CN106679119B - A kind of control method of air-conditioning, device and air-conditioning - Google Patents
A kind of control method of air-conditioning, device and air-conditioning Download PDFInfo
- Publication number
- CN106679119B CN106679119B CN201710064444.5A CN201710064444A CN106679119B CN 106679119 B CN106679119 B CN 106679119B CN 201710064444 A CN201710064444 A CN 201710064444A CN 106679119 B CN106679119 B CN 106679119B
- Authority
- CN
- China
- Prior art keywords
- temperature
- radiator
- throttling
- threshold value
- outdoor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
- 238000004378 air conditioning Methods 0.000 title claims abstract description 76
- 238000000034 method Methods 0.000 title claims abstract description 64
- 239000003507 refrigerant Substances 0.000 claims abstract description 103
- 238000001816 cooling Methods 0.000 claims description 57
- 238000001704 evaporation Methods 0.000 claims description 47
- 230000008020 evaporation Effects 0.000 claims description 47
- 230000006978 adaptation Effects 0.000 claims description 7
- 230000001502 supplementing effect Effects 0.000 claims description 5
- 230000007423 decrease Effects 0.000 claims description 4
- 210000003205 muscle Anatomy 0.000 claims 2
- 239000002826 coolant Substances 0.000 abstract description 24
- 230000006835 compression Effects 0.000 description 14
- 238000007906 compression Methods 0.000 description 14
- 239000007788 liquid Substances 0.000 description 14
- 230000008569 process Effects 0.000 description 14
- 238000005057 refrigeration Methods 0.000 description 6
- 238000010438 heat treatment Methods 0.000 description 5
- 230000008859 change Effects 0.000 description 3
- 230000004907 flux Effects 0.000 description 3
- 230000009467 reduction Effects 0.000 description 3
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 230000002457 bidirectional effect Effects 0.000 description 1
- 230000033228 biological regulation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000750 progressive effect Effects 0.000 description 1
- 230000035484 reaction time Effects 0.000 description 1
- 230000001960 triggered effect Effects 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a kind of control method of air-conditioning, device and air-conditionings, belong to air-conditioning technical field.Control method includes: to obtain outdoor temperature threshold value, radiator temperature threshold value and tonifying Qi temperature condition, wherein tonifying Qi temperature condition includes the refrigerant radiator temperature corresponding when meeting tonifying Qi temperature requirement for flowing back to compressor；Obtain outdoor temperature and radiator temperature；When outdoor temperature is greater than outdoor temperature threshold value, and radiator temperature is not more than radiator temperature threshold value, the flow aperture of first throttling device is adjusted, radiator temperature is made to meet tonifying Qi temperature condition.Control method of the invention is exchanged heat by control electric control element with the gaseous coolant for flowing through radiator, to realize that the heat exchange to electric control element cools down, the flow aperture of throttling set can also be adjusted according to preset tonifying Qi temperature simultaneously, to make the part refrigerant after heat exchange can satisfy the temperature requirement of compressor Gas-supplying enthalpy-increasing, the performance of air-conditioning entirety is improved.
Description
Technical field
The present invention relates to air-conditioning technical fields, more particularly to a kind of control method of air-conditioning, device and air-conditioning.
Background technique
Currently on the market determine frequency or convertible frequency air-conditioner product, in the process of running, computer board, single-chip microcontroller etc. are automatically controlled for air-conditioning
Element itself work can generate a large amount of heat, and the temperature of electric control element is caused also to increase, excessively high in electric control element temperature
When, the high temperature protection mechanism of air-conditioning shutdown can be triggered.In order to solve the problems, such as that electric control element temperature is excessively high, existing part air-conditioning
Cooling circuit can be added in system, and radiating and cooling is carried out to electric control element using the refrigerant of air-conditioning.
Meanwhile summer outdoor temperature it is excessively high when, the enthalpy of the refrigerant after compressor compresses is not able to satisfy the enthalpy of heat exchange
It is required that leading to the heat exchange efficiency of the refrigerant for flowing into condenser and outdoor environment reduces, it is therefore desirable to carry out tonifying Qi increasing to compressor
Enthalpy operation；And existing Gas-supplying enthalpy-increasing is directly filled in compressor using by the refrigerant after exchanging heat in outdoor condenser
Mode, refrigerant temperature tend not to reach optimal Gas-supplying enthalpy-increasing temperature requirement.
Summary of the invention
The embodiment of the invention provides a kind of control method of air-conditioning, device and air-conditionings.For the embodiment to disclosure
Some aspects have a basic understanding, and simple summary is shown below.The summarized section is not extensive overview, nor wanting
It determines key/critical component or describes the protection scope of these embodiments.Its sole purpose is presented with simple form
Some concepts, in this, as the preamble of following detailed description.
According to the first aspect of the invention, a kind of control method of air-conditioning is provided, comprising: obtain outdoor temperature threshold
Value, radiator temperature threshold value and tonifying Qi temperature condition, wherein tonifying Qi temperature condition includes flowing back to the refrigerant of compressor meeting
Corresponding radiator temperature when tonifying Qi temperature requirement；Obtain outdoor temperature and radiator temperature；When outdoor temperature is greater than outdoor
When temperature threshold and radiator temperature are not more than radiator temperature threshold value, the flow aperture of first throttling device is adjusted, makes to radiate
Device temperature meets tonifying Qi temperature condition.
Further, tonifying Qi temperature condition includes:
TRadiator=Tao+C,
Wherein, TRadiatorFor radiator temperature, Tao is outdoor temperature, and C is temperature adjustment parameter, and value range is 3~6 DEG C.
Further, tonifying Qi temperature condition further include flow back to compressor refrigerant it is corresponding when meeting tonifying Qi temperature requirement
Compressor delivery temperature；Control method further include: detect the delivery temperature of compressor；According to delivery temperature and delivery temperature
Threshold value adjusts the flow aperture of first throttling device, and delivery temperature is made to meet tonifying Qi temperature condition.
Further, control method further include: when radiator temperature is greater than radiator temperature threshold value, improve first throttle
The flow aperture of device makes radiator temperature no more than radiator temperature threshold value；It is not more than radiator temperature in radiator temperature
When threshold value, first throttling device is closed, radiator temperature is made to reach radiator temperature threshold value.
Further, control method further include: obtain the target indoor temperature of user's input；Detect space locating for air-conditioning
Real-time room temperature；When outdoor temperature is not more than outdoor temperature threshold value, first throttling device is closed in control, and according to real-time room
Interior temperature and target indoor temperature adjust the flow aperture of second throttling device and third throttling set.
Further, according to real-time room temperature and target indoor temperature, first throttling device and the second throttling dress are adjusted
The flow aperture set includes: to control second throttling device when real-time room temperature is greater than target indoor temperature with maximum stream flow
Aperture is opened, and controls third throttling set with the first aperture rate and its flow aperture is gradually increased；It is little in real-time room temperature
When target indoor temperature, control maintains the flow aperture of second throttling device and third throttling set.
Further, control method further include: when outdoor temperature is greater than outdoor temperature threshold value, control second throttling device
With the unlatching of intermediate flow aperture, and according to real-time room temperature and target indoor temperature, controls third throttling set and opened with second
Spend its flow aperture of rate adaptation.
