least one control pattern used when constructing the control content. As a result, if the constructed control content does not extend the life of the air conditioner 101, the control construction unit 83 can reconstruct the control content using another control pattern for extending the life. Therefore, the life of the air conditioner 101 can be reliably extended.

The deterioration estimation unit 81 in the first embodiment is detected from the start time of the operation of the air conditioner 101 according to the control content constructed by the control construction unit 83 to the time after the elapse of the predetermined correction time. The degree of deterioration of the object is estimated based on the values of all or part of the plurality of operating parameters of the air conditioner 101. The control construction unit 83 corresponds to the extraction deterioration information by a plurality of control patterns when the deterioration degree estimated by the deterioration estimation unit 81 is equal to or higher than the deterioration degree at the time point after the lapse of the correction time in the extraction deterioration information. If it is attached, the control content is constructed using at least one control pattern among a plurality of control patterns other than the at least one control pattern used when constructing the control content. As a result, if the constructed control content does not extend the life of the air conditioner 101, the control construction unit 83 can reconstruct the control content using another control pattern for extending the life. Therefore, the life of the air conditioner 101 can be reliably extended.

The air conditioner 101 according to the first embodiment circulates the refrigerant in the refrigerant circuit 6 to exchange heat between the refrigerant and the indoor and outdoor air to air-condition the room. The air conditioner 101 includes a compressor 12, an expansion valve, and a blower. The compressor 12 is provided in the refrigerant circuit 6 to compress and discharge the refrigerant. The expansion valve is provided in the refrigerant circuit 6 to reduce the pressure of the refrigerant. The blower sends out the air after heat exchange to the inside or outside of the room. One of the above-mentioned one or more control patterns is a change control of the frequency of the compressor 12, a change control of the air volume of the blower, or a change control of the opening degree of the expansion valve. As a result, the control construction unit 83 can construct a control content that delays the deterioration of the compressor 12, which tends to deteriorate.

In the contrast air conditioner according to the first embodiment, the difference between the value of the capacity parameter of the contrast air conditioner and the value of the capacity parameter of the air conditioner 101 is equal to or less than the capacity threshold, and the value of the environmental parameter of the contrast air conditioner. And, the difference between the value of the environmental parameter of the air conditioner 101 and the value of the environmental parameter is less than or equal to the environmental threshold value, which satisfies at least one of them. Therefore, the deterioration estimation unit 81 improves the estimation accuracy of the degree of deterioration of the object by using all or a part of the plurality of comparison parameters of the contrast air conditioner. Further, the life calculation unit 82 uses the degree of deterioration estimated by the deterioration estimation unit 81 to determine the degree of deterioration of one of the plurality of parts in the contrast air conditioner and the contrast air conditioner corresponding to the object. From one or more contrast deterioration information indicating in time series, it is possible to extract extraction deterioration information that accurately indicates the time change of deterioration of the object. The control construction unit 83 can construct a control content that reliably prolongs the life of the air conditioner 101 by using the extraction deterioration information.

The air conditioner 101 according to the first embodiment circulates the refrigerant in the refrigerant circuit 6 to exchange heat between the refrigerant and the indoor and outdoor air to air-condition the room. The air conditioner 101 has a compressor 12. The compressor 12 is provided in the refrigerant circuit 6 to compress and discharge the refrigerant. In the contrast air conditioner, the difference between the capacity parameter value of the contrast air conditioner and the capacity parameter value of the air conditioner 101 is equal to or less than the capacity threshold, and the environmental parameter value of the contrast air conditioner and the air conditioner are air-conditioned. The difference from the value of the environmental parameter of the machine 101 is less than or equal to the environmental threshold, and at least one of them is satisfied. The value of the capacity parameter depends on the refrigerating capacity, information indicating the model or specification, the model number, the set power value input to the compressor at the initial stage of use of the compressor, or the set current value flowing through the compressor at the initial stage of use of the compressor. It will be decided. The values of the environmental parameters are the installation position of the air conditioner, the temperature of the installation position, the weather at the installation position, the cumulative usage time of the air conditioner, the average number of people in the room, the amount of refrigerant contained in the air conditioner, and the refrigerant. It is determined by the length of the pipe, the time average or cumulative value of the power value input to the compressor, or the time average or cumulative value of the value of the current applied to the compressor. Therefore, the deterioration estimation unit 81 improves the estimation accuracy of the degree of deterioration of the object by using all or a part of the plurality of comparison parameters of the contrast air conditioner. Further, the life calculation unit 82 uses the degree of deterioration estimated by the deterioration estimation unit 81 to determine the degree of deterioration of one of the plurality of parts in the contrast air conditioner and the contrast air conditioner corresponding to the object. From one or more contrast deterioration information indicating in time series, it is possible to extract extraction deterioration information that accurately indicates the time change of deterioration of the object. The control construction unit 83 can construct a control content that reliably prolongs the life of the air conditioner 101 by using the extraction deterioration information.

One of the plurality of operating parameters in the first embodiment is the electric power input to the compressor 12 or the current applied to the compressor 12. As a result, the deterioration estimation unit 81 can accurately estimate the degree of deterioration of the compressor 12.

The air conditioner 101 in the first embodiment further includes a remote controller 5 for remote control of the air conditioner 101. When the air conditioner 101 is operating based on the control content constructed by the control construction unit 83, the remote controller 5 has information indicating that the control content is being executed, information indicating the control content, and information indicating the control content. Display at least one of the lifetimes on the screen. As a result, the user of the air conditioner 101 indicates that the deterioration of the air conditioner 101 is progressing, that the air conditioner 101 is executing a process for delaying the progress of the deterioration, or the content of the process. Etc. can be grasped. Therefore, the user can clearly grasp the state of the air conditioner 101 and recognize the timing of contacting the maintenance company, which improves convenience.

