CN110601374A - Power utilization management system and power utilization data monitoring method - Google Patents

Abstract

The invention discloses a power consumption management system and a power consumption data monitoring method. A sensing device is installed on the bus line of each electrical equipment unit, and each sensing device passes the collected power consumption data of the matched electrical equipment unit through The data transmission module sends it to the server; the server receives the power consumption data, evaluates the power consumption data according to the preset safe power consumption scenario model, and generates early warning information if the power consumption data meets the risk warning conditions. Through the sensing device configured in each electrical equipment unit, the power consumption data of the electrical equipment unit can be collected in real time, and the intelligent and accurate analysis of the power consumption data can be realized based on the safe power consumption scene model, so as to obtain the risk of power consumption The electrical equipment information and risk assessment information can be used to accurately report faulty electrical equipment information, eliminate potential safety hazards, and solve the problem of low efficiency in manual troubleshooting.

Description

A power consumption management system and power consumption data monitoring method

technical field

The invention relates to the field of electric power technology, in particular to a power consumption management system and a power consumption data monitoring method.

Background technique

With more and more types of electrical equipment, electrical safety issues have become a major part of fire safety. In order to ensure the electricity safety of the electrical equipment, an electrical fire monitoring system is usually used to monitor the electrical equipment in the prior art.

At present, the electrical fire monitoring system mainly includes a main control computer, several residual current type fire alarm devices, and bus isolators connected by dual buses. When the ground fault current detected by the residual current fire alarm device in the protected line exceeds a preset value, a corresponding alarm signal and control signal will be generated. However, the existing electrical fire monitoring system directly cuts off the circuit power supply when abnormal power consumption is found, and cannot accurately report the fault location. Moreover, when checking the location of the fault, it is necessary to manually check and repair the fault point at one time on site, which consumes a lot of manpower and material resources, making the final repair efficiency low.

Contents of the invention

In view of the above problems, the present invention provides a power consumption management system and a power consumption data monitoring method, which can accurately report the location of faulty electrical appliances, eliminate potential safety hazards, and improve troubleshooting efficiency.

In order to achieve the above object, the present invention provides the following technical solutions:

A power consumption management system, the system comprising:

A plurality of electrical equipment units, a sensing device installed on the bus line of each electrical equipment unit, a data transmission module connected to the sensing device, and a server communicating with the data transmission module;

Wherein, each of the sensing devices sends the collected power consumption data of the matching electric equipment unit to the server through the data transmission module;

The server receives the power consumption data, evaluates the power consumption data according to a preset safe power consumption scenario model, and generates early warning information if the power consumption data satisfies risk warning conditions, and the early warning information is used to indicate Information and risk assessment information of electrical equipment with electrical risks.

Optionally, the sensing device includes a current transformer, a residual current transformer, a voltage transformer and a line temperature sensor;

The electricity consumption data collected by the sensing device includes voltage data, current data and temperature data.

Optionally, the data transmission module includes a wireless data transmission module and/or a wired data transmission module.

A method for monitoring electricity consumption data, the method is applied to the server in any one of the above-mentioned electricity consumption management systems, and the method includes:

Acquiring power consumption data corresponding to each electrical equipment unit, the power consumption data is collected by the sensing device of the power consumption management system for the electrical equipment unit;

Evaluate the power consumption data according to the preset safe power consumption scenario model, if the power consumption data meets the risk early warning condition, generate early warning information, and the early warning information is used to indicate the information of the electrical equipment with power consumption risk and Risk assessment information; the preset safe power usage scenario model is obtained through algorithm training based on the electrical industry knowledge map, historical power consumption data and historical electrical equipment failure events as training samples.

Optionally, the acquiring the electricity consumption data corresponding to each electrical equipment unit includes:

When the target electrical equipment is added to the electrical equipment unit, the power consumption data of the electrical equipment unit is obtained, and the attribute information of the target electrical equipment is identified according to the power consumption data.

