CN106766001A - 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
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- CN106766001A CN106766001A CN201710064206.4A CN201710064206A CN106766001A CN 106766001 A CN106766001 A CN 106766001A CN 201710064206 A CN201710064206 A CN 201710064206A CN 106766001 A CN106766001 A CN 106766001A
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- 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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
-
- 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
- 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
- F24F11/65—Electronic processing for selecting an operating mode
-
- 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
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- General Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Power Engineering (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (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-conditioning, belong to air-conditioning technical field.Control method includes：Obtain outdoor temperature threshold value, radiator temperature threshold value and tonifying Qi temperature conditionss；Obtain the outdoor temperature in space residing for air-conditioning；When outdoor temperature is not more than outdoor temperature threshold value, radiator temperature of the radiator in setting time length is obtained；When exothermic temperature is not more than radiator temperature threshold value, first throttle device is opened in control, radiating tolerance is reached refrigerant temperature condition.Control method of the invention is exchanged heat by controlling electric control element with the gaseous coolant for flowing through radiator, to realize that the heat exchange to electric control element is lowered the temperature, simultaneously can also be according to the flow aperture of default tonifying Qi temperature adjustment throttling arrangement, so that the part refrigerant after heat exchange disclosure satisfy that the temperature requirement of compressor Gas-supplying enthalpy-increasing, the overall performance of air-conditioning is improved.
Description
Technical field
The present invention relates to air-conditioning technical field, more particularly to a kind of control method of air-conditioning, device and air-conditioning.
Background technology
In the market determine frequency or convertible frequency air-conditioner product, when air-conditioning is run in the case of in summer, outdoor temperature is too high, warp
The enthalpy of the refrigerant after compressor compresses can not meet the enthalpy requirement of heat exchange, cause to flow into the refrigerant and outdoor environment of condenser
Heat exchange efficiency reduction, it is therefore desirable to Gas-supplying enthalpy-increasing operation is carried out to compressor；And existing Gas-supplying enthalpy-increasing is used room mostly
Refrigerant after being exchanged heat in outer machine condenser is directly filled with the mode in compressor, and its refrigerant temperature tends not to reach optimal benefit
Gas increasing enthalpy temperature requirement.
The content of the invention
The embodiment of the invention provides a kind of control method of air-conditioning, device and air-conditioning, it is intended to solve compressor of air conditioner enthalpy
It is worth not enough problem.In order to some aspects to the embodiment for disclosing have a basic understanding, shown below is simple general
Include.The summarized section is not extensive overview, nor to determine key/critical component or describe the protection of these embodiments
Scope.Its sole purpose is that some concepts are presented with simple form, in this, as the preamble of following detailed description.
According to the first aspect of the invention, there is provided a kind of control method of air-conditioning, control method includes：Obtain outdoor
Temperature threshold, radiator temperature threshold value and tonifying Qi temperature conditionss, wherein, tonifying Qi temperature conditionss include flowing back to the cold of gas-liquid separator
Matchmaker's radiator temperature corresponding when tonifying Qi temperature requirement is met；Obtain the outdoor temperature in space residing for air-conditioning；In outdoor temp
When degree is not more than outdoor temperature threshold value, radiator temperature of the radiator in setting time length is obtained；It is little in exothermic temperature
When radiator temperature threshold value, the flow aperture of first throttle device is adjusted, radiator temperature is reached refrigerant temperature condition.
Further, tonifying Qi temperature conditionss, including：
TRadiator=Tao+C,
Wherein, TRadiatorIt is radiator temperature, Tao is outdoor temperature, and C is temperature adjustment parameter, and span is 3~6 DEG C.
Further, tonifying Qi temperature conditionss also include that the refrigerant for flowing back to gas-liquid separator is meeting tonifying Qi temperature requirement when institute
The delivery temperature of corresponding compressor；Control method also includes：Obtain the delivery temperature of compressor；According to delivery temperature and exhaust
Temperature threshold, adjusts the flow aperture of first throttle device, delivery temperature is met tonifying Qi temperature conditionss.
Further, control method also includes：When outdoor temperature is more than outdoor temperature threshold value, first throttle is opened in control
Device, makes radiator temperature no more than radiator temperature threshold value；Or when radiator temperature is more than radiator temperature threshold value, control
System opens first throttle device, makes radiator temperature no more than radiator temperature threshold value.
Further, control method also includes：Obtain the target indoor temperature of real-time indoor temperature and user's setting；According to
Temperature gap, the flow aperture of first throttle device of real-time indoor temperature and target indoor temperature, determine second throttling device
With the flow aperture of the 3rd throttling arrangement.
Further, the span of outdoor temperature threshold value is 38 DEG C~48 DEG C, the span of radiator temperature threshold value
It is 55 DEG C~65 DEG C.
According to the second aspect of the invention, a kind of control device of air-conditioning is additionally provided, control device includes：Obtain single
Unit, for obtaining outdoor temperature threshold value, radiator temperature threshold value and tonifying Qi temperature conditionss, wherein, tonifying Qi temperature conditionss include stream
The refrigerant of the return-air liquid/gas separator radiator temperature corresponding when tonifying Qi temperature requirement is met；And sensed for obtaining first
The outdoor temperature in space residing for device institute air-conditioning；And radiator temperature of the second sensor institute's radiator in setting time length
Degree；Main control unit, for when exothermic temperature is not more than radiator temperature threshold value, adjusting the flow aperture of first throttle device,
Radiator temperature is set to reach refrigerant temperature condition.
Further, acquiring unit is used to obtain tonifying Qi temperature conditionss, including：
TRadiator=Tao+C,
Wherein, TRadiatorIt is radiator temperature, Tao is outdoor temperature, and C is temperature adjustment parameter, and span is 3~6 DEG C.
