CN105605697A - Air conditioner and denoising control method and denoising control device of air conditioner - Google Patents
Air conditioner and denoising control method and denoising control device of air conditioner Download PDFInfo
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- CN105605697A CN105605697A CN201610008031.0A CN201610008031A CN105605697A CN 105605697 A CN105605697 A CN 105605697A CN 201610008031 A CN201610008031 A CN 201610008031A CN 105605697 A CN105605697 A CN 105605697A
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- noise
- conditioner
- air
- premises station
- rotating speed
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
- F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
- F24F1/08—Compressors specially adapted for separate outdoor units
- F24F1/12—Vibration or noise prevention thereof
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- 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
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- 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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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention discloses a denoising control method of an air conditioner. The method includes the following steps that noise of an outdoor unit of the air conditioner is detected; when the noise of the outdoor unit is louder than given noise and the noise difference between the noise of the outdoor unit and the given noise is larger than a preset value, PI control is conducted on the noise difference to obtain compensation rotation speed; given rotation speed is adjusted according to the compensation rotation speed, and a compressor is controlled according to the adjusted given rotation speed and feedback rotation speed of the compressor in the outdoor unit so that the noise of the outdoor unit can be lowered. The denoising control method of the air conditioner can lower the noise of the outdoor unit and the comfort degree is greatly improved. The invention further discloses a denoising control device of the air conditioner and the air conditioner with the denoising control device.
Description
Technical field
The present invention relates to air-conditioning technical field, particularly a kind of method for noise reduction control of air-conditioner, a kind of air-conditionerNoise reduction control device and a kind of air-conditioner.
Background technology
Air-conditioner, as a kind of housed device of effective lifting human body comfort, can reach applicable by improving environment temperatureThe temperature that human body is the most comfortable. But from the angle of comfortableness, noise problem also must be taken into account.
Therefore, need to carry out noise reduction process to improve comfortableness to air-conditioner.
Summary of the invention
The application based on inventor the understanding to following problem and research make:
The noise of air-conditioner outdoor unit, mainly around indoor reduction noise processed, has been ignored also by current most air-conditioning producerCan pass to by indoor and outdoor coolant pipeline indoor, meanwhile, if the noise of off-premises station too greatly also likely can have influence on neighbours orPedestrian.
For the noise of off-premises station, mainly caused by three parts, i.e. outdoor fan, compressor and panel beating. Wherein, drawTwo outdoor parts that play vibration are outdoor fan and compressor. Conventionally noise is all that General Oscillation is larger by generation of vibration, makes an uproarSound is larger. Meanwhile, more strong noise is also corresponding larger for rotating speed.
In correlation technique, once dispatching from the factory, the off-premises station of air-conditioner just no longer controls for noise. And off-premises station is putIn outdoor environment, because operating mode is more severe, and a lot of parts wears of long-play, loosened screw etc. all willCause the noise difference of off-premises station, thereby can affect user's comfortableness.
The present invention is intended to solve at least to a certain extent one of technical problem in above-mentioned technology. For this reason, of the present inventionFirst object is to propose a kind of method for noise reduction control of air-conditioner, can reduce the noise of off-premises station, has greatly improved and has relaxedAdaptive.
Second object of the present invention is to propose a kind of noise reduction control device of air-conditioner. The 3rd object of the present inventionBe to propose a kind of air-conditioner.
For achieving the above object, the method for noise reduction control of a kind of air-conditioner that first aspect present invention embodiment proposes, bagDraw together following steps: the noise that detects the off-premises station of air-conditioner; When the noise of described off-premises station is greater than given noise and described outdoorWhen noise difference between the noise of machine and described given noise is greater than preset value, described noise difference is carried out to PI control to obtainObtain compensating rotational speed; According to described compensating rotational speed, given rotating speed is regulated, and according to given rotating speed and described chamber after regulatingIn outer machine, the feedback rotating speed of compressor controls to reduce the noise of described off-premises station to described compressor.