Further, according to real-time room temperature and target indoor temperature, third throttling set is controlled with the second aperture speed
It includes: to control third throttling set when real-time room temperature is greater than target indoor temperature with second that rate, which adjusts its flow aperture,
Its flow aperture is gradually increased in aperture rate；When real-time room temperature is not more than target indoor temperature, control third throttling dress
It sets and its flow aperture is gradually decreased with the second aperture rate.
According to the second aspect of the invention, a kind of control device of air-conditioning is additionally provided, control device includes: to obtain list
Member, for obtaining outdoor temperature threshold value and radiator temperature threshold value and tonifying Qi temperature condition, wherein tonifying Qi temperature condition includes
Flow back to the refrigerant of the compressor radiator temperature corresponding when meeting tonifying Qi temperature requirement；And for obtaining first sensor
Outdoor temperature and 3rd sensor radiator temperature detected detected；Main control unit, for being greater than room when outdoor temperature
When outer temperature threshold and radiator temperature are not more than radiator temperature threshold value, by adjusting the flow aperture of first throttling device,
Radiator temperature is set to meet tonifying Qi temperature condition.
Further, acquiring unit is used for: obtaining tonifying Qi temperature condition, tonifying Qi temperature condition includes:
TRadiator=Tao+C,
Wherein, TRadiatorFor radiator temperature, Tao is outdoor temperature, and C is temperature adjustment parameter, and value range is 3~6 DEG C.
Further, tonifying Qi temperature condition further include flow back to compressor refrigerant it is corresponding when meeting tonifying Qi temperature requirement
Compressor delivery temperature；Acquiring unit is also used to obtain the delivery temperature for the compressor that the 4th sensor detects；It is main
Control unit is also used to, by adjusting the flow aperture of first throttling device, make to be vented according to delivery temperature and delivery temperature threshold value
Temperature meets tonifying Qi temperature condition.
Further, main control unit is also used to: when radiator temperature is greater than radiator temperature threshold value, improving first throttle
The flow aperture of device makes radiator temperature no more than radiator temperature threshold value；It is not more than radiator temperature in radiator temperature
When threshold value, first throttling device is closed, radiator temperature is made to reach radiator temperature threshold value.
Further, acquiring unit is also used to: the target indoor temperature and second sensor for obtaining user's input are detected
The real-time room temperature in space locating for the air-conditioning arrived；Main control unit is also used to: when outdoor temperature is not more than outdoor temperature threshold value,
First throttling device is closed, and according to real-time room temperature and target indoor temperature, adjusts second throttling device and third throttling
The flow aperture of device.
Further, main control unit is also used to: when real-time room temperature is greater than target indoor temperature, the second throttling of control
Device is controlled third throttling set with the first aperture rate and its flow aperture is gradually increased with the unlatching of maximum stream flow aperture；In reality
When room temperature be not more than target indoor temperature when, control maintain second throttling device and third throttling set flow aperture.
Further, main control unit is also used to: when outdoor temperature is greater than outdoor temperature threshold value, controlling second throttling device
With the unlatching of intermediate flow aperture, and according to real-time room temperature and target indoor temperature, controls third throttling set and opened with second
Spend its flow aperture of rate adaptation.
Further, main control unit is also used to: when real-time room temperature is greater than target indoor temperature, control third throttling
Its flow aperture is gradually increased with the second aperture rate in device；When real-time room temperature is not more than target indoor temperature, control
Third throttling set gradually decreases its flow aperture with the second aperture rate.
According to the third aspect of the present invention, a kind of air-conditioning is additionally provided, air-conditioning includes the interior with First Heat Exchanger
Machine, the outdoor unit with the second heat exchanger and compressor, electrical control member are located outside in machine, First Heat Exchanger, the second heat exchanger and
Compressor is connected by the first pipeline and the second pipeline, and for constituting refrigerant circulation circuit, air-conditioning further includes cooling component, cold
But component has flash evaporation, first throttling device and the radiator for radiating for electrical control member, wherein flash evaporation is connected to first
On pipeline, radiator is connected to the gas supplementing opening of compressor, flash evaporation respectively by cooling line, and first throttling device setting is being pressed
On cooling line between contracting machine and flash evaporation, air-conditioning, which has, to be set on the first pipeline between the second heat exchanger and flash evaporation
Second throttling device and the first pipeline for being set between First Heat Exchanger and flash evaporation on third throttling set, it is empty
Tune is provided with the first sensor for the detecting outdoor temperature, second sensor for detecting room temperature, scattered for detecting
The 3rd sensor of hot device temperature and the 4th sensor for detecting delivery temperature.
Control method of the invention is exchanged heat by control electric control element with the gaseous coolant for flowing through radiator, to realize to electricity
The heat exchange cooling of element is controlled, while the flow aperture of throttling set can also be adjusted according to preset tonifying Qi temperature, to make to change
The part refrigerant after heat can satisfy the temperature requirement of compressor Gas-supplying enthalpy-increasing, improve the performance of air-conditioning entirety.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
It can the limitation present invention.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is the flow chart one of control method of the present invention；
Fig. 2 is the flowchart 2 of control method of the present invention；
Fig. 3 is the overall structure diagram of air-conditioning of the present invention；
Fig. 4 is the pressure-enthalpy chart of refrigerant circulation in air-conditioning of the present invention；
Fig. 5 is the tephigram of refrigerant circulation in air-conditioning of the present invention.
Specific embodiment
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to
Practice them.Other embodiments may include structure, logic, it is electrical, process and other change.Embodiment
Only represent possible variation.Unless explicitly requested, otherwise individual components and functionality is optional, and the sequence operated can be with
Variation.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments.This hair
The range of bright embodiment includes equivalent obtained by the entire scope of claims and all of claims
Object.Herein, each embodiment individually or can be indicated generally with term " invention ", and it is convenient that this is used for the purpose of,
And if in fact disclosing the invention more than one, the range for being not meant to automatically limit the application is any single invention
Or inventive concept.Herein, relational terms such as first and second and the like be used only for by an entity or operation with
Another entity or operation distinguish, and without requiring or implying, there are any actual relationships between these entities or operation
Or sequence.Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, thus
So that process, method or equipment including a series of elements not only include those elements, but also including being not explicitly listed
Other element, or further include for this process, method or the intrinsic element of equipment.In the feelings not limited more
Under condition, the element that is limited by sentence "including a ...", it is not excluded that in process, method or equipment including the element
In there is also other identical elements.Each embodiment herein is described in a progressive manner, and each embodiment stresses
Be the difference from other embodiments, the same or similar parts in each embodiment may refer to each other.For implementing
For method, product etc. disclosed in example, since it is corresponding with method part disclosed in embodiment, so the comparison of description is simple
Single, reference may be made to the description of the method.