Further, tonifying Qi temperature conditionss also include that the refrigerant for flowing back to gas-liquid separator is meeting tonifying Qi temperature requirement when institute
The delivery temperature of corresponding compressor；Acquiring unit is additionally operable to：Obtain the exhaust temperature of the compressor that the detection of the 4th sensor is obtained
Degree；Main control unit is used for：According to delivery temperature and delivery temperature threshold value, the flow aperture of first throttle device is adjusted, make exhaust
Temperature meets tonifying Qi temperature conditionss.
Further, main control unit is additionally operable to：When outdoor temperature is more than outdoor temperature threshold value, first throttle is opened in control
Device, makes radiator temperature no more than radiator temperature threshold value；Or when radiator temperature is more than radiator temperature threshold value, control
System opens first throttle device, makes radiator temperature no more than radiator temperature threshold value.
Further, acquiring unit is additionally operable to：Obtain real-time indoor temperature and user's setting that 3rd sensor is detected
Target indoor temperature；Main control unit is additionally operable to：Temperature gap, first segment according to real-time indoor temperature and target indoor temperature
The flow aperture of device is flowed, the flow aperture of second throttling device and the 3rd throttling arrangement is determined.
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, compressor and gas-liquid separator, the gas outlet of gas-liquid separator and the air-breathing of compressor
Mouth is connected, and electrical control member is located outside in machine, and First Heat Exchanger, the second heat exchanger and compressor are by the first pipeline and the second pipe
Road is connected, and for constituting refrigerant circulation circuit, air-conditioning also includes cooling component, and cooling component has flash evaporation, first throttle
Device and the radiator for being radiated for electrical control member, wherein, flash evaporation is connected on the first pipeline, and radiator passes through cooling line
Air inlet respectively with gas-liquid separator, flash evaporation are connected, and first throttle device is arranged between gas-liquid separator and radiator
Cooling line on, air-conditioning have be arranged at second throttling device on the first pipeline between the second heat exchanger and flash evaporation,
And the 3rd throttling arrangement on the first pipeline between First Heat Exchanger and flash evaporation is arranged at, air-conditioning is provided with for detecting
The first sensor of outdoor temperature, the second sensor for detecting radiator temperature, the 3rd biography for detecting indoor temperature
Sensor and the 4th sensor for detecting delivery temperature.
Control method of the invention is exchanged heat by controlling electric control element with the gaseous coolant for flowing through radiator, to realize to electricity
The heat exchange cooling of element is controlled, while can also be according to the flow aperture of default tonifying Qi temperature adjustment throttling arrangement, so that changing
The part refrigerant after heat disclosure satisfy that the temperature requirement of compressor Gas-supplying enthalpy-increasing, improve the overall performance of air-conditioning.
It should be appreciated that the general description of the above and detailed description hereinafter are only exemplary and explanatory, not
Can the limitation present invention.
Brief description of the drawings
Accompanying drawing herein is merged in specification and constitutes the part of this specification, shows and meets implementation of the invention
Example, and be used to explain principle of the 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
Put into practice them.Other embodiments can include structure, logic, it is electric, process and it is other changes.Embodiment
Only represent possible change.Unless explicitly requested, otherwise single components and functionality is optional, and the order for operating can be with
Change.The part of some embodiments and feature can be included in or replace part and the feature of other embodiments.This hair
The scope of bright embodiment includes the gamut of claims, and all obtainable of claims is equal to
Thing.Herein, each embodiment can individually or generally be represented that it is convenient that this is used for the purpose of with term " invention ",
And if in fact disclosing the invention more than, the scope for being not meant to automatically limit the application is any single invention
Or inventive concept.Herein, such as first and second or the like relational terms be used only for by an entity or operation with
Another entity or operation make a distinction, without requiring or implying between these entities or operation there is any actual relation
Or order.And, term " including ", "comprising" or any other variant thereof is intended to cover non-exclusive inclusion so that
So that process, method or equipment including a series of key elements not only include those key elements, but also including being not expressly set out
Other key elements, or also include be this process, method or the intrinsic key element of equipment.In the feelings without more limitations
Under condition, the key element limited by sentence "including a ...", it is not excluded that in the process including the key element, method or equipment
In also there is other identical element.Each embodiment herein is described by the way of progressive, and each embodiment is stressed
Be all difference with other embodiment, between each embodiment identical similar portion mutually referring to.For implementing
For example disclosed method, product etc., because it is corresponding with method part disclosed in embodiment, so the comparing of description is simple
Single, related part is referring to method part illustration.
As depicted in figs. 1 and 2, the invention provides a kind of control method of air-conditioning, control method includes：
S101, acquisition outdoor temperature threshold value, radiator temperature threshold value and tonifying Qi temperature conditionss, wherein, the tonifying Qi temperature
Condition includes the refrigerant for the flowing back to gas-liquid separator radiator temperature corresponding when tonifying Qi temperature requirement is met.
Because electric control element is arranged in outdoor unit, influenceed 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 judging electric control element whether can be with the temperature threshold of safe operation；And the temperature of radiator temperature threshold value
The selected upper limit of degree safe working temperature then according to electric control element determines, so that the temperature of the radiator exchanged heat with electric control element
Degree is not more than the safe working temperature of electric control element, and then ensures that electric control element own temperature is not more than its safe working temperature.
Because the refrigerant for flowing through cooling line is to flow back to compressor to carry out Gas-supplying enthalpy-increasing, therefore in regulation first throttle device
To control while refrigerant tonifying Qi temperature, radiator temperature should be also set to reach tonifying Qi temperature conditionss, to avoid first throttle device
Radiator temperature caused by aperture is too small is raised, the problem that influence is lowered the temperature to electric control element.