In the air conditioning system 100 according to the first embodiment, the storage unit 80, the deterioration estimation unit 81, the life calculation unit 82, and the control construction unit 83 are provided in the server 9 on the network 2, and the air conditioning control unit 84 is used as the air conditioner 101. Be prepared. The air conditioner 101 has an air conditioning communication unit that communicates with the server 9. The air-conditioning communication unit receives from the server 9 a control signal indicating the control content constructed by the control construction unit 83. As a result, the air conditioning system 100 can reduce the processing amount of the air conditioner 101, continue the operation of the air conditioner 101, and extend the life of the air conditioner 101.

The air-conditioning communication unit in the first embodiment communicates with the terminal 7 having a communication function. The air conditioning control unit 84 has information indicating that the control content is being executed, information indicating the control content, and a life when the air conditioner 101 is operating based on the control content constructed by the control construction unit 83. The air conditioning communication unit is controlled to transmit a command signal instructing the terminal 7 to display at least one of the times on the screen. As a result, in the air conditioning system 100, when the user of the terminal 7 is a maintenance person, the maintenance person needs to maintain the air conditioner 101, or when the maintenance is required. I can inform you. Therefore, the person in charge of maintenance can quickly perform maintenance before the failure of the air conditioner 101, and can maintain the comfort of the user. When the user of the terminal 7 is the user of the air conditioner 101, the air conditioning system 100 executes a process for delaying the deterioration of the air conditioner 101 and for delaying the deterioration of the air conditioner 101. It is possible to notify what is being done or the content of the processing. Therefore, the user can clearly grasp the state of the air conditioner 101 and recognize the timing of contacting the maintenance company, which improves convenience.

Embodiment 2.
In the first embodiment, the storage unit 80, the deterioration estimation unit 81, the life calculation unit 82, and the control construction unit 83 are included in the server 9, and the air conditioning control unit 84 is included in the remote controller 5. In the second embodiment, the storage unit 80 is included in the server 9, and the deterioration estimation unit 81, the life calculation unit 82, the control construction unit 83, and the air conditioning control unit 84 are included in the remote controller 5. Hereinafter, the air conditioning system 100 according to the second embodiment will be described.

The configuration example of the air conditioning system 100 according to the second embodiment is shown by FIG. 1 as in the first embodiment, and the configuration example of the air conditioner 101 in the second embodiment is the same as that in the first embodiment. Indicated by. Further, the function of the air conditioning system 100 according to the second embodiment is exemplified by FIG. 3 as in the first embodiment. In the following, the same components as those in the first embodiment and the same functional blocks as those in the first embodiment are designated by the same reference numerals as those in the first embodiment. Further, unless there are special circumstances, the description of the same contents as those in the first embodiment will be omitted.

FIG. 9 is a block diagram schematically illustrating a detailed configuration of the air conditioning system according to the second embodiment. In the second embodiment, the storage unit 80 is included in the server 9, and the deterioration estimation unit 81, the life calculation unit 82, the control construction unit 83, and the air conditioning control unit 84 are included in the remote controller 5. The broken line arrow in FIG. 9 indicates where each part is included, and each part is included on the opposite side of the broken line arrow.

All or part of the deterioration estimation unit 81, the life calculation unit 82, the control construction unit 83, and the air conditioning control unit 84 may be included in the remote control device 52. The deterioration estimation unit 81 receives the values of the plurality of operation parameters detected by the plurality of air conditioning sensors in the outdoor unit 1 and the indoor unit 3 from the indoor unit 3 via the remote control communication unit 50. The deterioration estimation unit 81 receives the values of the plurality of operation parameters detected by the plurality of air conditioning sensors in the outdoor unit 1 from the outdoor unit 1, and the plurality of operation parameters detected by the plurality of air conditioning sensors in the indoor unit 3. The value of may be received from the indoor unit 3.

The deterioration estimation unit 81 controls the remote air conditioning communication unit 51 so as to transmit the first request signal requesting a plurality of contrast parameters indicating the operating state of the contrast air conditioner to the server 9. The first request signal includes at least one of the value of the capacity parameter and the value of the environmental parameter of the air conditioner 101. Based on the first request signal, the server 9 refers to the storage unit 80 and extracts the values of a plurality of comparison parameters indicating the operating state of the contrast air conditioner. Then, the server 9 transmits the extracted values of the plurality of contrast parameters of the contrast air conditioner to the remote controller 5 via the server communication unit 90.

The deterioration estimation unit 81 is based on the values of all or part of the plurality of operation parameters received from the indoor unit 3 and the values of all or part of the plurality of comparison parameters of the comparison air conditioner received from the server 9. , Estimate the degree of deterioration of the object. When the degree of deterioration of the object is estimated based on some values of a plurality of operating parameters and some values of a plurality of contrast parameters of the contrast air conditioner, the deterioration estimation unit 81 May receive the value of a part of the operating parameter from the indoor unit 3. In this case, the deterioration estimation unit 81 controls the remote air conditioning communication unit 51 so as to transmit the first request signal requesting the value of a part of the plurality of contrast parameters of the contrast air conditioner to the server 9. .. The server 9 transmits some values of a plurality of contrast parameters of the contrast air conditioner to the remote controller 5 via the server communication unit 90 in response to the first request signal.

The deterioration estimation unit 81 sends a first request signal requesting all or part of the values of a plurality of comparison parameters indicating the operating states of each of the plurality of air conditioners to the server 9, and the remote air conditioning communication unit 51 May be controlled. In this case, the server 9 sets all or a part of the values of the plurality of comparison parameters of each of the plurality of air conditioners in the remote controller 5 via the server communication unit 90 in response to the first request signal. Send to. The deterioration estimation unit 81 is based on at least one of the value of the capacity parameter of the air conditioner 101 and the value of the environmental parameter, and from the values of all the contrast parameters received, the deterioration estimation unit 81 determines the plurality of contrast parameters of the contrast air conditioner. Get all or part of the value.

