WO2024093177A1 - Procédé et appareil de commande de climatiseur, et climatiseur - Google Patents

Procédé et appareil de commande de climatiseur, et climatiseur Download PDF

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Publication number
WO2024093177A1
WO2024093177A1 PCT/CN2023/092874 CN2023092874W WO2024093177A1 WO 2024093177 A1 WO2024093177 A1 WO 2024093177A1 CN 2023092874 W CN2023092874 W CN 2023092874W WO 2024093177 A1 WO2024093177 A1 WO 2024093177A1
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WO
WIPO (PCT)
Prior art keywords
cleaning mode
air conditioner
mode
running
heat exchanger
Prior art date
Application number
PCT/CN2023/092874
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English (en)
Chinese (zh)
Inventor
李书佳
黄罡
马荣生
Original Assignee
青岛海尔空调器有限总公司
青岛海尔空调电子有限公司
海尔智家股份有限公司
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Application filed by 青岛海尔空调器有限总公司, 青岛海尔空调电子有限公司, 海尔智家股份有限公司 filed Critical 青岛海尔空调器有限总公司
Publication of WO2024093177A1 publication Critical patent/WO2024093177A1/fr

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/65—Electronic processing for selecting an operating mode
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/32—Responding to malfunctions or emergencies
    • F24F11/38—Failure diagnosis
    • 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
    • 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
    • F24F11/49—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring ensuring correct operation, e.g. by trial operation or configuration checks
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
    • F24F11/63—Electronic processing
    • F24F11/64—Electronic processing using pre-stored data
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/89—Arrangement or mounting of control or safety devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28G—CLEANING OF INTERNAL OR EXTERNAL SURFACES OF HEAT-EXCHANGE OR HEAT-TRANSFER CONDUITS, e.g. WATER TUBES OR BOILERS
    • F28G15/00—Details
    • F28G15/003—Control arrangements

Definitions

  • the present application relates to the technical field of air conditioners, and in particular to a control method and a control device of an air conditioner, and an air conditioner.
  • the air conditioner removes the adhered dust by frosting and then defrosting the heat exchanger to achieve automatic cleaning of the heat exchanger.
  • the air conditioner is prone to malfunction when running in cleaning mode, which affects the cleaning effect and often requires the help of professionals to handle, which reduces the user experience.
  • the present application aims to solve at least one of the technical problems existing in the related art.
  • the present application proposes a control method for an air conditioner, in which a protection mode is synchronously operated when the cleaning mode is normally operated, and different components of the refrigerant circulation loop give priority to the operation of the cleaning mode, which can reduce interference factors when the cleaning mode is operated, thereby stabilizing frosting and defrosting to achieve automatic cleaning of the heat exchanger.
  • the present application also provides a control device for an air conditioner.
  • the present application also provides an air conditioner.
  • a method for controlling an air conditioner comprising:
  • the protection mode is run synchronously; in the protection mode Under this condition, different components of the refrigerant circulation circuit give priority to ensuring the operation of the cleaning mode.
  • the step of receiving an instruction to run a cleaning mode and running the cleaning mode further includes:
  • a troubleshooting mode is run; in the troubleshooting mode, the air conditioner exits the cleaning mode and stops running the coil anti-freezing and overload protection modes within a first preset time after exiting.
  • the step of receiving an instruction to run a cleaning mode and running the cleaning mode further includes:
  • the step of running the protection mode specifically includes:
  • the step of running the protection mode further includes:
  • the step of sequentially protecting the indoor coil and the outdoor coil specifically includes:
  • the compressor is controlled to gradually increase the frequency.
  • the step of running the protection mode further includes:
  • the execution of the new command for the operation of the cleaning mode is stopped; at the same time, the timing of the compressor defrosting interval and the operation time is stopped.
  • the step of running the cleaning mode further includes:
  • the cleaning mode is operated.
  • a control device for an air conditioner comprising:
  • a receiving module used for receiving an instruction to run a cleaning mode and running the cleaning mode
  • the control module is used to synchronously run the protection mode when it is determined that the cleaning mode is running normally.
  • the air conditioner executes the control method of the air conditioner as described above when the air conditioner is running, or includes the control device of the air conditioner as described above.
