CN105508201A - Control method, controller and control system for electric heating belt in air conditioner compressor - Google Patents
Control method, controller and control system for electric heating belt in air conditioner compressor Download PDFInfo
- Publication number
- CN105508201A CN105508201A CN201510860871.5A CN201510860871A CN105508201A CN 105508201 A CN105508201 A CN 105508201A CN 201510860871 A CN201510860871 A CN 201510860871A CN 105508201 A CN105508201 A CN 105508201A
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- Prior art keywords
- heat tape
- compressor
- temperature
- air condition
- surface temperature
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B39/00—Component parts, details, or accessories, of pumps or pumping systems specially adapted for elastic fluids, not otherwise provided for in, or of interest apart from, groups F04B25/00 - F04B37/00
- F04B39/06—Cooling; Heating; Prevention of freezing
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04B—POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS
- F04B49/00—Control, e.g. of pump delivery, or pump pressure of, or safety measures for, machines, pumps, or pumping installations, not otherwise provided for, or of interest apart from, groups F04B1/00 - F04B47/00
- F04B49/06—Control using electricity
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a control method, controller and control system for an electric heating belt in an air conditioner compressor. The control method comprises the following steps of after an outdoor machine of an air conditioner is in a standby state or an operating state, obtaining the surface temperature of the air conditioner compressor; when the electric heating belt in the air conditioner compressor is not started, judging whether the obtained surface temperature of the compressor is lower than a predetermined start temperature of the electric heating belt or not; and if yes, starting the electric heating belt in the air conditioner compressor. Compared with the prior art, the control method, controller and control system for the electric heating belt in the air conditioner compressor, disclosed by the invention, have the advantages that the surface temperature of the compressor is obtained, and based on the obtained surface temperature of the compressor, the electric heating belt is controlled to be opened; compared with the prior art, the control method, controller and control system for the electric heating belt in the air conditioner compressor have the advantages that the stating time of the electric heating belt is shortened, so that the consumption of the electric heating belt is reduced. According to the control method, controller and control system for the electric heating belt disclosed by the invention, only one electric heating belt is needed, so that the cost pressure caused by a plurality of electric heating belts used in the prior art can be reduced.
Description
Technical field
The present invention relates to intelligent appliance technical field, be specifically related to the controlling method of heat tape in a kind of air condition compressor, controller and control system.
Background technique
In current air conditioner outdoor machine, the control procedure of the heat tape that compressor uses is as follows: determine after detecting ambient temperature residing for outdoor unit and compressor exhaust temperature that heat tape is opened or closed again, as depicted in figs. 1 and 2, detect the ambient temperature that is arranged on environment temperature inductance probe collection in air conditioner outdoor machine on condenser and detection and be arranged on the compressor exhaust temperature that the compressor air-discharging temp controller on compressor exhaust pipe gathers, as long as ambient temperature lower than 40 DEG C, just opens heat tape lower than 35 DEG C or compressor exhaust temperature.
Substantially under outdoor unit treats electricity (outdoor unit is in standby or starting state), heat tape is with regard to a direct-open, and in particularly winter in spring and autumn, not only waste energy (power consumption), and heat tape powers on also easy aged deterioration for a long time.
In order to solve heat tape easily this problem aging, existing solution is: reduce wall scroll heat tape power by reducing heat tape surface loading, thus increase the usage quantity of heat tape, but the cost compare of this solution is high; Nor it is energy-conservation.
Summary of the invention
Technical problem to be solved by this invention is prior art owing to using the electric heating of many low surface loadings to bring to prevent heat tape to power on for a long time aged deterioration, therefore makes the problem that air-conditioning cost raises.
For this purpose, first aspect, the present invention proposes the controlling method of heat tape in a kind of air condition compressor, comprising:
After air conditioner outdoor machine is in holding state or running state, obtain the surface temperature of described air condition compressor;
When heat tape in described air condition compressor does not start, judge whether the compressor surface temperature got is less than default heat tape start-up temperature;
If be less than described heat tape start-up temperature, then start the heat tape in described air condition compressor.