The life calculation unit 82 requests one or more contrast deterioration information indicating the degree of deterioration of any one of the contrast air conditioner and the plurality of parts in the contrast air conditioner corresponding to the object in chronological order. 2 The remote air conditioning communication unit 51 is controlled so as to transmit the request signal to the server 9. The second request signal may be transmitted to the server 9 together with the first request signal, or may be transmitted to the server 9 separately from the first request signal. When the second request signal is transmitted to the server 9 separately from the first request signal, the second request signal includes at least one of the capacity parameter value and the environment parameter value. The server 9 refers to the storage unit 80 based on the second request signal, extracts the contrast deterioration information of 1 or more, and extracts the extracted contrast deterioration information of 1 or more via the server communication unit 90 to the remote controller. Send to 5.

The life calculation unit 82 is deterioration information generated by the deterioration estimation unit 81, and is extracted deterioration from one or more comparison deterioration information received from the server 9 based on the deterioration degree of the object at each time point in the collation time range. Extract information.

The life calculation unit 82 requests a plurality of comparative deterioration information indicating the degree of deterioration of the plurality of air conditioners and the plurality of parts in each of the plurality of air conditioners in chronological order. The remote air conditioning communication unit 51 may be controlled to transmit a signal. Based on the second request signal received, the server 9 indicates a plurality of comparative deterioration information indicating the degree of deterioration of the plurality of air conditioners and the plurality of parts in each of the plurality of air conditioners in chronological order. Is transmitted to the remote controller 5. The life calculation unit 82 indicates one or more deterioration degrees corresponding to an object among a plurality of air conditioners and a plurality of parts in each of the plurality of air conditioners, in comparison with one or more. The remote air conditioning communication unit 51 may be controlled to transmit a second request signal requesting information. The server 9 transmits the one or more contrast deterioration information to the remote controller 5 based on the received second request signal.

The control construction unit 83 controls the remote air conditioning communication unit 51 so as to transmit a third request signal requesting one or more control patterns associated with the extraction deterioration information extracted by the life calculation unit 82 to the server 9. do. The third request signal includes extraction deterioration information extracted by the life calculation unit 82 or information for specifying the extraction deterioration information. The server 9 refers to the storage unit 80 and extracts the above-mentioned one or more control patterns based on the third request signal. Then, the server 9 transmits information indicating the one or more control patterns to the remote controller 5 via the server communication unit 90. When the weight is associated with each control pattern in the storage unit 80, the server 9 remotely transfers the weight associated with the one or more control patterns together with the one or more control patterns. It is transmitted to the controller 5. The control construction unit 83 constructs the control content based on at least one control pattern in the above-mentioned one or more control patterns received from the server 9 via the remote air conditioning communication unit 51.

The air conditioning control unit 84 in the second embodiment displays the air conditioning display unit 54 so as to display the control content information on the screen when the air conditioner 101 is operating based on the control content constructed by the control construction unit 83. It may be controlled. Further, the air conditioning control unit 84 may control the remote air conditioning communication unit 51 so as to transmit a command signal instructing the display of the control content information on the screen to the terminal 7. When the terminal communication unit 70 receives the command signal, the terminal control unit 72 includes information indicating that the control content is being executed, information indicating the control content, and a life time of the object. The terminal display unit 73 is controlled so that at least one is displayed on the screen.

The flow of air conditioning processing by the air conditioning system 100 according to the second embodiment is illustrated by FIG. 8 as in the first embodiment. Since the contents are the same as the contents of the air conditioning treatment of the first embodiment except for the following contents, the description thereof will be omitted. In the second embodiment, in step S2, the deterioration estimation unit 81 controls the remote air conditioning communication unit 51 so as to transmit the first request signal to the server 9 instead of referring to the storage unit 80. Then, the deterioration estimation unit 81 acquires all or part of the values of the plurality of contrast parameters of the contrast air conditioner from the server 9 via the remote air conditioning communication unit 51.

The process of step S6 in the second embodiment is a process in which the deterioration estimation unit 81 requests the indoor unit 3 to have all or part of the values of a plurality of operation parameters via the remote control communication unit 50. be. The process of step S6 may be omitted when all or a part of the values of the plurality of parameters are automatically transmitted from the indoor unit 3 to the remote controller 5 every time the acquisition time elapses.

In the second embodiment, in step S7, the life calculation unit 82 controls the remote air conditioning communication unit 51 so as to transmit the second request signal to the server 9 instead of referring to the storage unit 80. Then, the life calculation unit 82 acquires one or more contrast deterioration information from the server 9 via the remote air conditioning communication unit 51. In the second embodiment, in step S10, the control construction unit 83 controls the remote air conditioning communication unit 51 so as to transmit the third request signal to the server 9 instead of referring to the storage unit 80. The control construction unit 83 is associated with the extraction deterioration information, each time point in the extraction deterioration information, or each adjustment time range in the extraction deterioration information from the server 9 via the remote air conditioning communication unit 51. Get the control pattern. The control construction unit 83 selects at least one control pattern from the plurality of control patterns.

The deterioration estimation unit 81, the life calculation unit 82, the control construction unit 83, and the air conditioning control unit 84 may be included in the indoor unit 3 instead of the remote controller 5. In this case, the first room communication unit 30 may directly communicate with the server 9 and the terminal 7, or may communicate with the server 9 and the terminal 7 via the remote controller 5.

Hereinafter, the effect of the air conditioning system 100 according to the second embodiment will be described. The air conditioning system 100 according to the second embodiment includes a storage unit 80 in the server 9 on the network 2. Further, the air conditioning system 100 includes a deterioration estimation unit 81, a life calculation unit 82, a control construction unit 83, and an air conditioning control unit 84 in the air conditioner 101. The air conditioner 101 has an air conditioning communication unit that communicates with the server 9. The deterioration estimation unit 81 is air-conditioned to transmit to the server 9 a first request signal stored by the storage unit 80, which requests all or a part of the values of the plurality of comparison parameters indicating the operating state of the contrast air conditioner. Controls the communication unit. The life calculation unit 82 requests one or more contrast deterioration information indicating the degree of deterioration of any one of the contrast air conditioner and the plurality of parts in the contrast air conditioner corresponding to the object in chronological order. The air conditioning communication unit is controlled so as to transmit the second request signal to the server 9. The control construction unit 83 controls the air conditioning communication unit in the storage unit 80 so as to transmit a third request signal requesting one or more control patterns associated with the extraction deterioration information extracted by the life calculation unit 82. .. As a result, the air conditioner 101 is a part of the information group having a large amount of data, such as the values of the plurality of comparison parameters of each of the plurality of air conditioners and the plurality of contrast deterioration information stored in the server 9. Can be obtained and control contents for prolonging life can be constructed. Therefore, the amount of data in the air conditioner 101 is reduced. In addition, the air conditioner 101 can quickly reflect the constructed control content.

