Air conditioner drainage pump control method, device, medium and equipment

By detecting the temperature of the inner pipe and the operating current in the air conditioner, the opening and closing of the drain pump can be reasonably controlled, solving the problems of untimely drainage and energy waste in the control of the air conditioner drain pump, and achieving an energy-saving and environmentally friendly drainage effect.

CN118980167BActive Publication Date: 2025-11-21GUANGDONG TCL INTELLIGENT HEATING & VENTILATING EQUIP CO LTD
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Patent Information

Application Number
CN202411345645.9
Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
Filing Date
2024-09-25
Publication Date
2025-11-21
Estimated Expiration
2044-09-25

AI Technical Summary

Technical Problem

Existing air conditioning drain pump control methods have problems such as untimely drainage or insufficient energy efficiency and environmental protection. In particular, when the evaporator coil temperature is higher than the return air dew point temperature, condensate may not be discharged in time, leading to the risk of water leakage or waste of electricity.

Method used

By comparing the temperature of the air conditioner's internal pipe with the air dew point temperature in cooling mode, and combining this with a comparison of the drain pump's operating current with the preset current, the system can rationally control the start and stop of the drain pump, avoid idling, and optimize the drain pump's usage time.

Benefits of technology

It enables timely drainage when condensation is generated in the evaporator, avoiding the risk of water leakage, while reducing power consumption and improving the energy-saving and environmentally friendly performance of the air conditioner.

✦ Generated by Eureka AI based on patent content.

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Patent Text Reader

Abstract

The embodiment of the application provides a kind of air conditioner drainage pump control method, device, medium and equipment, the method comprises: in refrigeration mode, when detecting that the drainage pump of air conditioner meets first opening condition, control drainage pump opening, and obtain the first comparison result between the inner tube temperature of air conditioner and air dew point temperature;If first result is that inner tube temperature is greater than or equal to air dew point temperature, then further obtain the second comparison result between the operating current of drainage pump and preset current, and according to second comparison result control drainage pump opening or closing.The application can reasonably control the opening or closing of the drainage pump, thereby achieving the effect of energy saving and environmental protection.In addition, it can also solve the problem that in the conventional control mode, the drainage pump is automatically closed when the evaporator coil temperature is greater than the return air dew point temperature, but the evaporator still produces condensation water.By keeping the opening state of the drainage pump, the situation that the drainage pump cannot start in time to drain water can be avoided.
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Description

TECHNICAL FIELD

[0001] The present application relates to the field of drain pump control, in particular to the field of air conditioner drain pump control, and specifically to an air conditioner drain pump control method, device, medium and equipment. BACKGROUND

[0002] The evaporator of an air conditioner indoor unit is prone to produce condensation water when operating in a cooling mode. To facilitate drainage, most air conditioner indoor units are equipped with a drain pump for drainage. Currently, the drain pump of the air conditioner indoor unit is mostly automatically turned on following the start of the cooling mode. There are also methods of judging the amount of condensate water produced according to the evaporator coil temperature, return air dew point temperature and operating time, thereby controlling the start of the drain pump. However, due to the possible temperature differences between each flow path of the evaporator, a comparison between the single evaporator coil temperature and the indoor air dew point temperature cannot accurately determine whether the air conditioner indoor unit will produce condensation water. There may be a phenomenon that the evaporator coil temperature is greater than the return air dew point temperature, but part of the flow path of the evaporator still produces condensation water. If the drain pump is not turned on in time to drain the water at this time, there is a risk of water leakage, resulting in user complaints. If the drain pump is kept on continuously, it will result in waste of electric energy and is not energy-saving and environmentally friendly. SUMMARY

[0003] The embodiments of the present application provide an air conditioner drain pump control method, device, medium and equipment. The air conditioner drain pump control method provided by the embodiments of the present application is used to solve the problem of untimely drainage or lack of energy saving and environmental protection in the current air conditioner drain pump control method.

[0004] The embodiments of the present application provide an air conditioner drain pump control method, device, medium and equipment. The air conditioner drain pump control method provided by the embodiments of the present application is used to solve the problem of untimely drainage or lack of energy saving and environmental protection in the current air conditioner drain pump control method.

[0005] In the cooling mode, if it is detected that the drain pump of the air conditioner satisfies a first start condition, the drain pump is controlled to start, and a first comparison result between the inner tube temperature and the air dew point temperature of the air conditioner is obtained.

[0006] If the first result is that the inner tube temperature is greater than the air dew point temperature, the start state of the drain pump is maintained, a second comparison result between the operating current of the drain pump and a preset current is further obtained, and the drain pump is controlled to start or stop according to the second comparison result.

[0007] In the air conditioner drain pump control method described in the embodiments of the present application, after obtaining the first comparison result between the inner tube temperature and the air dew point temperature of the air conditioner, the method further includes:

[0008] If the first result is that the inner tube temperature is less than or equal to the air dew point temperature, the drain pump is controlled to start.

[0009] In the air conditioner drainage pump control method, the controlling the drainage pump to open or close according to the second comparison result comprises:

[0010] If the second comparison result is that the running current is greater than the preset current, the drainage pump is controlled to open.

[0011] If the second comparison result is that the running current is less than or equal to the preset current, the drainage pump is controlled to close.

[0012] In the air conditioner drainage pump control method, before the step of obtaining the first comparison result between the inner tube temperature of the air conditioner and the air dew point temperature, the method further comprises:

[0013] Obtaining a third comparison result between a running frequency of a compressor of the air conditioner and a preset frequency.

[0014] If the third comparison result is that the running frequency is greater than the preset frequency, the drainage pump is controlled to keep in an open state.

[0015] If the third comparison result is that the running frequency is less than or equal to the preset frequency, the step of obtaining the first comparison result between the inner tube temperature of the air conditioner and the air dew point temperature is executed.

[0016] In the air conditioner drainage pump control method, after the step of controlling the drainage pump to close, the method further comprises:

[0017] When the drainage pump next time meets a second opening condition, the drainage pump is controlled to reopen.

[0018] The step of when the drainage pump next time meets the second opening condition, the drainage pump is controlled to reopen, comprises:

[0019] Obtaining a first comparison result between the inner tube temperature and the air dew point temperature.

[0020] If the first comparison result is that the inner tube temperature is less than or equal to the air dew point temperature, the drainage pump is controlled to reopen.