According to the method for noise reduction control of the air-conditioner of the embodiment of the present invention, first detect the noise of off-premises station, then in chamberWhen the noise of outer machine is greater than noise difference between noise and the given noise of given noise and off-premises station and is greater than preset value, to making an uproarSound difference is carried out PI control to obtain compensating rotational speed, finally according to compensating rotational speed, given rotating speed regulated, and according to adjustingAfter given rotating speed and the feedback rotating speed of compressor compressor is controlled, realize compressor is carried out to reduction of speed control, therebyCan reduce the noise of off-premises station, avoid the noise of off-premises station excessive, greatly improve comfortableness.
According to one embodiment of present invention, detect the noise of described off-premises station by noise transducer.
Wherein, described noise transducer is arranged on the after-poppet of outdoor fan in described off-premises station.
According to one embodiment of present invention, Negotiation speed position estimator obtains the feedback rotating speed of described compressor.
According to one embodiment of present invention, according to described compensating rotational speed, given rotating speed is regulated, be specially: by instituteState given rotating speed and deduct described compensating rotational speed.
For achieving the above object, the noise reduction control device of a kind of air-conditioner that second aspect present invention embodiment proposes, bagDraw together: noise detector, for detection of the noise of the off-premises station of air-conditioner; The one PI controller, for making an uproar at described off-premises stationWhen sound is greater than noise difference between noise and the described given noise of given noise and described off-premises station and is greater than preset value to instituteState noise difference and carry out PI control to obtain compensating rotational speed; Control module, for entering given rotating speed according to described compensating rotational speedRow regulates, and according to the feedback rotating speed of compressor in the given rotating speed after regulating and the off-premises station that detects, described compressor is enteredRow is controlled to reduce the noise of described off-premises station.
According to the noise reduction control device of the air-conditioner of the embodiment of the present invention, detect making an uproar of off-premises station by noise detectorSound, the noise difference being then greater than between noise and the given noise of given noise and off-premises station at the noise of off-premises station is greater than in advanceIf noise difference is carried out to PI control to obtain compensating rotational speed by a PI controller when value, last control module is according to compensationRotating speed regulates given rotating speed, and according to the given rotating speed after regulating and the feedback rotating speed of compressor, compressor is controlledSystem, realizes compressor is carried out to reduction of speed control, thereby can reduce the noise of off-premises station, avoids the noise of off-premises station excessive, largeImprove greatly comfortableness.
According to one embodiment of present invention, described noise detector comprises noise transducer, and described noise transducer is establishedPut on the after-poppet of outdoor fan in described off-premises station.
The noise reduction control device of according to one embodiment of present invention, described air-conditioner also comprises velocity location estimationDevice, described velocity location estimator is for obtaining the feedback rotating speed of described compressor.
According to one embodiment of present invention, described control module deducts described compensating rotational speed with right by described given rotating speedDescribed given rotating speed regulates.
In addition, embodiments of the invention have also proposed a kind of air-conditioner, and it comprises the noise reduction control dress of above-mentioned air-conditionerPut.
The air-conditioner of the embodiment of the present invention, by above-mentioned noise reduction control device, can effectively reduce the noise of off-premises station,Avoid the noise of off-premises station excessive, greatly improved comfortableness.
Brief description of the drawings
Fig. 1 is according to the flow chart of the method for noise reduction control of the air-conditioner of the embodiment of the present invention;
Fig. 2 is the control principle block diagram of compressor in off-premises station according to an embodiment of the invention;
Fig. 3 A is the noise curve schematic diagram that does not adopt the off-premises station of method for noise reduction control of the present invention;
Fig. 3 B is the noise curve schematic diagram that adopts the off-premises station of method for noise reduction control of the present invention; And
Fig. 4 is according to the block diagram of the noise reduction control device of the air-conditioner of the embodiment of the present invention.
Detailed description of the invention
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, wherein from start to finishSame or similar label represents same or similar element or has the element of identical or similar functions. Attached below by referenceThe embodiment that figure describes is exemplary, is intended to for explaining the present invention, and can not be interpreted as limitation of the present invention.
Method for noise reduction control, the air-conditioner of the air-conditioner proposing according to the embodiment of the present invention are described with reference to the accompanying drawingsNoise reduction control device and there is the air-conditioner of this noise reduction control device.