Embodiment 3.
In the second embodiment, the storage unit 80 is included in the server 9, and the deterioration estimation unit 81, the life calculation unit 82, the control construction unit 83, and the air conditioning control unit 84 are included in the remote controller 5. In the third embodiment, the storage unit 80 is included in the server 9, the deterioration estimation unit 81, the life calculation unit 82, and the control construction unit 83 are included in the terminal 7, and the air conditioning control unit 84 is included in the remote controller 5. Hereinafter, the air conditioning system 100 according to the third embodiment will be described.

The configuration example of the air conditioning system 100 according to the third embodiment is shown by FIG. 1 as in the first and second embodiments, and the configuration example of the air conditioner 101 in the third embodiment is the first embodiment. And, as in the second embodiment, it is shown by FIG. Further, the functions of the air conditioning system 100 according to the third embodiment are exemplified by FIG. 3 as in the first and second embodiments. In the following, the same components as those of the first and second embodiments, and the functional blocks and the like of the first and second embodiments will be described in the first and second embodiments. A code similar to the code is attached. Further, unless there are special circumstances, the description of the same contents as those of the first embodiment and the second embodiment will be omitted.

FIG. 10 is a block diagram schematically illustrating a detailed configuration of the air conditioning system according to the third embodiment. In the third embodiment, the storage unit 80 is included in the server 9, the deterioration estimation unit 81, the life calculation unit 82, and the control construction unit 83 are included in the terminal 7, and the air conditioning control unit 84 is included in the remote controller 5. included. The broken line arrow in FIG. 10 indicates where each part is included, and each part is included on the opposite side of the broken line arrow.

All or part of the deterioration estimation unit 81, the life calculation unit 82, and the control construction unit 83 may be included in the terminal control unit 72. The air conditioning control unit 84 may be included in the remote control device 52.

The deterioration estimation unit 81 remotely determines all or part of the values of the plurality of operation parameters detected by all or part of the plurality of air conditioning sensors in the outdoor unit 1 and the indoor unit 3 via the terminal communication unit 70. Received from the controller 5. The deterioration estimation unit 81 controls the terminal communication unit 70 to transmit a first request signal requesting all or a part of a plurality of contrast parameters indicating the operating state of the contrast air conditioner to the server 9. Based on the first request signal, the server 9 refers to the storage unit 80 and extracts all or part of the values of the plurality of contrast parameters indicating the operating state of the contrast air conditioner. Then, the server 9 transmits all or a part of the extracted values of the plurality of contrast parameters of the contrast air conditioner to the terminal 7 via the server communication unit 90.

The deterioration estimation unit 81 is based on all or part of the values of the plurality of operation parameters received from the remote controller 5 and all or part of the values of the plurality of comparison parameters of the comparison air conditioner received from the server 9. To estimate the degree of deterioration of the object.

The deterioration estimation unit 81 controls the terminal communication unit 70 to transmit a first request signal requesting all or part of the values of a plurality of comparison parameters indicating the operating states of each of the plurality of air conditioners to the server 9. You may. In this case, the server 9 sends all or part of the values of the plurality of comparison parameters of each of the plurality of air conditioners to the terminal 7 via the server communication unit 90 in response to the first request signal. Send. The deterioration estimation unit 81 is based on at least one of the value of the capacity parameter of the air conditioner 101 and the value of the environmental parameter, and from the values of all the contrast parameters received, the deterioration estimation unit 81 determines the plurality of contrast parameters of the contrast air conditioner. Get all or part of the value.

The life calculation unit 82 requests one or more contrast deterioration information indicating the degree of deterioration of any one of the contrast air conditioner and the plurality of parts in the contrast air conditioner corresponding to the object in chronological order. 2 The terminal communication unit 70 is controlled so as to transmit the request signal to the server 9. The server 9 refers to the storage unit 80 based on the second request signal, extracts the contrast deterioration information of 1 or more, and extracts the extracted contrast deterioration information of 1 or more to the terminal 7 via the server communication unit 90. Send to.

The life calculation unit 82 requests a plurality of comparative deterioration information indicating the degree of deterioration of the plurality of air conditioners and the plurality of parts in each of the plurality of air conditioners in chronological order. The terminal communication unit 70 may be controlled so as to transmit. In this case, the server 9 transmits the plurality of contrast deterioration information to the terminal 7 based on the received second request signal. The life calculation unit 82 indicates one or more deterioration degrees corresponding to an object among a plurality of air conditioners and a plurality of parts in each of the plurality of air conditioners, in comparison with one or more. The terminal communication unit 70 may be controlled to transmit a second request signal requesting information. In this case, the server 9 transmits the one or more contrast deterioration information to the terminal 7 based on the received second request signal.

The control construction unit 83 controls the terminal communication unit 70 so as to transmit a third request signal requesting one or more control patterns associated with the extraction deterioration information extracted by the life calculation unit 82 to the server 9. The server 9 refers to the storage unit 80 and extracts the above-mentioned one or more control patterns based on the third request signal. Then, the server 9 transmits information indicating the one or more control patterns to the terminal 7 via the server communication unit 90. When the weight is associated with each control pattern in the storage unit 80, the server 9 sets the weight associated with the one or more control patterns together with the one or more control patterns to the terminal. Send to 7. The control construction unit 83 constructs the control content based on at least one control pattern in the above-mentioned one or more control patterns received from the server 9 via the terminal communication unit 70.

The control construction unit 83 instructs the air conditioning control unit 84 in the remote controller 5 to control the air conditioner 101 based on the constructed control content via the terminal communication unit 70. The air conditioning control unit 84 controls the outdoor unit 1 and the indoor unit 3 in response to an instruction from the control construction unit 83.