As depicted in figs. 1 and 2, the present invention provides a kind of control method of air-conditioning, control method includes:
S101, outdoor temperature threshold value, radiator temperature threshold value and tonifying Qi temperature condition are obtained, wherein tonifying Qi temperature strip
Part includes the refrigerant radiator temperature corresponding when meeting tonifying Qi temperature requirement for flowing back to compressor；
It since electric control element is set in outdoor unit, is influenced by outdoor environment temperature and self-heating amount, the present invention
Set outdoor temperature threshold value is related to the temperature of electric control element trouble free service, and in embodiment, outdoor temperature threshold value value is
40 DEG C, i.e., using 40 DEG C as the temperature threshold for judging that whether electric control element can be safely operated；And the temperature of radiator temperature threshold value
It spends the selected upper limit then to be determined according to the safe working temperature of electric control element, so that the temperature of the radiator to exchange heat with electric control element
Degree is not more than the safe working temperature of electric control element, and then guarantees that electric control element own temperature is not more than its safe working temperature.
Refrigerant due to flowing through cooling line is to flow back to compressor to carry out Gas-supplying enthalpy-increasing, is adjusting first throttling device
While to control refrigerant tonifying Qi temperature, radiator temperature should be also set to reach preset tonifying Qi temperature condition, to avoid first segment
The too small caused radiator temperature of device aperture is flowed to increase, influence the problem of cooling down to electric control element.
S102, outdoor temperature and radiator temperature are obtained；
In embodiment, outdoor temperature is to detect to obtain by the first sensor being set on outdoor unit, radiator temperature
It is to detect to obtain by the 3rd sensor being set on the heat exchange fin or heat exchanger tube of radiator；
S103, it is greater than outdoor temperature threshold value and radiator temperature constantly no more than radiator temperature threshold value when outdoor temperature,
The flow aperture for adjusting first throttling device, makes radiator temperature meet tonifying Qi temperature condition.
When being that outdoor environment is exchanged heat due to the heat exchanger of outdoor unit, the liter of outdoor unit internal temperature also will affect
Height causes internal actual temperature to be higher than outdoor temperature, therefore control method of the present invention is determining outdoor temperature greater than outdoor temperature
After threshold value, also to judge whether radiator temperature is greater than radiator temperature threshold value, to prevent at electric control element and heat sink location
Temperature is excessively high, influences the normal work of air-conditioning.
When outdoor temperature is greater than outdoor temperature threshold value, external environment causes outdoor unit internal temperature higher, electric control element
And the temperature of radiator also increases, therefore control method of the invention is opened by controlling the flow of first throttling device
Degree, to adjust flow of the refrigerant in cooling line, is able to maintain that the temperature of radiator under preset temperature threshold, from
And can be realized the radiating and cooling to electric control element, it runs electric control element within the scope of safe working temperature, improves empty
Adjust the security performance in the operation of summer high temperature weather；Meanwhile when outdoor temperature is greater than outdoor temperature threshold value, outdoor unit and room
The heat exchange amount of external environment is affected by outdoor temperature, and the second heat exchanger of outdoor unit and the heat-exchange temperature of external environment reduce,
It is insufficient to lead to its heat exchange amount, and the refrigerant for flowing through cooling line is delivered in compressor and carries out tonifying Qi by control method of the invention
Increasing enthalpy improves compressor to the compression ratio of refrigerant, the refrigerant in outdoor unit heat exchanger is made to can satisfy the temperature and enthalpy of heat exchange
Value demand enhances the heat exchange efficiency of outdoor unit heat exchanger and outdoor environment, improves the service performance of air conditioner.
In above-mentioned steps S101, the purpose for obtaining the radiator temperature threshold value of air-conditioning is: since radiator is direct
For the component for electric control element radiating and cooling, the temperature of radiator can directly affect the operating temperature of electric control element, therefore
Preset radiator temperature threshold value is needed, to make electric control element be in safety after radiator carries out radiating and cooling to electric control element
Within the temperature range of work.
In some embodiments, the step of tonifying Qi temperature condition is obtained in the present invention includes: to determine and mend according to outdoor temperature
Temperature degree condition, tonifying Qi temperature condition are as follows:
TRadiator=Tao+C,
Wherein, TRadiatorFor radiator temperature, Tao is outdoor temperature, and C is temperature adjustment parameter, and value range is 3~6 DEG C.This hair
In bright acquired tonifying Qi temperature condition, radiator temperature is higher than outdoor temperature, it is possible to reduce since radiator temperature is lower than room
Caused by outer temperature the problem of spreader surface condensation；Meanwhile the radiator temperature is also under radiator temperature threshold value,
The radiating and cooling of electric control element will not be interfered.
Optionally, tonifying Qi temperature condition further include flow back to compressor refrigerant it is corresponding when meeting tonifying Qi temperature requirement
The delivery temperature of compressor；In order to make the delivery temperature of compressor can satisfy the refrigerant temperature requirement of outdoor unit heat exchanger, this
The step of control method of invention further include:
The delivery temperature for detecting compressor, in embodiment, delivery temperature is by being set at exhaust outlet of compressor position
The 4th sensor detect to obtain；
According to delivery temperature and delivery temperature threshold value, by adjusting the flow aperture of first throttling device, so that exhaust temperature
Degree meets tonifying Qi temperature condition.For example, the purpose of compressor Gas-supplying enthalpy-increasing is to reduce its delivery temperature, therefore exhaust of the invention
Temperature threshold is a temperature upper limit, when the delivery temperature of compressor is under the temperature upper limit, the temperature energy of refrigerant
Enough meet the heat exchange demand of outdoor unit heat exchanger；Therefore the present invention passes through the flow aperture for adjusting first throttling device, so that on
The radiator temperature and delivery temperature stated are able to satisfy corresponding tonifying Qi temperature condition, to promote the operational efficiency of air-conditioning.
In an embodiment of the present invention, it is opened involved in above-mentioned steps S104 by adjusting the flow of first throttling device
Degree, so that radiator temperature meets tonifying Qi temperature condition, specific steps include:
Judge whether radiator temperature is greater than radiator temperature threshold value；
Due to the temperature between electric control element and radiator be it is interactional, radiator temperature be greater than radiator
It when temperature threshold, can determine whether that electric control element is also in higher temperature environment, cooling operation, therefore the present invention should be carried out to it
Control improves the flow aperture of first throttling device, flows through the cold medium flux of cooling line to increase, improve radiator with it is automatically controlled
The heat exchange amount of element, until radiator temperature is not more than radiator temperature threshold value；
When radiator temperature is not more than radiator temperature threshold value, it can determine whether that electric control element is in the temperature model of trouble free service
In enclosing, the temperature difference needed for can satisfy cooling heat exchange between radiator and electric control element, therefore the present invention controls and closes first segment
Device is flowed, until radiator temperature reaches radiator temperature threshold value, to reduce the refrigerant loss for flowing through cooling line.
In other embodiments of the invention, control method further include: when outdoor temperature is greater than outdoor temperature threshold value,
It controls air-conditioning and closes first throttling device, then the cooling line where first throttling device is blocked, and is set to first pipe
Expansion valve in the second throttling device of road conventional air conditioning system similar with the effect of third throttling set passes through control second
The flow aperture of throttling set and third throttling set, it is common to adjust the cold medium flux for flowing into First Heat Exchanger, for example, being turned up
When second throttling device and the flow aperture of third throttling set, the coolant quantity for flowing into First Heat Exchanger can be increased, to mention
The heat exchange amount of high indoor unit and indoor environment；Similarly, when turning down the flow aperture of second throttling device and third throttling set,
The coolant quantity for flowing into First Heat Exchanger can be reduced, to reduce the heat exchange amount of indoor unit and indoor environment.
