CN110848882B - Air conditioner and self-cleaning control method and device thereof - Google Patents
Air conditioner and self-cleaning control method and device thereof Download PDFInfo
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- CN110848882B CN110848882B CN201911204407.5A CN201911204407A CN110848882B CN 110848882 B CN110848882 B CN 110848882B CN 201911204407 A CN201911204407 A CN 201911204407A CN 110848882 B CN110848882 B CN 110848882B
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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
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/41—Defrosting; Preventing freezing
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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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
- F24F1/0033—Indoor units, e.g. fan coil units characterised by fans having two or more fans
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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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/0059—Indoor units, e.g. fan coil units characterised by heat exchangers
- F24F1/0063—Indoor units, e.g. fan coil units characterised by heat exchangers by the mounting or arrangement of the heat exchangers
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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
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/0007—Indoor units, e.g. fan coil units
- F24F1/009—Indoor units, e.g. fan coil units characterised by heating arrangements
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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
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
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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
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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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
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
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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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/72—Control systems characterised by their outputs; Constructional details thereof for controlling the supply of treated air, e.g. its pressure
- F24F11/74—Control 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
- F24F11/77—Control 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
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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
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
- F24F2110/12—Temperature of the outside air
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- Y—GENERAL 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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Engineering & Computer Science (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
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- Physics & Mathematics (AREA)
- Mathematical Physics (AREA)
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- Human Computer Interaction (AREA)
- Fluid Mechanics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention provides an air conditioner and a self-cleaning control method and a self-cleaning control device thereof, wherein the method comprises the following steps: after the air conditioner enters a self-cleaning mode, determining the current self-cleaning stage of the air conditioner, wherein the self-cleaning stage of the air conditioner comprises a defrosting and drying stage; acquiring the outdoor environment temperature; determining whether to start heating control information of auxiliary heating according to the outdoor environment temperature; and when the air conditioner is in a defrosting and drying stage, controlling the air conditioner to perform heating operation, and turning on or off an auxiliary heating device of the air conditioner according to corresponding heating control information. Therefore, the problem that hot air cannot be supplied in a defrosting and drying stage after the air conditioner enters the self-cleaning mode in winter can be effectively solved, the comfort of the self-cleaning mode is improved, and the use experience of a user is improved.
Description
Technical Field
The present invention relates to the field of household appliance technologies, and in particular, to a self-cleaning control method for an air conditioner, a self-cleaning control device for an air conditioner, and a computer-readable storage medium.
Background
The air conditioner can have a large amount of deposition when not using for a long time, and impurity deposits such as dust can cause the heat exchanger dirty stifled on the heat exchanger to lead to heat transfer volume to reduce, the heat transfer performance of air conditioner descends by a wide margin, influences the user and uses experience.
In the related art, the heat exchanger is cleaned by operating the air conditioner in a cooling mode to frost the surface of the heat exchanger. However, the related art has a problem that cold air may cause discomfort to a user and user experience is not good when the self-cleaning function is turned on in winter and the air conditioner is operated in a heating stage.
Disclosure of Invention
The present invention is directed to solving, at least to some extent, one of the technical problems in the related art.
Therefore, a first object of the present invention is to provide a self-cleaning control method for an air conditioner, which can effectively solve the problem that hot air cannot be supplied during a defrosting and drying stage after the air conditioner enters a self-cleaning mode in winter, and improve the comfort of the self-cleaning mode.
A second object of the present invention is to provide a self-cleaning control apparatus for an air conditioner.
A third object of the present invention is to provide an air conditioner.
A fourth object of the invention is to propose a computer-readable storage medium.
In order to achieve the above object, an embodiment of a first aspect of the present invention provides a self-cleaning control method for an air conditioner, including: after the air conditioner enters a self-cleaning mode, determining a self-cleaning stage where the air conditioner is currently located, wherein the self-cleaning stage of the air conditioner comprises a defrosting and drying stage; acquiring the outdoor environment temperature; determining whether heating control information for auxiliary heating is started or not according to the outdoor environment temperature; and when the air conditioner is in the defrosting and drying stage, controlling the air conditioner to perform heating operation, and turning on or off an auxiliary heating device of the air conditioner according to corresponding heating control information.
According to the self-cleaning control method of the air conditioner, after the air conditioner enters the self-cleaning mode, the current self-cleaning stage of the air conditioner is determined, the outdoor environment temperature is obtained, whether heating control information for auxiliary heating is started or not is determined according to the outdoor environment temperature, when the air conditioner is in the defrosting and drying stage, the air conditioner is controlled to perform heating operation, and an auxiliary heating device of the air conditioner is started or closed according to the corresponding heating control information. Therefore, the self-cleaning control method of the air conditioner provided by the embodiment of the invention can effectively solve the problem that hot air cannot be supplied in a defrosting and drying stage after the air conditioner enters the self-cleaning mode in winter, improve the comfort of the self-cleaning mode and improve the use experience of a user.
According to an embodiment of the present invention, the indoor unit of the air conditioner includes an indoor heat exchanger, a first fan disposed opposite to an upper portion of the indoor heat exchanger, and a second fan disposed opposite to a lower portion of the indoor heat exchanger, and the method further includes: and when the air conditioner is in the defrosting and drying stage, the first fan is also controlled to operate, and the second fan is controlled to stop operating.