S102, the outdoor temperature for obtaining space residing for air-conditioning, in embodiment, outdoor temperature is by being arranged on outdoor unit
First sensor detection obtain；
S103, when outdoor temperature is not more than outdoor temperature threshold value, obtain radiating of the radiator in setting time length
Device temperature；
In embodiment, outdoor temperature is that the second sensor detection by being arranged on radiator is obtained, the time of setting
Length can according to actually detected it needs to be determined that, for example, 3 minutes, 5 minutes etc., to reduce temperature transient change or in short-term anaplasia
Interference effect produced by changing；
S104, when the exothermic temperature is not more than radiator temperature threshold value, adjust first throttle device flow aperture,
Radiator temperature is set to reach refrigerant temperature condition.
In embodiment, after the unlatching of first throttle device, refrigerant flows along cooling line, and is in automatically controlled unit in radiator
Part is exchanged heat, and such that it is able to reduce the temperature of electric control element, the radiator temperature that second sensor detection is obtained can reflect
The actual temperature situation of electric control element, when radiator temperature is not more than radiator temperature threshold value, then the temperature of electric control element
It is within the temperature range of trouble free service.Meanwhile, in above-mentioned steps S103, outdoor temperature threshold value is not more than in outdoor temperature
When, outdoor unit is influenceed smaller with the heat exchange amount of outdoor environment by outdoor temperature, is the second heat exchanger for further improving outdoor unit
With the heat exchange amount of external environment, the refrigerant that control method of the invention will flow through cooling line is delivered to tonifying Qi carried out in compressor
Increasing enthalpy, improves compressor to the compression ratio of refrigerant, the refrigerant in outdoor unit heat exchanger is disclosure satisfy that the temperature and enthalpy of heat exchange
Value demand, enhances the heat exchange efficiency of outdoor unit heat exchanger and outdoor environment, improves the performance of air conditioner.
In one embodiment of the invention, the step of control method also includes：
When outdoor temperature is more than outdoor temperature threshold value, the heat of outdoor environment can be conducted to radiator via outdoor unit and
At electric control element, cause the rising of electric control element own temperature, it is therefore desirable to which first throttle device is opened in control, until radiator
Temperature is not more than radiator temperature threshold value.
For example, can be by heightening the flow aperture of first throttle device, increase flows through the cold medium flux of radiator, with reality
Now to the cooling of electric control element；First throttle can also be determined according to the difference between outdoor temperature and outdoor temperature threshold value
The flow aperture of device, so that cold medium flux disclosure satisfy that the demand of radiating coolant quantity.
In addition, when radiator temperature is more than radiator temperature threshold value, it is also possible to which first throttle device, increase are opened in control
Radiator makes radiator temperature no more than radiator temperature threshold value to the heat exchange amount of electric control element.
In certain embodiments, the step of present invention obtains tonifying Qi temperature conditionss includes：According to outdoor temperature, tonifying Qi is determined
Temperature conditionss, tonifying Qi temperature conditionss are：
TRadiator=Tao+C,
Wherein, TRadiatorIt is radiator temperature, Tao is outdoor temperature, and C is temperature adjustment parameter, and span is 3~6 DEG C.This hair
In bright tonifying Qi temperature conditionss, radiator temperature is higher than outdoor temperature, it is possible to reduce because radiator temperature is less than outdoor temperature
The problem of caused spreader surface condensation；Meanwhile, the radiator temperature is also under radiator temperature threshold value, Bu Huigan
Disturb the radiating and cooling of electric control element.
Optionally, tonifying Qi temperature conditionss also include flowing back to that the refrigerant of gas-liquid separator institute when tonifying Qi temperature requirement is met is right
The delivery temperature of the compressor answered；In order that the delivery temperature of compressor disclosure satisfy that the refrigerant temperature of outdoor unit heat exchanger will
Ask, also include the step of control method of the invention：
The delivery temperature of compressor is obtained, in embodiment, delivery temperature is by being arranged at exhaust outlet of compressor position
The 4th sensor detection obtain；
According to delivery temperature and delivery temperature threshold value, the flow aperture of first throttle device is adjusted, meet delivery temperature
Tonifying Qi temperature conditionss.For example, the purpose of compressor Gas-supplying enthalpy-increasing is to reduce its delivery temperature, therefore delivery temperature threshold value of the present invention
It is a temperature upper limit, when the delivery temperature of compressor is under the temperature upper limit, the temperature of refrigerant disclosure satisfy that room
The heat exchange demand of outer machine heat exchanger；Therefore the present invention adjusts the flow aperture of first throttle device so that above-mentioned radiator temperature
Degree and delivery temperature can meet corresponding tonifying Qi temperature conditionss, to lift the operational efficiency of air-conditioning.
In one embodiment of the invention, control method also includes：
Obtain the target indoor temperature of real-time indoor temperature and user's setting；
In embodiment, real-time indoor temperature is that the 3rd sensor detection being arranged on indoor set by facility air-conditioning is obtained；
Target indoor temperature is that user runs set target indoor temperature by remote control or display panel to indoor apparatus of air conditioner；
The flow aperture of temperature gap, first throttle device according to real-time indoor temperature and target indoor temperature, it is determined that
The flow aperture of second throttling device and the 3rd throttling arrangement.