In embodiment, air-conditioning is when opening operation, first throttling device, second throttling device and third throttling set difference
With initial opening S1, S2 and S3 unlatching, the initial opening is each when can be the preset aperture of air-conditioning or the operation of air-conditioning last time
The aperture of a throttling set；Control method of the present invention is to be adjusted accordingly based on the initial opening to three throttling sets
Operation.
In an embodiment of the present invention, the step of control method of the present invention further include:
The target indoor temperature of user's input is obtained, target indoor temperature is that user passes through remote controler or display panel institute
The indoor cryogenic temperature of setting；
Detect the real-time room temperature in space locating for the air-conditioning, in embodiment, real-time room temperature is by being set to
Second sensor on air conditioner indoor unit detects to obtain；
When real-time room temperature is greater than target indoor temperature, airconditioning control second throttling device is opened with maximum stream flow aperture
Open, control third throttling set and its flow aperture is gradually increased with the first aperture rate, should during, second throttling device and the
Three throttling sets are adjusted respectively with different apertures, and reason is: if second and third are all turned on, just can not
Height pressure difference is formed, the refrigerant circulation of indoor heat exchanger and outdoor heat exchanger between the two can not be formed；
When real-time room temperature is not more than target indoor temperature, control maintains second throttling device and third throttling set
Flow aperture.
In an embodiment of the present invention, control method further include:
When outdoor temperature is greater than outdoor temperature threshold value, second throttling device is controlled with the unlatching of intermediate flow aperture, with energy
Enough meet the coolant quantity demand of First Heat Exchanger and radiator；And according to real-time room temperature and target indoor temperature, control the
Three throttling sets are with its flow aperture of the second aperture rate adaptation.
In an embodiment of the present invention, according to real-time room temperature and target indoor temperature, control third throttling set with
The process of second aperture rate adaptation its flow aperture includes:
When real-time room temperature is greater than target indoor temperature, control third throttling set is gradually mentioned with the second aperture rate
Its high flow aperture；
Real-time room temperature be not more than target indoor temperature when, control third throttling set with the second aperture rate gradually
Reduce its flow aperture.
It is to set aperture rate or amplitude adjusted its flow and open in the above-mentioned rate adjustment procedure to throttling set
Degree, it is contemplated that compressor and system have a reaction time and equilibrium process, therefore be not adjustable it is too fast, adjusting it is too fast, temperature can be made
Degree fluctuation is too big, and is easy to produce noise；In addition, adjusted then influences cooling effect slowly, it is therefore desirable to according to air-conditioning system institute
Preset rate is adjusted correspondingly.
The present invention also provides a kind of control devices of air-conditioning, and the control device is using the control disclosed in above-described embodiment
Method processed controls air-conditioning accordingly, and control device includes:
Acquiring unit, for obtaining outdoor temperature threshold value and radiator temperature threshold value and tonifying Qi temperature condition, wherein mend
Temperature degree condition includes the refrigerant radiator temperature corresponding when meeting tonifying Qi temperature requirement for flowing back to compressor；And
For obtaining first sensor outdoor temperature detected and 3rd sensor radiator temperature detected；
Main control unit, for when outdoor temperature is greater than outdoor temperature threshold value and radiator temperature is not more than radiator temperature threshold
When value, the flow aperture of first throttling device is adjusted, radiator temperature is made to meet tonifying Qi temperature condition.
In some embodiments, for obtaining tonifying Qi temperature condition, tonifying Qi temperature condition includes: acquiring unit
TRadiator=Tao+C,
Wherein, TRadiatorFor radiator temperature, Tao is outdoor temperature, and C is temperature adjustment parameter, and value range is 3~6 DEG C.
In some embodiments, tonifying Qi temperature condition acquired in control device of the present invention further includes flow back to compressor cold
The delivery temperature of matchmaker's compressor corresponding when meeting tonifying Qi temperature requirement；Acquiring unit is also used to obtain the inspection of the 4th sensor
The delivery temperature of the compressor measured；Main control unit is also used to according to delivery temperature and delivery temperature threshold value, by adjusting the
The flow aperture of one throttling set, so that delivery temperature meets tonifying Qi temperature condition.
In some embodiments, main control unit is also used to: judging whether radiator temperature is greater than radiator temperature threshold value；In
When radiator temperature is greater than radiator temperature threshold value, control improves the flow aperture of first throttling device, until radiator temperature
No more than radiator temperature threshold value；When radiator temperature is not more than radiator temperature threshold value, first throttling device is closed in control,
Until radiator temperature reaches radiator temperature threshold value.
In some embodiments, acquiring unit is also used to: obtaining the target indoor temperature and the second sensing of user's input
The real-time room temperature in space locating for air-conditioning detected by device；Main control unit is also used to: being not more than outdoor temp in outdoor temperature
When spending threshold value, first throttling device is closed in control, and according to real-time room temperature and target indoor temperature, adjusts the second throttling dress
Set the flow aperture with third throttling set.
In some embodiments, main control unit is also used to: when real-time room temperature is greater than target indoor temperature, control the
Two throttling sets are gradually increased its flow with the first aperture rate and are opened with the unlatching of maximum stream flow aperture, control third throttling set
Degree；When real-time room temperature is not more than target indoor temperature, control maintains the stream of second throttling device and third throttling set
Measure aperture.
In some embodiments, main control unit is also used to: when outdoor temperature is greater than outdoor temperature threshold value, controlling the second section
Flow device with the unlatching of intermediate flow aperture, and according to real-time room temperature and target indoor temperature, control third throttling set with
Its flow aperture of second aperture rate adaptation.
In some embodiments, main control unit is also used to: when real-time room temperature is greater than target indoor temperature, control the
Its flow aperture is gradually increased with the second aperture rate in three throttling sets；It is not more than target indoor temperature in real-time room temperature
When, third throttling set, which is controlled, with the second aperture rate gradually decreases its flow aperture.
Air conditioner structure applied by control method and control device in above-described embodiment is as shown in figure 3, the air-conditioning includes
Indoor unit and outdoor unit, wherein indoor unit includes the First Heat Exchanger 1 to exchange heat with indoor environment, and outdoor unit includes and room
The second heat exchanger 2 that external environment exchanges heat, for providing the compressor 3 of circulation power, the electricity such as computer board, single-chip microcontroller for refrigerant
Control is set in outdoor unit, and First Heat Exchanger 1, the second heat exchanger 2 and compressor 3 pass through 5 phase of the first pipeline 4 and the second pipeline
Connection, for constituting conventional refrigerant circulation circuit, in embodiment, air-conditioning is in summer operation refrigeration mode, with outdoor environment
Refrigerant after heat exchange is flowed out out of second heat exchanger 2, flows into First Heat Exchanger 1 via the first pipeline 4, meanwhile, with indoor ring
Refrigerant after the heat exchange of border is flowed out from First Heat Exchanger 1, is flowed into the second heat exchanger 2 via the second pipeline 5, is passed through the refrigerant circulation
Process, it can be achieved that air-conditioning to the refrigeration cool-down function of indoor environment.Similarly, when running heating mode in winter, refrigerant is first
It is flowed between heat exchanger 1 and the second heat exchanger 2 along the direction opposite with refrigeration mode.Heating of the air-conditioning to indoor environment can be achieved
Heat up function.