Optionally, described controlling method also comprises:
After starting the heat tape in described air condition compressor, judge whether the compressor surface temperature got is less than default heat tape closing temperature;
If be not less than described heat tape closing temperature, then close the heat tape in described air condition compressor, perform the compressor surface temperature that described judgement gets and whether be less than default heat tape start-up temperature, to determine whether to start the heat tape in described air condition compressor.
Optionally, the surface temperature of the described air condition compressor of described acquisition, comprising:
Obtain the compressor surface temperature being arranged on the temperature transducer in described air condition compressor on heat tape and gathering.
Optionally, the surface temperature of the described air condition compressor of described acquisition, comprising:
Obtain the compressor surface temperature that the temperature transducer be arranged on the non-heat tape of described air condition compressor gathers.
Second aspect, the present invention also discloses a kind of controller, comprising:
Acquiring unit, after being in holding state or running state at air conditioner outdoor machine, obtains the surface temperature of described air condition compressor;
Judging unit, when not starting for the heat tape in described air condition compressor, judges whether the compressor surface temperature that described acquiring unit gets is less than default heat tape start-up temperature;
Control unit, after judging that at described judging unit compressor surface temperature that described acquiring unit gets is less than described heat tape start-up temperature, starts the heat tape in described air condition compressor.
Optionally, described judging unit, also for after the heat tape that starts in described air condition compressor at described control unit, judges whether the compressor surface temperature that described acquiring unit gets is less than default heat tape closing temperature;
Described control unit, also for after starting the heat tape in described air condition compressor, after described judging unit judges that compressor surface temperature that described acquiring unit gets is not less than described heat tape closing temperature, close the heat tape in described air condition compressor.
Optionally, described acquiring unit, for obtaining the compressor surface temperature being arranged on the temperature transducer in described air condition compressor on electric heat tape and gathering.
Optionally, described acquiring unit, for obtaining the compressor surface temperature that the temperature transducer be arranged on the non-heat tape of described air condition compressor gathers.
The third aspect, the present invention also provides a kind of control system, comprising:
Controller as described in second aspect.
Optionally, described control system also comprises: the temperature transducer be connected with described controller; Described temperature transducer to be arranged in air condition compressor on heat tape or to be arranged in air condition compressor on non-heat tape.
Compared to prior art, the controlling method of heat tape, controller and control system in air condition compressor of the present invention, by obtaining the surface temperature of compressor, the unlatching of heat tape is controlled based on the compressor surface temperature got, decrease the energising duration of heat tape compared to existing technology, thus reducing the loss of heat tape, the present invention only needs a heat tape, can reduce the cost pressure that prior art is brought owing to using many heat tapes.
Further, the controlling method of heat tape, controller and control system in air condition compressor of the present invention, only a temperature transducer need be set on heat tape, need compared to existing technology an environment temperature inductance probe to be installed on condenser and on compressor exhaust pipe, a compressor air-discharging temp controller to be installed, the present invention saves air-conditioning cost of production further, improves air-conditioning manufacturing efficiency.
Further, the controlling method of heat tape, controller and control system in air condition compressor of the present invention, based on unlatching or the closedown of the numerical control heat tape of the temperature transducer be arranged on heat tape, compared to existing technology, in the present invention, heat tape does not need to power on for a long time, saved the energy (electric energy), heat tape is also not easy aged deterioration.
Accompanying drawing explanation
Fig. 1 is a kind of heat tape controlling method related in background technique;
Fig. 2 is the another kind of heat tape controlling method related in background technique;
The controlling method flow chart of heat tape in a kind of air condition compressor that Fig. 3 provides for the embodiment of the present invention;
The controlling method flow chart of heat tape in the another kind of air condition compressor that Fig. 4 provides for the embodiment of the present invention;
A kind of controller architecture figure that Fig. 5 provides for the embodiment of the present invention;
A kind of Control system architecture figure that Fig. 6 provides for the embodiment of the present invention.
Embodiment
For making the object of the embodiment of the present invention, technological scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, the technological scheme in the embodiment of the present invention is clearly described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.
As shown in Figure 3, the present embodiment discloses the controlling method of heat tape in a kind of air condition compressor, and this controlling method can comprise the following steps 301 to 303:
301, after air conditioner outdoor machine is in holding state or running state, the surface temperature of air condition compressor is obtained.Air condition compressor is arranged in air conditioner outdoor machine.
302, when the heat tape in air condition compressor does not start, judge whether the compressor surface temperature got is less than default heat tape start-up temperature; If be less than heat tape start-up temperature, then perform step 303.
303, the heat tape in described air condition compressor is started.
In the present embodiment, in step 302, if be not less than default heat tape start-up temperature, then do not start the heat tape in air condition compressor.
Compared to prior art, the controlling method of heat tape in air condition compressor in the present embodiment, by obtaining the surface temperature of compressor, the unlatching of heat tape is controlled based on the compressor surface temperature got, decrease the energising duration of heat tape compared to existing technology, thus reducing the loss of heat tape, the present invention only needs a heat tape, can reduce the cost pressure that prior art is brought owing to using many heat tapes.
In a concrete example, as shown in Figure 4, described controlling method also can comprise step 304 and 305:
304, after starting the heat tape in air condition compressor, judge whether the compressor surface temperature got is less than default heat tape closing temperature; If be not less than heat tape closing temperature, then perform step 305.
305, close the heat tape in described air condition compressor, perform step 302, to determine whether to start the heat tape in air condition compressor.
In the present embodiment, in step 304, if be less than default heat tape closing temperature, then do not close heat tape.
In a concrete example, " obtain the surface temperature of air condition compressor " in step 301, comprising: obtain the compressor surface temperature being arranged on the temperature transducer in air condition compressor on heat tape and gathering.In the present embodiment, the heat tape start-up temperature preset is 25 DEG C.
It should be noted that, in the present embodiment, heat tape start-up temperature is 25 DEG C and is only and illustrates, the present embodiment does not limit the occurrence of heat tape start-up temperature, and those skilled in the art can set heat tape start-up temperature according to actual conditions.
The controlling method of heat tape in air condition compressor in the present embodiment, only a temperature transducer need be set on heat tape, need compared to existing technology an environment temperature inductance probe to be installed on condenser and on compressor exhaust pipe, a compressor air-discharging temp controller to be installed, the present invention saves air-conditioning cost of production further, improves air-conditioning manufacturing efficiency.
Further, the controlling method of heat tape in air condition compressor in the present embodiment, based on unlatching or the closedown of the numerical control heat tape of the temperature transducer be arranged on heat tape, compared to existing technology, in the present embodiment due to heat tape start-up temperature arrange lower, so heat tape does not need to power on for a long time, saved the energy (electric energy), heat tape is also not easy aged deterioration.
In a concrete example, temperature transducer can be arranged on the non-heat tape of compressor, " obtain the surface temperature of air condition compressor " in step 301, comprising: obtain the compressor surface temperature that the temperature transducer be arranged on the non-heat tape of air condition compressor gathers.For example, temperature transducer can be arranged on compressor case.
The controlling method of heat tape in air condition compressor in the present embodiment, only a temperature transducer need be set on the non-heat tape of compressor, need compared to existing technology an environment temperature inductance probe to be installed on condenser and on compressor exhaust pipe, a compressor air-discharging temp controller to be installed, further saving air-conditioning cost of production, improves air-conditioning manufacturing efficiency.
As shown in Figure 5, the present embodiment discloses a kind of controller, and this controller can perform the step of above-mentioned controlling method, specifically can comprise with lower unit: acquiring unit 51, judging unit 52 and control unit 53.
Acquiring unit 51, after being in holding state or running state at air conditioner outdoor machine, obtains the surface temperature of air condition compressor.
Judging unit 52, when not starting for the heat tape in air condition compressor, judges whether the compressor surface temperature that described acquiring unit 51 gets is less than default heat tape start-up temperature.
Control unit 53, after judging that at described judging unit 52 compressor surface temperature that described acquiring unit 51 gets is less than described heat tape start-up temperature, starts the heat tape in described air condition compressor.