In embodiment, it is connected in parallel with the first pipeline where the 3rd throttling arrangement because first throttle device can be considered,
Therefore, the cold medium flux for flowing through second throttling device be flow through first throttle device and the 3rd throttling arrangement cold medium flux it
With, therefore can determine to need to flow to indoor set first by the temperature gap of real-time indoor temperature and target indoor temperature and exchange heat
The cold medium flux of device, this cold medium flux is adapted with the flow aperture of the 3rd throttling throttling arrangement；Afterwards, second throttling device
Cold medium flux can be added by the cold medium flux of the cold medium flux of first throttle device and the 3rd throttling arrangement and be obtained, and then according to the
The cold medium flux of two throttling arrangements determines its flow aperture.
In one embodiment of the invention, the span of outdoor temperature threshold value is 38 DEG C~48 DEG C, outdoor temperature threshold
The specific value of value can be according to where air conditioner user the factor such as region, weather, season predefine.
In one embodiment of the invention, the span of radiator temperature threshold value is 55 DEG C~65 DEG C, radiator temperature
The factors such as specific value type then according to electric control element, material and the specified safe working temperature of threshold value are spent to determine.
Present invention also offers a kind of control device of air-conditioning, the control device is using the control disclosed in above-described embodiment
Method processed carries out radiating and cooling control to the electric control element of air-conditioning, and control device includes：
Acquiring unit, for obtaining outdoor temperature threshold value, radiator temperature threshold value and tonifying Qi temperature conditionss, wherein, tonifying Qi
Temperature conditionss include the refrigerant for the flowing back to gas-liquid separator radiator temperature corresponding when tonifying Qi temperature requirement is met；And
Outdoor temperature for obtaining space residing for the air-conditioning that first sensor is detected；And second sensor is detected
Radiator temperature of the radiator in setting time length；
Main control unit, for when exothermic temperature is not more than radiator temperature threshold value, adjusting the flow of first throttle device
Aperture, makes radiator temperature reach refrigerant temperature condition.
In certain embodiments, acquiring unit is used to obtain tonifying Qi temperature conditionss, including：According to outdoor temperature, it is determined that mending
Gas temperature conditionss, tonifying Qi temperature conditionss are：
TRadiator=Tao+C,
Wherein, TRadiatorIt is radiator temperature, Tao is outdoor temperature, and C is temperature adjustment parameter, and span is 3~6 DEG C.
In certain embodiments, tonifying Qi temperature conditionss also include flowing back to the refrigerant of gas-liquid separator meet tonifying Qi temperature will
The delivery temperature of corresponding compressor when asking；Acquiring unit is additionally operable to：Obtain the compressor that the detection of the 4th sensor is obtained
Delivery temperature；Main control unit is used for：According to delivery temperature and delivery temperature threshold value, the flow aperture of first throttle device is adjusted,
Delivery temperature is set to meet tonifying Qi temperature conditionss.
In certain embodiments, main control unit is additionally operable to：When outdoor temperature is more than outdoor temperature threshold value, control opens the
One throttling arrangement, until radiator temperature is not more than radiator temperature threshold value.
In certain embodiments, acquiring unit is additionally operable to：Obtain real-time indoor temperature and use that 3rd sensor is detected
The target indoor temperature of family setting；Main control unit is additionally operable to：Temperature gap according to real-time indoor temperature and target indoor temperature,
The flow aperture of first throttle device, determines the flow aperture of second throttling device and the 3rd throttling arrangement.
The air conditioner structure that control method and control device in above-described embodiment are applied is as shown in figure 3, the air-conditioning system
Including indoor set and outdoor unit, wherein, indoor set includes the First Heat Exchanger 1 exchanged heat with indoor environment, and outdoor unit includes
The second heat exchanger 2 exchanged heat with outdoor environment, the compressor 3 for providing circulation power for refrigerant, computer board, single-chip microcomputer
It is arranged in outdoor unit etc. electrical control member, First Heat Exchanger 1, the second heat exchanger 2 and compressor 3 are by the first pipeline 4 and the second pipe
Road 5 is connected, for constituting conventional refrigerant circulation circuit, in embodiment, air-conditioning system in summer operation refrigeration mode, with
Refrigerant after outdoor environment heat exchange flows into First Heat Exchanger 1 from outflow in the second heat exchanger 2 via the first pipeline 4, meanwhile,
Flowed out from First Heat Exchanger 1 with the refrigerant after indoor environment heat exchange, the second heat exchanger 2 is flowed into via the second pipeline 5, by this
Refrigerant circulation process, is capable of achieving refrigeration cool-down function of the air-conditioning system to indoor environment.Similarly, heating mode is run in the winter time
When, refrigerant flows between the heat exchanger 2 of First Heat Exchanger 1 and second along the direction opposite with refrigeration mode.It is capable of achieving air-conditioning system
System heats a liter temperature function to indoor environment.
In addition to above-mentioned conventional refrigerant circulation circuit, air-conditioning system of the invention also includes cooling tube group, for solving electricity
Temperature too high problem when control works.
Specifically, cooling tube group mainly includes cooling component and the two parts of cooling line 9, wherein, cooling component is mainly wrapped
Include：
Flash evaporation 6, flash evaporation 6 is connected on the first pipeline 4, and the operative liquid refrigerant that can will flow through the first pipeline 4 steams
It is gaseous coolant to send out, and gaseous coolant is delivered in cooling line 9, so that follow-up as cooling line 9 by the use of gaseous coolant
Heat transferring medium in cooling procedure；
First throttle device 801, is arranged on the first pipeline 4, for adjusting stream of the gaseous coolant in cooling line 9
Amount, and pressure and temperature of the refrigerant after electrical control member exchanges heat etc. are adjusted, so that the refrigerant for flowing into compressor 3 can meet pressure
The need for the Gas-supplying enthalpy-increasing of contracting machine 3；
Radiator 7, radiator 7 is connected on cooling line 9 and neighbouring electrical control member is set, because electrical control member is arranged on mostly
In the semienclosed containers such as electric-controlled box, therefore radiator 7 can lead to as gaseous coolant and the heat-exchange carrier of electrical control member surrounding air
Cross and the surrounding air of electric control element lowered the temperature, so can by the temperature control of electrical control member itself safe working temperature with
Under.The concrete structure and type of radiator 7 can be set in embodiment according to the structure determination of outdoor unit on cooling line 9
The type of radiator 7 is advection heat exchanger, and advection heat exchanger has the advantages that heat transfer rate is high, space hold is small, it is adaptable to which structure is tight
The air conditioner outdoor unit structure gathered.