Optionally, the method also includes:

Obtaining a knowledge map of the electrical industry, the knowledge map of the electrical industry includes the use parameters of the electrical equipment added to the electrical equipment unit;

The update data of the use parameters of the electrical equipment is obtained, and the update data is used to update the electrical industry knowledge map, so that the updated electrical industry knowledge map can be used to train and obtain a safe electricity use scene model.

Optionally, the safe power usage scenario model is adjusted according to different power usage scenarios, so that the adjusted safe power usage scenario model is applicable to the current power usage scenario.

Optionally, the risk warning conditions include: one or more of fault event conditions, power consumption trend conditions, safe power usage standard conditions, or power usage scenario specification conditions.

Optionally, the method also includes:

Using the safe power consumption scenario model to analyze the power consumption data to obtain evaluation data, the evaluation data is used to manage the power consumption of each electrical equipment in the electrical equipment unit.

Optionally, the method also includes:

According to the evaluation data, a control instruction for the target electrical equipment in the electrical equipment unit is generated, and the control instruction is used to control the delayed start of the target electrical equipment.

Compared with the prior art, the present invention provides a power consumption management system and a power consumption data monitoring method. The system includes: several electrical equipment units, a sensing device installed on the main line of each electrical equipment unit, and the sensing device The connected data transmission module, and the server that communicates with the data transmission module; wherein, each sensing device sends the collected power consumption data of the matching electric equipment unit to the server through the data transmission module; the server receives the For electricity data, the electricity consumption data is evaluated according to the preset safe electricity consumption scenario model, and if the electricity consumption data meets the risk warning conditions, early warning information is generated. By configuring each electrical equipment unit with a sensing device, the power consumption data of the electrical equipment unit can be collected in real time, and the intelligent and accurate analysis of the power consumption data can be realized based on the safe power consumption scene model, so as to obtain the risk of power consumption Electrical equipment and risk assessment information, and then realize the accurate reporting of the location of faulty electrical appliances, eliminate potential safety hazards, and solve the problem of low efficiency in manual troubleshooting of fault risks.

Description of drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention or the prior art, the following will briefly introduce the drawings that need to be used in the description of the embodiments or the prior art. Obviously, the accompanying drawings in the following description are only It is an embodiment of the present invention, and those skilled in the art can also obtain other drawings according to the provided drawings without creative work.

FIG. 1 is a schematic diagram of a power management scenario corresponding to a power management system provided by an embodiment of the present invention;

Fig. 2 is a schematic flow chart of a method for monitoring electricity consumption data provided by an embodiment of the present invention;

FIG. 3 is a schematic diagram of an application security power usage scenario model provided by an embodiment of the present invention;

FIG. 4 is a schematic flow diagram of situational awareness of electricity safety provided by an embodiment of the present invention;

Fig. 5 is a schematic diagram of start-up control of an air conditioner provided by an embodiment of the present invention.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without making creative efforts belong to the protection scope of the present invention.

The terms "first" and "second" in the specification and claims of the present invention and the above drawings are used to distinguish different objects, rather than to describe a specific order. Furthermore, the terms "comprising" and "having", and any variations thereof, are intended to cover a non-exclusive inclusion. For example, a process, method, system, product or apparatus comprising a series of steps or units is not defined by listed steps or units, but may include unlisted steps or units.

In an embodiment of the present invention, a power consumption management system is provided, and the system includes:

Several electrical equipment units, sensing equipment installed on the bus line of each electrical equipment unit, a data transmission module connected to the sensing equipment, and a server communicating with the data transmission module;

Wherein, each sensing device sends the collected power consumption data of the matching electric equipment unit to the server through the data transmission module;

The server receives the power consumption data and evaluates the power consumption data according to the preset safe power consumption scenario model. If the power consumption data meets the risk warning conditions, an early warning information is generated. The early warning information is used to indicate the location of the electrical equipment with power consumption risks and risk assessment information.

Referring to FIG. 1 , it shows a schematic diagram of a power usage management scenario corresponding to a power usage management system provided by an embodiment of the present invention. In Figure 1, the number or types of electrical equipment in the production area, office area, or living area are divided into multiple units. Each electrical unit is an electrical equipment unit, and a sensing device is configured for each electrical equipment unit. In another possible implementation, if the number of electrical equipment is small, or to achieve more accurate monitoring, a corresponding sensing device may be installed for each electrical equipment. Specifically, the sensing device includes a current transformer, a residual current transformer, a voltage transformer and a line temperature sensor. The power consumption data collected by the sensing device is uploaded to the server through the data transmission module. It should be noted that the power consumption data in the embodiment of the present invention includes voltage data, current data, and temperature data, and may also include power-related data. Specifically, the data transmission module can be a wireless data transmission module or a wired data transmission module or both, that is, its working mode can be wireless transmission or wired transmission or both. Further, the wireless transmission mode includes NB -IOT, 4G, 5G, Wifi, Bluetooth, Zigbee, etc., wired transmission methods include RS485, RS232, Ethernet, CAN, etc.

The data transmission module uploads the power consumption data collected by the sensing device to the server, that is, the processing, monitoring and analysis of the power consumption data are realized on the server. Specifically, it can be realized through a power consumption safety management platform mounted on a server. The power consumption safety management platform in the embodiment of the present invention comprehensively uses the artificial intelligence technology, the knowledge map of the electrical industry and the relevant content of the power consumption scene safety model. Realize situational awareness of electricity safety, supervision of electricity rules and regulations, and coordinated safety control of electrical appliances.

The power consumption safety management platform mounted on the server evaluates the power consumption data according to the preset safe power consumption scenario model, and generates early warning information if the power consumption data meets the risk warning conditions. The early warning information is used to indicate the relevant information and risk assessment information of the electrical equipment with electrical risk.

The invention provides a power consumption management system, which includes: several electrical equipment units, sensing equipment installed on the bus line of each electrical equipment unit, a data transmission module connected to the sensing equipment, and a communication connection with the data transmission module server; wherein, each sensing device sends the collected power consumption data of the matching electric equipment unit to the server through the data transmission module; the server receives the power consumption data and performs The electricity consumption data is evaluated, and if the electricity consumption data meets the risk warning conditions, early warning information is generated. By configuring each electrical equipment unit with a sensing device, the power consumption data of the electrical equipment unit can be collected in real time, and the intelligent and accurate analysis of the power consumption data can be realized based on the safe power consumption scene model, so as to obtain the risk of power consumption Electrical equipment and risk assessment information, and then realize the accurate reporting of faulty electrical information, eliminate potential safety hazards, and solve the problem of low efficiency in manual troubleshooting of fault risks.

It should be noted that an embodiment of the present invention also provides a method for monitoring power consumption data, as shown in FIG. 2 , the method is applied to a server in a power consumption management system, and the method includes:

S101. Obtain electricity consumption data corresponding to each electrical equipment unit;

The power consumption data is collected by the sensing device of the power consumption management system for the electrical equipment unit;

S102. Evaluate the power consumption data according to a preset safe power consumption scenario model, and generate early warning information if the power consumption data meets risk warning conditions.

The early warning information is used to indicate the electrical equipment and risk assessment information with electricity risk; the preset safe electricity usage scenario model is based on the electrical industry knowledge map, historical electricity consumption data and historical electrical equipment failure events as training obtained from training samples.

Specifically, the preset safe power consumption scenario model is obtained by training according to the electrical industry knowledge map, historical power consumption data and historical electrical equipment failure events as training samples. Among them, the knowledge map of the electrical industry includes parameters such as transient power, rated voltage, rated current, rated power, maximum line temperature, maximum continuous operation time, cumulative service life, and cumulative overload operation time of various types and types of electrical equipment . Each type of electrical equipment has a unique transient power, which can be analyzed according to the transient power when the electrical equipment is connected or disconnected in the collected power consumption data. .

In order to ensure accurate judgment and monitoring of electricity consumption data, the embodiments of the present invention also include:

Obtaining a knowledge map of the electrical industry, the knowledge map of the electrical industry includes the use parameters of the electrical equipment added to the electrical equipment unit;

The update data of the use parameters of the electrical equipment is obtained, and the update data is used to update the electrical industry knowledge map, so that the updated electrical industry knowledge map can be used to train and obtain a safe electricity use scene model.

Specifically, artificial intelligence technology can be used to automatically crawl the safety parameters of new electrical equipment from the Internet, so as to continuously improve it into the knowledge map of the electrical industry. The security model of the power consumption scene conducts differentiated supervision on the electrical equipment in the scene, realizes the coordinated safety control of smart appliances, and further improves the refinement of power consumption safety management.

It should be noted that, in order to realize the refinement of power consumption security management, the safe power consumption scenario model can adaptively adjust the safe power consumption strategy according to different power consumption scenarios. That is to realize the adjustment of the safe power consumption scenario model according to different power consumption scenarios.

Specifically, refer to FIG. 3 , which shows a schematic diagram of an application security power usage scenario model provided by an embodiment of the present invention. At time node 1, the electrical equipment connected to the scene includes TVs, Yuba, refrigerators, air conditioners, water heaters, etc. At this time, there is a corresponding safe electricity consumption model 1, which monitors the connected electrical equipment in real time; At node 2, using the knowledge map of the electrical industry, it can be analyzed that the newly connected microwave oven and its model are correspondingly modified to safe electricity consumption model 2, and the TV, Yuba, refrigerator, air conditioner, water heater, microwave oven, etc. are monitored together; At node 3, using the knowledge map of the electrical industry, it can be determined that the air conditioner and its model are turned off, and the corresponding modification is the safe electricity consumption model 3, and the TV, Yuba, refrigerator, water heater, microwave oven, etc. are detected together. It should be noted that, at time node 2, when the microwave oven is added to the current electrical equipment unit, the safety power consumption model 2 invoked will adaptively add the safe power consumption strategy of the microwave oven; at time node 3, when the air conditioner is turned off, it is equivalent to When the air conditioner exits the current electrical equipment unit, the safe power consumption policy of the air conditioner will be deleted adaptively in the invoked safe power consumption model 3.

In the embodiment of the present invention, it is also possible to analyze the power consumption trend of the power consumption data according to the safe power consumption scene model to obtain evaluation data, and manage the power consumption of each electrical device in the electrical device unit through the evaluation data. That is to say, the purpose of situational awareness of electricity safety is realized. As shown in FIG. 4 , it shows a schematic flowchart of situational awareness of power consumption security in an embodiment of the present invention. Acquire the power consumption data corresponding to the power consumption situation of the current scene, where the power consumption data for each power consumption device includes but not limited to: actual power/rated power, actual current/rated current, actual voltage/rated voltage, The actual temperature/temperature upper limit, etc., also includes the type of equipment that is prohibited from being connected to the power system, the service life of the line, and the cumulative time of overload operation. Evaluate the above power consumption data through the power consumption security scenario model. Specifically, the power consumption security scenario model combines historical fault events, power consumption change trends, safe power consumption standards and special regulations of the current scenario to make an overall situation assessment and analysis. Threat assessment to eliminate failures and risks in advance. Specifically, the historical fault event refers to the power, residual current, voltage, current, temperature and other indicators stored when a fault occurred before in the same power consumption scenario; the change trend of power consumption refers to the current change trend of various indicators, and uses The algorithm predicts the future trend, and warns in time when there is a risk in the prediction; the safe electricity use standard refers to the electricity use specification set by the country or the unit. After the overall security situation awareness, a comprehensive response and early warning is made. The transient state at the moment of opening and closing of each electrical appliance is specific, and according to the transient state, it can be judged which electrical equipment joins/exits the grid. This method can significantly distinguish different types of electrical equipment, but the same type of electrical equipment is not clearly distinguished, but the scope of troubleshooting can be narrowed according to the type of electrical equipment.

