CN108759020B - Air-conditioner control method and air conditioner - Google Patents

Air-conditioner control method and air conditioner Download PDF

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Publication number
CN108759020B
CN108759020B CN201810478640.1A CN201810478640A CN108759020B CN 108759020 B CN108759020 B CN 108759020B CN 201810478640 A CN201810478640 A CN 201810478640A CN 108759020 B CN108759020 B CN 108759020B
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China
Prior art keywords
frequency
compressor
air
control method
fluctuation
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CN201810478640.1A
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CN108759020A (en
Inventor
闫大富
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Midea Group Co Ltd
GD Midea Air Conditioning Equipment Co Ltd
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Midea Group Co Ltd
Guangdong Midea Refrigeration Equipment Co Ltd
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Priority to CN201810478640.1A priority Critical patent/CN108759020B/en
Publication of CN108759020A publication Critical patent/CN108759020A/en
Priority to PCT/CN2018/118392 priority patent/WO2019218642A1/en
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    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24HEATING; RANGES; VENTILATING
    • F24FAIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00Control or safety arrangements
    • F24F11/70Control systems characterised by their outputs; Constructional details thereof
    • F24F11/80Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
    • F24F11/86Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling compressors within refrigeration or heat pump circuits
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B2600/00Control issues
    • F25B2600/02Compressor control
    • F25B2600/021Inverters therefor

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Conditioning Control Device (AREA)

Abstract

The present invention discloses a kind of air-conditioner control method and air conditioner, wherein air-conditioner control method obtains compressor frequency reducing and instruct corresponding first object running frequency M the following steps are included: when receiving compressor frequency reducing instruction;When first object running frequency is lower than preset threshold frequency N, control compressor is run according to preset fluctuation model, under fluctuation model, the running frequency of compressor fluctuation in frequency range [M, K*N], wherein K is more than or equal to 1.This air-conditioner control method can be improved comfort of the air conditioner when limiting Power operation.