According to an embodiment of the present invention, the controlling the first fan to operate includes: acquiring a target air outlet volume; acquiring a corresponding third target rotating speed according to the target air outlet volume; and controlling the first fan to operate according to the corresponding third target rotating speed.
According to an embodiment of the present invention, the obtaining of the target air-out volume includes: acquiring the heat productivity of the auxiliary heating device; acquiring a target air outlet temperature; acquiring the temperature of inlet air; and calculating the target air outlet volume according to the heat productivity of the auxiliary heating device, the target air outlet temperature and the air inlet temperature.
According to an embodiment of the present invention, the method for controlling self-cleaning of an air conditioner further includes: recording the heating operation time of the air conditioner in the defrosting and drying stage; and when the time of heating operation of the air conditioner in the defrosting and drying stage reaches a third operation time length, controlling the air conditioner to supply air until the time of supplying air of the air conditioner reaches a fourth operation time length.
According to an embodiment of the invention, wherein the third and fourth periods of operation are determined based on ambient humidity.
According to an embodiment of the present invention, the heating control information determining whether to turn on auxiliary heating according to the outdoor ambient temperature includes: when the outdoor environment temperature is smaller than a preset temperature threshold value, determining that the heating control information is auxiliary heating starting; and when the outdoor environment temperature is greater than or equal to a preset temperature threshold value, determining that the heating control information is auxiliary heating closing.
According to an embodiment of the present invention, the self-cleaning stage of the air conditioner further includes a condensing stage and a frost stage before the defrosting drying stage, and the method further includes: when the air conditioner is in the condensation stage, controlling the air conditioner to perform refrigeration operation, and controlling the first fan and the second fan to operate; and when the air conditioner is in the frost stage, controlling the air conditioner to keep refrigerating operation, and also controlling the first fan and the second fan to reduce the rotating speed or controlling the first fan and the second fan to stop running.
According to one embodiment of the invention, when the air conditioner is in the condensation phase, the first fan is controlled to operate at a first target speed, and the second fan is controlled to operate at a second target speed, wherein the first target speed and the second target speed are determined based on the ambient temperature and the ambient humidity.
According to one embodiment of the invention, the air conditioner is controlled to enter the defrosting stage when the time for the air conditioner to carry out the refrigerating operation in the condensing stage reaches a first operation duration, wherein the first operation duration is determined based on the indoor environment temperature and the indoor environment humidity; and when the time for the air conditioner to carry out refrigerating operation in the defrosting stage reaches a second operation time, controlling the air conditioner to enter the defrosting and drying stage.
According to an embodiment of the present invention, the self-cleaning control method of an air conditioner further includes: sending out reminding information when the condition of the air conditioner is determined to meet the self-cleaning condition; receiving a self-cleaning instruction input by a user; and controlling the air conditioner to enter the self-cleaning mode according to the self-cleaning instruction.
In order to achieve the above object, a second embodiment of the present invention provides a self-cleaning control device for an air conditioner, including: the temperature detection module is used for detecting the outdoor environment temperature; an auxiliary heating device; the control module is connected with the temperature detection module and the auxiliary heating device and used for determining a current self-cleaning stage of the air conditioner after the air conditioner enters a self-cleaning mode, wherein the self-cleaning stage of the air conditioner comprises a defrosting and drying stage, acquiring outdoor environment temperature, determining whether heating control information of auxiliary heating is started or not according to the outdoor environment temperature, controlling the air conditioner to perform heating operation when the air conditioner is in the defrosting and drying stage, and starting or closing the auxiliary heating device of the air conditioner according to the corresponding heating control information.
According to the self-cleaning control device of the air conditioner, the temperature detection module is used for detecting the outdoor environment temperature, the control module is used for determining the current self-cleaning stage of the air conditioner after the air conditioner enters the self-cleaning mode, acquiring the outdoor environment temperature, determining whether heating control information for auxiliary heating is started or not according to the outdoor environment temperature, controlling the air conditioner to perform heating operation when the air conditioner is in a defrosting and drying stage, and starting or closing the auxiliary heating device of the air conditioner according to the corresponding heating control information. Therefore, the self-cleaning control device of the air conditioner provided by the embodiment of the invention can effectively solve the problem that hot air cannot be supplied in a defrosting and drying stage after the air conditioner enters the self-cleaning mode in winter, improve the comfort of the self-cleaning mode and improve the use experience of a user.
To achieve the above object, an embodiment of a third aspect of the present invention provides an air conditioner including the self-cleaning control device of the air conditioner according to the embodiment of the second aspect of the present invention.
According to the air conditioner provided by the embodiment of the invention, the problem that hot air cannot be supplied in a defrosting and drying stage after the air conditioner enters the self-cleaning mode in winter can be effectively solved through the arranged self-cleaning control device of the air conditioner, the comfort of the self-cleaning mode is improved, and the use experience of a user is improved.