The electricity usage data monitoring method provided by the embodiment of the present invention can realize online supervision of electricity usage rules and regulations, conduct electricity usage specification reasoning based on the knowledge map of the electrical industry, and be used to monitor illegal access of electrical appliances in office places, illegal operation of merchants, and fraud for renting houses , Unauthorized expansion of lines, etc., to solve the problem of supervision of the implementation of electricity rules and regulations. Specifically, the electricity rules and regulations stipulate the black/white list of connected electrical equipment; the knowledge map of the electrical industry can monitor the types and models of connected electrical appliances, and analysis reports can be obtained through knowledge extraction and fusion association.

The electricity safety management platform sends the monitoring results to the PC and APP in a timely manner, and reminds the user or the safety administrator through an audible and visual alarm when there is or is expected to be an electricity risk; Timely cut off the power supply for risk rescue. On the one hand, stagger the turn-on time of electrical equipment to prevent the instantaneous huge charge impact on the power grid caused by simultaneous network access. Store the monitoring data when the electrical fire risk occurs in a unified server, combine the specific electrical parameters in the power consumption scene, and use big data analysis tools to summarize the electrical fire risk and the change rules of each index, form an electrical fire risk assessment model, and train The final model is embedded into the power consumption safety management platform, and is invoked by the power consumption safety situational awareness module for risk assessment.

The application scenarios of the present invention include early warning of electrical fires, identification of access to prohibited electrical appliances, investigation of unauthorized expansion of lines, monitoring of illegal operations of merchants, and the like.

In the embodiment of the present invention, the supervision of the rules and regulations for safe electricity use is combined with the information system. At present, electricity safety policy supervision mainly relies on manual regular or irregular inspections, and some hidden safety hazards are relatively hidden and difficult to find. The present invention creatively combines electricity rules and regulations with an information system, uses the knowledge map to analyze the attribute information of the connected electric equipment, for example, the type and model of the connected electric equipment, and detects electricity fraud and irregularities. Electricity management, etc., realize online supervision. Construct a safe power consumption strategy according to the power consumption characteristics of each type/model of electrical appliances, use non-intrusive sensing devices (residual current transformers, current transformers, voltage transformers, temperature sensors, etc.) to collect line data, and analyze connections based on the knowledge map of the electrical industry According to the type/model of the imported electrical equipment, a corresponding safe electricity usage scenario model is formulated to achieve accurate monitoring.

The electricity situation awareness in the embodiment of the present invention is based on the environmental, dynamic, and overall insight into the safety risks of electricity usage, and based on the big data of electricity usage, it improves the discovery, identification, understanding, analysis, and response of potential risks from the global perspective of the scene. ability. Correspondingly, the embodiment of the present invention further includes: according to the evaluation data, generating a control instruction for the target electrical equipment in the electrical equipment unit, and the control instruction is used to control the delayed start of the target electrical equipment .

Referring to FIG. 5 , it shows a schematic diagram of an air conditioner start-up control provided by an embodiment of the present invention. In FIG. 5 , taking electricity safety situation awareness in a park office as an example, the temperature in the office area on the same floor reaches the standard for turning on the air conditioner. In the prior art, the air conditioners in the office area are controlled to start at the same time, which will cause the instantaneous power to be too high, but the control method provided by the present invention can make the air conditioners start in sequence, reduce the impact on the line and power grid, and avoid the instantaneous power being too high. The starting sequence of the air conditioners can also be determined according to the instantaneous power when the air conditioners are started, and the start of each air conditioner can be controlled according to the starting sequence, thereby realizing the delayed start of the air conditioners.

Therefore, in the embodiment of the present invention, the self-adaptive safe power consumption scene model based on the electrical industry knowledge map can effectively identify the type of electrical equipment connected, monitor the electrical fire risk in a targeted manner, and realize precise monitoring; when a risk occurs, an accurate failure position, reducing the inspection time of the inspection personnel. Effectively supervise the access to electrical equipment in shopping malls, rental housing and other places, and solve the problem of supervision of the implementation of electricity rules and regulations. Situational awareness technology can use the electrical fire risk assessment model to assess the probability of risk occurrence based on the specific electrical equipment in the scene, historical faults, and power consumption trends, and respond and warn in a timely manner; at the same time, it can control many electrical equipment based on the Internet of Things Staggered peak access to the grid reduces the instantaneous load impact on the grid and improves the safety of power lines. The monitoring data is uploaded to a unified platform for sharing, and the electrical fire risk assessment model is trained to improve the accuracy of risk prediction.