Fig. 1 is according to the flow chart of the method for noise reduction control of the air-conditioner of the embodiment of the present invention. As shown in Figure 1, this air-conditioningThe method for noise reduction control of device comprises the following steps:
S1, the noise of the off-premises station of detection air-conditioner.
Wherein, can detect by noise transducer the noise of off-premises station. According to one embodiment of present invention, noise sensingDevice can be arranged on the after-poppet of outdoor fan in off-premises station.
In an embodiment of the present invention, can determine by test the installation site of noise transducer, and the noise of installingSensor must reflect the size of the noise of the off-premises station of measurement really. Wherein, through experimental results demonstrate, will make an uproarSonic transducer is arranged on the after-poppet of outdoor fan, can effectively measure the noise of off-premises station.
S2, when the noise of off-premises station, to be greater than noise difference between noise and the given noise of given noise and off-premises station largeIn the time of preset value, noise difference is carried out to PI control to obtain compensating rotational speed.
S3, regulates given rotating speed according to compensating rotational speed, and according to pressing in the given rotating speed after regulating and off-premises stationThe feedback rotating speed of contracting machine controls to reduce the noise of off-premises station to compressor.
That is to say, the noise decibel value that measures off-premises station is fed back to off-premises station master chip by noise transducer, outdoorThe decibel value that owner's chip measures noise transducer is that given decibel value enters with the given noise under corresponding compressor rotary speedRelatively, and the decibel value measuring at noise transducer calculates decibel error amount between the two while being greater than given decibel value to row,Then decibel error amount is judged, if decibel error amount is less than or equal to the preset value scope that decibel error amount is allowingWithin, do not carry out noise reduction control. If it is the scope that decibel error amount exceedes permission that decibel error amount is greater than preset value, needRegulate.
Particularly, the real-time noise value that detects off-premises station by noise transducer is V, if this value V is less than given making an uproarSound V*, without carrying out noise reduction control by compensation given rotating speed; If this value V is greater than given noise V*, calculate and make an uproarSound error amount Δ V=V-V*, and noise error value is judged. If being less than or equal to preset value, noise error value allowingScope in, without by compensation given rotating speed carry out noise reduction control; If noise error value is greater than preset value and exceedsThe scope allowing, carries out PI adjusting to this noise error value, the regulated quantity using the result of PI adjusting as given rotating speed simultaneously,Given rotating speed is regulated, finally according to the given rotating speed after regulating, compressor is controlled, pass through like this rotating speedAdjusting just can be very fast to avoid noise excessively a little bigger, effectively reduce the noise of off-premises station.
Wherein, according to described compensating rotational speed, given rotating speed is regulated, be specially: described in described given rotating speed is deductedCompensating rotational speed, realizes the adjusting to given rotating speed.
Particularly, according to one embodiment of present invention, as shown in Figure 2, be the control block diagram of compressor in off-premises station. AsShown in dotted line frame part in Fig. 2, mounted noise transducer is used for measuring to the real-time noise V of off-premises station, then shouldReal-time noise V and given noise V*Compare, wherein, given noise V*Can be according to default rotating speed-noise decibel curve V*＝f(ω*) obtain. If the real-time noise V measuring is greater than given noise V*And noise error value Δ V=V-V between the two*Be greater than preset value, by a PI controller, noise error value Δ V carried out to PI control to calculate compensating rotational speed
As shown in Figure 2, by given rotating speedDeduct compensating rotational speedGiven rotating speed after adjusted, then to regulatingAfter given rotating speed and the feedback rotational speed omega of compressorrBetween speed error carry out PI control to obtain motor torque Te*, rootAccording to motor torque Te*Calculate the given electric current of q axleFinally according to the given electric current of q axleThe given electric current of d axleBy sittingThe q shaft current i that mark is converted toqWith d shaft current idRealize compressor is carried out to rotating speed control, so just can fall fast and effectivelyLow given frequency, realizes effective rotational speed setup and regulates to avoid large noise spot, makes the noise of off-premises station can be effectiveControl within the range of permission. Wherein, according to the given electric current of q axleThe given electric current of d axleThe q obtaining by Coordinate ConversionShaft current iqWith d shaft current idRealize compressor is carried out to rotating speed control whole control procedure as shown in Figure 2, here just no longerBe described in detail, in Fig. 2For d shaft voltage,For q shaft voltage, the rotor angle that θ is compressor, the electronics that R is compressorResistance, LqFor q axle inductance, LdFor d axle inductance, KeFor electromotive force constant, VdcFor DC bus-bar voltage, the full name of SVPWM is(SpaceVectorPulseWidthModulation, space vector pulse width modulation).