It is for sequence of flow of the refrigerant for electrical control member radiating and cooling in cooling tube group：First 4 → flash evaporation of pipeline 6
7 → gas-liquid separator of → radiator, 10 → compressor 3, first throttle device 801 can be arranged as required in flash evaporation 6 and pressure
On cooling line 9 between contracting machine 3.
Mostly it is that the refrigerant in refrigerant pipeline is directly delivered to compressor 3 in the Gas-supplying enthalpy-increasing structure of conventional air conditioning system
In, during this, the parameter such as temperature and pressure of refrigerant does not have too big change, and in air-conditioning system of the invention, stream
Raised through the temperature of the gaseous coolant of radiator 7, pressure increases, therefore reduce the follow-up compression efficiency to refrigerant of compressor 3, be
This problem is solved, in one embodiment of the invention, air-conditioning system also includes that second throttling device 802 and the 3rd throttles and fills
803 are put, wherein, second throttling device 802 is arranged on the first pipeline 4 between the second heat exchanger 2 and flash evaporation 6, Section three
Stream device 803 is arranged on the first pipeline 4 between First Heat Exchanger 1 and flash evaporation 6, compared to the air-conditioning of conventional Gas-supplying enthalpy-increasing
Structure, air-conditioning system set the throttling arrangement 803 of second throttling device 802 and the 3rd advantage be：With operation of air conditioner refrigeration mould
As a example by formula, liquid refrigerants was arranged on the second heat exchanger 2 and shwoot before flash evaporation 6 is flowed into by the second heat exchanger 2 of outdoor unit
Second throttling device 802 between device 6 can throttle to refrigerant one step ahead, reduce the pressure of refrigerant, be easy to flash evaporation 6 to incite somebody to action
Liquid refrigerants is evaporated to gaseous coolant, simultaneously as the temperature of refrigerant is lower, so refrigerant can also be increased at radiator 7
Heat exchange amount, in an embodiment of the present invention, by adjusting the aperture of first throttle device 801 and second throttling device 802, from
And flow of the refrigerant in cooling line 9 can be adjusted, can make to flow to the refrigerant of compressor 3 from first throttle device 801
Temperature and pressure, the temperature and pressure compared to the refrigerant for flowing to second throttling device 802 from the second heat exchanger 2 is lower.
In flowing into cooling line 9 in the form of the gaseous coolant at the flash evaporation 6 due to operative liquid refrigerant, in order to ensure stream
The temperature and pressure for entering the First Heat Exchanger 1 of indoor set meet actual indoor heat exchange demand, are arranged on First Heat Exchanger 1 and dodge
The 3rd throttling arrangement 803 between hair device 6 can play a part of throttle expansion valve, the refrigerant for adjusting outflow flash evaporation 6
The parameter such as temperature and pressure.
Above-described embodiment be so that air-conditioning runs refrigeration mode under summer high temperature operating mode as an example, similarly, low temperature work in the winter time
Under condition, outdoor cryogenic conditions can influence the heat exchange amount of outdoor unit and outdoor environment, to ensure during air-conditioning system operation heating mode
Heating capacity, need also exist for performing compressor 3 Gas-supplying enthalpy-increasing operation, and in operation of air conditioner heating mode, refrigerant is in air-conditioning
Flow direction in pipeline is with refrigeration mode conversely, now, being arranged on the 3rd throttling arrangement between First Heat Exchanger 1 and flash evaporation 6
803 can play throttling action of the second throttling device 802 under cooling condition, and regulation one step ahead flows into the refrigerant of flash evaporation 6
The parameter such as temperature and pressure, and second throttling device 802 then plays a part of to end expansion valve, for adjusting from flash evaporation 6
The parameters such as outflow, the temperature and pressure of refrigerant of the second heat exchanger 2 for flowing into outdoor unit.It is cold under above two operating mode to realize
Matchmaker adjusts process, and the throttling arrangement 803 of second throttling device of the present invention 802 and the 3rd is bidirectional throttling device.
The outdoor unit of air-conditioning system also includes the gas-liquid separator 10 for storing and being conveyed to compressor 3 refrigerant, compression
Machine 3 at least includes one stage of compression portion and secondary compressing portion, wherein, one stage of compression portion is cold for what is flowed into gas-liquid separator 10
Matchmaker carries out one stage of compression, and secondary compressing portion is used to carry out two-stage compression to refrigerant, and the refrigerant for exporting compressor 3 disclosure satisfy that room
The second heat exchanger of outer machine 2 externally exchanges heat required temperature and pressure.
In one embodiment of the invention, flash evaporation 6 is connected in series with the first pipeline 4, the primary structure bag of flash evaporation 6
The gaseous coolant portion that liquid refrigerants portion is connected with liquid refrigerants portion is included, wherein, liquid refrigerants portion has goes here and there with the first pipeline 4
Join the inlet and liquid outlet of connection, and first gas outlet in gaseous coolant portion, gaseous coolant portion are flowed to for gaseous coolant
Also there is the second gas outlet of connection cooling line 9.