Each embodiment in this specification is described in a progressive manner, each embodiment focuses on the difference from other embodiments, and the same and similar parts of each embodiment can be referred to each other. As for the device disclosed in the embodiment, since it corresponds to the method disclosed in the embodiment, the description is relatively simple, and for the related part, please refer to the description of the method part.

The above description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the general principles defined herein may be implemented in other embodiments without departing from the spirit or scope of the invention. Therefore, the present invention will not be limited to the embodiments shown herein, but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (10)

1. An electricity management system, comprising:

the system comprises a plurality of electrical equipment units, sensing equipment arranged on a bus line of each electrical equipment unit, a data transmission module connected with the sensing equipment, and a server in communication connection with the data transmission module;

each sensing device sends the collected electricity utilization data of the matched electricity utilization device unit to the server through the data transmission module;

the server receives the power utilization data, evaluates the power utilization data according to a preset safety power utilization scene model, and generates early warning information if the power utilization data meet risk early warning conditions, wherein the early warning information is used for indicating power utilization equipment information and risk evaluation information with power utilization risks.

2. The system of claim 1, wherein the sensing devices comprise a current transformer, a residual current transformer, a voltage transformer, and a line temperature sensor;

the electricity consumption data collected by the sensing equipment comprise voltage data, current data and temperature data.

3. The system of claim 1, wherein the data transmission module comprises a wireless data transmission module and/or a wired data transmission module.

4. A power consumption data monitoring method applied to a server in the power consumption management system according to any one of claims 1 to 3, the method comprising:

acquiring power utilization data corresponding to each electrical equipment unit, wherein the power utilization data are acquired by sensing equipment of the power utilization management system aiming at the electrical equipment units;

evaluating the power utilization data according to a preset safe power utilization scene model, and generating early warning information if the power utilization data meet a risk early warning condition, wherein the early warning information is used for indicating power utilization equipment information and risk evaluation information with power utilization risk; the preset safe power utilization scene model is obtained by training through an algorithm according to an electrical industry knowledge graph, historical power utilization data and historical power utilization equipment fault events serving as training samples.

5. The method according to claim 4, wherein the acquiring of the electricity consumption data corresponding to each electrical equipment unit comprises:

when target electrical equipment is added into the electrical equipment unit, acquiring power utilization data of the electrical equipment unit, and identifying and obtaining attribute information of the target electrical equipment according to the power utilization data.

6. The method of claim 4, further comprising:

acquiring an electrical industry knowledge graph, wherein the electrical industry knowledge graph comprises use parameters of electric equipment added into the electric equipment unit;

and obtaining the updating data of the use parameters of the electric equipment, and updating the electrical industry knowledge graph by using the updating data, so that a safety power utilization scene model can be obtained by using the updated electrical industry knowledge graph for training.

7. The method according to claim 4, wherein the safety power usage scenario model is adjusted according to different power usage scenarios, so that the adjusted safety power usage scenario model is suitable for a current power usage scenario.

8. The method of claim 4, wherein the risk pre-warning condition comprises: one or more of a fault event condition, a power usage trending condition, a safe power usage standard condition, or a power usage scenario specification condition.

9. The method of claim 4, further comprising:

and analyzing the electricity utilization trend of the electricity utilization data by using the safety electricity utilization scene model to obtain evaluation data, wherein the evaluation data is used for managing the electricity utilization of each electrical equipment in the electrical equipment units.

10. The method of claim 9, further comprising:

and generating a control instruction for the target electrical equipment in the electrical equipment unit according to the evaluation data, wherein the control instruction is used for realizing the control of the delayed start of the target electrical equipment.