The air conditioning control unit 84 in the third embodiment sends a command signal instructing to display the control content information on the screen when the air conditioner 101 is operating based on the control content constructed by the control construction unit 83. , The remote side air conditioning communication unit 51 may be controlled so as to transmit to the terminal 7. When the terminal communication unit 70 receives the command signal, the terminal control unit 72 includes information indicating that the control content is being executed, information indicating the control content, and a life time of the object. The terminal display unit 73 is controlled so that at least one is displayed on the screen.

The flow of air conditioning processing by the air conditioning system 100 according to the third embodiment is illustrated by FIG. 8 as in the first and second embodiments. Since the contents other than the following contents are the same as the contents of the air conditioning treatment of the first embodiment and the second embodiment, the description thereof will be omitted. In the third embodiment, in each of step S1 and step S14, the deterioration estimation unit 81 sets all or part of the values of the plurality of operation parameters, which are the detection results by all or part of the plurality of air conditioning sensors. Obtained from the remote controller 5 via the terminal communication unit 70. In the third embodiment, in step S2, the deterioration estimation unit 81 controls the terminal communication unit 70 to transmit the first request signal to the server 9 instead of referring to the storage unit 80. Then, the deterioration estimation unit 81 acquires all or part of the values of the plurality of comparison parameters of the contrast air conditioner from the server 9 via the terminal communication unit 70.

The process of step S6 in the third embodiment is a process when the deterioration estimation unit 81 requests the remote controller 5 to use all or part of the values of a plurality of operation parameters via the terminal communication unit 70. The process of step S6 may be omitted when all or a part of the values of the plurality of parameters are automatically transmitted from the remote controller 5 to the terminal 7 every time the acquisition time elapses.

In the third embodiment, in step S7, the life calculation unit 82 controls the terminal communication unit 70 to transmit the second request signal to the server 9 instead of referring to the storage unit 80. Then, the life calculation unit 82 acquires one or more contrast deterioration information from the server 9 via the terminal communication unit 70. In the third embodiment, in step S10, the control construction unit 83 controls the terminal communication unit 70 to transmit the third request signal to the server 9 instead of referring to the storage unit 80. The control construction unit 83 has a plurality of control patterns associated with the extraction deterioration information, each time point in the extraction deterioration information, or each adjustment time range in the extraction deterioration information from the server 9 via the terminal communication unit 70. To get. The control construction unit 83 selects at least one control pattern from the plurality of control patterns.

In the third embodiment, in step S12, the control construction unit 83 instructs the air conditioning control unit 84 in the remote controller 5 to control the air conditioner 101 based on the constructed control content via the terminal communication unit 70. ..

Hereinafter, the effect of the air conditioning system 100 according to the third embodiment will be described. The air conditioning system 100 according to the third embodiment includes a storage unit 80 in a server 9 on a network 2, a deterioration estimation unit 81, a life calculation unit 82, and a control construction unit 83 in a terminal 7 having a communication function. The air conditioner control unit 84 is provided in the air conditioner 101. The air conditioner 101 has an air conditioning communication unit that communicates with the server 9 and the terminal 7. The terminal 7 has a terminal communication unit 70 that communicates with the air conditioner 101 and the server 9. The deterioration estimation unit 81 transmits to the server 9 a first request signal stored by the storage unit 80, which requests all or a part of the values of the plurality of comparison parameters indicating the operating state of the contrast air conditioner. Controls the terminal communication unit 70. The life calculation unit 82 requests one or more contrast deterioration information indicating the degree of deterioration of any one of the contrast air conditioner and the plurality of parts in the contrast air conditioner corresponding to the object in chronological order. The terminal communication unit 70 is controlled so as to transmit the second request signal to the server 9. The control construction unit 83 controls the terminal communication unit 70 so as to transmit the third request signal requesting one or more control patterns associated with the extraction deterioration information extracted by the life calculation unit 82 in the storage unit 80. do. Then, the control construction unit 83 instructs the air conditioning control unit 84 to control the air conditioner 101 based on the constructed control content via the terminal communication unit 70. As a result, the terminal 7 acquires a part from the information group having a large amount of data, such as the values of the plurality of comparison parameters of each of the plurality of air conditioners and the plurality of contrast deterioration information stored in the server 9. Then, the control contents for extending the life of the air conditioner 101 can be constructed. Therefore, the air conditioning system 100 can reduce the amount of data in the air conditioner 101 and the amount of processing by the air conditioner 101.

The terminal 7 in the third embodiment has a terminal display unit 73 and a terminal control unit 72. The terminal display unit 73 displays information on the screen. The terminal control unit 72 controls the terminal display unit 73. The air conditioning control unit 84 has information indicating that the control content is being executed, information indicating the control content, and information indicating that the control content is being executed when the air conditioner 101 is operating based on the control content constructed by the control construction unit 83. The air conditioning communication unit is controlled so as to transmit a command signal instructing the terminal 7 to display at least one of the above-mentioned life times on the screen. When the terminal communication unit 70 receives the command signal, the terminal control unit 72 has at least one of information indicating that the control content is being executed, information indicating the control content, and a lifetime. Is controlled to display the terminal display unit 73. As a result, in the air conditioning system 100, when the user of the terminal 7 is a maintenance person, the maintenance person needs to maintain the air conditioner 101, or when the maintenance is required. I can inform you. Therefore, the person in charge of maintenance can quickly perform maintenance before the failure of the air conditioner 101, and can maintain the comfort of the user. When the user of the terminal 7 is the user of the air conditioner 101, the air conditioning system 100 executes a process for delaying the deterioration of the air conditioner 101 and for delaying the deterioration of the air conditioner 101. It is possible to notify what is being done or the content of the processing. Therefore, the user can clearly grasp the state of the air conditioner 101 and recognize the timing of contacting the maintenance company, which improves convenience.

Although the first to third embodiments have been described above, the contents of the present disclosure are not limited to these embodiments, and include possible contents.