  • the following steps are included: receiving an instruction to run a cleaning mode and running the cleaning mode; determining that the cleaning mode is running normally, then synchronously running a protection mode; in the protection mode, different components of the refrigerant circulation loop give priority to guaranteeing the operation of the cleaning mode.
  • different working components of the refrigerant circulation loop of the air conditioner are maintained in the working state of the cleaning mode, giving priority to guaranteeing the operation of the cleaning mode, reducing interference from other factors, avoiding instruction conflicts and operating restrictions, and thus making the indoor heat exchanger or the outdoor heat exchanger stably frosted and defrosted, so as to achieve automatic cleaning of the heat exchanger.
  • FIG1 is a flow chart of a method for controlling an air conditioner according to an embodiment of the present application.
  • FIG2 is a schematic diagram of a control device for an air conditioner provided in an embodiment of the present application.
  • FIG3 is a schematic diagram of the structure of an electronic device provided in an embodiment of the present application.
  • connection should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium.
  • connection should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium.
  • the first feature being “above” or “below” the second feature may mean that the first and second features are in direct contact, or the first and second features are in indirect contact through an intermediate medium.
  • the first feature being “above”, “above” and “above” the second feature may mean that the first feature is directly above or obliquely above the second feature, or simply means that the first feature is higher in level than the second feature.
  • the first feature being “below”, “below” and “below” the second feature may mean that the first feature is directly below or obliquely below the second feature, or simply means that the first feature is lower in level than the second feature.
  • the air conditioner includes an indoor heat exchanger, an outdoor heat exchanger, a throttling device and a compressor.
  • the indoor heat exchanger, the outdoor heat exchanger, the throttling device and the compressor are connected by a refrigerant pipeline to form a refrigerant circulation loop.
  • the refrigerant flows through the refrigerant circulation loop along the flow direction set in different operating modes to realize its heating, cooling and self-cleaning functions.
  • the operating modes of the air conditioner include cooling mode, heating mode and cleaning mode.
  • the cooling mode is generally used in high-temperature conditions in summer to reduce the indoor ambient temperature;
  • the heating mode is generally used in low-temperature conditions in winter to increase the indoor ambient temperature;
  • the cleaning mode is generally a user-selected function mode or a self-start function, which can automatically clean the heat exchanger when there is a lot of dust and dirt accumulated on the heat exchanger.
  • the cleaning mode of the air conditioner can be used not only to clean the indoor heat exchanger, but also to clean the outdoor heat exchanger.
  • the air conditioner of the present application executes the cleaning process, only one of the indoor heat exchanger and the outdoor heat exchanger can be cleaned, or both heat exchangers can be cleaned. It should be understood that if the existing air conditioner uses the same or similar control method as the present application to perform self-cleaning operations on the indoor and outdoor heat exchangers, it should also be included in the protection scope of the present application.
  • the workflow of the air conditioner in the cleaning mode mainly includes two stages that are carried out in sequence: the indoor heat exchanger frosting stage and the indoor heat exchanger defrosting stage.
  • the indoor heat exchanger frosting stage ice and frost may condense on the indoor heat exchanger; in the indoor heat exchanger defrosting stage, the frost condensed on the indoor heat exchanger in the previous frosting stage melts, and impurities such as dust can be separated from the indoor heat exchanger with the melted condensed water, and the cleaning process of the indoor heat exchanger is completed.
  • the air conditioner when the air conditioner is running in the cooling mode, if the frequency of the compressor is increased, the refrigerant output is increased, etc., the amount of low-temperature refrigerant input to the indoor unit can be increased, and the excess refrigerant cooling capacity can reduce the internal temperature of the indoor unit.
  • the temperature inside the indoor unit is lower than the temperature of the condenser, the refrigerant will be discharged.
  • the critical frost temperature value such as 0°C
  • the control method of the present application is to control the air conditioner in the frost stage of the indoor heat exchanger to control the refrigerant flow direction defined by the cooling mode, and adjust the operating parameters of the compressor, fan, throttling device and other components to achieve the condensation and frosting operation of the indoor heat exchanger.
  • the air conditioner is in the heating mode, since the high-temperature refrigerant first flows through the indoor heat exchanger, the coldness of the high-temperature refrigerant can increase the internal temperature of the indoor unit.