Accordingly, radiator 7 has the entrance point and gas-liquid separator being connected with second gas outlet in gaseous coolant portion
The port of export that 10 air inlet 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
Stop valve is provided with the parallel transistor section on road 4, can be by controlling unlatching or the pass of first throttle device 801 and stop valve
Close, to turn on or block refrigerant pipeline and the corresponding parallel transistor section where flash evaporation 6, for example, can be by opening simultaneously
The stop valve in union section, closing first throttle device 801, make refrigerant be not passed through cooling line 9, it is adaptable to electrical control member caloric value
Less, temperature is maintained at the situation below safe working temperature, is also applied for operating mode of the compressor 3 without Gas-supplying enthalpy-increasing.
Form is connected in parallel simultaneously for above-mentioned flash evaporation 6, can also be by controlling first throttle device 801 and cutting
Only the flow aperture of valve, adjusts the coolant quantity of inflow indoor set First Heat Exchanger 1 and is mended for electrical control member radiating or compressor 3
The coolant quantity of gas increasing enthalpy, so that air-conditioning system integrally maintains optimal working condition.
Optionally, the first throttle device 801 in cooling component is arranged at the cooling tube between radiator 7 and compressor 3
On road 9, the refrigerant flow rate flow in cooling line 9 can be not only adjusted, additionally it is possible to play a part of expansion valve, to gaseous coolant
Second throttle is carried out, to reduce the temperature and pressure of refrigerant, such that it is able to improve compression effect of the compressor 3 to mixed refrigerant
Rate.
In one embodiment of the invention, air-conditioning system is provided with the first sensor for detecting indoor temperature, can
With indoor temperature regulation first throttle device 801 and the aperture of second throttling device 802 detected by basis, to meet to room
The coolant quantity demand that interior environment is exchanged heat.
As shown in Figure 4 and Figure 5, as a example by a chiller mode, refrigerant in the Air Conditioning Cycle flow process, its enthalpy and
The change procedure of entropy is：The refrigerant in state point K flows into compressor 3 from air entry in gas-liquid separator, via one-level pressure
Contracting portion and secondary compressing portion are the refrigerant in state point D by isentropic Compression, and are discharged from the exhaust outlet of compressor；Compressor 3
Refrigerant in state point D is input into the second heat exchanger 2, liquid point E is cooled to by outdoor environment；Refrigerant is along the second heat exchanger 2
Outlet enter the first pipeline 4, by the isenthalpic throttling of second throttling device 802 to state point F, then flow into flash evaporation 6；From sudden strain of a muscle
The refrigerant for sending out the liquid outlet outflow in the liquid refrigerants portion of device 6 is in state point G, is throttled to state point I through the 3rd stream device, enters
First Heat Exchanger 1 is changed into state point J after carrying out heat absorption evaporation, and is discharged from the outlet of First Heat Exchanger, then by the second pipe
Road 5 is back to gas-liquid separator 10, and now refrigerant is in state point A；Meanwhile, go out from the second of the gaseous coolant portion of flash evaporation 6
Gas port outflow gaseous coolant be in state point H, flow through parallel-flow heat exchanger and with electrical control member heat exchange after be changed into state point C, it
Refrigerant carries out step-down cooling and is changed into state point B by first throttle device 801 afterwards, and is mixed with refrigerant flow along the second pipeline 5
Formed after conjunction and be in the refrigerant of state point K inflow gas-liquid separator 10.
In the above-mentioned refrigerant circulation of the present invention, to realize reducing electrical control member cooling and compressor 3 Gas-supplying enthalpy-increasing, two mistakes
Journey interferes influence, can be by controlling first throttle device 801, second throttling device 802 and the 3rd throttling arrangement 803
Flow aperture realizes, for example, in the embodiment of above-mentioned diagram, the refrigerant flowed out from second heat exchanger 2 of outdoor unit is in warp
After crossing the throttling of second throttling device 802, refrigerant is changed into F from state point E, and its process is isenthalpic throttling, and the enthalpy of refrigerant is constant,
Pressure reduction, while entropy increases, temperature reduction；The refrigerant for flowing through first throttle device 801 is changed into state point B from state point C,
Its process is also isenthalpic throttling, and the enthalpy of refrigerant is constant, pressure reduction, while entropy increases, temperature reduction improves compressor 3
The efficiency of second-compressed is carried out to mixed refrigerant；The refrigerant of the 3rd throttling arrangement 803 is flowed to by state point G from flash evaporation 6
It is changed into state point I, its process is isenthalpic throttling, the enthalpy of refrigerant is constant, pressure reduction, while entropy increases, temperature reduction, from
And improve after refrigerant gets in the First Heat Exchanger 1 of machine, the cooling heat exchange with indoor environment.
In one embodiment of the invention, it is absolutely empty tune be provided with for detect outdoor temperature first sensor, be used for
Detect the second sensor of indoor temperature, the 3rd sensor for detecting radiator temperature and for detecting delivery temperature
4th sensor, can be according to detected associated temperature parameter regulation first throttle device 801, second throttling device 802
With the 3rd throttling arrangement 803 so that air-conditioning is increased or decreased for electrical control member in the case where indoor heat exchange efficiency is not influenceed
The cold medium flux of radiating.
It should be appreciated that the invention is not limited in the flow and structure that are described above and be shown in the drawings,
And can without departing from the scope carry out various modifications and changes.The scope of the present invention is only limited by appended claim
System.
