CN108444041A - Automatically cleaning control method and air conditioner for air conditioner - Google Patents
Automatically cleaning control method and air conditioner for air conditioner Download PDFInfo
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- CN108444041A CN108444041A CN201810152132.4A CN201810152132A CN108444041A CN 108444041 A CN108444041 A CN 108444041A CN 201810152132 A CN201810152132 A CN 201810152132A CN 108444041 A CN108444041 A CN 108444041A
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- 238000004140 cleaning Methods 0.000 title claims abstract description 103
- 238000000034 method Methods 0.000 title claims abstract description 40
- 238000004519 manufacturing process Methods 0.000 claims abstract description 4
- 230000005611 electricity Effects 0.000 claims description 2
- 230000005662 electromechanics Effects 0.000 abstract description 5
- 238000004378 air conditioning Methods 0.000 description 3
- 239000000428 dust Substances 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 241000894006 Bacteria Species 0.000 description 2
- PEDCQBHIVMGVHV-UHFFFAOYSA-N Glycerine Chemical compound OCC(O)CO PEDCQBHIVMGVHV-UHFFFAOYSA-N 0.000 description 2
- 238000002474 experimental method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- 238000013517 stratification Methods 0.000 description 2
- 206010000234 Abortion spontaneous Diseases 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000003749 cleanliness Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 208000015994 miscarriage Diseases 0.000 description 1
- 208000000995 spontaneous abortion Diseases 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
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- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention belongs to air conditioner technical fields, it is intended to solve the problem of that existing air conditioner is flowed the judgement of single condition by indoor machine wind electromechanics and is easy that air conditioner is made to be frequently executed automatically cleaning pattern due to erroneous judgement.For this purpose, the present invention provides a kind of automatically cleaning control method and air conditioner for air conditioner, which includes：When air conditioner heat-production is run, the of that month current average of indoor unit wind turbine, the current value of current average last month, big current average last month, the current value at of that month setting moment and setting moment last month are obtained；It calculates separately to obtain the first pad value, the second pad value, third pad value and the 4th pad value, according to the first pad value, the second pad value, third pad value and the 4th pad value, judges whether to execute automatically cleaning pattern to indoor unit.The present invention makes air conditioner not occur the case where erroneous judgement causes air conditioner to frequently execute automatically cleaning pattern due to the fluctuation of the wind turbine electric current of indoor unit.
Description
Technical field
The invention belongs to air conditioner technical fields, specifically provide a kind of automatically cleaning control method and air-conditioning for air conditioner
Device.
Background technology
Air conditioner is the equipment that can be indoor refrigerating/heating, over time, the indoor unit of air conditioner and outdoor
Dust stratification on machine can gradually increase, and dust stratification accumulation can grow a large amount of bacterium afterwards to a certain extent, and especially air flows through indoors
When indoor unit, a large amount of dust and bacterium can be carried, it is therefore desirable to clean in time to air conditioner.
In the prior art, the cleaning mode of air conditioner includes artificial cleaning and air conditioner automatically cleaning, using artificial cleaning compared with
It is time-consuming and laborious, needs to disassemble each parts of air conditioner and clean again, being also needed to after the completion of cleaning will be each
Parts re-assembly.Therefore, present many air conditioners have used self-cleaning mode, such as Publication No.
A kind of air conditioner automatically cleaning control method is disclosed in the patent of CN107525209A, specifically, the control method includes inspection
The current operational mode of air conditioner is surveyed, if the current operational mode of air conditioner is non-brake method pattern, air conditioner is adjusted to freeze
Pattern；Detect the first current value of the rotating speed and motor of the motor of the indoor unit wind turbine of air conditioner under rotating speed；Motor is being turned
The first current value under speed is compared with the first pre-set current value under rotating speed, if the first current value is less than or equal to first
Pre-set current value then opens the automatically cleaning pattern of air conditioner, executes the automatically cleaning processing of indoor set heat exchanger.On that is,
Using the wind turbine electric current by indoor unit to determine whether the automatically cleaning of indoor unit is executed, however, in sky in the patent stated
In the operational process for adjusting device, the wind turbine electric current of indoor unit can constantly change, or even larger fluctuation occur, when the wind turbine of indoor unit
Electric current fluctuation when reduce more when, air conditioner it is possible that erroneous judgement the case where, i.e., without the indoor unit to air conditioner from
Air conditioner is set to execute automatically cleaning pattern when cleaning, this, which may result in air conditioner, may frequently open automatically cleaning pattern, this
Although can ensure the cleanliness factor of air conditioner, the waste of the energy can be caused.It can be seen that the wind for passing through air conditioner room unit
Electromechanics flows the judgement of this single condition, is easy that air conditioner is made to frequently execute automatically cleaning pattern due to erroneous judgement.