[0021] Obtaining a third comparison result between a running frequency of the compressor and the preset frequency.

[0022] If the third comparison result is that the running frequency is greater than the preset frequency, the drainage pump is controlled to reopen.

[0023] In the air conditioner drainage pump control method, the step of if the drainage pump of the air conditioner is detected to meet a first opening condition, the drainage pump is controlled to open, comprises:

[0024] monitoring a running time of the air conditioner since the air conditioner is turned on, and determining that the drain pump of the air conditioner meets a first opening condition if the running time is greater than or equal to a target preset time length, and controlling the drain pump to be turned on.

[0025] In the air conditioner drain pump control method provided in the embodiments of the present application, before the step of controlling the drain pump to be turned on if it is detected that the drain pump of the air conditioner meets the first opening condition, the method further comprises:

[0026] obtaining a target ambient humidity value corresponding to the running time of the air conditioner, and a mapping relationship between the preset time length and the ambient humidity value, which is created in advance;

[0027] determining a target preset time length corresponding to the target ambient humidity value according to the target ambient humidity value and the mapping relationship;

[0028] performing the step of determining whether the running time is greater than or equal to the target preset time length according to the target preset time length.

[0029] Correspondingly, the embodiments of the present application also provide an air conditioner drain pump control device for an air conditioner, which comprises:

[0030] a first control module configured to, in a refrigeration mode, control the drain pump of the air conditioner to be turned on if it is detected that the drain pump meets a first opening condition, and obtain a first comparison result between an inner tube temperature of the air conditioner and an air dew point temperature;

[0031] a second control module configured to, if the first result is that the inner tube temperature is greater than the air dew point temperature, maintain an opening state of the drain pump, further obtain a second comparison result between a running current of the drain pump and a preset current, and control the drain pump to be turned on or turned off according to the second comparison result.

[0032] Correspondingly, the embodiments of the present application also provide a storage medium storing a plurality of instructions, which are suitable for being loaded by a processor to execute the air conditioner drain pump control method as described above.

[0033] Correspondingly, the embodiments of the present application also provide an electronic device comprising a processor and a memory, wherein the memory stores a plurality of instructions, and the processor loads the instructions to execute the air conditioner drain pump control method as described above.

[0034] The embodiment of the present application provides a kind of air conditioner drainage pump control method, device, medium and equipment, the method is by in refrigeration mode, when detecting that the drainage pump of air conditioner meets the first opening condition, control drainage pump opens, and obtains the first comparison result between the inner tube temperature of air conditioner and air dew point temperature;If the first result is that inner tube temperature is greater than or equal to air dew point temperature, further obtain the second comparison result between the operating current of drainage pump and preset current, and according to the second comparison result, control drainage pump to open or close.Utilize the air conditioner drainage pump control method provided in the embodiment of the present application, can maintain the opening state of drainage pump when detecting that the inner tube temperature of air conditioner is greater than or equal to air dew point temperature, and further by comparing the size between the operating current of drainage pump and preset current, to determine whether drainage pump is in idle state, and according to the determination result, reasonably control the opening or closing of drainage pump, to achieve the effect of energy saving and environmental protection.In addition, using the method can also solve the problem that in the conventional control mode, when the evaporator coil temperature is greater than the return air dew point temperature, the drainage pump is automatically closed, but the evaporator still produces condensation water, by maintaining the opening state of drainage pump, the situation that drainage pump cannot start in time to drain can be avoided. BRIEF DESCRIPTION OF DRAWINGS

[0035] In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the embodiment description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creating labor on the premise of the drawings.

[0036] Figure 1 The flowchart of the air conditioner drainage pump control method provided by the embodiment of the present application.

[0037] Figure 2 Another flowchart of the air conditioner drainage pump control method provided by the embodiment of the present application.

[0038] Figure 3 The structure diagram of the air conditioner drainage pump control device provided by the embodiment of the present application.

[0039] Figure 4 Another structure diagram of the air conditioner drainage pump control device provided by the embodiment of the present application.

[0040] Figure 5 The structure diagram of the electronic device provided by the embodiment of the present application. DETAILED DESCRIPTION

[0041] With reference to the accompanying drawings, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments of the present application. Based on the embodiments in the present application, all the other embodiments obtained by a person of ordinary skill in the art without creative effort are within the protection scope of the present application.

[0042] The air conditioner drainage pump control method provided in the embodiments of the present application can keep the drainage pump in an open state when the inner tube temperature of the air conditioner is greater than or equal to the air dew point temperature, and further determine whether the drainage pump is in an idle state by comparing the size of the operating current of the drainage pump and the preset current, and reasonably control the opening or closing of the drainage pump according to the determination result, so as to achieve the effect of energy saving and environmental protection. In addition, the method can also solve the problem that in the conventional control mode, the drainage pump is automatically closed when the evaporator coil temperature is greater than the return air dew point temperature, but the evaporator still produces condensation water. By keeping the drainage pump in an open state, the situation that the drainage pump cannot be started in time to drain water can be avoided.

[0043] The term "and / or" appearing in the present application can be a description of the association relationship of the associated objects, which means that there can be three relationships, for example, A and / or B, which can represent the three cases of A alone, A and B together, and B alone. In addition, the character " / " in the present application generally represents that the front and rear associated objects are in an "or" relationship.

[0044] The terms "first", "second", and the like in the description and in the claims of the present application and the above drawings are used to distinguish similar objects, and do not necessarily indicate a specific order or sequence. It should be understood that the data thus used can be interchanged under appropriate circumstances, so that the embodiments described herein can be implemented in an order other than that illustrated or described herein. In addition, the terms "include" and "have" and any variations thereof are intended to cover non-exclusive inclusion, for example, a process, method, system, product, or device that includes a series of steps or modules does not necessarily have to be limited to the steps or modules clearly listed, but can include other steps or modules that are not clearly listed or inherent to the process, method, product, or device. The naming or numbering of the steps in the present application does not mean that the steps in the method flow must be performed in the order / time sequence indicated by the naming or numbering, and the flow steps that have been named or numbered can change the order of execution according to the technical purpose to be achieved, as long as the same or similar technical effects can be achieved. The division of modules in the present application is a logical division, and in actual application, there can be another division method, for example, a plurality of modules can be combined or integrated in another system, or some features can be ignored or not executed, in addition, the coupling or direct coupling or communication connection between the displayed or discussed modules can be through some interface, the indirect coupling or communication connection between the modules can be electrical or other similar forms, which are not limited in the present application. In addition, the modules or sub-modules described as separate components can or can not be physically separated, and can or can not be physical modules, or can be distributed to multiple circuit modules, and some or all of the modules can be selected according to actual needs to achieve the purpose of the present application.