Claims (12)
1. a kind of control method of air-conditioning, it is characterised in that the control method includes：
Outdoor temperature threshold value, radiator temperature threshold value and tonifying Qi temperature conditionss are obtained, wherein, the tonifying Qi temperature conditionss include stream
The refrigerant of the return-air liquid/gas separator radiator temperature corresponding when tonifying Qi temperature requirement is met；
Obtain the outdoor temperature in space residing for the air-conditioning；
When the outdoor temperature is not more than outdoor temperature threshold value, radiator of the radiator in setting time length is obtained
Temperature；
When the exothermic temperature is not more than radiator temperature threshold value, the flow aperture of the first throttle device is adjusted, make to dissipate
Hot device temperature reaches refrigerant temperature condition.
2. control method according to claim 1, it is characterised in that the tonifying Qi temperature conditionss, including：
TRadiator=Tao+C,
Wherein, the TRadiatorIt is the radiator temperature, Tao is the outdoor temperature, C is temperature adjustment parameter, span is 3~
6℃。
3. control method according to claim 2, it is characterised in that
The tonifying Qi temperature conditionss also include the refrigerant for the flowing back to gas-liquid separator institute corresponding when tonifying Qi temperature requirement is met
State the delivery temperature of compressor；
The control method also includes：
Obtain the delivery temperature of the compressor；
According to the delivery temperature and delivery temperature threshold value, the flow aperture of first throttle device is adjusted, make the delivery temperature
Meet the tonifying Qi temperature conditionss.
4. control method according to claim 1, it is characterised in that the control method also includes：
When the outdoor temperature is more than outdoor temperature threshold value, the first throttle device is opened in control, makes the radiator temperature
Degree is not more than the radiator temperature threshold value；Or
When the radiator temperature is more than radiator temperature threshold value, the first throttle device is opened in control, makes the radiating
Device temperature is not more than the radiator temperature threshold value.
5. control method according to claim 1, it is characterised in that the control method also includes：
Obtain the target indoor temperature of real-time indoor temperature and user's setting；
Temperature gap, the flow aperture of the first throttle device according to the real-time indoor temperature and target indoor temperature,
Determine the flow aperture of the second throttling device and the 3rd throttling arrangement.
6. control method according to claim 1, it is characterised in that the span of the outdoor temperature threshold value is 38 DEG C
~48 DEG C, the span of the radiator temperature threshold value is 55 DEG C~65 DEG C.
7. a kind of control device of air-conditioning, it is characterised in that the control device includes：
Acquiring unit, for obtaining outdoor temperature threshold value, radiator temperature threshold value and tonifying Qi temperature conditionss, wherein, the tonifying Qi
Temperature conditionss include the refrigerant for the flowing back to gas-liquid separator radiator temperature corresponding when tonifying Qi temperature requirement is met；And
Outdoor temperature for obtaining space residing for the air-conditioning that first sensor is detected；And second sensor is detected
Radiator temperature of the radiator in setting time length；
Main control unit, for when the exothermic temperature is not more than radiator temperature threshold value, adjusting the first throttle device
Flow aperture, makes radiator temperature reach refrigerant temperature condition.
8. control device according to claim 7, it is characterised in that the acquiring unit is used to obtain tonifying Qi temperature strip
Part, including：
TRadiator=Tao+C,
Wherein, the TRadiatorIt is the radiator temperature, Tao is the outdoor temperature, C is temperature adjustment parameter, span is 3~
6℃。
9. control device according to claim 8, it is characterised in that
The tonifying Qi temperature conditionss also include the refrigerant for the flowing back to gas-liquid separator institute corresponding when tonifying Qi temperature requirement is met
State the delivery temperature of compressor；
The acquiring unit is additionally operable to：Obtain the delivery temperature of the compressor that the detection of the 4th sensor is obtained；
The main control unit is used for：According to the delivery temperature and delivery temperature threshold value, the flow for adjusting first throttle device is opened
Degree, makes the delivery temperature meet the tonifying Qi temperature conditionss.
10. control device according to claim 7, it is characterised in that
The main control unit is additionally operable to：When the outdoor temperature is more than outdoor temperature threshold value, the first throttle is opened in control
Device, makes the radiator temperature be not more than the radiator temperature threshold value；Or it is more than radiator in the radiator temperature
During temperature threshold, the first throttle device is opened in control, the radiator temperature is not more than the radiator temperature threshold value.
11. control devices according to claim 7, it is characterised in that
The acquiring unit is additionally operable to：Obtain the target of real-time indoor temperature that the 3rd sensor detected and user's setting
Indoor temperature；
The main control unit is additionally operable to：Temperature gap, described first according to the real-time indoor temperature and target indoor temperature
The flow aperture of throttling arrangement, determines the flow aperture of the second throttling device and the 3rd throttling arrangement.
A kind of 12. air-conditionings of application control method as described in any one of claim 1-6, it is characterised in that the air-conditioning bag
Include the indoor set with First Heat Exchanger, the outdoor unit with the second heat exchanger, compressor and gas-liquid separator, the gas-liquid point
It is connected with the air entry of the compressor from the gas outlet of device, the electrical control member is located in the outdoor unit, and described first changes
Hot device, the second heat exchanger are connected with compressor by the first pipeline and the second pipeline, described for constituting refrigerant circulation circuit
Air-conditioning also includes cooling component, and the cooling component has flash evaporation, first throttle device and for for the electrical control member radiates
Radiator, wherein, the flash evaporation is connected on first pipeline, the radiator by cooling line respectively with it is described
The air inlet of gas-liquid separator, flash evaporation connection, the first throttle device are arranged on the gas-liquid separator and described
On the cooling line between radiator, the air-conditioning have be arranged between second heat exchanger and the flash evaporation
In second throttling device on first pipeline and the first pipeline being arranged between the First Heat Exchanger and the flash evaporation
The 3rd throttling arrangement, the air-conditioning be provided with for detect outdoor temperature first sensor, for detecting the radiator
The second sensor of temperature, the 3rd sensor for detecting the indoor temperature and for detecting the delivery temperature
Four sensors.