Description

Air-conditioner control method and air conditioner
Technical field
The present invention relates to air conditioner technical field, in particular to a kind of air-conditioner control method and air conditioner.
Background technique
In some low developed areas, since power grid infrastructure more falls behind, it may appear that limitation household electricity power shows Shape.If household electricity general power is more than limitation performance number, it just will appear the case where air switch disconnects.Wherein, air conditioner category In high-power electric appliance, when household electrical appliances other in family are in the open state, if opening air conditioner, air switch substantially can There is a phenomenon where disconnect.
For avoid the occurrence of air conditioner open when, air switch disconnect the case where, the prior art proposes a kind of air conditioner control Scheme processed.That is, first detecting current household electricity total current, and current household electricity is always electric before opening air conditioner It flows the operating current after opening with air conditioner to be added, obtains the household electricity total current after air conditioner is opened.If air conditioner is opened Household electricity total current after opening is greater than the resistance to flow valuve of air switch, then control air conditioner is according to low frequency limit power mode fortune Row, so that the household electricity total current after air conditioner unlatching is less than the resistance to flow valuve of air switch.
In this manner it is possible to solve the problems, such as to cause air switch to disconnect because air conditioner is opened.However, for a long time according to low frequency Power mode operation is limited, will affect the refrigeration effect of air conditioner, comfort is poor.
Summary of the invention
The main object of the present invention is to provide a kind of air-conditioner control method, it is intended to improve air conditioner when limiting Power operation Comfort.
To achieve the above object, the present invention proposes a kind of air-conditioner control method, and the air conditioner includes compressor, described Air-conditioner control method the following steps are included:
When receiving compressor frequency reducing instruction, obtains compressor frequency reducing and instruct corresponding first object running frequency M;
When the first object running frequency M is lower than preset threshold frequency N, the compressor is controlled according to preset Fluctuation model operation, under the fluctuation model, the fluctuation in frequency range [M, K*N] of the running frequency of the compressor, In, the K is more than or equal to 1.
Preferably, the compressor also has frequency limit mode, is lower than preset threshold value in the first object running frequency M It is described when the first object running frequency M is lower than preset threshold frequency N when frequency N, the compressor is controlled according to pre- If fluctuation model operation, under the fluctuation model, the running frequency of the compressor is in frequency range [M, K*N] interior wave It is dynamic, wherein the step of K is more than or equal to 1 further include:
The compressor is controlled according to preset fluctuation model and preset frequency limit mode alternate run, in the frequency limit mould Under formula, the running frequency of the compressor is the first object running frequency M.
Preferably, when the control compressor is run according to fluctuation model, the air-conditioner control method is also wrapped It includes:
When receiving compressor frequency reducing instruction, the compressor frequency reducing instruction is shielded.
Preferably, when the control compressor is according to frequency limit mode operation, the air-conditioner control method is also wrapped It includes:
When receiving compressor frequency reducing instruction, the operation frequency of the compressor is controlled according to compressor frequency reducing instruction Rate is reduced to the second target operating frequency.
Preferably, described when the first object running frequency M is lower than preset threshold frequency N, control the compression Machine is run according to preset fluctuation model, and under the fluctuation model, the running frequency of the compressor is in frequency range [M, K* N] in fluctuation, wherein the K be more than or equal to 1 the step of after further include:
When receiving the instruction of compressor raising frequency, the operation frequency of the compressor is controlled according to compressor raising frequency instruction Rate is increased to third target operating frequency;
Judge whether the third target operating frequency is less than preset threshold frequency;
Continue if so, controlling the compressor according to preset fluctuation model and preset frequency limit mode alternate run;
It is run if it is not, then controlling the compressor according to the third target operating frequency.
Preferably, described when the first object running frequency M is lower than preset threshold frequency N, control the compression Machine is run according to preset fluctuation model, and under the fluctuation model, the running frequency of the compressor is in frequency range [M, K* N] in fluctuation, wherein the K be more than or equal to 1 the step of after further include:
When receiving shutdown command, compressor or air conditioner shutdown are controlled.
Preferably, the air conditioner further includes blower, it is described the first object running frequency be less than it is described preset It is described when the first object running frequency M is lower than preset threshold frequency N when threshold frequency, it controls the compressor and presses It is run according to preset fluctuation model, under the fluctuation model, the running frequency of the compressor is in frequency range [M, K*N] Fluctuation, wherein the step of K is more than or equal to 1 further include:
The wind speed of the blower is set according to the first object running frequency of the compressor.
Preferably, the control compressor is run according to preset fluctuation model, described under the fluctuation model The running frequency of compressor specifically includes the step of fluctuation in frequency range [M, K*N]:
The running frequency of the compressor is controlled in cyclically-varying, and the maximum frequency of operation of the compressor is K*N, The minimum running frequency of the compressor is M.
Preferably, it is executing described when receiving compressor frequency reducing instruction, is obtaining compressor frequency reducing instruction corresponding the Before the step of one target operating frequency M, the air-conditioner control method the following steps are included:
Obtain current home electricity consumption general power;
When the current home electricity consumption general power is greater than preset threshold power, triggering compressor frequency reducing instruction.
Corresponding, the present invention also proposes a kind of air conditioner, including receiving module, compressor, blower, processor, memory And the air conditioner of storage in the memory controls program, when air conditioner control program is executed by the processor, The step of realizing air-conditioner control method as described above;Wherein, the receiving module refers to for receiving the compressor raising frequency It enables, shutdown command and compressor frequency reducing instruction.