Therefore, this field needs a kind of new automatically cleaning control method and air conditioner for air conditioner to solve above-mentioned ask
Topic.
Invention content
In order to solve the above problem in the prior art, pass through indoor machine wind electromechanics stream list in order to solve existing air conditioner
The judgement of one condition, the problem of being easy that air conditioner is made to frequently execute automatically cleaning pattern due to erroneous judgement, the present invention provides one kind
For the automatically cleaning control method of air conditioner, which includes indoor unit, which includes：In air conditioner system
When heat operation, the of that month wind turbine current average, the wind turbine current average of last month, the wind turbine of big last month electricity of indoor unit are obtained
The current value of levelling mean value, the current value at of that month setting moment and setting moment last month；Calculate of that month wind turbine current average
First pad value of the wind turbine current average relative to last month；The wind turbine current average of last month is calculated relative to big last month
Second pad value of wind turbine current average；Calculate wind turbine current average of the current value at of that month setting moment relative to last month
Third pad value；Fourth decaying of the current value at calculating setting moment last month relative to the wind turbine current average of big last month
Value；According to the first pad value, the second pad value, third pad value and the 4th pad value, judge whether to execute from clear indoor unit
Clean pattern.
In the optimal technical scheme of above-mentioned automatically cleaning control method, " according to the first pad value, the second pad value, third
Pad value and the 4th pad value judge whether to execute automatically cleaning pattern to indoor unit " the step of include：By the first pad value and
Two pad values subtract each other to obtain the first difference, and by the first difference compared with the first preset value；Third pad value and the 4th are decayed
Value subtracts each other to obtain the second difference, and by the second difference compared with the second preset value；According to comparison result, judge whether to indoor unit
Execute automatically cleaning pattern.
In the optimal technical scheme of above-mentioned automatically cleaning control method, " according to comparison result, judge whether to hold indoor unit
The step of row automatically cleaning pattern " includes：If the first difference is more than the first preset value and the second difference is more than the second preset value,
Automatically cleaning pattern then is executed to indoor unit.
In the optimal technical scheme of above-mentioned automatically cleaning control method, " according to comparison result, judge whether to hold indoor unit
The step of row automatically cleaning pattern " further includes：If the first difference is not more than second no more than the first preset value or the second difference
Preset value does not then execute automatically cleaning pattern to indoor unit.
In the optimal technical scheme of above-mentioned automatically cleaning control method, the of that month current value for setting the moment is real-time as this month
Current value.
In the optimal technical scheme of above-mentioned automatically cleaning control method, the current value at moment is set last month as last month and this month
The real-time current value corresponding time current value.
In the optimal technical scheme of above-mentioned automatically cleaning control method, " according to the first pad value, the second pad value, third
Pad value and the 4th pad value judge whether to execute automatically cleaning pattern to indoor unit " the step of further include：If " first declined
Depreciation and the second pad value subtract each other to obtain the first difference, and by the first difference compared with the first preset value " the step of execution time
Number reaches preset times, then executes automatically cleaning pattern to indoor unit.
In the optimal technical scheme of above-mentioned automatically cleaning control method, automatically cleaning control method further includes：If air conditioner
Run time reach setting time, then to indoor unit execute automatically cleaning pattern.
On the other hand, the present invention provides a kind of air conditioner, which includes controller, which is configured to
Enough execute above-mentioned automatically cleaning control method.