[0045] The air conditioner drainage pump control method related to the embodiments of the present application is mainly applied to electronic devices, which can be air conditioners, smart phones, tablet computers, notebook computers, desktop computers, smart home appliances, servers, etc., without limitation. Optionally, the server can be a standalone physical server, or a server cluster or distributed system composed of multiple physical servers, or an IoT cloud (Internet of Things Cloud) that provides the ability to store, process, and manage data generated by Internet of Things devices, or a cloud server that provides basic cloud computing services such as cloud services, cloud databases, cloud computing, cloud functions, cloud storage, network services, cloud communication, middleware services, domain name services, security services, CDN (Content Delivery Network), and big data and artificial intelligence platforms, without limitation.

[0046] For ease of understanding, the specific processes in the embodiments of the present application are described below. Please refer to Figure 1 , Figure 1An embodiment flowchart of an air conditioner drainage pump control method provided by the present application is shown.

[0047] In Figure 1 In the embodiment shown, the method applied to an air conditioner can include the following steps:

[0048] S101, in the refrigeration mode, if it is detected that the drainage pump of the air conditioner meets the first starting condition, the drainage pump is controlled to start, and a first comparison result between the inner tube temperature of the air conditioner and the air dew point temperature is obtained.

[0049] It should be noted that when the inner tube temperature of the air conditioner is greater than the air dew point temperature, condensate water is usually not generated, because the air dew point temperature refers to the temperature at which water vapor in the air begins to condense into dew at a certain air pressure. When the air is cooled to its dew point temperature, the water vapor in the air will condense into water droplets. However, if the inner tube temperature of the air conditioner is higher than the air dew point temperature, the water vapor in the air will not condense on the pipe wall, because the temperature of the pipe wall is higher than the air dew point temperature, and the water vapor will not condense on the surface of an object with a lower temperature.

[0050] However, due to the temperature difference between each flow path in the evaporator of the air conditioner, the comparison between the single evaporator coil temperature and the indoor air dew point temperature cannot accurately determine whether the air conditioner indoor unit will generate condensate water. There may be a phenomenon that the evaporator coil temperature is greater than the return air dew point temperature, but the evaporator still generates condensate water. If the drainage pump is not started to drain in time at this time, there is a risk of water leakage, resulting in user complaints. If the start of the drainage pump is continuously maintained, it will lead to waste of electric energy, which is not energy-saving and environmentally friendly.

[0051] To solve the above problems, it is first necessary to determine whether the air conditioner is currently likely to generate condensate water, and to use this as the basis for determining whether to normally start the drainage pump. In this embodiment, the drainage pump is set to automatically start only when the air conditioner is in the refrigeration mode and the drainage pump meets the first starting condition.

[0052] In some embodiments, as Figure 2 shown, the step S101 specifically includes:

[0053] The running time of the air conditioner since it is turned on is monitored, and if the running time is greater than or equal to a target preset time length, it is determined that the drainage pump of the air conditioner meets the first starting condition, and the drainage pump is controlled to start.

[0054] In this embodiment, by monitoring the running time of the air conditioner since it is turned on, if the running time is greater than or equal to the target preset time length (for example, 3 minutes), it can be determined that the drain pump of the air conditioner meets the first opening condition, at which time the drain pump is triggered to open to drain the condensate water generated by the evaporator, avoiding the problem of water leakage in the indoor unit of the air conditioner. In addition, since the air conditioner usually does not immediately generate condensate water after running in the cooling mode, but needs a period of time, the conventional drain pump control mode usually automatically controls the drain pump to open at the same time as the start of the cooling mode, and the premature opening of the drain pump not only prolongs the duration of mechanical noise, but also causes waste of electric energy. Therefore, by delaying the opening time of the drain, the duration of noise can be effectively reduced, and the purpose of energy saving and environmental protection can be achieved.

[0055] S102, if the first result is that the inner tube temperature is greater than the air dew point temperature, the opening state of the drain pump is maintained, and a second comparison result between the running current of the drain pump and a preset current is further obtained, and the drain pump is controlled to open or close according to the second comparison result.

[0056] To solve the above problem, that is, in the conventional control mode, the drain pump is automatically closed when the evaporator coil temperature is greater than the return air dew point temperature, but the evaporator may have temperature differences in different flow paths, resulting in the presence of condensate water in some flow paths of the evaporator, at which time if the drain pump cannot be started in time, the problem of water leakage in the indoor unit of the air conditioner will occur. Therefore, in this embodiment, when the first result is that the inner tube temperature is greater than the air dew point temperature, the opening state of the drain pump is maintained to avoid the problem of condensate water existing and being unable to drain in time. However, since the occurrence probability of the above-mentioned assumed condensate water generation may be a small probability event, if the drain pump is kept in the open state for a long time due to the small probability event, the phenomenon of no-load operation will occur if the drain pump runs without condensate water, which not only causes power loss, but also may have the following risks:

[0057] Motor overheating: in the no-load state, the load of the motor of the drain pump is light, and the current is small, so that the heat in the motor cannot be effectively dissipated, and long-time operation may cause the motor to overheat.

[0058] Battery damage: for some drain pumps powered by batteries, no-load operation may cause the battery to be over-discharged, thereby shortening the service life of the battery.

[0059] Mechanical wear: although the load is light, long-time no-load operation may still cause the mechanical parts of the pump to wear, because the impact during start and stop process will damage the parts.

[0060] Control system burden: Frequent starting and stopping of the drain pump, even if it is empty, will cause a certain burden to the control system, which may cause early failure of the control circuit.

[0061] Noise and vibration: The drain pump may produce more noise and vibration when running empty, as the fluid dynamics within the pump can change without load.

[0062] Therefore, in the present embodiment, when the first result is that the inner tube temperature is greater than the air dew point temperature, the open state of the drain pump is maintained, and a second comparison result between the operating current of the drain pump and the preset current is further obtained, and the drain pump is controlled to be opened or closed according to the second comparison result.