In addition to above-mentioned conventional refrigerant circulation circuit, air-conditioning of the invention further includes cooling tube group, for solving electrical control member
Temperature excessively high problem when work.
Specifically, cooling tube group mainly includes 9 two parts of cooling component and cooling line, wherein cooling component is mainly wrapped
It includes:
Flash evaporation 6, flash evaporation 6 are connected on the first pipeline 4, the operative liquid refrigerant for flowing through the first pipeline 4 can be steamed
Hair is gaseous coolant, and gaseous coolant is delivered in cooling line 9, thus subsequent as cooling line 9 using gaseous coolant
Heat transferring medium in cooling procedure；
First throttling device 801 is set on the first pipeline 4, for adjusting stream of the gaseous coolant in cooling line 9
Amount, and the pressure and the temperature that adjust the refrigerant after electrical control member heat exchange etc., so that pressure can be met by flowing into the refrigerant of compressor 3
The needs of 3 Gas-supplying enthalpy-increasing of contracting machine；
Radiator 7, radiator 7 is connected on cooling line 9 and neighbouring electrical control member is arranged, since electrical control member is arranged in mostly
In the semienclosed containers such as electric-controlled box, therefore radiator 7 can be used as the heat-exchange carrier of gaseous coolant Yu electrical control member surrounding air, lead to
Cross and cool down to the surrounding air of electric control element, so can by the temperature of electrical control member itself control safe working temperature with
Under.The specific structure and type of radiator 7 can be arranged on cooling line 9 in embodiment according to the structure determination of outdoor unit
7 type of radiator is advection heat exchanger, and advection heat exchanger has many advantages, such as that heat transfer rate is high, space hold is small, it is tight to be suitable for structure
The air conditioner outdoor unit structure gathered.
For sequence of flow of the refrigerant for electrical control member radiating and cooling in cooling tube group are as follows: first 4 → flash evaporation of pipeline 6
7 → compressor of → radiator 3, first throttling device 801 can according to need be arranged in it is cold between flash evaporation 6 and compressor 3
But on pipeline 9.
It is mostly that directly the refrigerant in refrigerant pipeline is delivered in compressor 3 in the Gas-supplying enthalpy-increasing structure of conventional air-conditioning, this
During one, the parameters such as temperature and pressure of refrigerant do not have too big variation, and in air-conditioning of the invention, flow through radiator 7
Gaseous coolant temperature increase, pressure increase, therefore reduce the subsequent compression efficiency to refrigerant of compressor 3, to solve this
Problem, in one embodiment of the invention, air-conditioning further include second throttling device 802 and third throttling set 803, wherein
Second throttling device 802 is set on the first pipeline 4 between the second heat exchanger 2 and flash evaporation 6, and third throttling set 803 is set
It is placed on the first pipeline 4 between First Heat Exchanger 1 and flash evaporation 6, compared to the air conditioner structure of conventional Gas-supplying enthalpy-increasing, air-conditioning is set
The advantages of setting second throttling device 802 and third throttling set 803 is: by taking operation of air conditioner refrigeration mode as an example, liquid refrigerants
Before flowing into flash evaporation 6 by the second heat exchanger 2 of outdoor unit, the second section between the second heat exchanger 2 and flash evaporation 6 is set
Stream device 802 can one step ahead throttle to refrigerant, reduce the pressure of refrigerant, be evaporated to liquid refrigerants convenient for flash evaporation 6
Gaseous coolant, simultaneously as the temperature of refrigerant is lower, so can also increase heat exchange amount of the refrigerant at radiator 7, in this hair
In a bright embodiment, by adjusting the aperture of first throttling device 801 and second throttling device 802, so as to adjust refrigerant
Flow in cooling line 9 can make the temperature and pressure that the refrigerant of compressor 3 is flowed to from first throttling device 801, than from
The temperature and pressure for the refrigerant that second heat exchanger 2 flows to second throttling device 802 is lower.
Since operative liquid refrigerant is flowed into cooling line 9 in the form of gaseous coolant at flash evaporation 6, in order to guarantee to flow
The temperature and pressure for entering the First Heat Exchanger 1 of indoor unit meet actual indoor heat exchange demand, and setting is in First Heat Exchanger 1 and dodges
Third throttling set 803 between hair device 6 can play the role of throttle expansion valve, for adjusting the refrigerant of outflow flash evaporation 6
The parameters such as temperature and pressure.
Above-described embodiment is for running refrigeration mode under summer high temperature operating condition by air-conditioning, similarly, low temperature work in winter
Under condition, outdoor cryogenic conditions will affect the heat exchange amount of outdoor unit and outdoor environment, to guarantee system when operation of air conditioner heating mode
Heat also needs to execute compressor 3 Gas-supplying enthalpy-increasing operation, and in operation of air conditioner heating mode, refrigerant is in air-conditioning duct
In flow direction and refrigeration mode on the contrary, at this point, the third throttling set 803 being arranged between First Heat Exchanger 1 and flash evaporation 6 can
To play throttling action of the second throttling device 802 under cooling condition, the temperature for flowing into the refrigerant of flash evaporation 6 is adjusted one step ahead
And pressure and other parameters, and second throttling device 802 then plays the role of ending expansion valve, for adjusting from the outflow of flash evaporation 6, stream
Enter the parameters such as the temperature and pressure of refrigerant of the second heat exchanger 2 of outdoor unit.Refrigerant to realize under above two operating condition is adjusted
Process, second throttling device 802 of the present invention and third throttling set 803 are bidirectional throttling device.
The outdoor unit of air-conditioning further include for store and to compressor 3 convey refrigerant gas-liquid separator 10, compressor 3 to
Include less one stage of compression portion and secondary compressing portion, is connected with mixing unit between one stage of compression portion and secondary compressing portion, wherein level-one
The refrigerant that compression unit is used to flow into gas-liquid separator 10 carries out one stage of compression, and mixing unit is flowed into for combination cooling pipeline 9
Refrigerant and by one stage of compression refrigerant, secondary compressing portion be used for mixing refrigerant carry out two-stage compression, make compressor 3 export
Refrigerant can satisfy the second heat exchanger of outdoor unit 2 and externally exchange heat required temperature and pressure.
Meanwhile the gas returning port of compressor 3 include be connected to one stage of compression portion and gas-liquid separator 10 the first gas returning port and
It is connected to the second gas returning port of mixing unit and radiator 7, so that the refrigerant in different refrigerant flow lines flows into corresponding compressor 3
In internal structure.
Optionally, compressor 3 of the invention uses existing compensating compressor 3, and mixing unit is second vapor injection compression
The second vapor injection chamber of machine 3, the second gas returning port are the gas supplementing opening of compensating compressor 3.
In one embodiment of the invention, flash evaporation 6 and the first pipeline 4 are connected in series, the primary structure packet of flash evaporation 6
The gaseous coolant portion for including liquid refrigerants portion, being connected with liquid refrigerants portion, wherein liquid refrigerants portion has goes here and there with the first pipeline 4
Join the inlet and liquid outlet of connection, and flows to first gas outlet in gaseous coolant portion, gaseous coolant portion for gaseous coolant
Also there is the second gas outlet of connection cooling line 9.
