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CN-116428703-B - Self-cleaning control method and device for air conditioner, air conditioner and medium

CN116428703BCN 116428703 BCN116428703 BCN 116428703BCN-116428703-B

Abstract

The application relates to the technical field of air conditioners and discloses a self-cleaning control method for an air conditioner, which comprises the steps of responding to a starting instruction to obtain the continuous operation times of the air conditioner in a target mode under the condition of completing self-cleaning, wherein the target mode comprises a refrigerating mode or a heating mode; and determining a starting strategy for executing the self-cleaning mode according to the target heat exchange quantity attenuation rate. The method can accurately judge the change condition of the heat exchange performance of the air conditioner, improves the refrigerating/heating efficiency of the indoor heat exchanger, and further reduces the power consumption of the whole machine. The application also discloses a self-cleaning control device for the air conditioner, the air conditioner and a medium.

Inventors

  • MA ZHENHAO
  • JING TAO
  • CAI ZEYAO

Assignees

  • 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

Dates

Publication Date
20260508
Application Date
20230307

Claims (8)

  1. 1. A self-cleaning control method for an air conditioner, comprising: under the condition of completing self-cleaning, responding to a starting instruction, acquiring the continuous operation times of the air conditioner in a target mode, wherein the target mode is a refrigeration mode or a heating mode; Determining a target heat exchange quantity attenuation rate according to the times; determining a starting strategy for executing a self-cleaning mode according to the target heat exchange amount attenuation rate; The step of determining the target heat exchange amount attenuation rate according to the times comprises the following steps: Under the condition that the times are larger than the times upper limit threshold, determining the target heat exchange amount attenuation rate as the relative heat exchange amount attenuation rate; Under the condition that the times are equal to the times lower limit threshold value, determining that the target heat exchange amount attenuation rate is an absolute heat exchange amount attenuation rate; The relative heat exchange amount attenuation rate was obtained as follows: in the target mode after the self-cleaning is completed Under the condition of secondary startup, acquiring the indoor heat exchanger in the first stage First coil temperature value at secondary start-up time ; After the air conditioner is controlled to continuously run within a duration threshold value according to a first current running parameter, a second coil temperature value of the indoor heat exchanger after the duration threshold value is continuously run is obtained ; Calculation of Obtaining the attenuation rate of the relative heat exchange quantity ; Wherein, the Representing a first coil temperature difference of the indoor heat exchanger within the duration threshold, , The number of times indicated is indicated by the number of times, >2; The absolute heat exchange amount attenuation rate is obtained as follows: under the condition that the air conditioner is started for the first time in the target mode after being installed, acquiring a first coil temperature value of the indoor heat exchanger at the first starting time ; After the air conditioner is controlled to continuously run within the duration threshold value according to a second current running parameter, a second coil temperature value of the indoor heat exchanger after the duration threshold value is continuously run is obtained ; Calculation of Obtaining the absolute heat exchange quantity attenuation rate ; Wherein, the A second coil temperature difference indicative of the indoor heat exchanger being within the time period threshold, 。
  2. 2. The method of claim 1, wherein, in the case where the target heat exchange amount decay rate is a relative heat exchange amount decay rate, the determining a start-up strategy to perform a self-cleaning mode according to the target heat exchange amount decay rate comprises: obtaining a first relative heat exchange quantity attenuation rate of running in the target mode after the power-on And a second relative heat exchange rate of decay of the target mode of operation after a previous power-on ; According to And (3) with Obtaining the variation of the attenuation rate of the relative heat exchange quantity , ; At the position of In the case of (2), a self-cleaning mode is initiated.
  3. 3. The method of claim 2, wherein determining a start-up strategy to perform a self-cleaning mode based on the target heat exchange amount decay rate further comprises: At the position of In the case of (2), in response to the self-cleaning trigger instruction, the self-cleaning operation corresponding to the relative heat exchange amount attenuation rate is triggered and executed.
  4. 4. The method of claim 2, wherein the enabling of the self-cleaning mode comprises: At the position of In the first self-cleaning mode; At the position of In the second self-cleaning mode; wherein the self-cleaning intensity of the first self-cleaning mode is greater than the self-cleaning intensity of the second self-cleaning mode.
  5. 5. The method of claim 1, wherein the target heat exchange amount decay rate is an absolute heat exchange amount decay rate In the case of (2), the determining a start strategy for executing the self-cleaning mode according to the target heat exchange amount attenuation rate includes: At the position of Pushing prompt information, wherein the prompt information is used for indicating to execute self-cleaning again; At the position of In the case of (2), in response to the self-cleaning trigger instruction, the self-cleaning operation corresponding to the absolute heat exchange amount attenuation rate is triggered to be executed.
  6. 6. Self-cleaning control device for an air conditioner, comprising a processor and a memory storing program instructions, characterized in that the processor is configured to execute the self-cleaning control method for an air conditioner according to any one of claims 1 to 5 when executing the program instructions.
  7. 7. An air conditioner, comprising: an air conditioner body; the self-cleaning control device for an air conditioner according to claim 6, mounted to the air conditioner body.
  8. 8. A storage medium storing program instructions which, when executed, perform the self-cleaning control method for an air conditioner according to any one of claims 1 to 5.