[0063] If the second comparison result is that the operating current is greater than the preset current, it means that the operating current of the drain pump is large at this time, and the drain pump may be performing drainage work at this time, so the drain pump can be controlled to continue to maintain the open state;

[0064] If the second comparison result is that the operating current is less than or equal to the preset current, it means that the operating current of the drain pump is small at this time, and the drain pump may be in an empty running state at this time, so the drain pump needs to be controlled to be closed in time.

[0065] In some embodiments, as shown in Figure 2 after the step S101, the method further includes the following steps:

[0066] If the first result is that the inner tube temperature is less than or equal to the air dew point temperature, the drain pump is controlled to be opened.

[0067] In the present embodiment, when it is detected that the inner tube temperature is less than or equal to the air dew point temperature, since the necessary conditions for the generation of condensation water are met at present, it is necessary to control the drain to be opened to drain the generated condensation water outside the air conditioner indoor unit in time.

[0068] In some embodiments, as shown in Figure 2 before obtaining the first comparison result between the inner tube temperature and the air dew point temperature of the air conditioner, the method further includes the following steps:

[0069] Obtain a third comparison result between the operating frequency of the compressor of the air conditioner and a preset frequency;

[0070] If the third comparison result is that the operating frequency is greater than the preset frequency, the drain pump is controlled to maintain the open state;

[0071] If the third comparison result is that the operating frequency is less than or equal to the preset frequency, the step of obtaining the first comparison result between the inner tube temperature and the air dew point temperature of the air conditioner is performed.

[0072] In the embodiment, before the first comparison result between the inner tube temperature of the air conditioner and the air dew point temperature is obtained, the running frequency of the compressor of the air conditioner is detected, and it is judged whether the running frequency of the compressor satisfies the condition of being greater than the preset frequency. If yes, it indicates that the compressor is running at a high frequency, and the evaporator is prone to produce condensation water. At this time, in order to ensure reliability, it is necessary to continue to keep the drain pump open. If not, it indicates that the compressor is running at a normal frequency, and condensation water is not likely to be produced. The drain pump can be automatically closed to save energy consumption and reduce noise. The first comparison result between the inner tube temperature of the air conditioner and the air dew point temperature can be combined to further judge whether to keep the drain pump closed.

[0073] In some embodiments, after the control of the drain pump being closed, the method further comprises:

[0074] waiting for the next time when the drain pump satisfies a second opening condition, and controlling the drain pump to be re-opened.

[0075] The step of waiting for the next time when the drain pump satisfies a second opening condition, and controlling the drain pump to be re-opened, specifically comprises the following steps:

[0076] obtaining a first comparison result between the inner tube temperature and the air dew point temperature;

[0077] if the first result is that the inner tube temperature is less than or equal to the air dew point temperature, controlling the drain pump to be re-opened; and / or

[0078] obtaining a third comparison result between the running frequency of the compressor and the preset frequency;

[0079] if the third comparison result is that the running frequency is greater than the preset frequency, controlling the drain pump to be re-opened.

[0080] In the embodiment, after the drain pump is closed, the first trigger condition that whether the running frequency of the compressor is greater than or equal to the preset frequency, or the second trigger condition that whether the inner tube temperature is less than or equal to the air dew point temperature, or both the first trigger condition and the second trigger condition are detected. When one or more trigger conditions are met, the drain pump is re-opened to avoid the generation of condensation water causing the air conditioner indoor unit to leak.

[0081] In some embodiments, before the step S101, the method further comprises the following steps:

[0082] obtaining a target environment humidity value corresponding to the running time of the air conditioner, and a mapping relationship between a preset time length and an environment humidity value created in advance;

[0083] According to the target environment humidity value and the mapping relationship, a target preset time length corresponding to the target environment humidity value is determined.

[0084] Since the condensation water generation is closely related to the current environment humidity value, in order to reasonably set the target preset time length for prolonging the opening of the drainage pump, in the embodiment, a mapping relationship between time length and environment humidity value is created, the target environment humidity value corresponding to the running time of the air conditioner is obtained, according to the target environment humidity value and the mapping relationship, the target preset time length corresponding to the target environment humidity value and conforming to the actual situation is determined, and according to the determined target preset time length, the opening time of the drainage pump can be more reasonably determined, and the purpose of energy saving and environmental protection is further achieved.

[0085] For example, when the environment humidity value is less than or equal to 30%, the corresponding preset time length is 9 min. When the environment humidity value is greater than 30% and less than or equal to 60%, the corresponding preset time length is 6 min. When the environment humidity value is greater than 60%, the corresponding preset time length is 3 min. That is, the preset time length decreases with the increase of the environment humidity value, the opening time of the drainage pump can be shortened, and the condensation water can be discharged outside the air conditioner in time.

[0086] In some embodiments, in order to realize intelligent management of the drainage pump and achieve the purpose of automatically closing the drainage pump, the method further includes the following steps:

[0087] After the drainage pump is opened, a timer is added to start timing, and when the recorded time length recorded by the timer reaches a preset threshold, the drainage pump is controlled to be closed. The preset threshold can be set according to an empirical value, and different models of air conditioners also have some differences in setting the preset threshold.

[0088] All the optional technical solutions described above can be combined to form optional embodiments of the present application, and will not be repeated here.

[0089] In specific implementation, the present application is not limited by the execution order of each step, and some steps can be performed in other order or simultaneously without conflict.

[0090] It can be learned from the above that the air conditioner drainage pump control method provided in the embodiments of the present application can, in the refrigeration mode, if it is detected that the drainage pump of the air conditioner meets the first starting condition, control the drainage pump to start, and obtain a first comparison result between the inner tube temperature of the air conditioner and the air dew point temperature; if the first result is that the inner tube temperature is greater than the air dew point temperature, keep the starting state of the drainage pump, and further obtain a second comparison result between the running current of the drainage pump and the preset current, and control the drainage pump to start or stop according to the second comparison result. By using the air conditioner drainage pump control method provided in the embodiments of the present application, when it is detected that the inner tube temperature of the air conditioner is greater than or equal to the air dew point temperature, the starting state of the drainage pump can be kept, and further, by comparing the size between the running current of the drainage pump and the preset current, it can be determined whether the drainage pump is in the idle state, and the starting or stopping of the drainage pump can be reasonably controlled according to the determination result, so that the energy-saving and environmental protection effect is achieved. In addition, by using the method, the problem that in the conventional control mode, when the evaporator coil temperature is greater than the return air dew point temperature, the drainage pump is automatically stopped, but the evaporator still produces condensation water can be solved. By keeping the starting state of the drainage pump, the situation that the drainage pump cannot be started in time to drain water can be avoided.