In order to achieve the above object, a fourth aspect of the present invention provides a computer-readable storage medium having a self-cleaning control program of an air conditioner stored thereon, the program, when executed by a processor, implementing the self-cleaning control method of the air conditioner according to the first aspect of the present invention.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
The foregoing and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a flowchart illustrating a self-cleaning control method of an air conditioner according to an embodiment of the present invention;
fig. 2 is a flowchart illustrating a self-cleaning control method of an air conditioner according to an embodiment of the present invention;
fig. 3 is a partial structural view of an air conditioner in a self-cleaning control method of the air conditioner according to an embodiment of the present invention;
fig. 4 is a sectional view of an indoor unit of an air conditioner in a self-cleaning control method of the air conditioner according to an embodiment of the present invention;
fig. 5 is a schematic view illustrating an air outlet of an air conditioner in a self-cleaning control method of the air conditioner according to an embodiment of the present invention;
fig. 6 is a block diagram illustrating a self-cleaning control apparatus of an air conditioner according to an embodiment of the present invention.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are illustrative and intended to be illustrative of the invention and are not to be construed as limiting the invention.
An air conditioner and a self-cleaning control method and apparatus thereof according to an embodiment of the present invention will be described with reference to the accompanying drawings.
First, the structure and operation of the indoor unit of the air conditioner will be briefly described with reference to the accompanying drawings.
As shown in fig. 3 to 5, the indoor unit 100 of the air conditioner includes an indoor heat exchanger B, a first fan D disposed at an upper portion of the indoor heat exchanger B, and a second fan E disposed at a lower portion of the indoor heat exchanger B. An auxiliary heating device C is arranged on the side edge of the indoor heat exchanger B, and a certain distance is kept between the auxiliary heating device C and the indoor heat exchanger B.
In addition, an air inlet mesh enclosure M is arranged at the rear side of the indoor heat exchanger B, and an air outlet mesh enclosure L covers the front ends of the first air outlet a21 and the second air outlet a22 and is connected to the front air outlet a 2. The first air outlet A21 is communicated with the air inlet A1, a first fan D is arranged in a first air channel A4 formed by communication, the second air outlet A22 is communicated with the air inlet A1, a second fan E is arranged in a second air channel A5 formed by communication, and the first fan D and the second fan E are respectively and independently controlled. It should be noted that the first fan D may be an axial flow fan, and the second fan E may be a centrifugal fan.
In some embodiments of the present invention, after the air enters the indoor unit 100 from the air inlet mesh enclosure M, a part of the air is formed by heat exchange by the indoor heat exchanger B and flows out from the front air outlet a2 of the front panel A8 and the air outlet mesh enclosure L, and another part of the air flows out through the third air outlet A3. Specifically, the first fan D drives air to flow from the air inlet a1 to the front air outlet a2, that is, the air sent by the air inlet a1 can be driven by the first fan D and guided out from the front air outlet a2, and the second fan E drives air to flow from the air inlet a1 to the front air outlet a2 or the third air outlet A3.
Fig. 1 is a flowchart illustrating a self-cleaning control method of an air conditioner according to an embodiment of the present invention. As shown in fig. 1, the self-cleaning control method of an air conditioner according to an embodiment of the present invention includes the steps of:
and S1, after the air conditioner enters the self-cleaning mode, determining the current self-cleaning stage of the air conditioner, wherein the self-cleaning stage of the air conditioner comprises a defrosting and drying stage.
And S2, acquiring the outdoor environment temperature T4.
S3, determining whether to turn on heating control information for auxiliary heating according to the outdoor ambient temperature T4.
According to an embodiment of the present invention, the heating control information determining whether to turn on the auxiliary heating according to the outdoor ambient temperature T4 includes: when the outdoor environment temperature T4 is smaller than a preset temperature threshold value T, determining that the heating control information is auxiliary heating starting; and when the outdoor environment temperature T4 is greater than or equal to the preset temperature threshold value T, determining the heating control information as auxiliary heating off.
It is understood that after the air conditioner enters the self-cleaning mode, the outdoor ambient temperature T4 is detected, when the outdoor ambient temperature T4 is less than the preset temperature threshold T, i.e., T4 < T, the heating control information is determined to turn on the auxiliary heating, and when the outdoor ambient temperature T4 is greater than or equal to the preset temperature threshold T, i.e., T4 is greater than or equal to T, wherein T may be 26 ℃, the heating control information is determined to turn off the auxiliary heating.
And S4, when the air conditioner is in a defrosting and drying stage, controlling the air conditioner to perform heating operation, and turning on or off an auxiliary heating device of the air conditioner according to corresponding heating control information.
It can be understood that when the air conditioner is in the defrosting and drying stage, the air conditioner is controlled to perform heating operation, when the heating control information is determined to be the auxiliary heating is turned on according to the outdoor environment temperature T4, the auxiliary heating device of the air conditioner is turned on, and when the heating control information is determined to be the auxiliary heating is turned off according to the outdoor environment temperature T4, the auxiliary heating device of the air conditioner is turned off.
Therefore, when the outdoor environment temperature T4 is smaller than the preset temperature threshold value T, the auxiliary heating device of the air conditioner is started, heat is provided through the auxiliary heating device, the problem that cold air is blown during heating operation after the air conditioner enters the self-cleaning mode in winter can be effectively solved, and the comfort of the self-cleaning mode is improved.
According to one embodiment of the invention, when the air conditioner is in a defrosting and drying stage, the first fan is also controlled to operate, and the second fan is controlled to stop operating.
It can be understood that when the air conditioner is in the stage of defrosting and drying, only control first fan operation to the air supply volume is little, and when outdoor ambient temperature T4 was less than preset temperature threshold value T, open the auxiliary heating device of air conditioner, provide the heat through auxiliary heating device, can effectively avoid the problem of blowing cold wind, promotes user's use and experiences.
Specifically, according to one embodiment of the present invention, controlling the first fan to operate includes: acquiring a target air outlet volume; acquiring a corresponding third target rotating speed according to the target air outlet volume; and controlling the first fan to operate according to the corresponding third target rotating speed.
It can be understood that the target air outlet volume may refer to the air outlet volume at the front air outlet.
According to an embodiment of the present invention, the obtaining of the target air outlet volume includes: acquiring the heat productivity of the auxiliary heating device; acquiring a target air outlet temperature; acquiring the temperature of inlet air; and calculating the target air outlet volume according to the heat productivity of the auxiliary heating device, the target air outlet temperature and the air inlet temperature.
It is understood that the target outlet air temperature may refer to an outlet air temperature at the front outlet air port, and the inlet air temperature may refer to an inlet air temperature at the inlet air port. And after the target air outlet volume is calculated according to the heat productivity of the auxiliary heating device, the target air outlet temperature and the air inlet temperature, acquiring a corresponding third target rotating speed according to the target air outlet volume, and controlling the first fan to operate according to the corresponding third target rotating speed.
According to an embodiment of the present invention, the self-cleaning control method of an air conditioner further includes: recording the heating operation time of the air conditioner in the defrosting and drying stage; and when the time for the air conditioner to perform heating operation in the defrosting and drying stage reaches the third operation time period t3, controlling the air conditioner to perform air supply until the time for the air conditioner to perform air supply reaches the fourth operation time period t 4.
It can be understood that when the air conditioner is in the defrosting and drying stage, the air conditioner is controlled to perform heating operation so as to defrost and dry the indoor heat exchanger. And when the time for the air conditioner to perform heating operation in the defrosting and drying stage reaches a third operation time period t3, controlling the air conditioner to perform air supply, and when the time for the air conditioner to perform air supply reaches a fourth operation time period t4, controlling the air conditioner to exit from the self-cleaning mode, and restarting the air conditioner to enter a working mode set by a user.
Wherein the third period of operation t3 and the fourth period of operation t4 are determined based on the indoor ambient humidity, according to an embodiment of the present invention.
It can be understood that the third operation time period t3 and the fourth operation time period t4 are positively correlated with the indoor environment humidity, that is, the larger the indoor environment humidity is, the larger the third operation time period t3 and the fourth operation time period t4 are, the smaller the indoor environment humidity is, and the smaller the third operation time period t3 and the fourth operation time period t4 are, so that after the indoor environment humidity is obtained, the third operation time period t3 and the fourth operation time period t4 can be determined according to the indoor environment humidity.
According to an embodiment of the present invention, before the defrosting and drying stage, the self-cleaning stage of the air conditioner further includes a condensing stage and a defrosting stage, and the method further includes: when the air conditioner is in a condensation stage, controlling the air conditioner to perform refrigeration operation, and controlling the first fan and the second fan to operate; when the air conditioner is in a frost stage, the air conditioner is controlled to keep refrigerating operation, and the first fan and the second fan are controlled to reduce the rotating speed or the first fan and the second fan are controlled to stop operating.
It can be understood that the condensation stage is a stage in which the indoor heat exchanger generates condensed water, when the air conditioner is in the condensation stage, the indoor heat exchanger can generate the condensed water by controlling the first fan and the second fan to both operate, and when the air conditioner is in the frost stage, the indoor heat exchanger can be frosted by controlling the first fan and the second fan to reduce the rotating speed or controlling the first fan and the second fan to stop operating.
Further, according to an embodiment of the present invention, when the air conditioner is in the condensation phase, the first fan is controlled to operate at a first target rotation speed, and the second fan is controlled to operate at a second target rotation speed, wherein the first target rotation speed and the second target rotation speed are determined based on the indoor ambient temperature and the indoor ambient humidity.
It is understood that after the air conditioner enters the self-cleaning mode, the indoor ambient temperature and the indoor ambient humidity are detected, and the target rotation speeds of the first fan and the second fan, i.e., the first target rotation speed and the second target rotation speed, are determined according to the indoor ambient temperature and the indoor ambient humidity. And when the air conditioner enters a condensation stage, controlling the air conditioner to perform refrigeration operation, wherein the compressor is controlled to operate at the highest frequency, the first fan is controlled to operate at a first target rotating speed, and the second fan is controlled to operate at a second target rotating speed.
According to one embodiment of the invention, when the time for the air conditioner to perform the cooling operation in the condensation stage reaches a first operation time period t1, the air conditioner is controlled to enter the defrosting stage, wherein the first operation time period t1 is determined based on the indoor ambient temperature and the indoor ambient humidity; and when the time for the air conditioner to perform the cooling operation in the defrosting stage reaches a second operation time period t2, controlling the air conditioner to enter a defrosting and drying stage. The second operation time period t2 may be 10min, and may be specifically determined according to the type of the air conditioner.
It can be understood that the first operation time period t1 is smaller when the indoor ambient humidity is larger and the difference between the indoor ambient temperature and the indoor heat exchanger temperature is larger at a certain amount of the condensed water; the smaller the indoor ambient humidity and the smaller the difference between the indoor ambient temperature and the indoor heat exchanger temperature, the larger the first operation time period t 1. Therefore, after the air conditioner enters the self-cleaning mode, the indoor environment temperature and the indoor environment humidity are detected, the mapping relation between the amount of the condensed water and the first operation time length t1 can be established according to the indoor environment temperature and the indoor environment humidity, and the first operation time length t1 can be determined according to the mapping relation between the amount of the condensed water and the first operation time length t 1.
According to an embodiment of the present invention, the self-cleaning control method of an air conditioner further includes: sending out reminding information when the condition of the air conditioner is determined to meet the self-cleaning condition; receiving a self-cleaning instruction input by a user; and controlling the air conditioner to enter a self-cleaning mode according to the self-cleaning instruction.
It can be understood that after the air conditioner is started, the air conditioner firstly calculates a time interval t from the last self-cleaning mode, and judges whether the indoor heat exchanger needs to be cleaned according to the time interval t, namely, whether the state of the air conditioner meets the self-cleaning condition is judged, specifically, when the time interval t is greater than or equal to the preset time t', the state of the air conditioner is determined to meet the self-cleaning condition, and at the moment, a user can be reminded of cleaning the indoor heat exchanger in a voice or display mode.
When a user needs to select the self-cleaning function, a self-cleaning instruction can be input through an air conditioner remote controller, and the control device controls the air conditioner to enter the self-cleaning mode when receiving the self-cleaning instruction of the user. If the user does not need to select the self-cleaning function, the control device controls the air conditioner to enter the working mode set by the user.
As described above, in an embodiment of the present invention, as shown in fig. 2, the self-cleaning control method of an air conditioner of the present invention includes the steps of:
s101, judging whether the state of the air conditioner meets a self-cleaning condition or not.
If yes, continuing to execute the step S102; if not, step S112 is performed.
And S102, sending out reminding information.
S103, judging whether the user selects to enter a self-cleaning mode.
If yes, continuing to execute the step S104; if not, step S112 is performed.
S104, obtaining an outdoor environment temperature T4, obtaining an indoor environment temperature and an indoor environment humidity, determining a first operation time T1 based on the indoor environment temperature and the indoor environment humidity, determining a third operation time T3 and a fourth operation time T4 based on the indoor environment humidity, and determining target rotating speeds of the first fan and the second fan, namely a first target rotating speed and a second target rotating speed based on the indoor environment temperature and the indoor environment humidity.
And S105, the air conditioner enters a condensation stage, the air conditioner is controlled to perform refrigerating operation, the operation time is a first operation time period t1, the first fan is controlled to operate at a first target rotation speed, and the second fan is controlled to operate at a second target rotation speed.
S106, the air conditioner enters a frost stage, the air conditioner is controlled to keep refrigerating operation, the operation time is a second operation time period t2, and the first fan and the second fan are controlled to reduce the rotating speed or the first fan and the second fan are controlled to stop operating.
S107, judging whether the outdoor environment temperature T4 is greater than or equal to a preset temperature threshold value T.
If yes, go to step S109; if not, the process continues to step S108.
And S108, determining that the heating control information is auxiliary heating starting, controlling the air conditioner to perform heating operation when the air conditioner enters a defrosting and drying stage, wherein the operation time is a third operation time period t3, and starting an auxiliary heating device according to the auxiliary heating starting heating control information, wherein the first fan is controlled to operate at a third target rotating speed, and the second fan is controlled to stop operating.
And S109, determining that the heating control information is auxiliary heating closing, controlling the air conditioner to perform heating operation when the air conditioner enters a defrosting and drying stage, wherein the operation time is a third operation time period t3, and closing the auxiliary heating device according to the heating control information for auxiliary heating closing, wherein the first fan is controlled to operate at a third target rotation speed, and the second fan is controlled to stop operating.
And S110, controlling the air conditioner to supply air, wherein the air supply time of the air conditioner is a fourth operation time period t 4.
And S111, controlling the air conditioner to exit the self-cleaning mode.
And S112, controlling the air conditioner to operate according to the mode set by the user.
In summary, according to the self-cleaning control method of the air conditioner in the embodiment of the present invention, after the air conditioner enters the self-cleaning mode, the self-cleaning stage in which the air conditioner is currently located is determined, the outdoor environment temperature is obtained, whether the heating control information of the auxiliary heating is turned on or not is determined according to the outdoor environment temperature, when the air conditioner is in the defrosting and drying stage, the air conditioner is controlled to perform the heating operation, and the auxiliary heating device of the air conditioner is turned on or off according to the corresponding heating control information. Therefore, the self-cleaning control method of the air conditioner provided by the embodiment of the invention can effectively solve the problem that hot air cannot be supplied in a defrosting and drying stage after the air conditioner enters the self-cleaning mode in winter, improve the comfort of the self-cleaning mode and improve the use experience of a user.
Based on the self-cleaning control method of the air conditioner in the embodiment, the embodiment of the invention also provides a self-cleaning control device of the air conditioner.
Fig. 6 is a block diagram illustrating a self-cleaning control apparatus of an air conditioner according to an embodiment of the present invention. As shown in fig. 6, the self-cleaning control apparatus of an air conditioner according to an embodiment of the present invention includes a temperature detection module 10, an auxiliary heating device 20, and a control module 30.