According to one embodiment of present invention, as shown in Figure 2, can Negotiation speed position estimator obtain the feedback of compressorRotational speed omegar。
In a concrete example of the present invention, an operation air-conditioner more of a specified duration is carried out to simulation test, test operating modeFor indoor 25 DEG C, outdoor 50 DEG C. While not adopting the method for noise reduction control of the embodiment of the present invention to carry out noise reduction control to air-conditioner, formerThe noise of the off-premises station that first frequency records in the time of 35Hz and 70Hz is respectively 90 decibels and 92 decibels, specifically as shown in Figure 3A; AndBy adding noise transducer when adopting the method for noise reduction control of the embodiment of the present invention to carry out noise reduction control to air-conditioner, can35Hz and 70Hz are moved to given frequency and are automatically adjusted to 32Hz and 68Hz, now the reducing noise of off-premises station be 63 decibels and pointShellfish, specifically as shown in Figure 3 B. Known by measured result, the method for noise reduction control of the air-conditioner of the embodiment of the present invention can be effectiveTo avoid noise more a little bigger, reduce the noise of off-premises station, make the noise control of off-premises station within the range of permission, greatly carryHigh comfortableness.
According to the method for noise reduction control of the air-conditioner of the embodiment of the present invention, first detect the noise of off-premises station, then in chamberWhen the noise of outer machine is greater than noise difference between noise and the given noise of given noise and off-premises station and is greater than preset value, to making an uproarSound difference is carried out PI control to obtain compensating rotational speed, finally according to compensating rotational speed, given rotating speed regulated, and according to adjustingAfter given rotating speed and the feedback rotating speed of compressor compressor is controlled, realize compressor is carried out to reduction of speed control, therebyCan reduce the noise of off-premises station, avoid the noise of off-premises station excessive, greatly improve comfortableness.
Fig. 4 is according to the block diagram of the noise reduction control device of the air-conditioner of the embodiment of the present invention. As shown in Figure 4, shouldThe noise reduction control device of air-conditioner comprises noise detector 10, a PI controller 20 and control module 30. Wherein, noise measuringDevice 10 is for detection of the noise of the off-premises station of air-conditioner, and a PI controller 20 is for being greater than given noise at the noise of off-premises stationAnd when the noise difference between the noise of off-premises station and given noise is greater than preset value, noise difference is carried out to PI control to obtainCompensating rotational speed, control module 30 is for according to compensating rotational speed, given rotating speed being regulated, and according to the given rotating speed after regulatingCompressor is controlled to reduce the noise of off-premises station with the feedback rotating speed of compressor in the off-premises station detecting.
According to one embodiment of present invention, noise detector 10 comprises noise transducer, and noise transducer can be arranged onIn off-premises station on the after-poppet of outdoor fan.
In an embodiment of the present invention, can determine by test the installation site of noise transducer, and the noise of installingSensor must reflect the size of the noise of the off-premises station of measurement really. Wherein, through experimental results demonstrate, will make an uproarSonic transducer is arranged on the after-poppet of outdoor fan, can effectively measure the noise of off-premises station.
Particularly, as shown in Figure 2, the real-time noise value that detects off-premises station by noise transducer is V, if this value VBe less than given noise V*, without carrying out noise reduction control by compensation given rotating speed; If this value V is greater than given noise V*,Calculate noise error value Δ V=V-V*, and noise error value is judged. If it is default that noise error value is less than or equal toBe worth in allowed limits, without carrying out noise reduction control by compensation given rotating speed; If noise error value is greater than in advanceIf value exceeds the scope of permission, by a PI controller, this noise error value is carried out to PI adjusting, PI is regulated simultaneouslyResult as the regulated quantity of given rotating speed, given rotating speed is regulated, last control module 30 is according to giving after regulatingDetermine rotating speed compressor controlled, so just can be very fast by the adjusting of rotating speed to avoid noise excessively a little bigger, effectively fallThe noise of low off-premises station.