1 outdoor unit, 2 network, 3 indoor unit, 4 refrigerant piping, 5 remote controller, 6 refrigerant circuit, 7 terminal, 9 server, 10 outdoor communication unit, 11 outdoor control device, 12 compressor, 13 flow path switching device, 14 Outdoor heat exchanger, 15 outdoor blower, 15A outdoor drive source, 15B outdoor fan, 16 outdoor flow control valve, 17 shutoff valve, 18 pressure container, 19 outdoor heat exchanger temperature sensor, 20 outdoor air temperature sensor, 21 discharge side pressure sensor , 22 Suction side pressure sensor, 23 Discharge side temperature sensor, 30 1st indoor communication unit, 31 2nd indoor communication unit, 32 indoor control device, 33 indoor heat exchanger, 34 indoor blower, 34A indoor drive source, 34B indoor fan , 35 Indoor flow control valve, 36 Indoor heat exchanger temperature sensor, 37 Indoor temperature sensor, 38 Human sensor, 39 Left and right wind direction control unit, 40 Left and right wind direction change plate, 41 Vertical wind direction control unit, 42 Vertical wind direction change plate, 43 Blower mechanism, 44 human body information management unit, 45 area management unit, 46 wind direction control management unit, 47 air volume control management unit, 50 remote control communication unit, 51 remote side air conditioning communication unit, 52 remote side control device, 53 air conditioning operation unit , 54 air conditioning display unit, 55 air conditioning storage unit, 56 person position information management unit, 57 operation management unit, 58 adjustment area management unit, 70 terminal communication unit, 71 terminal operation unit, 72 terminal control unit, 73 terminal display unit, 80 Storage unit, 81 deterioration estimation unit, 82 life calculation unit, 83 control construction unit, 84 air conditioning control unit, 90 server communication unit, A, B, C, G deterioration curve, D, F point, E, H line, T ₁ Time (lifetime), T ₂ hours, t ₀ point of use start point, t ₁ point point (current point), t ₂ point point point (time point of failure).