It will be appreciated to those of skill in the art that in the preferred technical solution of the present invention, run in air conditioner heat-production
When, first pad value of the of that month wind turbine current average relative to the wind turbine current average of last month is calculated, last month is calculated
Second pad value of the wind turbine current average relative to the wind turbine current average of big last month calculates the electric current at of that month setting moment
It is worth the third pad value of the wind turbine current average relative to last month, calculates the current value at setting moment last month relative to big last month
Wind turbine current average the 4th pad value, then subtract each other the first pad value and the second pad value to obtain the first difference again,
And by the first difference compared with the first preset value；Third pad value and the 4th pad value are subtracted each other to obtain the second difference, and by
Two differences are compared with the second preset value；According to comparison result, judge whether to execute automatically cleaning pattern to indoor unit.With the prior art
Middle use compares technical solution of the real-time current of indoor unit wind turbine compared with preset value, even if the wind of machine indoors of the invention
When the raw accidental fluctuation of electromechanics miscarriage, current average will not be made greatly to reduce, and due to air conditioner knot ash need one compared with
Long process, thus by by of that month electric current relative to electric current last month attenuation and current conditions last month relative on big
The attenuation of month electric current is compared, and can improve the accuracy to the indoor unit knot ash condition adjudgement of air conditioner, and make
Erroneous judgement will not occur due to the fluctuation of the wind turbine electric current of indoor unit in air conditioner causes air conditioner to frequently execute automatically cleaning pattern
Situation.
Further, on the basis of above-mentioned control mode, the present invention also provides another control modes, i.e., as " general
First pad value and the second pad value subtract each other to obtain the first difference, and by the first difference compared with the first preset value " the step of
It executes number and reaches preset times, then automatically cleaning pattern is executed to indoor unit.Control mode in this way so that machine indoors
Wind turbine break down/detect when deviation occur and electric current being made not decline always, air conditioner still can be by calculating " by first
Pad value and the second pad value subtract each other to obtain the first difference, and by the first difference compared with the first preset value " the step of execution
Number judges the opportunity into automatically cleaning pattern, and to avoid air conditioner from cannot be satisfied always " the first difference is more than the first preset value
And the second difference be more than the second preset value " condition and there is the case where not executing automatically cleaning pattern always.
Further, on the basis of above two control mode, the present invention, which further provides, passes through air-conditioning
Whether the run time of device reaches setting time to determine whether executing the control mode of automatically cleaning pattern, control in this way
Mode so that when the wind turbine electric current for detecting indoor unit breaks down, still can be judged by the run time of air conditioner
Into the opportunity of automatically cleaning pattern, avoid air conditioner can not be by the first and second of control mode execution automatically cleaning pattern
And there is the case where not executing automatically cleaning pattern always.
In addition, the air conditioner that further provides for based on the above technical solution of the present invention as a result of it is above-mentioned from
Cleaning control method, thus have the technique effect of above-mentioned automatically cleaning control method, and compared to existing air conditioner, this hair
Bright air conditioner, which can make air conditioner not occur erroneous judgement due to the fluctuation of the wind turbine electric current of indoor unit, causes air conditioner frequent
The case where executing automatically cleaning pattern.
Description of the drawings
Fig. 1 is the flow chart of the automatically cleaning control method of the present invention；
Fig. 2 is the flow chart of the automatically cleaning control method embodiment of the present invention.
Specific implementation mode
The preferred embodiment of the present invention described with reference to the accompanying drawings.It will be apparent to a skilled person that this
A little embodiments are used only for explaining the technical principle of the present invention, it is not intended that limit the scope of the invention.Although for example,
The present invention is that the indoor unit of air conditioner is combined to illustrate, still, since the indoor unit and outdoor unit of air conditioner are symmetrical structures,
Therefore, the principle of the present invention is equally applicable to the outdoor unit in air conditioner refrigerating operaton and carries out automatically cleaning, at this point, in Rule of judgment
The wind turbine electric current of indoor unit replace with the wind turbine electric current of outdoor unit.
The existing air conditioner pointed out based on background technology flows the judgement of single condition by indoor machine wind electromechanics, is easy to make sky
The problem of adjusting device to frequently execute automatically cleaning pattern due to erroneous judgement.The present invention provides a kind of automatically cleaning controls for air conditioner
Method and air conditioner, it is intended to which so that air conditioner is not occurred erroneous judgement due to the fluctuation of the wind turbine electric current of indoor unit leads to air conditioner frequency
The case where numerous execution automatically cleaning pattern.
Specifically, air conditioner of the invention includes indoor unit, as shown in Figure 1, the automatically cleaning control method of the present invention includes：
When air conditioner heat-production is run, obtain the of that month wind turbine current average of indoor unit, the wind turbine current average of last month, it is big on
The current value of the wind turbine current average of the moon, the current value at of that month setting moment and setting moment last month；Calculate of that month wind turbine
First pad value of the current average relative to the wind turbine current average of last month；The wind turbine current average for calculating last month is opposite
In the second pad value of the wind turbine current average of big last month；Calculate wind turbine of the current value at of that month setting moment relative to last month
The third pad value of current average；Calculate wind turbine current average of the current value at setting moment last month relative to big last month
4th pad value；According to the first pad value, the second pad value, third pad value and the 4th pad value, judge whether to indoor unit
Execute automatically cleaning pattern.Wherein, the of that month setting moment can be the same day, and it can be on the day of last month corresponds to set the moment last month
That day, for example, if the same day is of that month first day, the setting moment in this month is first day of that month, setting last month
Moment is first day last month, and those skilled in the art can flexibly set the specific time at moment in practical applications, only
Air conditioner can be made to judge whether to execute automatically cleaning pattern to indoor unit by setting the setting at moment.It needs to illustrate
It is that the wind turbine size of current of indoor unit can directly reflect the knot ash degree of air conditioner, because of the wind turbine under certain rotating speed
Load be to determine that, when the load of wind turbine under same rotational speed increases, correspondingly, wind turbine electric current reduces, and illustrates wind turbine at this time
Windage increase, that is to say, that on indoor unit tie ash, and tie ash it is more serious, wind turbine electric current is with regard to smaller, therefore, passes through wind turbine electric current
It is sized to fully judge the knot ash degree of the indoor unit of air conditioner.
Preferably, as shown in Fig. 2, " according to the first pad value, the second pad value, third pad value and the 4th pad value, sentencing
It is disconnected whether automatically cleaning pattern to be executed to indoor unit " the step of include：First pad value (being denoted as A) (is denoted as with the second pad value
A1) subtract each other to obtain the first difference (be denoted as B, and B=| A-A1 |), and by the first difference compared with the first preset value；Third is declined
Depreciation (being denoted as C) and the 4th pad value (being denoted as C1) subtract each other to obtain the second difference (be denoted as D, and D=| C-C1 |), and poor by second
Value is compared with the second preset value；According to comparison result, judge whether to execute automatically cleaning pattern to indoor unit." according to comparison result,
Judge whether to execute automatically cleaning pattern to indoor unit " the step of include：If the first difference is more than the first preset value and second
Difference is more than the second preset value, then executes automatically cleaning pattern to indoor unit；If the first difference no more than the first preset value or
Second difference is not more than the second preset value, then does not execute automatically cleaning pattern to indoor unit.Wherein, the first preset value can be
0.1A, the second preset value can be 0.1A, that is, work as | A-A1 | ＞ 0.1A and | C-C1 | when ＞ 0.1A, air conditioner holds indoor unit
Row automatically cleaning pattern；As | A-A1 |≤0.1A or | C-C1 | when≤0.1A, air conditioner does not execute automatically cleaning pattern to indoor unit.
Certainly, this is not restrictive, and the first preset value and the second preset value can also be other numerical value, and those skilled in the art can
To flexibly set the concrete numerical value of the first preset value and the second preset value in practical applications, if by the first preset value and
The setting of second preset value can judge whether need to execute automatically cleaning pattern to indoor unit.
In a kind of possible embodiment, this month sets moment as the same day (and second day that the same day is this month), on
The moon set second day of moment as last month, calculates the wind turbine current average of the wind turbine current average in this month relative to last month
First pad value A calculates the second pad value of the wind turbine current average of last month relative to the wind turbine current average of big last month
A1 calculates the third pad value C of wind turbine current average of the real-time current value on the of that month same day relative to last month, calculates last month the
Fourth pad value C1 of two days current values relative to the wind turbine current average of big last month, finally compare A and A1 and C and
C1, if A, A1, C and C1 meet formula | A-A1 | ＞ 0.1A and | C-C1 | ＞ 0.1A illustrate the indoor unit knot of air conditioner at this time
Gray scale is more serious, need to indoor unit execute automatically cleaning pattern, if A, A1, C and C1 meet formula | A-A1 |≤0.1A or | C-
C1 |≤0.1A, illustrate the indoor unit of air conditioner at this time do not tie ash or knot ash it is not serious, temporarily do not have to indoor unit execute from
Cleaning mode.
Preferably, " according to the first pad value, the second pad value, third pad value and the 4th pad value, judge whether to room
Interior machine executes automatically cleaning pattern " the step of further include：If " it is poor to subtract each other the first pad value and the second pad value to obtain first
Value, and by the first difference with the first preset value compared with " the step of execution number reach preset times, then to indoor unit execute oneself
Cleaning mode.Wherein, those skilled in the art can set preset times by way of experiment, can also pass through the side of experience
Formula sets preset times, as long as air conditioner can be made to execute automatically cleaning pattern by the separation that preset times determine.Example
Such as, preset times can be 5 times, i.e., " subtracting each other the first pad value and the second pad value to obtain the first difference, and poor by first
Value is compared with the first preset value " the step of execution number when reaching 5 times, air conditioner executes automatically cleaning pattern automatically immediately.
Preferably, automatically cleaning control method of the invention further includes：If the run time of air conditioner reaches setting time,
Automatically cleaning pattern then is executed to indoor unit.Wherein, those skilled in the art can set the setting time by way of experiment,
The setting time can also be set by way of experience, as long as air conditioner can be made to hold by the separation that setting time determines
Row automatically cleaning pattern.For example, setting time can be 10h (hour), i.e. it is empty when the run time of air conditioner reaches 10h
Device is adjusted to execute automatically cleaning pattern automatically immediately.
In addition, the air conditioner of the present invention further includes controller, which is configured to execute above-mentioned automatically cleaning control
Method processed.I.e. the controller, which can make air conditioner not occur erroneous judgement due to the fluctuation of the wind turbine electric current of indoor unit, leads to air-conditioning
Device frequently executes the case where automatically cleaning pattern.
So far, it has been combined preferred embodiment shown in the drawings and describes technical scheme of the present invention, still, this field
Technical staff is it is easily understood that protection scope of the present invention is expressly not limited to these specific implementation modes.Without departing from this
Under the premise of the principle of invention, those skilled in the art can make the relevant technologies feature equivalent change or replacement, these
Technical solution after change or replacement is fallen within protection scope of the present invention.
Claims (9)
1. a kind of automatically cleaning control method for air conditioner, the air conditioner includes indoor unit, which is characterized in that described from clear
Clean control method includes：
When the air conditioner heat-production is run, of that month wind turbine current average, the wind turbine of the last month electricity of the indoor unit are obtained
The current value of levelling mean value, the wind turbine current average of big last month, the current value at of that month setting moment and setting moment last month；
Calculate first pad value of the of that month wind turbine current average relative to the wind turbine current average of last month；
Calculate last month wind turbine current average relative to big last month wind turbine current average the second pad value；
Calculate the third pad value of wind turbine current average of the current value at of that month setting moment relative to last month；
Fourth pad value of the current value at calculating setting moment last month relative to the wind turbine current average of big last month；
According to first pad value, second pad value, the third pad value and the 4th pad value, judge whether
Automatically cleaning pattern is executed to the indoor unit.