Correspondingly, radiator 7 has the input end that is connected with second gas outlet in gaseous coolant portion, with compressor 3
The outlet end that second gas returning port is connected.
In another embodiment of the invention, flash evaporation 6 is connected in parallel with the first pipeline 4, and flash evaporation 6 corresponding first is managed
It is provided with shut-off valve on the parallel transistor section on road 4, unlatching or the pass of control first throttling device 801 and shut-off valve can be passed through
It closes, to be connected or block refrigerant pipeline and the corresponding parallel transistor section where flash evaporation 6, for example, can be by opening simultaneously
The shut-off valve in union section closes first throttling device 801, and refrigerant is made to be not passed through cooling line 9, is suitable for electrical control member calorific value
Less, temperature is maintained at the situation of safe working temperature or less, is also applied for the operating condition that compressor 3 is not necessarily to Gas-supplying enthalpy-increasing.
Meanwhile form is connected in parallel for above-mentioned flash evaporation 6, it by control first throttling device 801 and can also cut
The only flow aperture of valve adjusts the coolant quantity for flowing into indoor unit First Heat Exchanger 1 and mends for electrical control member heat dissipation or compressor 3
The coolant quantity of gas increasing enthalpy, so that air-conditioning integrally maintains optimal working condition.
Optionally, the first throttling device 801 in cooling component is set to the cooling tube between radiator 7 and compressor 3
On road 9, the not only refrigerant flow rate flow in adjustable cooling line 9, additionally it is possible to play the role of expansion valve, to gaseous coolant
Second throttle is carried out, to reduce the temperature and pressure of refrigerant, is imitated so as to improve compressor 3 to the compression of mixed refrigerant
Rate.
In one embodiment of the invention, air-conditioning is provided with the first sensor for detecting room temperature, Ke Yigen
The aperture of first throttling device 801 and second throttling device 802 is adjusted, according to detected room temperature to meet to indoor ring
The coolant quantity demand that border exchanges heat.
As shown in Figure 4 and Figure 5, in a chiller mode, refrigerant is in the Air-conditioning Cycle flow process, enthalpy and entropy
Change procedure are as follows: the refrigerant in state point A from the first gas returning port flow into compressor 3, be compressed to shape in one stage of compression portion
Mixing unit is flowed into after state point B, meanwhile, the refrigerant in cooling line 9 is in state point after 801 isenthalpic throttling of first throttling device
K is flowed into the mixing unit of compressor 3 by the second gas returning port of compressor 3, becomes being in after mixing with the refrigerant in state point B
The secondary compressing portion of the refrigerant of state point C, compressor 3 continues two-stage compression to refrigerant, is in state by isentropic Compression
The refrigerant of point D；Refrigerant in state point D is inputted the second heat exchanger 2 by compressor 3, is cooled to state point E by outdoor environment；
Refrigerant enters the first pipeline 4 along the outlet of the second heat exchanger 2, by 802 isenthalpic throttling of second throttling device to state point F, after
And flow into flash evaporation 6；The refrigerant flowed out from the liquid outlet in the liquid refrigerants portion of flash evaporation 6 is in state point G, through third stream device
Throttling becomes state point L after carrying out heat absorption evaporation into First Heat Exchanger 1, is then returned by the second pipeline 5 to state point I
To gas-liquid separator 10；Meanwhile it being in state point H from second gas outlet in the gaseous coolant portion of flash evaporation 6 outflow gaseous coolant,
Become state point J after flowing through parallel-flow heat exchanger, exchanging heat with electrical control member, refrigerant is carried out by first throttling device 801 later
Decompression cooling becomes state point K, flows into the mixing unit of compressor 3 by the second gas returning port of compressor 3 again.
In the above-mentioned refrigerant circulation of the present invention, electrical control member cooling and 3 Gas-supplying enthalpy-increasing of compressor, two mistakes are reduced to realize
Journey interferes with each other influence, can pass through control first throttling device 801, second throttling device 802 and third throttling set 803
Flow aperture is realized, for example, the refrigerant flowed out from the second heat exchanger 2 of outdoor unit is passing through in the embodiment of above-mentioned diagram
After crossing the throttling of second throttling device 802, refrigerant becomes F from state point E, and process is isenthalpic throttling, and the enthalpy of refrigerant is constant,
Pressure reduction, while entropy increases, temperature reduces；The refrigerant for flowing through first throttling device 801 becomes state point K from state point J,
Its process is also isenthalpic throttling, and the enthalpy of refrigerant is constant, pressure reduction, while entropy increases, and temperature reduces, and improves compressor 3
The efficiency of second-compressed is carried out to mixed refrigerant；The refrigerant of third throttling set 803 is flowed to by state point G from flash evaporation 6
Becoming state point I, process is isenthalpic throttling, and the enthalpy of refrigerant is constant, pressure reduction, while entropy increases, and temperature reduces, from
And the cooling heat exchange after improving the First Heat Exchanger 1 that refrigerant enters the room machine, with indoor environment.
In one embodiment of the invention, air-conditioning is provided with first sensor for detecting outdoor temperature, for examining
Survey the second sensor of room temperature, the 3rd sensor for detecting radiator temperature and for detecting delivery temperature
Four sensors, can be according to detected associated temperature parameter regulation first throttling device 801,802 and of second throttling device
Third throttling set 803, so that air-conditioning in the case where not influencing indoor heat exchange efficiency, is increased or decreased for dissipating to electrical control member
The cold medium flux of heat.
It should be understood that the invention is not limited to the process and structure that are described above and are shown in the accompanying drawings,
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is only limited by the attached claims
System.
Claims (17)
1. a kind of control method of air-conditioning, which is characterized in that the air-conditioning includes the indoor unit with First Heat Exchanger, has the
The outdoor unit of two heat exchangers and compressor is equipped with electrical control member, the First Heat Exchanger, the second heat exchanger and pressure in the outdoor unit
Contracting machine is connected by the first pipeline and the second pipeline, and for constituting refrigerant circulation circuit, the air-conditioning further includes cooling component,
The cooling component has flash evaporation, first throttling device and the radiator for radiating for the electrical control member, wherein the sudden strain of a muscle
Hair device is connected on first pipeline, the radiator by cooling line respectively with the gas supplementing opening of the compressor, described
Flash evaporation connection, the first throttling device are arranged on the cooling line between the compressor and the flash evaporation,
The air-conditioning have be set on the first pipeline between second heat exchanger and the flash evaporation second throttling device, with
And it is set to the third throttling set on the first pipeline between the First Heat Exchanger and the flash evaporation, the air-conditioning setting
Have for the first sensor of temperature outside sensing chamber, the second sensor for detecting the room temperature, described for detecting
The 3rd sensor of radiator temperature and the 4th sensor for detecting delivery temperature；
The control method includes:
Obtain outdoor temperature threshold value, radiator temperature threshold value and tonifying Qi temperature condition, wherein the tonifying Qi temperature condition includes
Flow back to the refrigerant of the compressor radiator temperature corresponding when meeting tonifying Qi temperature requirement；
Obtain outdoor temperature and radiator temperature；
When outdoor temperature is greater than outdoor temperature threshold value, and the radiator temperature is not more than the radiator temperature threshold value, adjust
The flow aperture for saving first throttling device, makes the radiator temperature meet the tonifying Qi temperature condition；
Wherein, the tonifying Qi temperature condition includes:
TRadiator=Tao+C,
Wherein, the TRadiatorFor the radiator temperature, Tao is the outdoor temperature, and C is temperature adjustment parameter.