Wherein, control module 30 can deduct given rotating speed compensating rotational speed so that given rotating speed is regulated.
According to one embodiment of present invention, as shown in Figure 4, the noise reduction control device of above-mentioned air-conditioner also comprises speedPosition estimator 40, velocity location estimator 40 is for obtaining the feedback rotating speed of compressor.
According to the noise reduction control device of the air-conditioner of the embodiment of the present invention, detect making an uproar of off-premises station by noise detectorSound, the noise difference being then greater than between noise and the given noise of given noise and off-premises station at the noise of off-premises station is greater than in advanceIf noise difference is carried out to PI control to obtain compensating rotational speed by a PI controller when value, last control module is according to compensationRotating speed regulates given rotating speed, and according to the given rotating speed after regulating and the feedback rotating speed of compressor, compressor is controlledSystem, realizes compressor is carried out to reduction of speed control, thereby can reduce the noise of off-premises station, avoids the noise of off-premises station excessive, largeImprove greatly comfortableness.
In addition, embodiments of the invention have also proposed a kind of air-conditioner, and it comprises the noise reduction control dress of above-mentioned air-conditionerPut.
The air-conditioner of the embodiment of the present invention, by above-mentioned noise reduction control device, can effectively reduce the noise of off-premises station,Avoid the noise of off-premises station excessive, greatly improved comfortableness.
In description of the invention, it will be appreciated that, term " " center ", " longitudinally ", " laterally ", " length ", " width "," thickness ", " on ", D score, 'fornt', 'back', " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward ", " up timePin ", the orientation of the instruction such as " counterclockwise ", " axially ", " radially ", " circumferentially " or position relationship be based on orientation shown in the drawings orPosition relationship, is only the present invention for convenience of description and simplified characterization, instead of device or the element of instruction or hint indication mustMust there is specific orientation, construct and operation with specific orientation, therefore can not be interpreted as limitation of the present invention.
In addition, term " first ", " second " be only for describing object, and can not be interpreted as instruction or hint relative importanceOr the implicit quantity that indicates indicated technical characterictic. Thus, the feature that is limited with " first ", " second " can express orImpliedly comprise at least one this feature. In description of the invention, the implication of " multiple " is at least two, for example two, and threeIndividual etc., unless otherwise expressly limited specifically.
In the present invention, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection ", " fixing " etc.Term should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or integral; Can be that machinery connectsConnecing, can be also electrical connection; Can be to be directly connected, also can indirectly be connected by intermediary, can be in two elementsThe interaction relationship of the connection of portion or two elements, unless separately there is clear and definite restriction. For those of ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In the present invention, unless otherwise clearly defined and limited, First Characteristic Second Characteristic " on " or D score canBe that the first and second features directly contact, or the first and second features are by intermediary mediate contact. And First Characteristic existsSecond Characteristic " on ", " top " and " above " but First Characteristic directly over Second Characteristic or oblique upper, or only representFirst Characteristic level height is higher than Second Characteristic. First Characteristic Second Characteristic " under ", " below " and " below " can beOne feature is under Second Characteristic or tiltedly, or only represents that First Characteristic level height is less than Second Characteristic.
In the description of this description, reference term " embodiment ", " some embodiment ", " example ", " specifically showExample " or the description of " some examples " etc. mean the specific features, structure, material or the spy that describe in conjunction with this embodiment or examplePoint is contained at least one embodiment of the present invention or example. In this manual, to the schematic statement of above-mentioned term notMust for be identical embodiment or example. And specific features, structure, material or the feature of description can be in officeIn one or more embodiment or example with suitable mode combination. In addition, not conflicting in the situation that, the skill of this areaArt personnel can tie the feature of the different embodiment that describe in this description or example and different embodiment or exampleClose and combine.
Although illustrated and described embodiments of the invention above, be understandable that, above-described embodiment is exampleProperty, can not be interpreted as limitation of the present invention, those of ordinary skill in the art within the scope of the invention can be to above-mentionedEmbodiment changes, amendment, replacement and modification.
Claims (10)
1. a method for noise reduction control for air-conditioner, is characterized in that, comprises the following steps:
Detect the noise of the off-premises station of air-conditioner;
When the noise of described off-premises station is greater than the noise between noise and the described given noise of given noise and described off-premises stationWhen difference is greater than preset value, described noise difference is carried out to PI control to obtain compensating rotational speed;
According to described compensating rotational speed, given rotating speed is regulated, and according to pressing in the given rotating speed after regulating and described off-premises stationThe feedback rotating speed of contracting machine controls to reduce the noise of described off-premises station to described compressor.
2. the method for noise reduction control of air-conditioner as claimed in claim 1, is characterized in that, described in detecting by noise transducerThe noise of off-premises station.
3. the method for noise reduction control of air-conditioner as claimed in claim 2, is characterized in that, described noise transducer is arranged on instituteState on the after-poppet of outdoor fan in off-premises station.
4. the method for noise reduction control of air-conditioner as claimed in claim 1, is characterized in that, Negotiation speed position estimator obtainsThe feedback rotating speed of described compressor.
5. the method for noise reduction control of air-conditioner as claimed in claim 1, is characterized in that, according to described compensating rotational speed to givenRotating speed regulates, and is specially:
Described given rotating speed is deducted to described compensating rotational speed.
6. a noise reduction control device for air-conditioner, is characterized in that, comprising:
Noise detector, for detection of the noise of the off-premises station of air-conditioner;
The one PI controller, for be greater than at the noise of described off-premises station given noise and described off-premises station noise and described toDetermine when noise difference between noise is greater than preset value described noise difference to carry out PI control to obtain compensating rotational speed;
Control module, for according to described compensating rotational speed, given rotating speed being regulated, and according to regulate after given rotating speed andIn the off-premises station detecting, the feedback rotating speed of compressor controls to reduce the noise of described off-premises station to described compressor.
7. the noise reduction control device of air-conditioner as claimed in claim 6, is characterized in that, described noise detector comprises noiseSensor, described noise transducer is arranged on the after-poppet of outdoor fan in described off-premises station.
8. the noise reduction control device of air-conditioner as claimed in claim 6, is characterized in that, also comprises velocity location estimator,Described velocity location estimator is for obtaining the feedback rotating speed of described compressor.
9. the noise reduction control device of air-conditioner as claimed in claim 6, is characterized in that, described control module is by described givenRotating speed deducts described compensating rotational speed so that described given rotating speed is regulated.
10. an air-conditioner, is characterized in that, comprises the noise reduction control of the air-conditioner as described in any one in claim 6-9Device.
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| CN201610008031.0A CN105605697B (en) | 2016-01-04 | 2016-01-04 | The method for noise reduction control and noise reduction control device of air conditioner and air conditioner |
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| CN201610008031.0A CN105605697B (en) | 2016-01-04 | 2016-01-04 | The method for noise reduction control and noise reduction control device of air conditioner and air conditioner |
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Cited By (6)
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| CN106288182A (en) * | 2016-08-15 | 2017-01-04 | 珠海格力电器股份有限公司 | Compressor monitoring method and device and air conditioner |
| CN107676919A (en) * | 2017-07-31 | 2018-02-09 | 青岛海尔空调电子有限公司 | A kind of air-conditioner set method for noise reduction control |
| CN108592322A (en) * | 2018-03-20 | 2018-09-28 | 珠海格力电器股份有限公司 | Method, device and system for controlling noise of outdoor unit |
| CN112145401A (en) * | 2020-08-21 | 2020-12-29 | 加西贝拉压缩机有限公司 | System and method for controlling rotating speed of variable frequency compressor |
| CN113014176A (en) * | 2019-12-18 | 2021-06-22 | 湖南沃森电气科技有限公司 | Control method and system for slewing mechanism of tower crane |
| CN113606726A (en) * | 2021-06-29 | 2021-11-05 | 青岛海尔空调电子有限公司 | Air conditioner noise control method and device and air conditioner |
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| CN107676919B (en) * | 2017-07-31 | 2021-07-27 | 青岛海尔空调电子有限公司 | Noise reduction control method for air conditioning unit |
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