[0091] The embodiments of the present application also provide an air conditioner drainage pump control device, which can be integrated in an electronic device.

[0092] Please refer to Figure 3 , Figure 3 The structural schematic diagram of the air conditioner drainage pump control device provided in the embodiments of the present application is shown in FIG. 3. The air conditioner drainage pump control device 30 can include:

[0093] The first control module 31 is configured to, in the refrigeration mode, if it is detected that the drainage pump of the air conditioner meets the first starting condition, control the drainage pump to start, and obtain a first comparison result between the inner tube temperature of the air conditioner and the air dew point temperature.

[0094] The second control module 32 is configured to, if the first result is that the inner tube temperature is greater than the air dew point temperature, keep the starting state of the drainage pump, and further obtain a second comparison result between the running current of the drainage pump and the preset current, and control the drainage pump to start or stop according to the second comparison result.

[0095] In some embodiments, the device further includes a third control module configured to, if the first result is that the inner tube temperature is less than or equal to the air dew point temperature, control the drainage pump to start.

[0096] In some embodiments, the second control module 32 is configured to control the drainage pump to be turned on if the second comparison result is that the running current is greater than the preset current, and control the drainage pump to be turned off if the second comparison result is that the running current is less than or equal to the preset current.

[0097] In some embodiments, the device further comprises a fourth control module configured to obtain a third comparison result between a running frequency of a compressor of the air conditioner and a preset frequency, control the drainage pump to be kept in an open state if the third comparison result is that the running frequency is greater than the preset frequency, and perform the step of obtaining the first comparison result between the inner tube temperature and the air dew point temperature if the third comparison result is that the running frequency is less than or equal to the preset frequency.

[0098] In some embodiments, the fourth control module is configured to control the drainage pump to be turned on again when the drainage pump next time meets a second open condition, obtain the first comparison result between the inner tube temperature and the air dew point temperature, control the drainage pump to be turned on again if the first comparison result is that the inner tube temperature is less than or equal to the air dew point temperature, and / or obtain the third comparison result between the running frequency of the compressor and the preset frequency, and control the drainage pump to be turned on again if the third comparison result is that the running frequency is greater than the preset frequency.

[0099] In some embodiments, the first control module 31 is configured to monitor a running time of the air conditioner since the air conditioner is turned on, determine that the drainage pump of the air conditioner meets a first open condition if the running time is greater than or equal to a target preset time length, and perform the step of controlling the drainage pump to be turned on.

[0100] In some embodiments, the device further comprises a determination module configured to obtain a target environmental humidity value corresponding to the running time of the air conditioner, and a mapping relationship between a preset time length and an environmental humidity value which is created in advance, determine a target preset time length corresponding to the target environmental humidity value according to the target environmental humidity value and the mapping relationship, and perform the step of determining whether the running time is greater than or equal to the target preset time length according to the target preset time length.

[0101] In implementation, each of the above modules can be realized as an independent entity, or can be combined as one or several entities.

[0102] According to the air conditioner drainage pump control device 30 provided by the embodiment of the present application, the first control module 31 is used to control the drainage pump to be turned on if the first opening condition of the drainage pump of the air conditioner is detected in the refrigeration mode, and a first comparison result between the inner tube temperature of the air conditioner and the air dew point temperature is obtained; the second control module 32 is used to keep the opening state of the drainage pump if the first result is that the inner tube temperature is greater than the air dew point temperature, and a second comparison result between the running current of the drainage pump and the preset current is further obtained, and the opening or closing of the drainage pump is controlled according to the second comparison result.

[0103] Please refer to Figure 4 , Figure 4 Another structural diagram of the air conditioner drainage pump control device provided by the embodiment of the present application is shown in FIG. 2. The air conditioner drainage pump control device 30 includes a memory 120, one or more processors 180, and one or more application programs, wherein the one or more application programs are stored in the memory 120 and configured to be executed by the processor 180; the processor 180 can include a first control module 31 and a second control module 32. For example, the structure and connection relationship of the above various components can be as follows:

[0104] The memory 120 can be used to store application programs and data. The application programs stored in the memory 120 include executable codes. The application programs can constitute various functional modules. The processor 180 executes various functional applications and data processing by running the application programs stored in the memory 120. In addition, the memory 120 can include a high-speed random access memory, and can also include a non-volatile memory, such as at least one magnetic disk storage device, a flash memory device, or other volatile solid-state memory device. Accordingly, the memory 120 can also include a memory controller to provide the processor 180 with access to the memory 120.

[0105] The processor 180 is the control center of the device, which connects the entire terminal with various interfaces and lines, executes various functions of the device and processes data by running or executing the application programs stored in the memory 120 and calling the data stored in the memory 120, thereby overall monitoring the device. Optionally, the processor 180 can include one or more processing cores; preferably, the processor 180 can integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface, and application programs, etc.

[0106] In particular, in the embodiment, the processor 180 will load the executable code corresponding to the process of one or more application programs into the memory 120 according to the following instructions, and execute the application programs stored in the memory 120 by the processor 180, thereby realizing various functions:​

[0107] a first control instruction for, in a cooling mode, if it is detected that the drainage pump of the air conditioner satisfies a first opening condition, controlling the drainage pump to open, and obtaining a first comparison result between an inner tube temperature of the air conditioner and an air dew point temperature;

[0108] a second control instruction for, if the first result is that the inner tube temperature is greater than the air dew point temperature, maintaining an open state of the drainage pump, and further obtaining a second comparison result between a running current of the drainage pump and a preset current, and controlling the drainage pump to open or close according to the second comparison result.

[0109] In some embodiments, the program further comprises a third control instruction for, if the first result is that the inner tube temperature is less than or equal to the air dew point temperature, controlling the drainage pump to open.

[0110] In some embodiments, the second control instruction is for, if the second comparison result is that the running current is greater than the preset current, controlling the drainage pump to open; and if the second comparison result is that the running current is less than or equal to the preset current, controlling the drainage pump to close.