2. control method according to claim 1, which is characterized in that the temperature adjustment parameter value range is 3~6 DEG C.
3. control method according to claim 2, which is characterized in that
The tonifying Qi temperature condition further includes flowing back to the refrigerant pressure corresponding when meeting tonifying Qi temperature requirement of compressor
The delivery temperature of contracting machine；
The control method further include:
Detect the delivery temperature of the compressor；
According to the delivery temperature and delivery temperature threshold value, the flow aperture of first throttling device is adjusted, the delivery temperature is made
Meet the tonifying Qi temperature condition.
4. control method according to claim 1, which is characterized in that the control method further include:
When the radiator temperature is greater than radiator temperature threshold value, the flow aperture of the first throttling device is improved, institute is made
Radiator temperature is stated no more than the radiator temperature threshold value；
When the radiator temperature is not more than radiator temperature threshold value, the first throttling device is closed, the radiator is made
Temperature reaches the radiator temperature threshold value.
5. control method according to claim 1, which is characterized in that control method further include:
Obtain the target indoor temperature of user's input；
Obtain real-time room temperature；
When the outdoor temperature is not more than the outdoor temperature threshold value, the first throttling device is closed, and according to the reality
When the room temperature and target indoor temperature, adjust the flow aperture of the second throttling device and third throttling set.
6. control method according to claim 5, which is characterized in that according to the real-time room temperature and the target chamber
Interior temperature, the flow aperture for adjusting the first throttling device and second throttling device include:
When the real-time room temperature is greater than the target indoor temperature, controls the second throttling device and opened with maximum stream flow
Degree is opened, and controls the third throttling set with the first aperture rate and its flow aperture is gradually increased；
When the real-time room temperature is not more than the target indoor temperature, control maintains the second throttling device and third
The flow aperture of throttling set.
7. control method according to claim 5, which is characterized in that the control method further include:
When the outdoor temperature is greater than the outdoor temperature threshold value, controls the second throttling device and opened with intermediate flow
Degree is opened, and according to the real-time room temperature and the target indoor temperature, is controlled the third throttling set and opened with second
Spend its flow aperture of rate adaptation.
8. control method according to claim 7, which is characterized in that according to the real-time room temperature and the target chamber
Interior temperature, controlling the third throttling set, its flow aperture includes: with the second aperture rate adaptation
When the real-time room temperature is greater than the target indoor temperature, the third throttling set is controlled with the second aperture speed
Its flow aperture is gradually increased in rate；
When the real-time room temperature is not more than the target indoor temperature, the third throttling set is controlled with the second aperture
Rate gradually decreases its flow aperture.
9. a kind of control device of air-conditioning, which is characterized in that the air-conditioning includes the indoor unit with First Heat Exchanger, has the
The outdoor unit of two heat exchangers and compressor is equipped with electrical control member, the First Heat Exchanger, the second heat exchanger and pressure in the outdoor unit
Contracting machine is connected by the first pipeline and the second pipeline, and for constituting refrigerant circulation circuit, the air-conditioning further includes cooling component,
The cooling component has flash evaporation, first throttling device and the radiator for radiating for the electrical control member, wherein the sudden strain of a muscle
Hair device is connected on first pipeline, the radiator by cooling line respectively with the gas supplementing opening of the compressor, described
Flash evaporation connection, the first throttling device are arranged on the cooling line between the compressor and the flash evaporation,
The air-conditioning have be set on the first pipeline between second heat exchanger and the flash evaporation second throttling device, with
And it is set to the third throttling set on the first pipeline between the First Heat Exchanger and the flash evaporation, the air-conditioning setting
Have for the first sensor of temperature outside sensing chamber, the second sensor for detecting the room temperature, described for detecting
The 3rd sensor of radiator temperature and the 4th sensor for detecting delivery temperature；
The control device includes:
Acquiring unit, for obtaining outdoor temperature threshold value and radiator temperature threshold value and tonifying Qi temperature condition, wherein the benefit
Temperature degree condition includes the refrigerant radiator temperature corresponding when meeting tonifying Qi temperature requirement for flowing back to compressor；And
For obtaining first sensor outdoor temperature detected and 3rd sensor radiator temperature detected；
Main control unit, for when outdoor temperature is greater than outdoor temperature threshold value and the radiator temperature is not more than the radiator temperature
When spending threshold value, the flow aperture of first throttling device is adjusted, the radiator temperature is made to meet the tonifying Qi temperature condition；
Wherein, the tonifying Qi temperature condition includes:
TRadiator=Tao+C,
Wherein, the TRadiatorFor the radiator temperature, Tao is the outdoor temperature, and C is temperature adjustment parameter.
10. control device according to claim 9, which is characterized in that the temperature adjustment parameter value range is 3~6 DEG C.
11. control device according to claim 10, which is characterized in that
The tonifying Qi temperature condition further includes flowing back to the refrigerant pressure corresponding when meeting tonifying Qi temperature requirement of compressor
The delivery temperature of contracting machine；
The acquiring unit is also used to obtain the delivery temperature for the compressor that the 4th sensor detects；
The flow that the main control unit is also used to adjust first throttling device according to the delivery temperature and delivery temperature threshold value is opened
Degree, makes the delivery temperature meet the tonifying Qi temperature condition.
12. control device according to claim 9, which is characterized in that the main control unit is also used to:
When the radiator temperature is greater than radiator temperature threshold value, the flow aperture of the first throttling device is improved, institute is made
Radiator temperature is stated no more than the radiator temperature threshold value；
When the radiator temperature is not more than radiator temperature threshold value, the first throttling device is closed, the radiator is made
Temperature reaches the radiator temperature threshold value.
13. control device according to claim 9, which is characterized in that
The acquiring unit is also used to: obtaining the sky detected by the target indoor temperature and second sensor that user inputs
Adjust the real-time room temperature in locating space；
The main control unit is also used to: when the outdoor temperature is not more than the outdoor temperature threshold value, closing the first segment
Device is flowed, and according to the real-time room temperature and the target indoor temperature, adjusts the second throttling device and described the
The flow aperture of three throttling sets.
14. control device according to claim 13, which is characterized in that the main control unit is also used to:
When the real-time room temperature is greater than the target indoor temperature, controls the second throttling device and opened with maximum stream flow
Degree is opened, and controls the third throttling set with the first aperture rate and its flow aperture is gradually increased；
When the real-time room temperature is not more than the target indoor temperature, control maintains the second throttling device and third
The flow aperture of throttling set.
15. control device according to claim 13, which is characterized in that the main control unit is also used to:
When the outdoor temperature is greater than the outdoor temperature threshold value, controls the second throttling device and opened with intermediate flow aperture
It opens, and according to the real-time room temperature and the target indoor temperature, controls the third throttling set with the second aperture speed
Rate adjusts its flow aperture.
