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CN110940031A - Air conditioner control method, kitchen air conditioning system and storage medium - Google Patents

Air conditioner control method, kitchen air conditioning system and storage medium Download PDF

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Publication number
CN110940031A
CN110940031A CN201911060859.0A CN201911060859A CN110940031A CN 110940031 A CN110940031 A CN 110940031A CN 201911060859 A CN201911060859 A CN 201911060859A CN 110940031 A CN110940031 A CN 110940031A
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China
Prior art keywords
air
environment
current
control method
air conditioner
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.)
Pending
Application number
CN201911060859.0A
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Chinese (zh)
Inventor
翟振坤
吴俊鸿
张兴钰
梁博
王现林
廖敏
连彩云
田雅颂
周金声
梁之琦
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Gree Electric Appliances Inc of Zhuhai
Original Assignee
Gree Electric Appliances Inc of Zhuhai
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Publication date
Application filed by Gree Electric Appliances Inc of Zhuhai filed Critical Gree Electric Appliances Inc of Zhuhai
Priority to CN201911060859.0A priority Critical patent/CN110940031A/en
Publication of CN110940031A publication Critical patent/CN110940031A/en
Pending legal-status Critical Current

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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/30Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/64Electronic processing using pre-stored data
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/62Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63Electronic processing
    • F24F11/65Electronic processing for selecting an operating mode
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/72Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
    • F24F11/74Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity
    • F24F11/77Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure for controlling air flow rate or air velocity by controlling the speed of ventilators
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/83Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
    • F24F11/84Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/86Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/10Temperature
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2110/00Control inputs relating to air properties
    • F24F2110/50Air quality properties
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B30/00Energy efficient heating, ventilation or air conditioning [HVAC]
    • Y02B30/70Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Fuzzy Systems (AREA)
  • Mathematical Physics (AREA)
  • Thermal Sciences (AREA)
  • Fluid Mechanics (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The invention relates to the technical field of air conditioners and discloses an air conditioner control method, a kitchen air conditioner system and a storage medium. The air conditioner control method includes: collecting current environmental parameters of a monitored environment; judging whether the current working mode is matched with the current environment or not according to the current environment parameters, various preset working modes and running conditions thereof; and if not, controlling the air conditioner to switch to a working mode matched with the current environment. According to the embodiment of the invention, the environment parameters are associated with the running state of the air conditioning system, so that the condition in the working environment can be judged, various input parameters of the air conditioner are adjusted accordingly, and the optimal output parameters meeting the current environment requirements are obtained, so that the air conditioner can be quickly adjusted, and the system can be reasonably run according to the size of the environment parameters, thereby achieving the effect of saving energy.