[0111] In some embodiments, the program further comprises a fourth control instruction for obtaining a third comparison result between a running frequency of a compressor of the air conditioner and a preset frequency; if the third comparison result is that the running frequency is greater than the preset frequency, controlling the drainage pump to maintain the open state; and if the third comparison result is that the running frequency is less than or equal to the preset frequency, performing the step of obtaining the first comparison result between the inner tube temperature of the air conditioner and the air dew point temperature.

[0112] In some embodiments, the fourth control instruction is for, when the drainage pump next satisfies a second opening condition, controlling the drainage pump to reopen; the fourth control instruction is for obtaining the first comparison result between the inner tube temperature and the air dew point temperature; if the first result is that the inner tube temperature is less than or equal to the air dew point temperature, controlling the drainage pump to reopen; and / or obtaining the third comparison result between the running frequency of the compressor and the preset frequency; if the third comparison result is that the running frequency is greater than the preset frequency, controlling the drainage pump to reopen.

[0113] In some embodiments, the first control instruction is for monitoring a running time of the air conditioner since it is turned on, and if the running time is greater than or equal to a target preset time length, determining that the drainage pump of the air conditioner satisfies the first opening condition, and performing the step of controlling the drainage pump to open.

[0114] In some embodiments, the program further includes determining instructions for obtaining a target environment humidity value corresponding to the air conditioner after running the running time, and a mapping relationship between a preset time length and an environment humidity value created in advance; determining a target preset time length corresponding to the target environment humidity value according to the target environment humidity value and the mapping relationship; and executing the step of judging whether the running time is greater than or equal to the target preset time length according to the target preset time length.

[0115] The embodiments of the present application also provide an electronic device. Please refer to Figure 5 , Figure 5 A structure schematic diagram of an electronic device provided by the embodiments of the present application is shown, which can be used to implement the air conditioner drainage pump control method provided in the above embodiments. The electronic device 1200 can be an air conditioner or a smart phone or a tablet computer.

[0116] As shown in Figure 5 , the electronic device 1200 can include RF (Radio Frequency, radio frequency) circuit 110, memory 120 including one or more (only one is shown in the figure) computer readable storage medium, input unit 130, display unit 140, sensor 150, audio circuit 160, transmission module 170, processor 180 including one or more (only one is shown in the figure) processing core, and power supply 190, etc. Those skilled in the art can understand that the electronic device 1200 structure shown in the figure does not constitute a limitation on the electronic device 1200, which can include more or less components than the figure, or combine certain components, or different component arrangements. Among them: Figure 5 The electronic device 1200 structure shown in the figure does not constitute a limitation on the electronic device 1200, which can include more or less components than the figure, or combine certain components, or different component arrangements. Among them:

[0117] The RF circuit 110 is used to receive and send electromagnetic waves, realize the mutual conversion of electromagnetic waves and electrical signals, and communicate with a communication network or other devices. The RF circuit 110 can include various existing circuit elements for performing these functions, such as an antenna, a radio frequency transceiver, a digital signal processor, an encryption / decryption chip, a subscriber identity module (SIM) card, a memory, etc. The RF circuit 110 can communicate with various networks such as the Internet, an intranet, a wireless network, or communicate with other devices through a wireless network.

[0118] The memory 120 can be used to store software programs and modules, such as the program instructions / modules corresponding to the air conditioner drain pump control method in the above embodiments, and the processor 180 executes various function applications and data processing by running the software programs and modules stored in the memory 120, so that the vibration reminding mode can be automatically selected according to the current scene of the electronic device to control the air conditioner drain pump, which can ensure that the conference and other scenes are not disturbed, and the user can perceive the incoming call, thereby improving the intelligence of the electronic device. The memory 120 can include a high-speed random access memory, and can also include a non-volatile memory, such as one or more magnetic storage devices, flash memories, or other non-volatile solid-state memories. In some examples, the memory 120 can further include a memory remotely arranged with respect to the processor 180, which can be connected to the electronic device 1200 through a network. Examples of the above network include but are not limited to the Internet, an intranet, a local area network, a mobile communication network, and a combination thereof.

[0119] The input unit 130 can be used to receive input digital or character information, and generate keyboard, mouse, joystick, optical or trackball signal inputs related to user settings and function control. Specifically, the input unit 130 can include a touch-sensitive surface 131 and other input devices 132. The touch-sensitive surface 131, also known as a touch display screen or touchpad, can collect user touch operations (such as user operations using a finger, a stylus, or any suitable object or accessory near the touch-sensitive surface 131) on or near the touch-sensitive surface 131, and drive the corresponding connection device according to the pre-set program. Optionally, the touch-sensitive surface 131 can include two parts of touch detection devices and touch controllers. Among them, the touch detection device detects the touch orientation of the user and detects the signal generated by the touch operation, and transmits the signal to the touch controller; the touch controller receives the touch information from the touch detection device, and converts it into touch coordinates and sends it to the processor 180, and can receive commands from the processor 180 and execute them. In addition, the touch-sensitive surface 131 can be implemented in various types such as resistive, capacitive, infrared, and surface acoustic wave. In addition to the touch-sensitive surface 131, the input unit 130 can also include other input devices 132. Specifically, the other input devices 132 can include one or more of a physical keyboard, function keys (such as volume control buttons, on-off buttons, etc.), trackballs, mice, joysticks, etc.

[0120] The display unit 140 can be used to display information input by a user or provided to the user, as well as various graphical user interfaces of the electronic device 1200, which can be composed of graphics, text, icons, video, and any combination thereof. The display unit 140 can include a display panel 141, which can be configured in the form of an LCD (Liquid Crystal Display), an OLED (Organic Light-Emitting Diode), or the like, optionally. Further, the touch-sensitive surface 131 can cover the display panel 141, and when the touch-sensitive surface 131 detects a touch operation thereon or adjacent thereto, transmit to the processor 180 to determine the type of touch event, and then the processor 180 provides corresponding visual output on the display panel 141 according to the type of touch event. Although in the above description, the touch-sensitive surface 131 and the display panel 141 are implemented as two independent components to realize input and output functions, in some embodiments, the touch-sensitive surface 131 and the display panel 141 can be integrated to realize input and output functions. Figure 5

[0121] The electronic device 1200 can further include at least one sensor 150, such as a light sensor, a motion sensor, and other sensors. Specifically, the light sensor can include an ambient light sensor that can adjust the brightness of the display panel 141 according to the brightness of ambient light, and a proximity sensor that can turn off the display panel 141 and / or the backlight when the electronic device 1200 is moved to the ear. As one of the motion sensors, the gravity acceleration sensor can detect the magnitude of acceleration in each direction (generally three axes), and when at rest, can detect the magnitude and direction of gravity, which can be used for applications such as recognizing the posture of the mobile phone (such as switching between landscape and portrait screens, related games, magnetometer posture calibration), vibration recognition related functions (such as pedometers, taps), and the like. As for other sensors that the electronic device 1200 can be configured, such as a gyroscope, a barometer, a hygrometer, a thermometer, an infrared sensor, and the like, they will not be described here.