16. control device according to claim 15, which is characterized in that the main control unit is also used to:
When the real-time room temperature is greater than the target indoor temperature, the third throttling set is controlled with the second aperture speed
Its flow aperture is gradually increased in rate；
When the real-time room temperature is not more than the target indoor temperature, the third throttling set is controlled with the second aperture
Rate gradually decreases its flow aperture.
17. a kind of air-conditioning, feature is being, the air-conditioning includes the indoor unit with First Heat Exchanger, has the second heat exchange
The outdoor unit of device and compressor, electrical control member is equipped in the outdoor unit, and the First Heat Exchanger, the second heat exchanger and compressor are logical
It crosses the first pipeline and the second pipeline is connected, for constituting refrigerant circulation circuit, the air-conditioning further includes cooling component, described cold
But component has flash evaporation, first throttling device and the radiator for radiating for the electrical control member, wherein the flash evaporation connects
Be connected on first pipeline, the radiator by cooling line respectively with the gas supplementing opening of the compressor, the flash evaporation
Connection, the first throttling device are arranged on the cooling line between the compressor and the flash evaporation, the sky
Adjusting has the second throttling device being set on the first pipeline between second heat exchanger and the flash evaporation and setting
The third throttling set on the first pipeline between the First Heat Exchanger and the flash evaporation, the air-conditioning, which is provided with, to be used for
Detect the first sensor of outdoor temperature, the second sensor for detecting the room temperature, for detecting the radiator
The 3rd sensor of temperature and the 4th sensor for detecting delivery temperature；The air-conditioning further includes such as claim 9-16
Described in any item control devices.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710064444.5A CN106679119B (en) | 2017-02-04 | 2017-02-04 | A kind of control method of air-conditioning, device and air-conditioning |
| PCT/CN2017/092935 WO2018141151A1 (en) | 2017-02-04 | 2017-07-14 | Air conditioner control method, device and air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710064444.5A CN106679119B (en) | 2017-02-04 | 2017-02-04 | A kind of control method of air-conditioning, device and air-conditioning |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106679119A CN106679119A (en) | 2017-05-17 |
| CN106679119B true CN106679119B (en) | 2019-11-05 |
Family
ID=58860356
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710064444.5A Active CN106679119B (en) | 2017-02-04 | 2017-02-04 | A kind of control method of air-conditioning, device and air-conditioning |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106679119B (en) |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018141151A1 (en) * | 2017-02-04 | 2018-08-09 | 海尔集团公司 | Air conditioner control method, device and air conditioner |
| CN108561981B (en) * | 2018-03-30 | 2021-01-29 | 青岛海尔空调器有限总公司 | A kind of control method and device of air conditioning system |
| CN110940108A (en) * | 2019-12-12 | 2020-03-31 | 珠海格力电器股份有限公司 | Flash evaporation type enthalpy-increasing hot water unit and refrigerant storage and release control method thereof |
| CN114811892A (en) * | 2022-03-31 | 2022-07-29 | 青岛海尔空调器有限总公司 | Variable frequency air conditioner and control method and control device thereof |
| CN117249558B (en) * | 2023-11-20 | 2024-01-26 | 珠海格力电器股份有限公司 | Air conditioner control method and device, air conditioner and storage medium |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008261513A (en) * | 2007-04-10 | 2008-10-30 | Denso Corp | Refrigerating cycle device |
| CN101769657A (en) * | 2009-12-31 | 2010-07-07 | 海信科龙电器股份有限公司 | Air conditioner capable of improving low-temperature heating capacity and control method thereof |
| CN104374045A (en) * | 2014-10-24 | 2015-02-25 | 广东美的制冷设备有限公司 | Control method and control device of air conditioner and air conditioner |
| CN104534593A (en) * | 2014-12-23 | 2015-04-22 | 邬学农 | Machine room energy-saving air-conditioner and refrigeration method thereof |
| CN104566806A (en) * | 2014-12-23 | 2015-04-29 | 广东美的制冷设备有限公司 | Control method and device of air conditioner and air conditioner with control device |
| CN104640421A (en) * | 2013-11-25 | 2015-05-20 | 珠海格力电器股份有限公司 | Air conditioning unit |
-
2017
- 2017-02-04 CN CN201710064444.5A patent/CN106679119B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008261513A (en) * | 2007-04-10 | 2008-10-30 | Denso Corp | Refrigerating cycle device |
| CN101769657A (en) * | 2009-12-31 | 2010-07-07 | 海信科龙电器股份有限公司 | Air conditioner capable of improving low-temperature heating capacity and control method thereof |
| CN104640421A (en) * | 2013-11-25 | 2015-05-20 | 珠海格力电器股份有限公司 | Air conditioning unit |
| CN104374045A (en) * | 2014-10-24 | 2015-02-25 | 广东美的制冷设备有限公司 | Control method and control device of air conditioner and air conditioner |
| CN104534593A (en) * | 2014-12-23 | 2015-04-22 | 邬学农 | Machine room energy-saving air-conditioner and refrigeration method thereof |
| CN104566806A (en) * | 2014-12-23 | 2015-04-29 | 广东美的制冷设备有限公司 | Control method and device of air conditioner and air conditioner with control device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106679119A (en) | 2017-05-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106766001B (en) | A kind of control method of air-conditioning, device and air-conditioning | |
| CN107228455A (en) | A kind of air conditioner and control method | |
| CN106679119B (en) | A kind of control method of air-conditioning, device and air-conditioning | |
| US8353173B2 (en) | Refrigerating cycle apparatus and operation control method therefor | |
| US8459051B2 (en) | Air conditioner and method of controlling the same | |
| CN206545975U (en) | A kind of air-conditioning system | |
| CN104613668B (en) | Combined air-conditioning system and control method thereof | |
| US10941964B2 (en) | Method for operating a vapour compression system with a receiver | |
| CN106871344B (en) | A kind of control method of air-conditioning, device and air-conditioning | |
| WO2013145006A1 (en) | Air conditioning device | |
| CN107166664A (en) | A kind of air conditioner and control method | |
| CN106871343B (en) | A kind of control method of air-conditioning, device and air-conditioning | |
| CN110925940B (en) | Air supply control method of two-stage compression air supply air conditioning system | |
| CN102734885B (en) | Serial air conditioner and temperature regulating box all-in-one machine and operation control method thereof | |
| CN106839310B (en) | A kind of control method of air-conditioning, device and air-conditioning | |
| CN103673416A (en) | Control method for refrigerant flow quantity in automobile air conditioning system and automobile air conditioning system | |
| CN107559955A (en) | Multiple on-line system and its low temperature control method | |
| CN106595004B (en) | air conditioner control method and device and air conditioner | |
| CN106766002B (en) | A kind of control method of air-conditioning, device and air-conditioning | |
| CN106016541A (en) | Natural cooling machine room air conditioner and supercooling degree control method thereof | |
| CN106839309B (en) | A kind of control method of air-conditioning, device and air-conditioning | |
| CN106882007A (en) | A kind of air-conditioning system, control device and its control method | |
| CN109341121A (en) | Refrigeration system and control method | |
| CN106801981B (en) | A kind of control method of air-conditioning, device and air-conditioning | |
| CN106839308B (en) | A kind of control method of air-conditioning, device and air-conditioning |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |