CN-117029186-B - Self-cleaning control method, device and system based on air conditioner and air conditioner

CN117029186BCN 117029186 BCN117029186 BCN 117029186BCN-117029186-B

Abstract

The invention discloses a self-cleaning control method, a self-cleaning control device and a self-cleaning control system based on an air conditioner and the air conditioner, wherein the self-cleaning control method comprises entering a self-cleaning mode of the air conditioner, and the self-cleaning mode sequentially comprises a frosting process and a defrosting process; the method comprises the steps of respectively obtaining the inner tube temperature of an air conditioner evaporator after the frosting process and the indoor environment temperature, calculating to obtain a first temperature variation difference value, taking the first temperature variation difference value as a current temperature variation difference value, judging whether the current temperature variation difference value is smaller than a preset threshold value, if so, starting a compressor of the air conditioner and not starting an inner fan of the air conditioner to perform defrosting operation, and if not, starting the compressor and the inner fan of the air conditioner at the same time to perform defrosting operation. According to the invention, whether the current temperature change value of the air conditioner meets the preset threshold value is judged, and the switches of the compressor and the inner fan of the air conditioner are dynamically adjusted according to the current temperature change value, so that the energy consumption of the air conditioner is reduced, and the working efficiency of the air conditioner is greatly improved.

Inventors

SONG PENG
ZHANG HUABO
LIN CHAOJIE
AN ZHI
CHEN PENGYU
PAN ZHENGWEI

Assignees

珠海格力电器股份有限公司

Dates

Publication Date: 20260512
Application Date: 20230817

Claims (9)

1. The self-cleaning control method based on the air conditioner is characterized by comprising the following steps of: receiving an instruction of a user to enter a self-cleaning mode of the air conditioner, wherein the self-cleaning mode sequentially comprises a frosting process and a defrosting process; Respectively acquiring the temperature of an inner tube of the air conditioner evaporator and the indoor environment temperature after the frosting process; calculating a first temperature change difference value according to the inner tube temperature and the environment temperature, and taking the first temperature change difference value as a current temperature change difference value; a defrosting process, namely judging whether the current temperature change difference value is smaller than a preset threshold value, if yes, starting a compressor of the air conditioner, and not starting an inner fan of the air conditioner to perform defrosting operation; And if the current temperature change difference value is greater than or equal to a preset threshold value, simultaneously starting a compressor and an inner fan of the air conditioner to perform defrosting operation, wherein when the current temperature change difference value is greater than the preset threshold value, the compressor and the inner fan of the air conditioner are simultaneously started, and the power of the inner fan is regulated according to the current temperature change difference value, and the power of the inner fan is greater when the current temperature change difference value is greater.
2. The air conditioner-based self-cleaning control method according to claim 1, further comprising: And circularly monitoring the temperature of the inner tube and the ambient temperature after the defrosting operation, calculating to obtain a second temperature change difference value, taking the second temperature change difference value as a current temperature change difference value, and continuing the defrosting process until the defrosting process is finished.
3. The self-cleaning control method based on an air conditioner according to claim 1, wherein the self-cleaning mode further comprises a drying process located after the defrosting process, the self-cleaning control method based on an air conditioner further comprising: And before entering the drying process, starting the inner fan and operating for a preset time period.
4. The air conditioner-based self-cleaning control method according to claim 1, wherein if the current temperature variation difference value is smaller than a preset threshold value, turning on a compressor of the air conditioner and not turning on an inner fan of the air conditioner to perform a defrosting operation, comprising: and when the current temperature change difference value is larger than 0 degree and smaller than a preset threshold value, starting the compressor and not starting the inner fan so as to perform defrosting operation.
5. The air conditioner-based self-cleaning control method according to claim 1, wherein the inner fan comprises a plurality of gears, each gear corresponding to a threshold range; the adjusting the power of the inner fan according to the current temperature change difference value comprises the following steps: Determining a threshold range to which the current temperature variation difference value belongs according to the current temperature variation difference value; And adjusting the inner fan to a corresponding gear according to the threshold range.
6. The air conditioner-based self-cleaning control method according to claim 1, wherein the calculating a first temperature variation difference value according to the inner tube temperature and the ambient temperature comprises: the first temperature variation difference Δt is calculated as follows: Δt=t Inner ring - T Pipe temperature , wherein T Inner ring represents the ambient temperature and T Pipe temperature represents the inner tube temperature.
7. An air conditioner-based self-cleaning control device, characterized by comprising: a mode entering unit for receiving a user's instruction to enter a self-cleaning mode of the air conditioner; the self-cleaning mode sequentially comprises a frosting process and a defrosting process; the data acquisition unit is used for respectively acquiring the temperature of the inner tube of the air conditioner evaporator and the indoor environment temperature after the frosting process; the data calculation unit is used for calculating a first temperature change difference value according to the inner tube temperature and the environment temperature, and taking the first temperature change difference value as a current temperature change difference value; The defrosting flow unit is used for judging whether the current temperature change difference value is smaller than a preset threshold value, if yes, starting a compressor of the air conditioner and not starting an inner fan of the air conditioner to perform defrosting operation, and if not, starting the compressor of the air conditioner and the inner fan at the same time to perform defrosting operation; The defrosting flow unit is specifically configured to, when the current temperature variation difference value is greater than a preset threshold value, start a compressor and an inner fan of an air conditioner at the same time, and adjust power of the inner fan according to the current temperature variation difference value, where the greater the current temperature variation difference value is, the greater the power of the inner fan is.
8. An air conditioning system comprising the air conditioning-based self-cleaning control device according to claim 7.
9. An air conditioner comprising a memory, a processor and a computer program stored on the memory and executable on the processor, wherein the processor implements the air conditioner-based self-cleaning control method according to any one of claims 1 to 6 when executing the computer program.