Compared to prior art, controller in the present embodiment, by obtaining the surface temperature of compressor, the unlatching of heat tape is controlled based on the compressor surface temperature got, decrease the energising duration of heat tape compared to existing technology, thus reducing the loss of heat tape, the present invention only needs a heat tape, can reduce the cost pressure that prior art is brought owing to using many heat tapes.
In a concrete example, described judging unit 52, also for after described control unit 53 starts the heat tape in described air condition compressor, judge whether the compressor surface temperature that described acquiring unit 51 gets is less than default heat tape closing temperature.
Described control unit 53, also for after starting the heat tape in described air condition compressor, after described judging unit 52 judges that compressor surface temperature that described acquiring unit 51 gets is not less than described heat tape closing temperature, close the heat tape in described air condition compressor.
In a concrete example, described acquiring unit 51, for obtaining the compressor surface temperature being arranged on the temperature transducer in air condition compressor on heat tape and gathering.
In the present embodiment, the heat tape start-up temperature preset is 25 DEG C.
Controller in the present embodiment, only a temperature transducer need be set on heat tape, need compared to existing technology an environment temperature inductance probe to be installed on condenser and on compressor exhaust pipe, a compressor air-discharging temp controller to be installed, the present invention saves air-conditioning cost of production further, improves air-conditioning manufacturing efficiency.
Further, controller in the present embodiment, based on unlatching or the closedown of the numerical control heat tape of the temperature transducer be arranged on heat tape, compared to existing technology, in the present embodiment due to heat tape start-up temperature arrange lower, so heat tape does not need to power on for a long time, saved the energy (electric energy), heat tape is also not easy aged deterioration.
In a concrete example, described acquiring unit 51, for obtaining the compressor surface temperature that the temperature transducer be arranged on the non-heat tape of described air condition compressor gathers.For example, temperature transducer can be arranged on compressor case.
Controller in the present embodiment, only a temperature transducer need be set on the non-heat tape of compressor, need compared to existing technology an environment temperature inductance probe to be installed on condenser and on compressor exhaust pipe, a compressor air-discharging temp controller to be installed, further saving air-conditioning cost of production, improves air-conditioning manufacturing efficiency.
As shown in Figure 6, the present embodiment discloses a kind of control system, and this control system can comprise: temperature transducer 61 and controller as shown in Figure 5 62, and described temperature transducer 61 connects described controller 62.
Temperature transducer 61 to be arranged in air condition compressor on heat tape or to be arranged in air condition compressor on non-heat tape.
In a concrete example, the head rubber place of heat tape is provided with counterbore; Temperature transducer 61 is arranged in the counterbore at head rubber place of described heat tape.When heat tape is bundled in compressor surface, temperature transducer 61 is pushed down by it and is tightly fixedly covered in compressor surface.
In the present embodiment, heat tape head rubber core has a through hole for outlet.
Compared to prior art, control system in the present embodiment, by obtaining the surface temperature of compressor, the unlatching of heat tape is controlled based on the compressor surface temperature got, decrease the energising duration of heat tape compared to existing technology, thus reducing the loss of heat tape, the present invention only needs a heat tape, can reduce the cost pressure that prior art is brought owing to using many heat tapes.
Further, control system in the present embodiment, only a temperature transducer need be set on heat tape, need compared to existing technology an environment temperature inductance probe to be installed on condenser and on compressor exhaust pipe, a compressor air-discharging temp controller to be installed, the present invention saves air-conditioning cost of production further, improves air-conditioning manufacturing efficiency.
Further, control system in the present embodiment, based on unlatching or the closedown of the numerical control heat tape of the temperature transducer be arranged on heat tape, compared to existing technology, in the present invention, heat tape does not need to power on for a long time, saved the energy (electric energy), heat tape is also not easy aged deterioration.
It will be understood by those skilled in the art that and each unit combination in product embodiments can be become a unit, and multiple subelement can be put them in addition.Except at least some in such feature and/or process or unit is mutually exclusive part, any combination can be adopted to combine all processes of features all disclosed in this specification and so disclosed any method or equipment or unit.Unless expressly stated otherwise, each feature disclosed in this specification can by providing identical, alternative features that is equivalent or similar object replaces.