In this air-conditioner control method, when receiving compressor frequency reducing instruction, it is corresponding to obtain compressor frequency reducing instruction First object running frequency M;And when first object running frequency M is lower than preset threshold frequency N, compressor is controlled according to pre- If fluctuation model operation.Wherein, under fluctuation model, the running frequency of compressor fluctuation, K in frequency range [M, K*N] More than or equal to 1.This way it is secured that the running frequency of compressor is higher than first object running frequency, to avoid pressing Contracting captain's phase low-frequency operation improves comfort of the air conditioner when limiting Power operation.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with The structure shown according to these attached drawings obtains other attached drawings.
Fig. 1 is the flow diagram of one embodiment of the air condition of that present invention control method;
Fig. 2 is the flow diagram of another embodiment of the air condition of that present invention control method;
Fig. 3 is the flow diagram of the another embodiment of the air condition of that present invention control method.
The embodiments will be further described with reference to the accompanying drawings for the realization, the function and the advantages of the object of the present invention.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete Site preparation description, it is clear that described embodiment is only a part of the embodiments of the present invention, instead of all the embodiments.Base Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts it is all its His embodiment, shall fall within the protection scope of the present invention.
It is to be appreciated that the description for being related to " first ", " second " etc. in the present invention is used for description purposes only, and cannot understand For its relative importance of indication or suggestion or implicitly indicate the quantity of indicated technical characteristic.Define as a result, " first ", The feature of " second " can explicitly or implicitly include at least one of the features.In addition, the technical side between each embodiment Case can be combined with each other, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution Conflicting or cannot achieve when occur will be understood that the combination of this technical solution is not present, also not the present invention claims guarantor Within the scope of shield.
The present invention proposes a kind of air-conditioner control method.
Referring to Fig. 1, in one embodiment, air-conditioner control method the following steps are included:
S100 obtains compressor frequency reducing and instructs corresponding first object operation frequency when receiving compressor frequency reducing instruction Rate M.
Here, compressor frequency reducing instruction includes that quick frequency reducing instructs and the instruction of frequency reducing at a slow speed.
In one embodiment, first object running frequency, be compressor normal operating frequency and frequency reducing instruction corresponding to Frequency reducing frequency difference.That is, first object running frequency=compressor normal operating frequency-corresponding frequency reducing of frequency reducing instruction Frequency.For example, the normal operating frequency of compressor is 120Hz when air conditioner works normally, the frequency reducing instruction being currently received Corresponding frequency reducing frequency is 40Hz, then first object running frequency is exactly 120Hz-40Hz=80Hz.In other words, this implementation In example, frequency reducing instruction refers to that compressor needs to reduce much frequencies.
It should be noted that the normal operating frequency of compressor is not a fixed value for convertible frequency air-conditioner, receive The time point instructed to frequency reducing is different, and the normal operating frequency of compressor may be also different.In addition, the normal operation frequency of compressor Rate also to related, the described herein 120Hz of parameters such as the power of air conditioner, cryogenic temperature, only to illustrate first object The calculation method of running frequency.
In another embodiment, first object running frequency is the corresponding frequency reducing frequency of frequency reducing instruction.That is, the first mesh Mark running frequency=corresponding frequency reducing frequency of frequency reducing instruction.For example, the frequency reducing frequency that the frequency reducing instruction being currently received is corresponding Rate is 120Hz, then first object running frequency is exactly 120Hz.In other words, in the present embodiment, frequency reducing instruction refers to, compressor Need to be reduced to much frequencies.
S200, the first object running frequency M be lower than preset threshold frequency N when, control the compressor according to Preset fluctuation model operation, under the fluctuation model, the running frequency of the compressor is in frequency range [M, K*N] interior wave It is dynamic, wherein the K is more than or equal to 1.
When first object running frequency is less than preset threshold frequency, illustrate if compressor is run according to first object Frequency operation, refrigeration effect is just unobvious, influences whether the comfort of air conditioner.
For the comfort for improving air conditioner, in the present embodiment, it is less than preset threshold value in confirmation first object running frequency When frequency, compressor is not controlled and is run according to first object running frequency, but enters comfort operational mode.That is, control pressure Contracting machine is run according to preset fluctuation model.
Specifically, control compressor is run according to fluctuation model, frequency reducing instruction is exactly shielded (when receiving frequency reducing instruction It is not responding to, response when receiving shutdown command or raising frequency instruction), and the running frequency range of compressor is controlled at [M, K*N] Interior fluctuation, wherein the K is more than or equal to 1.
In the present embodiment, due to controlling compressor after confirmation first object running frequency is less than preset threshold frequency The fluctuation in [M, K*N] of running frequency range, wherein the K is more than or equal to 1, so that the operation frequency of air conditioner hereafter Rate is not less than first object running frequency.It can thus be avoided compressor continues low-frequency operation, guarantee the refrigeration effect of air conditioner Fruit, so as to improve the comfort of air conditioner.
It is noted that in a preferred embodiment, controlling compressor for convenience of the control to compressor operating frequency Running frequency range in [M, K*N] fluctuation specifically refer to: control the running frequency of compressor in cyclically-varying, and compress The maximum frequency of operation of machine is K*N, and the minimum running frequency of compressor is M.
Based on the description of an above-mentioned embodiment, referring to Fig. 2, in another embodiment, for the power consumption for reducing air conditioner, pressure Contracting machine also has frequency limit mode, above-mentioned when receiving compressor frequency reducing instruction executing, and obtains compressor frequency reducing instruction and corresponds to First object running frequency M step after, execute step S201, first object running frequency be less than preset threshold frequency When, control compressor is described under the frequency limit mode according to preset fluctuation model and preset frequency limit mode alternate run The running frequency of compressor is the first object running frequency M.
Specifically, being exactly to control after compressor runs a period of time according to fluctuation model, then compressor is controlled according to limit Alternate cycles that frequency mode operation for a period of time, then controls compressor and runs a period of time according to fluctuation model ....
It is understood that after air conditioner shutdown, room can also maintain a period of time in the room for being equipped with air conditioner Cryogenic temperature.That is, room temperature will not increase moment when air conditioner stops freezing.In other words, due to compressor It can guarantee the refrigeration effect of air conditioner according to fluctuation model operation, therefore, when compressor is switched to limit from fluctuation model operation When frequency mode operation, room temperature will not be increased moment, and control compressor switches after for a period of time again according to frequency limit mode operation It is run to fluctuation model, will not influence the refrigeration effect and comfort of air conditioner.
Moreover, it is well known that the running frequency of compressor is higher, the energy consumption of air conditioner is also higher.Due to compressor When running according to fluctuation model, running frequency is consistently higher than first object running frequency, and compressor is according to frequency limit mode operation When, running frequency is first object running frequency.Therefore, compressor according to frequency limit mode operation power consumption lower than compressor according to The power consumption of fluctuation model operation.In other words, after confirmation first object running frequency is less than preset threshold frequency, control compression Machine according to preset fluctuation model and preset frequency limit mode alternate run, can under conditions of improving air conditioner comfort, Reduce the energy consumption of air conditioner.
Replace it is noted that the present embodiment controls compressor according to preset fluctuation model and preset frequency limit mode In operation, compressor can be unrestricted according to the specific duration of fluctuation model operation and frequency limit mode operation, should be with not shadow It rings subject to air conditioner refrigeration effect and comfort.Preferably, can be appropriately extended under conditions of not influencing air conditioner refrigeration effect Compressor according to frequency limit mode operation time, to reduce air conditioner power consumption to the maximum extent.
Based on the content of above-mentioned second embodiment, referring to Fig. 3, in another embodiment, the above-mentioned control compressor After the step of preset fluctuation model and preset frequency limit mode alternate run further include:
When receiving compressor frequency reducing instruction.
If according to frequency limit mode operation, the operation frequency of control compressor is just instructed according to compressor frequency reducing for compressor Rate is reduced to the second target operating frequency.
If compressor is just run according to fluctuation model, control compressor maintains fluctuation model, and in fluctuation mould Formula runing time then, switches to frequency limit mode operation.
Here, not influencing air-conditioning since compressor according to fluctuation model operation ensures that the refrigeration effect of air conditioner The comfort of device.Therefore, even if compressor is run according to the second target operating frequency, the system of air conditioner will not be influenced on the whole Cold effect and comfort.
When receiving the instruction of compressor raising frequency.
No matter compressor just according to frequency limit mode operation, is still just run according to fluctuation model, is all instructed and controlled according to raising frequency The running frequency of compressor processed is increased to third target operating frequency.And third is increased in the running frequency in control compressor After target operating frequency, third target operating frequency is compared with preset threshold frequency, if third object run Frequency is less than preset threshold frequency, then control compressor continues to hand over according to preset fluctuation model and preset frequency limit mode For operation;If third target operating frequency is not less than preset threshold frequency, control compressor is transported according to third target Line frequency operation.
In the present embodiment, third target operating frequency can be the sum of current operation frequency and raising frequency frequency of compressor. For example, the current operation frequency of compressor is 100Hz, raising frequency frequency is 20Hz, then third target operating frequency is exactly 100Hz + 20Hz=120Hz.Third target operating frequency is also possible to raising frequency frequency corresponding with the instruction of compressor raising frequency.For example, current It is 120Hz that compressor raising frequency, which instructs corresponding raising frequency frequency, then third target operating frequency is exactly 120Hz.
When receiving shutdown command.
No matter compressor just according to frequency limit mode operation, is still just run according to fluctuation model, all control compressor or Air conditioner shutdown.
It is noted that being less than preset threshold frequency in confirmation first object running frequency in another embodiment Later, other than control compressor is according to fluctuation model and frequency limit mode alternate run, also according to the current operation of compressor Frequency sets the wind speed of blower, to further increase the comfort of air conditioner.
In addition, in an alternative embodiment, it is above-mentioned when receiving compressor frequency reducing instruction executing, obtain compressor drop Before the step of frequency instructs corresponding first object running frequency M, it is also necessary to first obtain current home electricity consumption general power, and be in When electricity consumption general power in front yard is greater than preset threshold power, triggering compressor frequency reducing instruction.It is understood that when household electricity is total When power is less than or equal to preset threshold power, triggering compressor raising frequency instruction.
Corresponding, the present invention also proposes a kind of air conditioner, including receiving module, compressor, blower, processor, memory And the air conditioner of storage in the memory controls program, when air conditioner control program is executed by the processor, The step of realizing air-conditioner control method as described above, wherein receiving module be used to receive above-mentioned compressor raising frequency instruction, Shutdown command and compressor frequency reducing instruction.
Corresponding, the present invention also proposes a kind of detector, including detection module, control module and transmitting module.Wherein, it examines Module is surveyed for detecting current home electricity consumption general power.Control module is used to be greater than preset threshold in current home electricity consumption general power When being worth power, shutdown command or compressor frequency reducing instruction are triggered;And it is less than or waits in current household electricity general power When preset threshold power, triggering compressor raising frequency instruction.Transmitting module be used for by compressor raising frequency instruction, shutdown command and Compressor frequency reducing instruction is sent to receiving module as described above.
In the specific implementation, the detection module (such as current sensor) that can be will test in device is arranged in household power line On the main line of road, to detect household electricity total current, to obtain household electricity general power.
The above description is only a preferred embodiment of the present invention, is not intended to limit the scope of the invention, all at this Under the inventive concept of invention, using equivalent structure transformation made by description of the invention and accompanying drawing content, or directly/use indirectly It is included in other related technical areas in scope of patent protection of the invention.