Claims

An air conditioner that air-conditions the room and
A plurality of air conditioning sensors that detect the values of a plurality of operating parameters indicating the operating state of the air conditioner, and
The values of a plurality of contrast parameters indicating the operating state of each of the plurality of air conditioners, including the contrast air conditioner under the same conditions as the air conditioner, are stored, and all or a part of the plurality of contrast parameters are stored. Based on the values, the degree of deterioration of each of the plurality of air conditioners, the degree of deterioration of each of the plurality of parts in each of the plurality of air conditioners, and the degree of deterioration of the plurality of parts in each of the plurality of air conditioners. A storage unit that stores each of a plurality of comparative deterioration information that indicates at least one of the deterioration degrees of the two or more of the above parts in chronological order.
The air conditioner or the air conditioner is based on all or part of the values of the plurality of operation parameters detected by the plurality of air conditioning sensors and all or part of the values of the plurality of comparison parameters. A deterioration estimation unit that estimates the degree of deterioration of an object, which is one or more of the above-mentioned parts among a plurality of parts in the machine, and a deterioration estimation unit.
It is one of the comparative deterioration information from the plurality of comparative deterioration information stored in the storage unit based on the deterioration degree of the time series in the predetermined collation time range estimated by the deterioration estimation unit. A life calculation unit that extracts the extraction deterioration information and calculates the life time from the present time to the failure point of the object using the extraction deterioration information.
A control construction unit that constructs control contents for extending the life time calculated by the life calculation unit based on the extraction deterioration information extracted by the life calculation unit.
An air conditioning control unit that controls the air conditioner based on the control content constructed by the control construction unit.
Air conditioning system with.
The deterioration estimation unit is
From the values of all the comparison parameters indicating the operating state of the plurality of air conditioners, all or part of the values of the plurality of comparison parameters of the contrast air conditioner are extracted, and the extracted values of the plurality of comparison parameters are obtained. The air conditioning system according to claim 1, wherein the degree of deterioration of the object is estimated based on all or part of the values and all or part of the values of the plurality of operating parameters.
The deterioration estimation unit is
When the object is the air conditioner, the degree of deterioration of the air conditioner is estimated based on the degree of deterioration of each of the plurality of parts in the air conditioner, according to claim 1 or claim. The air conditioning system according to 2.
The life calculation unit is
Of the plurality of air conditioners and the plurality of components in each of the plurality of air conditioners, the plurality of comparative deterioration information showing the degree of deterioration of any one corresponding to the object in chronological order. The comparative deterioration information of one or more of them is collated with the deterioration degree of the object at each of a plurality of time points in the collation time range estimated by the deterioration estimation unit, and based on the collation result, the said The extracted deterioration information is extracted from one or more comparative deterioration information, the failure time point of the object is predicted by using the extraction deterioration information, and the life time is determined based on the failure time point and the current time point. The air conditioning system according to any one of claims 1 to 3, which is calculated.
The life calculation unit is
One of the plurality of contrasting deterioration information indicating the degree of deterioration of any one of the contrasting air conditioner and the plurality of parts in the contrasting air conditioner corresponding to the object in chronological order. The air conditioning system according to any one of claims 1 to 4, wherein the extracted deterioration information is extracted from the above-mentioned comparative deterioration information.
The storage unit is
Deterioration of two or more of the parts of each of the plurality of air conditioners, each of the plurality of parts in each of the plurality of air conditioners, or the plurality of parts in each of the plurality of air conditioners. One or more control patterns for delaying the operation are stored in association with each of the plurality of comparative deterioration information.
The control construction unit
The air conditioning according to any one of claims 1 to 5, wherein the control content is constructed by using at least one of the control patterns associated with the extraction deterioration information. system.
The storage unit is
Two or more of the plurality of comparative deterioration information showing the degree of deterioration of any one of the plurality of air conditioners and the plurality of parts in each of the plurality of air conditioners in chronological order. Delays the deterioration of each of the comparative deterioration information of the above, or one of the comparative deterioration information, the plurality of air conditioners, and the plurality of parts in each of the plurality of air conditioners. To store a plurality of the control patterns in association with each other.
A weight is associated with each of the plurality of control patterns and stored.
The weight associated with each of the plurality of control patterns is
The larger the life of any of the plurality of air conditioners and the plurality of parts in each of the plurality of air conditioners is extended.
The control construction unit
When the plurality of control patterns are associated with the extraction deterioration information, the at least one control pattern is selected from the plurality of control patterns in descending order of the associated weights. 6. The air conditioning system according to 6.
The air conditioning system according to claim 7, wherein the weight is determined by learning by artificial intelligence.
The deterioration estimation unit is
The plurality of operation parameters of the air conditioner detected from the start time of the operation of the air conditioner according to the control content constructed by the control construction unit to the time after the lapse of a predetermined correction time. Based on all or part of the values of, the degree of deterioration of the object is estimated.
The control construction unit
When the degree of deterioration estimated by the deterioration estimation unit is equal to or higher than the degree of deterioration at a time point after the lapse of the correction time in the extraction deterioration information, the plurality of control patterns correspond to the extraction deterioration information. If it is attached, the weight associated with the at least one control pattern used when constructing the control content is reduced.
7. Claim 7 or claim, wherein the control content is constructed by using at least one of the plurality of control patterns other than the at least one control pattern used when constructing the control content. 8. The air conditioning system according to 8.
The deterioration estimation unit is
The plurality of operation parameters of the air conditioner detected from the start time of the operation of the air conditioner according to the control content constructed by the control construction unit to the time after the lapse of a predetermined correction time. Based on all or part of the values of, the degree of deterioration of the object is estimated.
The control construction unit
When the degree of deterioration estimated by the deterioration estimation unit is equal to or higher than the degree of deterioration at a time point after the lapse of the correction time in the extraction deterioration information, the plurality of control patterns correspond to the extraction deterioration information. When attached, the control content is constructed using at least one of the plurality of control patterns other than the at least one control pattern used when constructing the control content. The air conditioning system according to claim 6.
The air conditioner is
A refrigerant is circulated in a refrigerant circuit to exchange heat between the refrigerant and each of the indoor and outdoor air to perform air conditioning in the room.
A compressor provided in the refrigerant circuit that compresses and discharges the refrigerant, and
An expansion valve provided in the refrigerant circuit to reduce the pressure of the refrigerant,
A blower that sends out heat-exchanged air to the inside or outside of the room,
Have,
Any one of the above one or more control patterns
The air conditioning system according to any one of claims 6 to 10, wherein the frequency change control of the compressor, the air volume change control of the blower, or the opening degree change control of the expansion valve is controlled.
The contrasting air conditioner is
The difference between the value of the capacity parameter of the contrast air conditioner and the value of the capacity parameter of the air conditioner is equal to or less than a predetermined capacity threshold, and the value of the environmental parameter of the contrast air conditioner and the air. The air conditioning system according to any one of claims 1 to 11, wherein the difference from the value of the environmental parameter of the air conditioner satisfies at least one of the predetermined environmental thresholds or less.
The air conditioner is
A refrigerant is circulated in a refrigerant circuit to exchange heat between the refrigerant and each of the indoor and outdoor air to perform air conditioning in the room.
It has a compressor provided in the refrigerant circuit to compress and discharge the refrigerant.
The contrasting air conditioner is
The difference between the value of the capacity parameter of the contrast air conditioner and the value of the capacity parameter of the air conditioner is equal to or less than a predetermined capacity threshold, and the value of the environmental parameter of the contrast air conditioner and the air. The difference from the value of the environmental parameter of the air conditioner satisfies at least one of the predetermined environmental thresholds or less.
The value of the ability parameter is
It is determined by the refrigerating capacity, information indicating the model or specifications, the model number, the set power value input to the compressor at the initial stage of use of the compressor, or the set current value flowing through the compressor at the initial stage of use of the compressor.
The values of the environmental parameters are the installation position of the air conditioner, the temperature of the installation position, the weather at the installation position, the cumulative usage time of the air conditioner, the average number of people in the room, the amount of the refrigerant, and the refrigerant circuit. The claim is determined by the length of the refrigerant pipe through which the refrigerant is circulated, the time average or cumulative value of the power value input to the compressor, or the time average or cumulative value of the value of the current applied to the compressor. The air conditioning system according to any one of items 1 to 10.