Description

Air conditioner control method, kitchen air conditioning system and storage medium
Technical Field
The invention relates to the technical field of air conditioners, in particular to an air conditioner control method, a kitchen air conditioner system and a storage medium.
Background
In recent years, with the increasing importance of people on living environment, the indoor environment becomes the focus of people's attention, more and more people begin to realize the adverse effect of kitchen smoke on the indoor environment, and especially in hot summer, the kitchen is like a steamer, is full of hot air and oil smoke, and greatly influences the mood of people during cooking.
Therefore, various kitchen air conditioners are available in the market, and the existing kitchen air conditioner generally adopts a structure that an indoor unit and an outdoor unit are connected through a refrigerant connecting pipe. The evaporation side (indoor unit, as shown in fig. 1) and the condensation side (outdoor unit) are respectively provided with a fan, the fan on the evaporation side is used for blowing cooled cold air into the room, and the fan on the condensation side is used for discharging heat generated by the system to the outside.
The existing kitchen air conditioner effectively reduces the temperature of a kitchen and improves the environmental comfort level, but the working mode is single, the working mode can not be adaptively switched according to the environmental change, and the defects of poor use experience and high power consumption exist.
Disclosure of Invention
The invention aims to provide an air conditioner control method, a kitchen air conditioner system and a storage medium, and overcomes the defects of poor use experience and high power consumption in the prior art because the working mode cannot be adjusted in a self-adaptive manner according to environmental changes.
In order to achieve the purpose, the invention adopts the following technical scheme:
an air conditioner control method includes:
collecting current environmental parameters of a monitored environment;
judging whether the current working mode is matched with the current environment or not according to the current environment parameters, various preset working modes and running conditions thereof;
and if not, controlling the air conditioner to switch to a working mode matched with the current environment.
Optionally, the environmental parameters include a soot concentration and an air temperature within the monitored environment.
Optionally, the preset various working modes include: a high refrigeration mode, an air supply mode and a low refrigeration mode;
the operation condition of the high refrigeration mode is that the oil smoke concentration α meets α > X1And air temperature T, andair (a)Conform to TAir (a)>T1The conditions of (a);
the operation condition of the air supply mode is that the oil smoke concentration α meets α < X2And air temperature T, andair (a)Conform to TAir (a)<T2The conditions of (a);
the low refrigeration mode has the operation condition that the oil smoke concentration α conforms to X2≤α≤X1Condition (b) air temperature TAir (a)Conform to T2≤TAir (a)≤T1The conditions of (1).
Optionally, the control method in the high cooling mode includes: by adjusting the input parameters, the evaporator reaches the target pipe temperature TPipe 1Wherein T isPipe 1=TSetting up-ΔT1
The control method in the air supply mode comprises the following steps: controlling the compressor not to run and the inner fan to work;
the control method in the low cooling mode includes: by adjusting the input parameters, the evaporator reaches the target pipe temperature TPipe 2Wherein T isPipe 2=TSetting up-ΔT2
Wherein, X is1And X2Is a preset oil smoke concentration threshold value, T1And T2Is a preset air temperature threshold, TSetting upAt a preset tube temperature standard value, the Δ T1And Δ T2Is a preset temperature difference value, and X1>X2,T1>T2,ΔT1>ΔT2(ii) a The input parameters include: and adjusting at least one of the compressor frequency, the opening of the expansion valve and the rotating speed of the inner fan.
Optionally, in the air conditioner control method, the current environmental parameters of the monitored environment are collected once every specified time interval.
A kitchen air conditioning system comprises an air conditioning working module, a data acquisition unit and a control unit;
the data acquisition unit is used for acquiring current environmental parameters in a monitoring environment and sending the current environmental parameters to the control unit;
and the control unit is used for judging whether the current working mode is matched with the current environment or not according to the current environment parameters, various preset working modes and running conditions thereof, and controlling the air conditioner working module to be switched to the working mode matched with the current environment if the current working mode is not matched with the current environment.
Optionally, the data acquisition unit includes: a lampblack concentration sensor for detecting lampblack concentration and a temperature sensor for detecting air temperature.
Optionally, the number of the oil smoke concentration sensors and/or the temperature sensors is multiple, and the oil smoke concentration sensors and/or the temperature sensors are uniformly distributed in the monitoring environment.
Optionally, the data acquisition unit is specifically configured to acquire the current environmental parameters of the monitoring environment once every specified time interval and send the current environmental parameters to the control unit.
A storage medium storing a plurality of instructions adapted to be loaded by a processor to perform the steps of the air conditioner control method according to any one of the above.
Compared with the prior art, the embodiment of the invention has the following beneficial effects:
according to the embodiment of the invention, the environment parameters are associated with the running state of the air conditioning system, so that the condition in the working environment can be judged, various input parameters of the air conditioner are adjusted accordingly, and the optimal output parameters meeting the current environment requirements are obtained, so that the air conditioner can be quickly adjusted, and the system can be reasonably run according to the size of the environment parameters, thereby achieving the effect of saving energy.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.
Fig. 1 is a structural view of an indoor unit in a kitchen air conditioning system according to an embodiment of the present invention.
Fig. 2 is a flowchart of an air conditioner control method according to an embodiment of the present invention.
Detailed Description
In order to make the objects, features and advantages of the present invention more obvious and understandable, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the embodiments described below are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example one
Referring to fig. 2, an embodiment of the present invention provides an air conditioner control method, including:
step 101, collecting current environmental parameters of a monitoring environment.
In which the environment, i.e. the working environment of the kitchen air conditioning system, such as the kitchen, is monitored.
Because the factors that most affect the kitchen environment are usually the oil smoke concentration and the air temperature, the two data are used as the environmental parameter information needing to be collected in real time and used as the basis for adjusting the subsequent working mode, so that the working mode after the kitchen air conditioning system is switched can meet the use requirement of the user at the current moment to the greatest extent.
For oil smoke concentration and air temperature, the oil smoke concentration and the air temperature can be respectively collected through an oil smoke concentration sensor and a temperature sensor. In order to ensure the accuracy of the collected data, for each environmental parameter, a plurality of sensors may be respectively disposed at a plurality of positions in the monitoring environment, and the average value of the plurality of collected data is taken as the value of the current environmental parameter.
Of course, besides the soot concentration and the air temperature, the environmental parameters may also include other types, such as the number of people, the current time, etc.; specifically, the number of people can be collected through a camera or a sensor, and the current time is acquired through a clock or a wireless network, so that the intellectualization of the kitchen air conditioner is realized. Other methods may be used to obtain the above information, and the method is not limited in detail.
To reduce power consumption, the current environmental parameters may be collected once every specified time interval (e.g., 30 min).
Step 102, judging whether the current working mode is matched with the current environment or not according to the current environment parameters, various preset working modes and running conditions thereof, if not, executing step 203, otherwise, returning to step 101, and continuing to monitor the environment.
In this embodiment, the provided working modes include three types:
the first mode, which may be referred to as a high cooling mode, is used to implement a high-end cooling function.
The high refrigeration mode has the operation conditions that the oil smoke concentration α meets α > X1And air temperature T, andair (a)Conform to TAir (a)>T1The conditions of (a); the control method in the high refrigeration mode comprises the following steps: the inner machine evaporator reaches the target pipe temperature T by adjusting input parameters such as the frequency of the compressor, the opening of the expansion valve, the rotating speed of the inner fan and the likePipe 1Wherein T isPipe 1=TSetting up-ΔT1,ΔT1=4℃。
The second mode, which may be referred to as an air supply mode, is used to perform an air supply function and not a cooling function.
The operation condition of the air supply mode is that the oil smoke concentration α meets α < X2And air temperature T, andair (a)Conform to TAir (a)<T2The conditions of (a); the control method in the air supply mode comprises the following steps: and controlling the compressor not to run and the inner fan to work.
The third mode, called the low cooling mode, is used to implement the low stage cooling function.
The low refrigeration mode has the operation condition that the oil smoke concentration α conforms to X2≤α≤X1Condition (b) air temperature TAir (a)Conform to T2≤TAir (a)≤T1The conditions of (a); the control method in the low refrigeration mode comprises the following steps: adjusting input parameters such as compressor frequency, expansion valve opening degree and inner fan rotating speed to enable the inner machine evaporator to reach target pipe temperature TPipe 2Wherein T isPipe 2=TSetting up-ΔT2,ΔT2=2℃。
Wherein, X1And X2Is a preset oil smoke concentration threshold value, T1And T2Is a preset air temperature threshold, TSetting upIs a preset tube temperature standard value, Delta T1And Δ T2Is a preset temperature difference value, and X1>X2,T1>T2,ΔT1>ΔT2
Of course, in addition to the above three working modes, other modes can be set according to user requirements, and only the operating conditions and the operating methods of the working modes need to be reasonably distinguished.
And 103, controlling the air conditioner to switch to a working mode matched with the current environment according to the current environment parameters, various preset working modes and running conditions of the working modes.
In the embodiment, the oil smoke concentration and the air temperature of the kitchen are associated with the running state of the air conditioning system, so that the environmental condition in the kitchen can be judged, various input parameters of the air conditioner are adjusted, and the appropriate output parameters meeting the current environmental requirements are reached.
Example two
The embodiment of the invention provides a kitchen air conditioning system, which is realized based on a control method provided by the first embodiment, has multiple working modes and specifically comprises the following steps: the air conditioner comprises an air conditioner working module, a data acquisition unit and a control unit.
Air conditioner working module includes: a fan and an evaporator etc. located in the outdoor unit, and a condenser, a compressor and an expansion valve etc. located in the indoor unit. The state parameters of the air conditioner working module comprise input parameters and output parameters; the input parameters comprise the rotating speed of a fan, the frequency of a compressor, the opening degree of an expansion valve and the like, the output parameters comprise the temperature of an evaporator pipe and the like, and different input parameters correspond to different output parameters.
And the data acquisition unit is used for acquiring the current environmental parameters in the monitored environment. The environmental parameters comprise oil smoke concentration and air temperature, and can also comprise other parameters such as personnel number, current time and the like. According to different environmental parameters, different acquisition devices or combinations of multiple acquisition devices can be selected, such as an oil smoke concentration sensor, a temperature sensor and a camera.
And the control unit is used for judging whether the current working mode is matched with the current environment or not according to the current environment parameters, the preset various working modes and the running conditions of the working modes, and if not, controlling the air conditioner working module to be switched to the working mode matched with the current environment.
Compare with the single or automatically regulated's of normal mode of operation kitchen air conditioner, the kitchen air conditioning system of this embodiment can its operational environment's of automatic identification change and self-adaptation ground adjustment mode to make and accord with current environmental requirement, effectively promote user's use and experience, reach energy-conserving effect simultaneously.
EXAMPLE III
It will be understood by those skilled in the art that all or part of the steps in the method of the second embodiment may be implemented by instructions or by controlling related hardware, and the instructions may be stored in a computer readable storage medium and loaded and executed by a processor.
To this end, embodiments of the present invention further provide a storage medium, in which a plurality of instructions are stored, and the instructions can be loaded by a processor to execute the steps in the air conditioner control method according to one embodiment of the present invention.
Wherein the storage medium may include: read Only Memory (ROM), Random Access Memory (RAM), magnetic or optical disks, and the like.
The above-mentioned embodiments are only used for illustrating the technical solutions of the present invention, and not for limiting the same; although the present invention has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; and such modifications or substitutions do not depart from the spirit and scope of the corresponding technical solutions of the embodiments of the present invention.