2. automatically cleaning control method according to claim 1, which is characterized in that " according to first pad value, described
Two pad values, the third pad value and the 4th pad value judge whether to execute automatically cleaning pattern to the indoor unit "
Step includes：
First pad value and second pad value are subtracted each other to obtain the first difference, and first difference is pre- with first
If value compares；
The third pad value and the 4th pad value are subtracted each other to obtain the second difference, and second difference is pre- with second
If value compares；
According to comparison result, judge whether to execute automatically cleaning pattern to the indoor unit.
3. automatically cleaning control method according to claim 2, which is characterized in that " according to comparison result, judge whether to institute
State indoor unit and execute automatically cleaning pattern " the step of include：
If first difference is more than the first preset value and second difference is more than the second preset value, to the interior
Machine executes automatically cleaning pattern.
4. automatically cleaning control method according to claim 3, which is characterized in that " according to comparison result, judge whether to institute
State indoor unit and execute automatically cleaning pattern " the step of further include：
If first difference is not more than the second preset value no more than the first preset value or second difference, not to institute
It states indoor unit and executes automatically cleaning pattern.
5. automatically cleaning control method according to claim 1, which is characterized in that described this month set the current value at moment as
Of that month real-time current value.
6. automatically cleaning control method according to claim 5, which is characterized in that set the last month current value at moment as
The current value of time corresponding with the real-time current value in this month last month.
7. automatically cleaning control method according to claim 2, which is characterized in that " according to first pad value, described
Two pad values, the third pad value and the 4th pad value judge whether to execute automatically cleaning pattern to the indoor unit "
Step further includes：
If " first pad value and second pad value are subtracted each other to obtain the first difference, and will first difference and
First preset value compares " the step of execution number reach preset times, then to the indoor unit execute automatically cleaning pattern.
8. automatically cleaning control method according to any one of claim 1 to 7, which is characterized in that the automatically cleaning control
Method further includes：
If the run time of the air conditioner reaches setting time, automatically cleaning pattern is executed to the indoor unit.
9. a kind of air conditioner, the air conditioner includes controller, which is characterized in that the controller is configured to perform claim
It is required that the automatically cleaning control method described in any one of 1 to 8.
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| CN201810152132.4A CN108444041B (en) | 2018-02-14 | 2018-02-14 | Self-cleaning control method for air conditioner and air conditioner |
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| CN201810152132.4A CN108444041B (en) | 2018-02-14 | 2018-02-14 | Self-cleaning control method for air conditioner and air conditioner |
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| CN108444041B CN108444041B (en) | 2020-08-04 |
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| CN103925675A (en) * | 2014-03-27 | 2014-07-16 | 广东美的制冷设备有限公司 | Air conditioner and judgment method and device for air conditioner in defrost mode |
| CN105004013A (en) * | 2015-08-04 | 2015-10-28 | 珠海格力电器股份有限公司 | Filth blockage detection method for filter screen of indoor unit of air conditioner and control method for air conditioning system |
| CN106016597A (en) * | 2016-05-25 | 2016-10-12 | 广东美的暖通设备有限公司 | Air conditioner and control method and device thereof |
| CN106705376A (en) * | 2017-01-04 | 2017-05-24 | 青岛海尔空调器有限总公司 | Self-cleaning method of indoor unit of air conditioner |
| CN107525209A (en) * | 2017-07-13 | 2017-12-29 | 青岛海尔空调器有限总公司 | Air conditioner automatically cleaning control method and device |
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Effective date of registration: 20200911 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Co-patentee after: QINGDAO HAIER (JIAOZHOU) AIR CONDITIONER Co.,Ltd. Patentee after: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. |
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Effective date of registration: 20201102 Address after: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee after: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. Patentee after: QINGDAO HAIER (JIAOZHOU) AIR CONDITIONER Co.,Ltd. Patentee after: Haier Smart Home Co., Ltd. Address before: 266101 Haier Industrial Park, Haier Road, Laoshan District, Shandong, Qingdao, China Patentee before: QINGDAO HAIER AIR CONDITIONER GENERAL Corp.,Ltd. Patentee before: QINGDAO HAIER (JIAOZHOU) AIR CONDITIONER Co.,Ltd. |