In addition, those skilled in the art can understand, although embodiments more described herein to comprise in other embodiment some included feature instead of further feature, the combination of the feature of different embodiment means and to be within scope of the present invention and to form different embodiments.
All parts embodiment of the present invention with hardware implementing, or can realize with the software module run on one or more processor, or realizes with their combination.It will be understood by those of skill in the art that the some or all functions that microprocessor or DSP digital signal processor (DSP) can be used in practice to realize the some or all parts according to the embodiment of the present invention.The present invention can also be embodied as part or all equipment for performing method as described herein or device program (such as, computer program and computer program).
Although describe embodiments of the present invention by reference to the accompanying drawings, but those skilled in the art can make various modifications and variations without departing from the spirit and scope of the present invention, such amendment and modification all fall into by within claims limited range.
Claims (10)
1. the controlling method of heat tape in air condition compressor, is characterized in that, comprising:
After air conditioner outdoor machine is in holding state or running state, obtain the surface temperature of described air condition compressor;
When heat tape in described air condition compressor does not start, judge whether the compressor surface temperature got is less than default heat tape start-up temperature;
If be less than described heat tape start-up temperature, then start the heat tape in described air condition compressor.
2. controlling method according to claim 1, is characterized in that, described controlling method also comprises:
After starting the heat tape in described air condition compressor, judge whether the compressor surface temperature got is less than default heat tape closing temperature;
If be not less than described heat tape closing temperature, then close the heat tape in described air condition compressor, perform the compressor surface temperature that described judgement gets and whether be less than default heat tape start-up temperature, to determine whether to start the heat tape in described air condition compressor.
3. controlling method according to claim 1 and 2, is characterized in that, the surface temperature of the described air condition compressor of described acquisition, comprising:
Obtain the compressor surface temperature being arranged on the temperature transducer in described air condition compressor on heat tape and gathering.
4. controlling method according to claim 1 and 2, is characterized in that, the surface temperature of the described air condition compressor of described acquisition, comprising:
Obtain the compressor surface temperature that the temperature transducer be arranged on the non-heat tape of described air condition compressor gathers.
5. a controller, is characterized in that, comprising:
Acquiring unit, after being in holding state or running state at air conditioner outdoor machine, obtains the surface temperature of described air condition compressor;
Judging unit, when not starting for the heat tape in described air condition compressor, judges whether the compressor surface temperature that described acquiring unit gets is less than default heat tape start-up temperature;
Control unit, after judging that at described judging unit compressor surface temperature that described acquiring unit gets is less than described heat tape start-up temperature, starts the heat tape in described air condition compressor.
6. controller according to claim 5, is characterized in that,
Described judging unit, also for after the heat tape that starts in described air condition compressor at described control unit, judges whether the compressor surface temperature that described acquiring unit gets is less than default heat tape closing temperature;
Described control unit, also for after starting the heat tape in described air condition compressor, after described judging unit judges that compressor surface temperature that described acquiring unit gets is not less than described heat tape closing temperature, close the heat tape in described air condition compressor.
7. the controller according to claim 5 or 6, is characterized in that, described acquiring unit, for obtaining the compressor surface temperature being arranged on the temperature transducer in described air condition compressor on heat tape and gathering.
8. the controller according to claim 5 or 6, is characterized in that, described acquiring unit, for obtaining the compressor surface temperature that the temperature transducer be arranged on the non-heat tape of described air condition compressor gathers.
9. a control system, is characterized in that, comprising:
Controller as described in any one of claim 5 to 8.