  • the temperature inside the indoor unit is higher than the critical frost temperature value (such as 0°C)
  • the frost condensed inside the indoor unit will gradually melt and drip, thereby separating the frost from the indoor heat exchanger.
  • the control method of the present application is to control the air conditioner in the defrosting stage of the indoor heat exchanger to control the refrigerant flow direction defined by the heating mode, and adjust the operating parameters of the compressor, fan, throttling device and other components to achieve the defrosting operation of the indoor heat exchanger.
  • each stage can be carried out according to the preset duration. Since the air conditioner switches to the flow direction defined by the cooling mode or heating mode, the on/off and speed of the fans of the indoor and outdoor units also need to be controlled accordingly. For example, during the frosting stage of the indoor heat exchanger, the indoor fan is generally turned off or runs at a low speed, and the outdoor fan is turned on; and during the defrosting stage of the indoor heat exchanger, the indoor fan is turned on and the outdoor fan is turned off or runs at a low speed. Therefore, the indoor and outdoor units are generally timed separately during the self-cleaning process, and when the preset duration is reached, the fan and other components of the air conditioner can be controlled to switch to the corresponding state.
  • a method for controlling an air conditioner is provided in an embodiment, please refer to FIG1 , and includes the following steps.
  • the protection mode is operated synchronously; in the protection mode, different components of the refrigerant circulation loop give priority to ensuring the operation of the cleaning mode.
  • the air conditioner running cleaning mode includes manual start by the user and timed start by the controller.
  • a cleaning mode button is set on the remote control or control panel of the air conditioner.
  • the user checks the air conditioner he can decide whether to actively start the cleaning mode according to the accumulation of dust on the indoor heat exchanger or the outdoor heat exchanger.
  • the corresponding program can also be stored in the controller to start the cleaning mode at a fixed time according to the usage of the air conditioner and the regional environment.
  • the operation of the air conditioner in cleaning mode requires the coordination of different components of the refrigerant circulation circuit, and also needs to avoid conflicts with other instructions.
  • the protection mode is also operated to stabilize the frost and defrost of the indoor heat exchanger or outdoor heat exchanger.
  • protection mode different components of the refrigerant circulation loop of the air conditioner are maintained in the working state of cleaning mode, giving priority to the operation of cleaning mode and reducing the interference of other factors, thereby making the indoor heat exchanger or outdoor heat exchanger stably frosted and defrosted to achieve automatic cleaning of the heat exchanger.
  • the step of receiving an instruction to run a cleaning mode and running the cleaning mode further includes the step of determining whether the cleaning mode runs normally:
  • frost thickness is greater than or equal to the preset frost thickness value, it is determined that the cleaning mode is operating normally
  • frost thickness is less than the frost thickness preset value, it is determined that the cleaning mode is not operating normally.
  • a contact sensor, a thickness detection sensor, etc. are provided at the indoor heat exchanger or the outdoor heat exchanger.
  • the frost thickness meets the standard to prove that the cleaning mode is operating normally. If the frost thickness does not meet the standard after the cleaning mode is run for a certain period of time, it proves that the cleaning mode is not operating normally and cannot meet the requirements of defrosting water to clean dust.
  • determining whether the cleaning mode is operating normally includes the following steps:
  • frost temperature is determined to be lower than the frost temperature preset value, it is determined that the cleaning mode is operating normally
  • frost temperature is higher than the frost temperature preset value, it is determined that the cleaning mode is not operating normally.
  • a temperature sensor is provided at the indoor heat exchanger or the outdoor heat exchanger. After a certain period of time in the cleaning mode, the temperature of the indoor heat exchanger or the outdoor heat exchanger needs to reach the preset value of the frosting temperature to ensure stable frosting of the heat exchanger. If the frosting temperature of the heat exchanger does not reach the preset value of the frosting temperature after a certain period of time in the cleaning mode, it means that the cleaning mode is not working properly. Not functioning properly.
  • the step of receiving an instruction to run a cleaning mode and running the cleaning mode further includes:
  • the troubleshooting mode is operated; in the troubleshooting mode, the air conditioner exits the cleaning mode and stops operating the coil anti-freezing and overload protection modes within a first preset time after the exit.
  • the air conditioner when the air conditioner is running in the cleaning mode, there may be a logical conflict between the instructions of the cleaning mode and the instructions of other working modes, or some components may fail, resulting in the cleaning mode not running or running abnormally.
  • the air conditioner runs a troubleshooting mode to find the root cause of the problem and solve it in time to ensure that the cleaning mode can run normally.
  • the steps to run the troubleshooting mode include:
  • the air conditioner exits the cleaning mode and stops running the coil anti-freeze and overload protection modes within the first preset time after exiting.
  • the air conditioner when the air conditioner is running in the cleaning mode, the dust adhering to the heat exchanger is cleaned by first frosting the heat exchanger and then defrosting it.
  • the coil anti-freeze and overload protection mode is usually activated, that is, to prevent the coil of the heat exchanger from frosting to promote heat exchange between the air and the heat exchanger. Therefore, there is a command conflict between the coil anti-freeze and overload protection mode and the cleaning mode.
  • running the troubleshooting mode first exit the cleaning mode, and then stop the operation of the coil anti-freeze and overload protection mode within the first preset time (usually 30 seconds). During this period, the user can restart the cleaning mode.
  • the cleaning mode can proceed smoothly and the heat exchanger can be quickly defrosted.
  • the step of running the protection mode specifically includes:
  • the oil return frequency of the compressor is limited. Even in the face of a harsh environment, the healthy operation of the air conditioner must be prioritized.
  • the oil return frequency limit of the compressor can be temporarily lifted to improve the cooling and heating efficiency of the compressor to ensure the operation of the cleaning mode.
  • the duration of the cleaning mode is very short, and the time interval between two adjacent cleaning modes is relatively long. Therefore, temporarily relieving the oil return frequency of the compressor will have little effect on the service life of the compressor.
  • the step of running the protection mode further includes:
  • the temperature of the indoor coil and the outdoor coil can reach a stable temperature value or temperature range, which can not only make the indoor heat exchanger and the outdoor heat exchanger efficiently frost and defrost, but also avoid the coil freezing and cracking damage caused by low temperature, thereby promoting stable frosting of the heat exchanger.
  • the step of running the protection mode further includes:
  • the external ambient temperature is determined only once.
  • the purpose of running the cleaning mode is to use defrost water to remove dust adhered to the indoor heat exchanger and the outdoor heat exchanger, rather than to adjust the indoor temperature. Therefore, after obtaining the external loop temperature, the cleaning mode is directly run. During the operation of the cleaning mode, the operating mode of the air conditioner is no longer adjusted according to the external ambient temperature, thereby improving the efficiency of frosting and defrosting.
  • the steps of sequentially protecting the indoor coil and the outdoor coil specifically include:
  • the temperature of the indoor coil (the coil of the indoor heat exchanger) is obtained through the temperature sensor. If the temperature of the indoor coil is between the first temperature threshold and the second temperature threshold, it means that the frosting efficiency of the indoor heat exchanger is high at this time, and the risk of ice and cracking of the coil is low; if the temperature of the indoor coil is higher than the second temperature threshold, for example, when the temperature is higher than -10°C, it means that the temperature of the indoor coil is high at this time, and the frosting efficiency of the indoor heat exchanger is low.
  • the compressor It is necessary to control the compressor to gradually increase the frequency to reduce the temperature of the indoor coil, and the compressor increases the frequency at a frequency of 1Hz/10s; if the temperature of the indoor coil is lower than the first temperature threshold, for example, when the temperature is lower than -15°C, it means that the temperature of the indoor coil is low at this time, and the coil is at risk of ice and cracking. It is necessary to control the compressor to gradually reduce the frequency to increase the temperature of the indoor coil, and the compressor reduces the frequency at a frequency of 1Hz/10s.
  • the temperature of the outdoor coil (the coil of the outdoor heat exchanger) is obtained through the temperature sensor. If the temperature of the outdoor coil is between the first temperature threshold and the second temperature threshold, it means that the frost efficiency of the outdoor heat exchanger is relatively high at this time, and the risk of the coil freezing and cracking is relatively low; if the temperature of the outdoor coil is higher than the second temperature threshold, for example, when the temperature is higher than -10°C, it means that the temperature of the outdoor coil is relatively high at this time, and the frost efficiency of the outdoor heat exchanger is relatively low.