Claims (10)

1. a kind of air-conditioner control method, the air conditioner includes compressor, which is characterized in that the air-conditioner control method packet Include following steps:
When receiving compressor frequency reducing instruction, obtains compressor frequency reducing and instruct corresponding first object running frequency M;
When the first object running frequency M is lower than preset threshold frequency N, the compressor is controlled according to preset fluctuation Mode operation, under the fluctuation model, the running frequency of compressor fluctuation in frequency range [M, K*N], wherein institute K is stated more than or equal to 1.
2. air-conditioner control method as described in claim 1, which is characterized in that the compressor also has frequency limit mode, When the first object running frequency M is lower than preset threshold frequency N,
It is described the first object running frequency M be lower than preset threshold frequency N when, control the compressor according to preset Fluctuation model operation, under the fluctuation model, the fluctuation in frequency range [M, K*N] of the running frequency of the compressor, In, the K be more than or equal to 1 the step of further include:
The compressor is controlled according to preset fluctuation model and preset frequency limit mode alternate run, in the frequency limit mode Under, the running frequency of the compressor is the first object running frequency M.
3. air-conditioner control method as claimed in claim 2, which is characterized in that in the control compressor according to fluctuation When mode operation, the air-conditioner control method further include:
When receiving compressor frequency reducing instruction, the compressor frequency reducing instruction is shielded.
4. air-conditioner control method as claimed in claim 2, which is characterized in that in the control compressor according to frequency limit When mode operation, the air-conditioner control method further include:
When receiving compressor frequency reducing instruction, according to compressor frequency reducing instruction control the running frequency of the compressor by The first object running frequency M is reduced to the second target operating frequency.
5. air-conditioner control method as claimed in claim 2, which is characterized in that described in the first object running frequency M When lower than preset threshold frequency N, controls the compressor and run according to preset fluctuation model, under the fluctuation model, The running frequency of compressor fluctuation in frequency range [M, K*N], wherein after the step of K is more than or equal to 1 Further include:
When receiving the instruction of compressor raising frequency, the running frequency liter of the compressor is controlled according to compressor raising frequency instruction Up to third target operating frequency;
Judge whether the third target operating frequency is less than preset threshold frequency;
Continue if so, controlling the compressor according to preset fluctuation model and preset frequency limit mode alternate run;
It is run if it is not, then controlling the compressor according to the third target operating frequency.
6. air-conditioner control method as claimed in claim 2, which is characterized in that described in the first object running frequency M When lower than preset threshold frequency N, controls the compressor and run according to preset fluctuation model, under the fluctuation model, The running frequency of compressor fluctuation in frequency range [M, K*N], wherein after the step of K is more than or equal to 1 Further include:
When receiving shutdown command, compressor or air conditioner shutdown are controlled.
7. air-conditioner control method as claimed in claim 2, which is characterized in that the air conditioner further includes blower, it is described It is described to be lower than in the first object running frequency M when first object running frequency is less than the preset threshold frequency When preset threshold frequency N, controls the compressor and run according to preset fluctuation model, it is described under the fluctuation model The running frequency of compressor fluctuation in frequency range [M, K*N], wherein the step of K is more than or equal to 1 further include:
The wind speed of the blower is set according to the first object running frequency of the compressor.
8. the air-conditioner control method as described in any one of claim 1-7, which is characterized in that the control compression Machine is run according to preset fluctuation model, and under the fluctuation model, the running frequency of the compressor is in frequency range [M, K* N] in fluctuation the step of specifically include:
The running frequency of the compressor is controlled in cyclically-varying, and the maximum frequency of operation of the compressor is K*N, it is described The minimum running frequency of compressor is M.
9. the air-conditioner control method as described in any one of claim 1-7, which is characterized in that executing described receiving To before the step of when compressor frequency reducing instruction, obtaining compressor frequency reducing instruction corresponding first object running frequency M, the sky Adjust device control method the following steps are included:
Obtain current home electricity consumption general power;
When the current home electricity consumption general power is greater than preset threshold power, triggering compressor frequency reducing instruction.
10. a kind of air conditioner, which is characterized in that including receiving module, compressor, blower, processor, memory and be stored in institute The air conditioner control program stated in memory realizes such as right when air conditioner control program is executed by the processor It is required that the step of air-conditioner control method described in 1-9 any one;Wherein, the receiving module, for receiving the compression The instruction of machine raising frequency, shutdown command and compressor frequency reducing instruction.
CN201810478640.1A 2018-05-17 2018-05-17 Air-conditioner control method and air conditioner Active CN108759020B (en)