Claims (10)

1. An air conditioning control method, characterized by comprising:
collecting current environmental parameters of a monitored environment;
judging whether the current working mode is matched with the current environment or not according to the current environment parameters, various preset working modes and running conditions thereof;
and if not, controlling the air conditioner to switch to a working mode matched with the current environment.
2. The air conditioning control method according to claim 1, wherein the environmental parameters include a soot concentration and an air temperature within the monitored environment.
3. The air conditioner control method according to claim 2, wherein the preset various operation modes include: a high refrigeration mode, an air supply mode and a low refrigeration mode;
the operation condition of the high refrigeration mode is that the oil smoke concentration α meets α > X1And air temperature T, andair (a)Conform to TAir (a)>T1The conditions of (a);
the operation condition of the air supply mode is that the oil smoke concentration α meets α < X2And air temperature T, andair (a)Conform to TAir (a)<T2The conditions of (a);
the low refrigeration mode has the operation condition that the oil smoke concentration α conforms to X2≤α≤X1Condition (b) air temperature TAir (a)Conform to T2≤TAir (a)≤T1The conditions of (1).
4. The air conditioning control method according to claim 3,
the control method in the high refrigeration mode includes: by adjusting the input parameters, the evaporator reaches the target pipe temperature TPipe 1Wherein T isPipe 1=TSetting up-ΔT1
The control method in the air supply mode comprises the following steps: controlling the compressor not to run and the inner fan to work;
the control method in the low cooling mode includes: by adjusting input parametersCounting to make the evaporator reach the target tube temperature TPipe 2Wherein T isPipe 2=TSetting up-ΔT2
Wherein, X is1And X2Is a preset oil smoke concentration threshold value, T1And T2Is a preset air temperature threshold, TSetting upAt a preset tube temperature standard value, the Δ T1And Δ T2Is a preset temperature difference value, and X1>X2,T1>T2,ΔT1>ΔT2(ii) a The input parameters include: and adjusting at least one of the compressor frequency, the opening of the expansion valve and the rotating speed of the inner fan.
5. The air conditioning control method according to claim 1, wherein the current environmental parameters of the monitored environment are collected once every specified time interval.
6. A kitchen air conditioning system comprises an air conditioning working module, and is characterized by further comprising a data acquisition unit and a control unit;
the data acquisition unit is used for acquiring current environmental parameters in a monitoring environment and sending the current environmental parameters to the control unit;
and the control unit is used for judging whether the current working mode is matched with the current environment or not according to the current environment parameters, various preset working modes and running conditions thereof, and controlling the air conditioner working module to be switched to the working mode matched with the current environment if the current working mode is not matched with the current environment.
7. The galley air conditioning system of claim 6, wherein the data acquisition unit comprises: a lampblack concentration sensor for detecting lampblack concentration and a temperature sensor for detecting air temperature.
8. The kitchen air-conditioning system according to claim 7, wherein the number of the oil smoke concentration sensors and/or the temperature sensors is multiple and is evenly distributed in the monitoring environment.
9. The kitchen air conditioning system of claim 6, wherein the data collection unit is specifically configured to collect and send to the control unit the current environmental parameters of the monitored environment once every specified time interval.
10. A storage medium storing a plurality of instructions, the instructions being adapted to be loaded by a processor to perform the steps of the air conditioner control method according to any one of claims 1 to 5.
CN201911060859.0A 2019-11-01 2019-11-01 Air conditioner control method, kitchen air conditioning system and storage medium Pending CN110940031A (en)

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CN111750462A (en) * 2020-06-04 2020-10-09 华帝股份有限公司 Control method of range hood air conditioner and range hood air conditioner
CN112413679A (en) * 2020-12-07 2021-02-26 珠海格力电器股份有限公司 Integrated cooker and control method thereof
CN112944625A (en) * 2021-03-02 2021-06-11 青岛海尔空调器有限总公司 Air conditioner control method, air conditioner control device, air conditioner, storage medium and program product

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CN111750462A (en) * 2020-06-04 2020-10-09 华帝股份有限公司 Control method of range hood air conditioner and range hood air conditioner
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CN112413679B (en) * 2020-12-07 2022-05-27 珠海格力电器股份有限公司 Integrated cooker and control method thereof
CN112944625A (en) * 2021-03-02 2021-06-11 青岛海尔空调器有限总公司 Air conditioner control method, air conditioner control device, air conditioner, storage medium and program product
CN112944625B (en) * 2021-03-02 2022-08-19 青岛海尔空调器有限总公司 Air conditioner control method, device, air conditioner, storage medium and program product

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