  • the compressor increases the frequency at a frequency of 1Hz/10s; if the temperature of the outdoor coil is lower than the first temperature threshold, for example, when the temperature is lower than -15°C, it means that the temperature of the outdoor coil is relatively low at this time, and the coil is at risk of freezing and cracking, and it is necessary to control the compressor to gradually increase the frequency to reduce the temperature of the outdoor coil.
  • the compressor increases the frequency at a frequency of 1Hz/10s.
  • the compressor is controlled to gradually reduce frequency to increase the temperature of the outdoor coil, and the compressor reduces frequency at a frequency of 1Hz/10s.
  • there is an interval between indoor coil protection and outdoor coil protection for example, 1.5 minutes, the indoor coil is protected within 0 minutes to 9 minutes, and the outdoor coil is protected within 10.5 minutes to 19.5 minutes.
  • the step of running the protection mode further includes:
  • the frosting time and defrosting time of the indoor heat exchanger or the outdoor heat exchanger are fixed, for example, 10 minutes for frosting and 12 minutes for defrosting. If the instruction to run the cleaning mode is refreshed during operation, the frosting time or the defrosting time will increase, affecting the dust cleaning effect. Therefore, in the protection mode, the execution of the new instruction to run the cleaning mode is stopped.
  • running the cleaning mode can make the indoor heat exchanger and the outdoor heat exchanger actively frost and defrost.
  • the compressor has completed the defrost process, so the timing of the defrost interval and the operating time can be stopped.
  • the defrost interval timing can be restarted, which can save one defrost process and save energy.
  • the step of receiving an instruction to run a cleaning mode and running the cleaning mode further includes:
  • the compressor runs at a high load, which can cause the indoor heat exchanger or the outdoor heat exchanger to frost or defrost quickly.
  • the running interval of two adjacent cleaning modes is greater than the sixth preset time length, such as 5 minutes.
  • a control device for an air conditioner including:
  • the receiving module 300 is used to receive an instruction to run a cleaning mode and run the cleaning mode;
  • the control module 301 is used to determine that the cleaning mode is running normally, and then synchronously run the protection mode; in the protection mode, different components of the refrigerant circulation circuit give priority to protecting the cleaning mode. style of operation.
  • the air conditioner executes the control method of the air conditioner provided in the first aspect embodiment of the present application when the air conditioner is running, or includes the control device of the air conditioner provided in the second aspect embodiment of the present application.
  • the operation of the air conditioner in the cleaning mode requires the coordination of different components of the refrigerant circulation circuit, and it is also necessary to avoid conflicts with other instructions.
  • the protection mode is simultaneously operated, so that the air conditioner can operate in the cleaning mode normally, thereby stably frosting and defrosting the indoor heat exchanger or the outdoor heat exchanger.
  • the different components of the refrigerant circulation loop maintain the working state in the cleaning mode, giving priority to ensuring the smooth progress of the cleaning mode and reducing the interference of other factors, thereby allowing the indoor heat exchanger or outdoor heat exchanger to stably frost and defrost, thereby realizing automatic cleaning of the heat exchanger.
  • a temperature sensor is provided at the indoor heat exchanger or the outdoor heat exchanger. After the cleaning mode is run for a certain period of time, the temperature of the indoor heat exchanger or the outdoor heat exchanger needs to reach a preset value (0 degrees Celsius or below) to ensure stable frost formation on the heat exchanger. If the temperature of the heat exchanger does not reach the preset value after the cleaning mode is run for a certain period of time, it means that the cleaning mode is not running normally.
  • a contact sensor, a thickness detection sensor, etc. are provided at the indoor heat exchanger or the outdoor heat exchanger. After the cleaning mode is run for a certain period of time, the thickness of the frost needs to meet the standard to prove that the cleaning mode is operating normally. If the thickness of the frost does not meet the standard after the cleaning mode is run for a certain period of time, it proves that the cleaning mode is not operating normally and cannot meet the requirements of defrosting water to clean dust.
  • FIG3 illustrates a schematic diagram of the physical structure of an electronic device.
  • the electronic device may include: a processor 810 (processor), a communication interface 820 (Communications Interface), a memory 830 (memory) and a communication bus 840, wherein the processor 810, the communication interface 820, and the memory 830 communicate with each other through the communication bus 840.
  • the processor 810 can call the logic instructions in the memory 830 to execute the control method of the air conditioner.
  • the method comprises: receiving an instruction to run a cleaning mode and running the cleaning mode; determining that the cleaning mode runs normally, and then running a protection mode synchronously; in the protection mode, different components of the refrigerant circulation circuit give priority to ensuring the operation of the cleaning mode.
  • the logic instructions in the above-mentioned memory 830 can be implemented in the form of software functional units and can be stored in a computer-readable storage medium when sold or used as an independent product.
  • the technical solution of the present application can be essentially or partly embodied in the form of a software product that contributes to the prior art.
  • the computer software product is stored in a storage medium, including several instructions for a computer device (which can be a personal computer, server, or network device, etc.) to perform all or part of the steps of the various embodiments of the present application.
  • the aforementioned storage medium includes: U disk, mobile hard disk, read-only memory (ROM, Read-Only Memory), random access memory 830 (RAM, Random Access Memory), disk or optical disk, and other media that can store program codes.
  • an embodiment of the present application discloses a computer program product, which includes a computer program stored on a non-transitory computer-readable storage medium, and the computer program includes program instructions.
  • the computer can execute the air conditioner control method provided by the above-mentioned method embodiments, and the method includes: receiving an instruction to run a cleaning mode and running the cleaning mode; determining that the cleaning mode is running normally, and then synchronously running a protection mode; in the protection mode, different components of the refrigerant circulation circuit give priority to ensuring the operation of the cleaning mode.
  • an embodiment of the present application also provides a non-transitory computer-readable storage medium having a computer program stored thereon.
  • the computer program When the computer program is executed by a processor, it is implemented to execute the control method of the air conditioner provided by the above-mentioned embodiments, the method comprising: receiving an instruction to run a cleaning mode, and running the cleaning mode; determining that the cleaning mode is running normally, then synchronously running a protection mode; in the protection mode, different components of the refrigerant circulation circuit give priority to ensuring the operation of the cleaning mode.
  • the device embodiments described above are merely illustrative, wherein the units described as separate components may or may not be physically separate, and the components shown as units may or may not be physical units, that is, they may be located in one place or distributed over multiple network units. Some or all of the models may be selected according to actual needs. The purpose of the solution of this embodiment is achieved by using the blocks. A person skilled in the art can understand and implement the solution without creative work.
  • each implementation method can be implemented by means of software plus a necessary general hardware platform, and of course, it can also be implemented by hardware.
  • the above technical solution is essentially or the part that contributes to the prior art can be embodied in the form of a software product, and the computer software product can be stored in a computer-readable storage medium, such as ROM/RAM, a disk, an optical disk, etc., including a number of instructions for a computer device (which can be a personal computer, a server, or a network device, etc.) to execute the methods described in each embodiment or some parts of the embodiments.

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  • Air Conditioning Control Device (AREA)

Abstract

La présente invention concerne le domaine technique des climatiseurs, en particulier un procédé de commande et un appareil de commande de climatiseur, et un climatiseur. Le procédé de commande de climatiseur comprend les étapes suivantes: la réception d'une instruction d'exécution d'un mode de nettoyage, et l'exécution du mode de nettoyage; et lorsqu'il est déterminé que le mode de nettoyage fonctionne normalement, l'exécution synchrone d'un mode de protection, dans le mode de protection, différents éléments d'une boucle de circulation de fluide frigorigène assurant de préférence le fonctionnement du mode de nettoyage. Dans le mode de protection, différents éléments de travail de la boucle de circulation de fluide frigorigène d'un climatiseur sont maintenus dans l'état de fonctionnement du mode de nettoyage, de façon à assurer de préférence le fonctionnement du mode de nettoyage, permettant ainsi de réduire les interférences d'autres facteurs et d'éviter des conflits d'instructions et une limitation de fonctionnement, et par conséquent un échangeur de chaleur intérieur ou un échangeur de chaleur extérieur est congelé et dégivré de manière stable, en vue d'obtenir un nettoyage automatique d'échangeurs de chaleur.
PCT/CN2023/092874 2022-10-31 2023-05-09 Procédé et appareil de commande de climatiseur, et climatiseur WO2024093177A1 (fr)

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CN116412516A (zh) * 2022-11-24 2023-07-11 青岛海尔空调器有限总公司 空调的自清洁模式保护方法、装置和空调

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