[0122] The audio circuit 160, the speaker 161, and the microphone 162 can provide an audio interface between the user and the electronic device 1200. The audio circuit 160 can convert received audio data into an electrical signal, transmit the electrical signal to the speaker 161, and convert the electrical signal into a sound signal output by the speaker 161; on the other hand, the microphone 162 converts the collected sound signal into an electrical signal, which is received by the audio circuit 160 and converted into audio data, which is output to the processor 180 for processing, and then transmitted to another terminal via the RF circuit 110, or output to the memory 120 for further processing. The audio circuit 160 can also include a jack for providing communication between an external earphone and the electronic device 1200. ​

[0123] The electronic device 1200 can help the user to send and receive e-mails, browse web pages, access streaming media, etc. through the transmission module 170 (e.g. Wi-Fi module), which provides the user with wireless broadband Internet access. Although Figure 5 The transmission module 170 is shown, but it can be understood that it does not belong to the necessary components of the electronic device 1200, and can be omitted as needed without changing the essence of the application.

[0124] The processor 180 is the control center of the electronic device 1200, which connects all parts of the mobile phone through various interfaces and lines, executes various functions of the electronic device 1200 and processes data by running or executing software programs and / or modules stored in the memory 120 and calling data stored in the memory 120, thereby overall monitoring the mobile phone. Optionally, the processor 180 can include one or more processing cores; in some embodiments, the processor 180 can integrate an application processor and a modem processor, wherein the application processor mainly processes the operating system, user interface and application programs, etc., and the modem processor mainly processes wireless communication. It can be understood that the above-mentioned modem processor can also not be integrated into the processor 180.

[0125] The electronic device 1200 further includes a power supply 190 for supplying power to various components, which in some embodiments can be logically connected to the processor 180 through a power management system, so as to realize functions such as power management, power consumption management, etc. through the power management system. The power supply 190 can also include one or more than one direct or alternating current power supply, a recharging system, a power failure detection circuit, a power converter or inverter, a power state indicator, etc. Any component.

[0126] Although not shown, the electronic device 1200 can also include a camera (such as a front camera, a rear camera), a Bluetooth module, etc., which will not be described here. In this embodiment, the display unit 140 of the electronic device 1200 is a touch screen display, and the electronic device 1200 further includes a memory 120 and one or more programs, wherein the one or more programs are stored in the memory 120 and are configured to be executed by the one or more processors 180. One or more programs include instructions for:

[0127] The first control instruction is used to, in the refrigeration mode, if it is detected that the drain pump of the air conditioner satisfies a first opening condition, control the drain pump to be opened, and obtain a first comparison result between the inner tube temperature of the air conditioner and the air dew point temperature.

[0128] a second control instruction for keeping the drainage pump in an open state if the first result is that the inner tube temperature is greater than the air dew point temperature, and further acquiring a second comparison result between a running current of the drainage pump and a preset current, and controlling the drainage pump to be open or closed according to the second comparison result.

[0129] In some embodiments, the program further comprises a third control instruction for controlling the drainage pump to be open if the first result is that the inner tube temperature is less than or equal to the air dew point temperature.

[0130] In some embodiments, the second control instruction is for controlling the drainage pump to be open if the second comparison result is that the running current is greater than the preset current, and controlling the drainage pump to be closed if the second comparison result is that the running current is less than or equal to the preset current.

[0131] In some embodiments, the program further comprises a fourth control instruction for acquiring a third comparison result between a running frequency of a compressor of the air conditioner and a preset frequency, and controlling the drainage pump to keep in an open state if the third comparison result is that the running frequency is greater than the preset frequency, and executing the step of acquiring the first comparison result between the inner tube temperature and the air dew point temperature of the air conditioner if the third comparison result is that the running frequency is less than or equal to the preset frequency.

[0132] In some embodiments, the fourth control instruction is for controlling the drainage pump to be re-opened when the drainage pump next time meets a second open condition, and the fourth control instruction is for acquiring the first comparison result between the inner tube temperature and the air dew point temperature, and controlling the drainage pump to be re-opened if the first result is that the inner tube temperature is less than or equal to the air dew point temperature, and / or acquiring the third comparison result between the running frequency of the compressor and the preset frequency, and controlling the drainage pump to be re-opened if the third comparison result is that the running frequency is greater than the preset frequency.

[0133] In some embodiments, the first control instruction is for monitoring a running time of the air conditioner since the air conditioner is turned on, and determining that the drainage pump of the air conditioner meets a first open condition if the running time is greater than or equal to a target preset time length, and executing the step of controlling the drainage pump to be open.

[0134] In some embodiments, the program further includes determining instructions for obtaining a target environment humidity value corresponding to the air conditioner after running the running time, and a mapping relationship between a preset time length and an environment humidity value created in advance; determining a target preset time length corresponding to the target environment humidity value according to the target environment humidity value and the mapping relationship; and performing the step of judging whether the running time is greater than or equal to the target preset time length according to the target preset time length.

[0135] The embodiments of the present application also provide an electronic device. The electronic device can be a smart phone, an air conditioner, a computer, or the like.

[0136] As can be seen from the above, the embodiments of the present application provide an electronic device 1200, which performs the following steps:

[0137] In the refrigeration mode, if it is detected that the drain pump of the air conditioner satisfies a first opening condition, the drain pump is controlled to be opened, and a first comparison result between an inner tube temperature of the air conditioner and an air dew point temperature is obtained.

[0138] If the first result is that the inner tube temperature is greater than the air dew point temperature, the opening state of the drain pump is maintained, a second comparison result between a running current of the drain pump and a preset current is further obtained, and the drain pump is controlled to be opened or closed according to the second comparison result.