Description

Self-cleaning control method and device for air conditioner, air conditioner and medium Technical Field The application relates to the technical field of air conditioners, in particular to a self-cleaning control method and device for an air conditioner, the air conditioner and a medium. Background At present, the existing air conditioner is provided with a self-cleaning function. In the use process of the air conditioner, a user can control the air conditioner to execute self-cleaning operation by controlling the self-cleaning mode of the remote controller. In order to realize intelligent self-cleaning operation, the related art discloses a multi-split self-cleaning control method for controlling automatic cleaning of the multi-split, wherein the multi-split comprises an outdoor unit and a plurality of indoor units. The method comprises the steps of comparing a plurality of current decay rates of a plurality of indoor units and obtaining a maximum current decay rate, and controlling the indoor unit self-cleaning corresponding to the maximum current decay rate according to the maximum current decay rate and the preset decay rate. The greater the current attenuation rate, the more serious the clogging degree of the indoor unit. When the indoor unit is blocked, foreign matters (such as dust and the like) attached to the surface of the indoor heat exchanger influence the current value of the indoor fan. The related art can indirectly acquire the dirty blocking condition of the indoor heat exchanger according to a plurality of motor currents of the indoor fan at the same rotating speed, and control the multi-split air conditioner to execute self-cleaning according to the dirty blocking condition of the indoor heat exchanger. In the process of implementing the embodiments of the present disclosure, it is found that at least the following problems exist in the related art: The related technology only can not accurately judge the change condition of the heat exchange performance of the air conditioner according to the dirty and blocked condition of the indoor heat exchanger, so that the refrigerating/heating efficiency of the indoor heat exchanger can be reduced, and the power consumption of the whole machine is further increased. It should be noted that the information disclosed in the above background section is only for enhancing understanding of the background of the application and thus may include information that does not form the prior art that is already known to those of ordinary skill in the art. Disclosure of Invention The following presents a simplified summary in order to provide a basic understanding of some aspects of the disclosed embodiments. This summary is not an extensive overview, and is intended to neither identify key/critical elements nor delineate the scope of such embodiments, but is intended as a prelude to the more detailed description that follows. The embodiment of the disclosure provides a self-cleaning control method and device for an air conditioner, the air conditioner and a medium, so as to accurately judge the change condition of the heat exchange performance of the air conditioner, improve the refrigerating/heating efficiency of an indoor heat exchanger and further reduce the power consumption of the whole machine. In some embodiments, the method comprises the steps of responding to a starting instruction under the condition that self-cleaning is completed, obtaining the number of times that the air conditioner continuously operates in a target mode, wherein the target mode comprises a refrigerating mode or a heating mode, determining a target heat exchange quantity attenuation rate according to the number of times, and determining a starting strategy for executing the self-cleaning mode according to the target heat exchange quantity attenuation rate. In some embodiments, the apparatus includes a processor and a memory storing program instructions configured to perform a self-cleaning control method for an air conditioner as previously described when the program instructions are executed. In some embodiments, the air conditioner comprises an air conditioner body, and a self-cleaning control device for the air conditioner, which is arranged on the air conditioner body. In some embodiments, the storage medium stores program instructions that, when executed, perform a self-cleaning control method for an air conditioner as previously described. The self-cleaning control method and device for the air conditioner, the air conditioner and the medium provided by the embodiment of the disclosure can realize the following technical effects: In the embodiment of the disclosure, under the condition that the air conditioner receives a starting instruction after self-cleaning is completed, the number of times that the air conditioner continuously operates in a refrigeration mode or the number of times that the air conditioner continuously operates in a heating mode is firstly obtained. And