Description

Self-cleaning control method, device and system based on air conditioner and air conditioner Technical Field The invention relates to the technical field of air conditioners, in particular to a self-cleaning control method, device and system based on an air conditioner and the air conditioner. Background The defrosting operation of the traditional air conditioner is carried out periodically according to fixed time intervals or carried out for a long time according to fixed time length, the whole control process is fixed under different environments, dynamic adjustment cannot be carried out according to actual frosting conditions, for example, a compressor or an inner fan is started under the condition that defrosting is not needed actually, so that energy waste is caused, the starting of the compressor consumes larger electric energy, the electric energy consumption of the air conditioner can be increased when the air conditioner is operated for a long time, the energy efficiency of the air conditioner is reduced, the fixed defrosting operation of the traditional air conditioner cannot be adjusted according to the change of the environmental temperature, and therefore the actual requirements under different conditions cannot be met, and the working efficiency of the air conditioner is greatly reduced. Disclosure of Invention The embodiment of the invention provides a self-cleaning control method, device and system based on an air conditioner and the air conditioner, and aims to solve the problem that in the prior art, the air conditioner cannot dynamically adjust defrosting operation according to the ambient temperature, and the energy consumption of the air conditioner is high, so that the working efficiency of the air conditioner is reduced. In a first aspect, an embodiment of the present invention provides a self-cleaning control method based on an air conditioner, including: receiving an instruction of a user to enter a self-cleaning mode of the air conditioner, wherein the self-cleaning mode sequentially comprises a frosting process and a defrosting process; Respectively acquiring the temperature of an inner tube of the air conditioner evaporator and the indoor environment temperature after the frosting process; calculating a first temperature change difference value according to the inner tube temperature and the environment temperature, and taking the first temperature change difference value as a current temperature change difference value; And a defrosting process, namely judging whether the current temperature change difference value is smaller than a preset threshold value, if so, starting a compressor of the air conditioner and not starting an inner fan of the air conditioner to perform defrosting operation, and if not, starting the compressor of the air conditioner and the inner fan at the same time to perform defrosting operation. In a second aspect, an embodiment of the present invention provides a self-cleaning control device based on an air conditioner, including: a mode entering unit for receiving a user's instruction to enter a self-cleaning mode of the air conditioner; the self-cleaning mode sequentially comprises a frosting process and a defrosting process; the data acquisition unit is used for respectively acquiring the temperature of the inner tube of the air conditioner evaporator and the indoor environment temperature after the frosting process; the data calculation unit is used for calculating a first temperature change difference value according to the inner tube temperature and the environment temperature, and taking the first temperature change difference value as a current temperature change difference value; And the defrosting flow unit is used for judging whether the current temperature change difference value is smaller than a preset threshold value, if so, starting a compressor of the air conditioner and not starting an inner fan of the air conditioner to perform defrosting operation, and if not, starting the compressor of the air conditioner and the inner fan at the same time to perform defrosting operation. In a third aspect, an embodiment of the present invention provides an air conditioning system, including the self-cleaning control device based on air conditioning according to the second aspect. In a fourth aspect, an embodiment of the present invention provides an air conditioner, where the air conditioner stores a computer program, and when the computer program is executed by a processor, the self-cleaning control method based on the air conditioner of the first aspect is implemented. The embodiment of the invention provides a self-cleaning control method based on an air conditioner, which comprises entering a self-cleaning mode of the air conditioner, wherein the self-cleaning mode sequentially comprises a frosting process and a defrosting process, respectively obtaining the inner tube temperature of an air conditioner evaporator after the frosting process and the