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| CN201710064206.4A CN106766001B (en) | 2017-02-04 | 2017-02-04 | A kind of control method of air-conditioning, device and air-conditioning |
| PCT/CN2017/092933 WO2018141150A1 (en) | 2017-02-04 | 2017-07-14 | Control method and device for air conditioner, and air conditioner |
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| CN201710064206.4A CN106766001B (en) | 2017-02-04 | 2017-02-04 | A kind of control method of air-conditioning, device and air-conditioning |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107655152A (en) * | 2017-09-20 | 2018-02-02 | 珠海格力电器股份有限公司 | Air conditioning system and operation control method thereof |
| WO2018141150A1 (en) * | 2017-02-04 | 2018-08-09 | 海尔集团公司 | Control method and device for air conditioner, and air conditioner |
| CN108954885A (en) * | 2018-09-25 | 2018-12-07 | 珠海格力电器股份有限公司 | Air conditioner, air conditioner heat pump system and control method thereof |
| CN111237973A (en) * | 2020-01-19 | 2020-06-05 | 珠海格力电器股份有限公司 | Air conditioner heat dissipation control system and method and air conditioning equipment |
| CN111256205A (en) * | 2020-01-19 | 2020-06-09 | 珠海格力电器股份有限公司 | Air conditioner heat dissipation control system and method and air conditioning equipment |
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Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0861792A (en) * | 1994-08-17 | 1996-03-08 | Sanyo Electric Co Ltd | Operating method for refrigerator |
| JP2008261513A (en) * | 2007-04-10 | 2008-10-30 | Denso Corp | Refrigerating cycle device |
| CN103471275A (en) * | 2013-08-30 | 2013-12-25 | 青岛海信日立空调系统有限公司 | Enhanced vapor injection air-conditioning circulating system and control method thereof |
| CN203671769U (en) * | 2013-12-18 | 2014-06-25 | 广东美的制冷设备有限公司 | Cooling and heating type air conditioner and single cooling type air conditioner |
| CN104896785A (en) * | 2015-05-15 | 2015-09-09 | 广东美的暖通设备有限公司 | Enhanced vapor injection multi-online air conditioning system and control method thereof |
| CN204962968U (en) * | 2015-08-20 | 2016-01-13 | 广东美的制冷设备有限公司 | Changes in temperature type air conditioning system and single cold mould air conditioning system |
-
2017
- 2017-02-04 CN CN201710064206.4A patent/CN106766001B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0861792A (en) * | 1994-08-17 | 1996-03-08 | Sanyo Electric Co Ltd | Operating method for refrigerator |
| JP2008261513A (en) * | 2007-04-10 | 2008-10-30 | Denso Corp | Refrigerating cycle device |
| CN103471275A (en) * | 2013-08-30 | 2013-12-25 | 青岛海信日立空调系统有限公司 | Enhanced vapor injection air-conditioning circulating system and control method thereof |
| CN203671769U (en) * | 2013-12-18 | 2014-06-25 | 广东美的制冷设备有限公司 | Cooling and heating type air conditioner and single cooling type air conditioner |
| CN104896785A (en) * | 2015-05-15 | 2015-09-09 | 广东美的暖通设备有限公司 | Enhanced vapor injection multi-online air conditioning system and control method thereof |
| CN204962968U (en) * | 2015-08-20 | 2016-01-13 | 广东美的制冷设备有限公司 | Changes in temperature type air conditioning system and single cold mould air conditioning system |
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018141150A1 (en) * | 2017-02-04 | 2018-08-09 | 海尔集团公司 | Control method and device for air conditioner, and air conditioner |
| CN107655152A (en) * | 2017-09-20 | 2018-02-02 | 珠海格力电器股份有限公司 | Air conditioning system and operation control method thereof |
| CN107655152B (en) * | 2017-09-20 | 2020-05-22 | 珠海格力电器股份有限公司 | Air conditioning system and operation control method thereof |
| CN108954885A (en) * | 2018-09-25 | 2018-12-07 | 珠海格力电器股份有限公司 | Air conditioner, air conditioner heat pump system and control method thereof |
| CN111237973A (en) * | 2020-01-19 | 2020-06-05 | 珠海格力电器股份有限公司 | Air conditioner heat dissipation control system and method and air conditioning equipment |
| CN111256205A (en) * | 2020-01-19 | 2020-06-09 | 珠海格力电器股份有限公司 | Air conditioner heat dissipation control system and method and air conditioning equipment |
| CN111237973B (en) * | 2020-01-19 | 2021-08-24 | 珠海格力电器股份有限公司 | Air conditioner heat dissipation control system and method and air conditioning equipment |
| WO2022142564A1 (en) * | 2020-12-31 | 2022-07-07 | 广东美的制冷设备有限公司 | Air conditioner, control method and computer-readable storage medium |
| JP7514393B2 (en) | 2020-12-31 | 2024-07-10 | 広東美的制冷設備有限公司 | Air conditioner, control method, and computer-readable storage medium |
| CN113091207A (en) * | 2021-05-10 | 2021-07-09 | 宁波奥克斯电气股份有限公司 | Air return port blockage judging method and device and air conditioner |
| CN113091207B (en) * | 2021-05-10 | 2022-03-29 | 宁波奥克斯电气股份有限公司 | Air return port blockage judging method and device and air conditioner |
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