The temperature detection module 10 is configured to detect an outdoor ambient temperature T4; the control module 30 is connected to the temperature detecting module 10 and the auxiliary heating device 20, and the control module 30 is configured to determine a current self-cleaning stage of the air conditioner after the air conditioner enters the self-cleaning mode, where the self-cleaning stage of the air conditioner includes a defrosting and drying stage, acquire an outdoor ambient temperature T4, determine whether to turn on heating control information of the auxiliary heating according to the outdoor ambient temperature T4, and control the air conditioner to perform heating operation when the air conditioner is in the defrosting and drying stage, and turn on or turn off the auxiliary heating device 20 of the air conditioner according to the corresponding heating control information.
According to an embodiment of the present invention, the indoor unit 100 of the air conditioner includes an indoor heat exchanger B, a first fan D and a second fan E, the first fan D is disposed opposite to an upper portion of the indoor heat exchanger B, the second fan E is disposed opposite to a lower portion of the indoor heat exchanger B, and the control module 30 is configured to further control the first fan D to operate and the second fan E to stop operating when the air conditioner is in a defrosting and drying stage.
According to an embodiment of the present invention, the control module 30 is configured to obtain a target air outlet volume, obtain a corresponding third target rotation speed according to the target air outlet volume, and control the operation of the first fan D according to the corresponding third target rotation speed.
Further, according to an embodiment of the present invention, the control module 30 is configured to obtain a heat value of the auxiliary heating device 20, obtain a target outlet air temperature, obtain an inlet air temperature, and calculate a target outlet air volume according to the heat value of the auxiliary heating device 20, the target outlet air temperature, and the inlet air temperature.
According to an embodiment of the present invention, the control module 30 is configured to record the time of the air conditioner performing the heating operation in the defrosting and drying stage, and when the time of the air conditioner performing the heating operation in the defrosting and drying stage reaches the third operation time period t3, control the air conditioner to perform the air supply until the time of the air conditioner performing the air supply reaches the fourth operation time period t 4.
Wherein the third period of operation t3 and the fourth period of operation t4 are determined based on the indoor ambient humidity, according to an embodiment of the present invention.
According to an embodiment of the present invention, the control module 30 is configured to determine that the heating control information is to turn on auxiliary heating when the outdoor environment temperature T4 is less than the preset temperature threshold T; and when the outdoor environment temperature T4 is greater than or equal to the preset temperature threshold value T, determining the heating control information as auxiliary heating off.
According to an embodiment of the present invention, before the defrosting and drying stage, the self-cleaning stage of the air conditioner further includes a condensing stage and a defrosting stage, and the control module 30 is configured to, when the air conditioner is in the condensing stage, control the air conditioner to perform a cooling operation, and further control both the first fan D and the second fan E to perform an operation; and when the air conditioner is in a frost stage, controlling the air conditioner to keep refrigerating operation, and also controlling the first fan D and the second fan E to reduce the rotating speed or controlling the first fan D and the second fan E to stop running.
Further, according to an embodiment of the present invention, the control module 30 is configured to control the first fan D to operate at a first target speed and control the second fan E to operate at a second target speed when the air conditioner is in the condensation phase, wherein the first target speed and the second target speed are determined based on the indoor ambient temperature and the indoor ambient humidity.
According to one embodiment of the invention, the control module 30 is configured to control the air conditioner to enter the defrosting stage when the time for the air conditioner to perform the cooling operation in the condensing stage reaches a first operation time period t1, wherein the first operation time period t1 is determined based on the indoor ambient temperature and the indoor ambient humidity; and when the time for the air conditioner to perform the cooling operation in the defrosting stage reaches a second operation time period t2, controlling the air conditioner to enter a defrosting and drying stage.
According to an embodiment of the present invention, the control module 30 is configured to, when it is determined that the state of the air conditioner satisfies the self-cleaning condition, send a warning message, receive a self-cleaning command input by a user, and control the air conditioner to enter the self-cleaning mode according to the self-cleaning command.
It should be noted that the foregoing explanation of the embodiment of the self-cleaning control method of the air conditioner is also applicable to the self-cleaning control device of the air conditioner in the embodiment of the present invention, and is not repeated herein.
In summary, according to the self-cleaning control device of the air conditioner of the embodiment of the present invention, the temperature detection module detects the outdoor environment temperature, the control module determines the current self-cleaning stage of the air conditioner after the air conditioner enters the self-cleaning mode, obtains the outdoor environment temperature, determines whether to turn on the heating control information of the auxiliary heating according to the outdoor environment temperature, and controls the air conditioner to perform the heating operation when the air conditioner is in the defrosting and drying stage, and turns on or off the auxiliary heating device of the air conditioner according to the corresponding heating control information. Therefore, the self-cleaning control device of the air conditioner provided by the embodiment of the invention can effectively solve the problem that hot air cannot be supplied in a defrosting and drying stage after the air conditioner enters the self-cleaning mode in winter, improve the comfort of the self-cleaning mode and improve the use experience of a user.
Based on the self-cleaning control device of the air conditioner in the embodiment, the embodiment of the invention also provides the air conditioner, which comprises the self-cleaning control device of the air conditioner.
According to the air conditioner provided by the embodiment of the invention, the problem that hot air cannot be supplied in a defrosting and drying stage after the air conditioner enters the self-cleaning mode in winter can be effectively solved through the arranged self-cleaning control device of the air conditioner, the comfort of the self-cleaning mode is improved, and the use experience of a user is improved.
Based on the self-cleaning control method of the air conditioner in the above embodiment, an embodiment of the present invention further provides a computer readable storage medium, on which a self-cleaning control program of the air conditioner is stored, and the program, when executed by a processor, implements the self-cleaning control method of the air conditioner.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.