The air conditioning system according to claim 11, wherein one of the plurality of operating parameters is the electric power input to the compressor or the current applied to the compressor.
The air conditioner is
Further included is a remote controller for remote control of the air conditioner.
The remote controller is
When the air conditioner is operating based on the control content constructed by the control construction unit, the information indicating that the control content is being executed, the information indicating the control content, and the life time. The air conditioning system according to any one of claims 1 to 14, wherein at least one of them is displayed on the screen.
The air conditioning system
The storage unit is provided in a server on the network.
The deterioration estimation unit, the life calculation unit, the control construction unit, and the air conditioning control unit are provided in the air conditioner.
The air conditioner is
It has an air-conditioning communication unit that communicates with the server.
The deterioration estimation unit is
The air conditioning communication unit so as to transmit to the server a first request signal that requests all or a part of the values of the plurality of comparison parameters indicating the operating state of the contrast air conditioner stored by the storage unit. Control and
The life calculation unit is
One of the plurality of contrasting deterioration information indicating the degree of deterioration of any one of the contrasting air conditioner and the plurality of parts in the contrasting air conditioner corresponding to the object in chronological order. The air conditioning communication unit is controlled so as to transmit the second request signal requesting the above-mentioned comparative deterioration information to the server.
The control construction unit
The claim that the storage unit controls the air conditioning communication unit to transmit a third request signal requesting the one or more control patterns associated with the extraction deterioration information extracted by the life calculation unit. The air conditioning system according to any one of claims 1 to 15.
The air conditioning communication unit
Communicate with a terminal that has a communication function,
When the air conditioner is operating based on the control content constructed by the control construction unit, the information indicating that the control content is being executed, the information indicating the control content, and the life time. The air conditioning system according to claim 16, wherein a command signal instructing that at least one of them be displayed on the screen is transmitted to the terminal.
The air conditioning system
The storage unit, the deterioration estimation unit, the life calculation unit, and the control construction unit are provided in a server on the network.
The air conditioning control unit is provided in the air conditioner.
The air conditioner is
It has an air-conditioning communication unit that communicates with the server.
The air conditioning communication unit
The air conditioning system according to any one of claims 1 to 15, wherein a control signal indicating the control content constructed by the control construction unit is received from the server.
The air conditioning communication unit
Communicate with a terminal that has a communication function,
The air conditioning control unit
When the air conditioner is operating based on the control content constructed by the control construction unit, the information indicating that the control content is being executed, the information indicating the control content, and the life time. The air conditioning system according to claim 18, wherein the air conditioning communication unit controls the air conditioning communication unit to transmit a command signal instructing that at least one of them be displayed on the screen to the terminal.
The air conditioning system
The storage unit is provided in a server on the network.
The deterioration estimation unit, the life calculation unit, and the control construction unit are provided in a terminal having a communication function.
The air conditioning control unit is provided in the air conditioner.
The air conditioner is
It has an air-conditioning communication unit that communicates with the server and the terminal.
The terminal is
It has a terminal communication unit that communicates with the air conditioner and the server.
The deterioration estimation unit is
The terminal communication unit so as to transmit to the server a first request signal that requests all or a part of the values of the plurality of comparison parameters indicating the operating state of the contrast air conditioner stored by the storage unit. Control and
The life calculation unit is
One of the plurality of contrasting deterioration information indicating the degree of deterioration of any one of the contrasting air conditioner and the plurality of parts in the contrasting air conditioner corresponding to the object in chronological order. The terminal communication unit is controlled so as to transmit the second request signal requesting the above-mentioned comparative deterioration information to the server.
The control construction unit
In the storage unit, the terminal communication unit is controlled so as to transmit a third request signal requesting the one or more control patterns associated with the extraction deterioration information extracted by the life calculation unit.
The air conditioning system according to any one of claims 1 to 15, which instructs the air conditioning control unit to control the air conditioner based on the constructed control content via the terminal communication unit. ..
The terminal is
A terminal display that displays information on the screen and
A terminal control unit that controls the terminal display unit and
Have,
The air conditioning control unit
When the air conditioner is operating based on the control content constructed by the control construction unit, the information indicating that the control content is being executed, the information indicating the control content, and the life time. The air conditioning communication unit is controlled to transmit a command signal instructing the terminal to display at least one of them on the screen.
The terminal control unit
When the terminal communication unit receives the command signal, it displays at least one of the information indicating that the control content is being executed, the information indicating the control content, and the life time. 20. The air conditioning system according to claim 20, which controls the terminal display unit.
An air conditioner that air-conditions the room and
A plurality of air conditioning sensors that detect the values of a plurality of operating parameters indicating the operating state of the air conditioner, and
The said, which stores the values of a plurality of contrast parameters indicating the operating state of each of the plurality of air conditioners, including the contrast air conditioner under the same conditions as the air conditioner, and is based on the values of the plurality of contrast parameters. The degree of deterioration of each of the plurality of air conditioners, the degree of deterioration of each of the plurality of parts in each of the plurality of air conditioners, and two or more of the plurality of parts in each of the plurality of air conditioners. A storage unit that stores each of a plurality of comparative deterioration information indicating at least one of the deterioration degrees of the component in chronological order.
A method of air conditioning performed by an air conditioning system that comprises
The air conditioner or the air conditioner is based on all or part of the values of the plurality of operation parameters detected by the plurality of air conditioning sensors and all or part of the values of the plurality of comparison parameters. A deterioration estimation step for estimating the degree of deterioration of an object, which is one or more of the above-mentioned parts among a plurality of parts in the machine, and a deterioration estimation step.
Based on the degree of deterioration in a time series estimated in the deterioration estimation step in a predetermined collation time range, from a plurality of the comparative deterioration information stored in the storage unit, one said comparative deterioration information. A life calculation step for extracting a certain extraction deterioration information and calculating the life time from the present time to the failure point of the object using the extraction deterioration information.
A control construction step for constructing control contents for extending the life time calculated in the life calculation step based on the extraction deterioration information extracted in the life calculation step, and a control construction step.
An air conditioning control step that controls the air conditioner based on the control content constructed in the control construction step,
Air conditioning methods including.
An air conditioner that air-conditions the room and
A plurality of air conditioning sensors that detect the values of a plurality of operating parameters indicating the operating state of the air conditioner, and
The said, which stores the values of a plurality of contrast parameters indicating the operating state of each of the plurality of air conditioners, including the contrast air conditioner under the same conditions as the air conditioner, and is based on the values of the plurality of contrast parameters. The degree of deterioration of each of the plurality of air conditioners, the degree of deterioration of each of the plurality of parts in each of the plurality of air conditioners, and two or more of the plurality of parts in each of the plurality of air conditioners. A storage unit that stores each of a plurality of comparative deterioration information indicating at least one of the deterioration degrees of the component in chronological order.
An air conditioning program run by an air conditioning system
The air conditioner or the air conditioner is based on all or part of the values of the plurality of operation parameters detected by the plurality of air conditioning sensors and all or part of the values of the plurality of comparison parameters. A deterioration estimation function that estimates the degree of deterioration of an object, which is one or more of the above-mentioned parts among a plurality of parts in a machine, and a deterioration estimation function.
Based on the degree of deterioration in a time series estimated by the deterioration estimation function in a predetermined collation time range, from a plurality of the comparative deterioration information stored in the storage unit, one said comparative deterioration information. A life calculation function that extracts certain extraction deterioration information and calculates the life time from the present time to the failure point of the object using the extraction deterioration information.
A control construction function that constructs control contents for extending the life time calculated by the life calculation function based on the extraction deterioration information extracted by the life calculation function, and a control construction function.
An air conditioning control function that controls the air conditioner based on the control content constructed by the control construction function, and
An air conditioning program that realizes the air conditioning system.