10. control system according to claim 9, is characterized in that, described control system also comprises: the temperature transducer be connected with described controller; Described temperature transducer to be arranged in air condition compressor on heat tape or to be arranged in air condition compressor on non-heat tape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510860871.5A CN105508201B (en) | 2015-11-30 | 2015-11-30 | The control method of heat tape, controller and control system in compressor of air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510860871.5A CN105508201B (en) | 2015-11-30 | 2015-11-30 | The control method of heat tape, controller and control system in compressor of air conditioner |
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| CN105508201A true CN105508201A (en) | 2016-04-20 |
| CN105508201B CN105508201B (en) | 2017-06-27 |
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| CN201510860871.5A Active CN105508201B (en) | 2015-11-30 | 2015-11-30 | The control method of heat tape, controller and control system in compressor of air conditioner |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106016606A (en) * | 2016-05-25 | 2016-10-12 | 珠海格力电器股份有限公司 | Control method and device for electric heating belt of air conditioner compressor |
| CN106091248A (en) * | 2016-06-13 | 2016-11-09 | 珠海格力电器股份有限公司 | Electric heating control method and device for air conditioner compressor |
| CN106247684A (en) * | 2016-08-12 | 2016-12-21 | 珠海格力电器股份有限公司 | Method and device for heating refrigeration oil of compressor and compressor |
| CN106288569A (en) * | 2016-08-17 | 2017-01-04 | 珠海格力电器股份有限公司 | Air conditioner and electric heating belt control method and device thereof |
| CN109612023A (en) * | 2018-12-12 | 2019-04-12 | 宁波奥克斯电气股份有限公司 | A kind of compressor heating tape control method and air conditioner |
| CN110360713A (en) * | 2018-04-09 | 2019-10-22 | 珠海格力电器股份有限公司 | Air conditioner control method and device based on weather and air conditioner |
| CN110410305A (en) * | 2019-07-23 | 2019-11-05 | 珠海格力电器股份有限公司 | Compressor temperature control device based on semiconductor thermocouple |
| CN110953144A (en) * | 2019-12-23 | 2020-04-03 | 珠海格力电器股份有限公司 | Electric heating power supply system, air conditioning system and operation method thereof |
| CN111156749A (en) * | 2019-12-25 | 2020-05-15 | 珠海格力电器股份有限公司 | Compressor, control method of compressor and computer readable storage medium |
| WO2022267777A1 (en) * | 2021-06-22 | 2022-12-29 | 青岛海尔空调器有限总公司 | Method and device for preheating heat preservation cotton of air conditioner, air conditioner, and air conditioning system |
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| CN106016606A (en) * | 2016-05-25 | 2016-10-12 | 珠海格力电器股份有限公司 | Control method and device for electric heating belt of air conditioner compressor |
| CN106016606B (en) * | 2016-05-25 | 2019-05-14 | 珠海格力电器股份有限公司 | Control method and device for electric heating belt of air conditioner compressor |
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| CN106247684A (en) * | 2016-08-12 | 2016-12-21 | 珠海格力电器股份有限公司 | Method and device for heating refrigeration oil of compressor and compressor |
| CN106247684B (en) * | 2016-08-12 | 2018-11-02 | 珠海格力电器股份有限公司 | Method and device for heating refrigeration oil of compressor and compressor |
| CN106288569A (en) * | 2016-08-17 | 2017-01-04 | 珠海格力电器股份有限公司 | Air conditioner and electric heating belt control method and device thereof |
| CN110360713A (en) * | 2018-04-09 | 2019-10-22 | 珠海格力电器股份有限公司 | Air conditioner control method and device based on weather and air conditioner |
| CN110360713B (en) * | 2018-04-09 | 2020-06-16 | 珠海格力电器股份有限公司 | Air conditioner control method and device based on weather and air conditioner |
| CN109612023A (en) * | 2018-12-12 | 2019-04-12 | 宁波奥克斯电气股份有限公司 | A kind of compressor heating tape control method and air conditioner |
| CN110410305A (en) * | 2019-07-23 | 2019-11-05 | 珠海格力电器股份有限公司 | Compressor temperature control device based on semiconductor thermocouple |
| CN110953144A (en) * | 2019-12-23 | 2020-04-03 | 珠海格力电器股份有限公司 | Electric heating power supply system, air conditioning system and operation method thereof |
| CN111156749A (en) * | 2019-12-25 | 2020-05-15 | 珠海格力电器股份有限公司 | Compressor, control method of compressor and computer readable storage medium |
| WO2022267777A1 (en) * | 2021-06-22 | 2022-12-29 | 青岛海尔空调器有限总公司 | Method and device for preheating heat preservation cotton of air conditioner, air conditioner, and air conditioning system |
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