Any process or method descriptions in flow charts or otherwise described herein may be understood as representing modules, segments, or portions of code which include one or more executable instructions for implementing steps of a custom logic function or process, and alternate implementations are included within the scope of the preferred embodiment of the present invention in which functions may be executed out of order from that shown or discussed, including substantially concurrently or in reverse order, depending on the functionality involved, as would be understood by those reasonably skilled in the art of the present invention.
The logic and/or steps represented in the flowcharts or otherwise described herein, e.g., an ordered listing of executable instructions that can be considered to implement logical functions, can be embodied in any computer-readable medium for use by or in connection with an instruction execution system, apparatus, or device, such as a computer-based system, processor-containing system, or other system that can fetch the instructions from the instruction execution system, apparatus, or device and execute the instructions. For the purposes of this description, a "computer-readable medium" can be any means that can contain, store, communicate, propagate, or transport the program for use by or in connection with the instruction execution system, apparatus, or device. More specific examples (a non-exhaustive list) of the computer-readable medium would include the following: an electrical connection (electronic device) having one or more wires, a portable computer diskette (magnetic device), a Random Access Memory (RAM), a read-only memory (ROM), an erasable programmable read-only memory (EPROM or flash memory), an optical fiber device, and a portable compact disc read-only memory (CDROM). Additionally, the computer-readable medium could even be paper or another suitable medium upon which the program is printed, as the program can be electronically captured, via for instance optical scanning of the paper or other medium, then compiled, interpreted or otherwise processed in a suitable manner if necessary, and then stored in a computer memory.
It should be understood that portions of the present invention may be implemented in hardware, software, firmware, or a combination thereof. In the above embodiments, the various steps or methods may be implemented in software or firmware stored in memory and executed by a suitable instruction execution system. If implemented in hardware, as in another embodiment, any one or combination of the following techniques, which are known in the art, may be used: a discrete logic circuit having a logic gate circuit for implementing a logic function on a data signal, an application specific integrated circuit having an appropriate combinational logic gate circuit, a Programmable Gate Array (PGA), a Field Programmable Gate Array (FPGA), or the like.
It will be understood by those skilled in the art that all or part of the steps carried by the method for implementing the above embodiments may be implemented by hardware related to instructions of a program, which may be stored in a computer readable storage medium, and when the program is executed, the program includes one or a combination of the steps of the method embodiments.
In addition, functional units in the embodiments of the present invention may be integrated into one processing module, or each unit may exist alone physically, or two or more units are integrated into one module. The integrated module can be realized in a hardware mode, and can also be realized in a software functional module mode. The integrated module, if implemented in the form of a software functional module and sold or used as a stand-alone product, may also be stored in a computer readable storage medium.
The storage medium mentioned above may be a read-only memory, a magnetic or optical disk, etc. Although embodiments of the present invention have been shown and described above, it is understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that variations, modifications, substitutions and alterations can be made to the above embodiments by those of ordinary skill in the art within the scope of the present invention.
Claims (12)
1. A self-cleaning control method of an air conditioner is characterized in that an indoor unit of the air conditioner comprises an indoor heat exchanger, a first fan and a second fan, the first fan is arranged opposite to the upper portion of the indoor heat exchanger, the second fan is arranged opposite to the lower portion of the indoor heat exchanger, the air conditioner is provided with a front air outlet and an air inlet, the front air outlet comprises a first air outlet and a second air outlet, the first fan is arranged in a first air duct communicated with the first air outlet and the air inlet, the second fan is arranged in a second air duct communicated with the second air outlet and the air inlet, the air conditioner is further provided with a third air outlet, the first fan drives air to be sent out from the front air outlet, the second fan drives air to be sent out from the front air outlet or the third air outlet, and the third air outlet is positioned above the front air outlet, the first fan is an axial flow fan, the second fan is a centrifugal fan, and the self-cleaning control method comprises the following steps:
after the air conditioner enters a self-cleaning mode, determining a self-cleaning stage where the air conditioner is currently located, wherein the self-cleaning stage of the air conditioner comprises a defrosting and drying stage;
acquiring the outdoor environment temperature;
determining whether heating control information for auxiliary heating is started or not according to the outdoor environment temperature;
when the air conditioner is in the defrosting and drying stage, controlling the air conditioner to perform heating operation, and turning on or off an auxiliary heating device of the air conditioner according to corresponding heating control information;
the method further comprises the following steps:
and when the air conditioner is in the defrosting and drying stage, the first fan is also controlled to operate, and the second fan is controlled to stop operating.
2. A self-cleaning control method of an air conditioner according to claim 1, wherein said controlling the first fan to be operated comprises:
acquiring a target air outlet volume;
acquiring a corresponding third target rotating speed according to the target air outlet volume;
and controlling the first fan to operate according to the corresponding third target rotating speed.
3. The self-cleaning control method of an air conditioner according to claim 2, wherein the obtaining of the target air-out volume comprises:
acquiring the heat productivity of the auxiliary heating device;
acquiring a target air outlet temperature;
acquiring the temperature of inlet air;
and calculating the target air outlet volume according to the heat productivity of the auxiliary heating device, the target air outlet temperature and the air inlet temperature.