[0139] The embodiments of the present application also provide a storage medium, in which a computer program is stored. When the computer program runs on a computer, the computer executes the air conditioner drain pump control method of any one of the above embodiments.

[0140] It should be noted that, for the air conditioner drain pump control method of the present application, a person skilled in the art can understand that all or part of the processes of the air conditioner drain pump control method of the embodiments of the present application can be completed by a computer program to control related hardware. The computer program can be stored in a computer readable storage medium, such as a memory of an electronic device, and executed by at least one processor in the electronic device. In the execution process, the processes of the embodiments of the air conditioner drain pump control method can be included. The storage medium can be a magnetic disc, an optical disc, a read-only memory (ROM), a random access memory (RAM), or the like.

[0141] For the air conditioner drainage pump control device provided by the embodiments of the present application, each function module can be integrated in one processing chip, or each module can exist physically alone, or two or more modules can be integrated in one module. The integrated module can be realized in the form of hardware or in the form of a software function module. When the integrated module is realized in the form of a software function module and sold or used as an independent product, it can also be stored in a computer readable storage medium, such as a read-only memory, a magnetic disk or an optical disk.

[0142] The air conditioner drainage pump control method, device, medium and equipment provided by the embodiments of the present application are described in detail above. The principles and implementation manners of the present application are described by applying specific examples in this paper, and the above embodiment description is only used to help understand the method of the present application and its core idea; meanwhile, for those skilled in the art, according to the idea of the present application, the specific implementation manner and application range will be changed, and the above description should not be understood as a limitation on the present application.

Claims

1. A method for controlling an air conditioner drain pump, applied to an air conditioner, characterized in that, include: In cooling mode, if the drain pump of the air conditioner is detected to meet the first opening condition, the drain pump is controlled to open, and the first comparison result between the internal pipe temperature of the air conditioner and the air dew point temperature is obtained. If the first comparison result is that the inner pipe temperature is greater than the air dew point temperature, then the drain pump is kept on, and a second comparison result between the operating current of the drain pump and the preset current is further obtained, and the drain pump is controlled to be turned on or off according to the second comparison result. Before obtaining the first comparison result between the internal pipe temperature of the air conditioner and the air dew point temperature, the method further includes: Obtain a third comparison result between the operating frequency of the air conditioner's compressor and a preset frequency; If the third comparison result indicates that the operating frequency is greater than the preset frequency, then the drainage pump is controlled to remain on. If the third comparison result is that the operating frequency is less than or equal to the preset frequency, then the step of obtaining the first comparison result between the internal pipe temperature of the air conditioner and the air dew point temperature is executed.

2. The air conditioning drain pump control method as described in claim 1, characterized in that, After obtaining the first comparison result between the internal pipe temperature of the air conditioner and the air dew point temperature, the method further includes: If the first comparison result indicates that the inner pipe temperature is less than or equal to the air dew point temperature, then the drain pump is controlled to start.

3. The air conditioning drain pump control method as described in claim 1, characterized in that, The step of controlling the drainage pump to turn on or off based on the second comparison result includes: If the second comparison result indicates that the operating current is greater than the preset current, then the drainage pump is controlled to start. If the second comparison result indicates that the operating current is less than or equal to the preset current, then the drainage pump is controlled to shut down.

4. The air conditioning drain pump control method as described in claim 1, characterized in that, After the drain pump is shut down, the method further includes: When the drainage pump meets the second start-up condition again, control the drainage pump to restart. The step of controlling the drainage pump to restart when the second starting condition is met again includes: Obtain a first comparison result between the inner tube temperature and the air dew point temperature; If the first comparison result indicates that the inner pipe temperature is less than or equal to the air dew point temperature, then control the drain pump to restart; and / or Obtain a third comparison result between the operating frequency of the compressor and the preset frequency; If the third comparison result indicates that the operating frequency is greater than the preset frequency, then the drainage pump is controlled to restart.

5. The air conditioning drain pump control method as described in claim 1, characterized in that, The step of controlling the drain pump to start if the drain pump of the air conditioner is detected to meet the first start condition includes: Monitor the running time of the air conditioner from the time it is turned on, and determine whether the running time is greater than or equal to the target preset time; If the running time is greater than or equal to the target preset duration, the drain pump of the air conditioner is determined to meet the first start-up condition, and the drain pump is controlled to start.

6. The air conditioning drain pump control method as described in claim 5, characterized in that, Before controlling the drain pump to start if the drain pump of the air conditioner is detected to meet the first start condition, the method further includes: Obtain the target ambient humidity value corresponding to the air conditioner after the specified running time, and the pre-created mapping relationship between the preset duration and the ambient humidity value; Based on the target ambient humidity value and the mapping relationship, a target preset duration corresponding to the target ambient humidity value is determined; Based on the target preset duration, the step of determining whether the running time is greater than or equal to the target preset duration is executed.

7. An air conditioner drain pump control device, applied to an air conditioner, characterized in that, The air conditioning drain pump control device includes: The first control module is used to control the drain pump to start in the cooling mode if the drain pump of the air conditioner meets the first start condition, and to obtain the first comparison result between the inner pipe temperature of the air conditioner and the air dew point temperature. The second control module is used to maintain the drain pump in the open state if the first comparison result is that the inner pipe temperature is greater than the air dew point temperature, and further obtain a second comparison result between the operating current of the drain pump and a preset current, and control the drain pump to open or close according to the second comparison result. The fourth control module is used to: obtain a third comparison result between the operating frequency of the air conditioner's compressor and a preset frequency; If the third comparison result indicates that the operating frequency is greater than the preset frequency, then the drainage pump is controlled to remain on. If the third comparison result is that the operating frequency is less than or equal to the preset frequency, then the step of obtaining the first comparison result between the internal pipe temperature of the air conditioner and the air dew point temperature is executed.

8. A computer-readable storage medium, characterized in that, The computer-readable storage medium stores a plurality of instructions adapted for loading by a processor to execute the air conditioning drain pump control method according to any one of claims 1 to 6.

9. An electronic device, characterized in that, The device includes a processor and a memory, the memory storing multiple instructions, and the processor loading the instructions to execute the air conditioning drain pump control method according to any one of claims 1 to 6.

Citation Information

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