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CN201810478640.1A CN108759020B (en) 2018-05-17 2018-05-17 Air-conditioner control method and air conditioner
PCT/CN2018/118392 WO2019218642A1 (en) 2018-05-17 2018-11-30 Air conditioner control method and air conditioner

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Publication number Priority date Publication date Assignee Title
CN108759020B (en) * 2018-05-17 2019-06-28 广东美的制冷设备有限公司 Air-conditioner control method and air conditioner
CN114061042A (en) * 2020-07-31 2022-02-18 广东美的制冷设备有限公司 Air conditioner energy-saving control method, air conditioner and computer readable storage medium

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JPH02133743A (en) * 1988-11-15 1990-05-22 Toshiba Corp Air conditioner
JPH0626695A (en) * 1992-07-07 1994-02-04 Fujitsu General Ltd Controller of air conditioner
CN101614432B (en) * 2008-06-24 2012-07-25 海尔集团公司 Method and system for controlling frequency switch of multi-connected air conditioner
CN103968497B (en) * 2013-01-30 2017-05-10 珠海格力电器股份有限公司 Method and device for adjusting running frequency of air conditioner compressor and air conditioner
CN104110775B (en) * 2013-09-13 2017-02-08 广东美的制冷设备有限公司 Frequency-conversion air conditioner operation control method and device
CN104214898B (en) * 2014-08-29 2016-08-17 广州华凌制冷设备有限公司 Air-conditioner and defrosting control method thereof and defrosting control system
CN108759020B (en) * 2018-05-17 2019-06-28 广东美的制冷设备有限公司 Air-conditioner control method and air conditioner
CN108758968B (en) * 2018-05-17 2019-08-16 广东美的制冷设备有限公司 Air-conditioner control method and air conditioner

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