4. The self-cleaning control method of an air conditioner according to claim 1, further comprising:
recording the heating operation time of the air conditioner in the defrosting and drying stage;
and when the time of heating operation of the air conditioner in the defrosting and drying stage reaches a third operation time length, controlling the air conditioner to supply air until the time of supplying air of the air conditioner reaches a fourth operation time length.
5. The self-cleaning control method of an air conditioner according to claim 4, wherein the third operation period and the fourth operation period are determined based on an indoor ambient humidity.
6. The self-cleaning control method of an air conditioner according to claim 1, wherein the heating control information determining whether to turn on auxiliary heating according to the outdoor ambient temperature includes:
when the outdoor environment temperature is smaller than a preset temperature threshold value, determining that the heating control information is auxiliary heating starting;
and when the outdoor environment temperature is greater than or equal to a preset temperature threshold value, determining that the heating control information is auxiliary heating closing.
7. The self-cleaning control method of an air conditioner according to claim 1, wherein the self-cleaning stage of the air conditioner further includes a condensing stage and a frost stage before the defrosting and drying stage, the method further comprising:
when the air conditioner is in the condensation stage, controlling the air conditioner to perform refrigeration operation, and controlling the first fan and the second fan to operate;
and when the air conditioner is in the frost stage, controlling the air conditioner to keep refrigerating operation, and also controlling the first fan and the second fan to reduce the rotating speed or controlling the first fan and the second fan to stop running.
8. The self-cleaning control method of an air conditioner according to claim 7, wherein the first fan is controlled to operate at a first target speed and the second fan is controlled to operate at a second target speed when the air conditioner is in the condensation stage, wherein the first and second target speeds are determined based on an indoor ambient temperature and an indoor ambient humidity.
9. The self-cleaning control method of an air conditioner according to claim 8,
when the time for the air conditioner to perform refrigerating operation in the condensation stage reaches a first operation duration, controlling the air conditioner to enter the frost stage, wherein the first operation duration is determined based on the indoor environment temperature and the indoor environment humidity;
and when the time for the air conditioner to carry out refrigerating operation in the defrosting stage reaches a second operation time, controlling the air conditioner to enter the defrosting and drying stage.
10. The self-cleaning control method of an air conditioner according to claim 1, further comprising:
sending out reminding information when the condition of the air conditioner is determined to meet the self-cleaning condition;
receiving a self-cleaning instruction input by a user;
and controlling the air conditioner to enter the self-cleaning mode according to the self-cleaning instruction.
11. An air conditioner is characterized in that an indoor unit of the air conditioner comprises an indoor heat exchanger, a first fan and a second fan, the first fan is arranged opposite to the upper portion of the indoor heat exchanger, the second fan is arranged opposite to the lower portion of the indoor heat exchanger, the air conditioner is provided with a front air outlet and an air inlet, the front air outlet comprises a first air outlet and a second air outlet, the first fan is arranged in a first air duct communicated with the first air outlet and the air inlet, the second fan is arranged in a second air duct communicated with the second air outlet and the air inlet, the air conditioner is further provided with a third air outlet, the first fan drives air to be sent out from the front air outlet, the second fan drives air to be sent out from the front air outlet or the third air outlet, the third air outlet is positioned above the front air outlet, and the first fan is an axial flow fan, the second fan is a centrifugal fan, the air conditioner includes a self-cleaning control device, the self-cleaning control device includes:
the temperature detection module is used for detecting the outdoor environment temperature;
an auxiliary heating device;
the control module is connected with the temperature detection module and the auxiliary heating device and used for determining a current self-cleaning stage of the air conditioner after the air conditioner enters a self-cleaning mode, wherein the self-cleaning stage of the air conditioner comprises a defrosting and drying stage, heating control information for acquiring outdoor environment temperature and determining whether to start auxiliary heating is started or not according to the outdoor environment temperature, the control module controls the air conditioner to perform heating operation when the air conditioner is in the defrosting and drying stage, the control module starts or closes the auxiliary heating device of the air conditioner according to the corresponding heating control information, and the control module controls the first fan to operate and controls the second fan to stop operating when the air conditioner is in the defrosting and drying stage.
12. A computer-readable storage medium, having stored thereon a self-cleaning control program of an air conditioner, which when executed by a processor, implements the self-cleaning control method of the air conditioner according to any one of claims 1 to 10.
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CN111486550B (en) * | 2020-04-27 | 2021-09-21 | 广东美的制冷设备有限公司 | Control method and device of air conditioner, air conditioner and electronic equipment |
CN113669855B (en) * | 2020-05-13 | 2022-09-16 | 广东美的制冷设备有限公司 | High-temperature sterilization control method, double-through-flow air conditioner and storage medium |
CN111649452B (en) * | 2020-05-20 | 2021-11-23 | 宁波奥克斯电气股份有限公司 | Air conditioner auxiliary defrosting method, control device, storage medium and air conditioner |
CN114992818B (en) * | 2022-06-20 | 2023-05-02 | 珠海格力电器股份有限公司 | Air conditioner control method and device, air conditioner and storage medium |
CN115183429B (en) * | 2022-08-17 | 2024-05-10 | 宁波奥克斯电气股份有限公司 | Air conditioner self-cleaning control method and device, air conditioner and storage medium |
CN115451462A (en) * | 2022-08-31 | 2022-12-09 | 青岛海尔空调器有限总公司 | Self-cleaning method of wall-mounted air conditioner indoor unit and wall-mounted air conditioner indoor unit |
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