CN102506535A - Refrigerating device and control method thereof - Google Patents
Refrigerating device and control method thereof Download PDFInfo
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- CN102506535A CN102506535A CN2011102966215A CN201110296621A CN102506535A CN 102506535 A CN102506535 A CN 102506535A CN 2011102966215 A CN2011102966215 A CN 2011102966215A CN 201110296621 A CN201110296621 A CN 201110296621A CN 102506535 A CN102506535 A CN 102506535A
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
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Abstract
The invention discloses a refrigerating device and a control method thereof. The refrigerating device comprises a speed-changing fan, a frequency-conversion compressor, an environmental noise detecting unit and a control unit, wherein the environmental noise detecting unit is used for detecting the environmental noise of the refrigerating device, and the control unit is connected with the environmental noise detecting unit, the speed-changing fan and the frequency-conversion compressor, so as to control the rotating speed of the speed-changing fan and/or the frequency-conversion compressor according to the magnitude of the environmental noise detected by the environmental noise detecting unit. The refrigerating device has the beneficial effect that the rotating speed of the speed-changing fan and/or the frequency-conversion compressor can be controlled according to the magnitude of the environmental noise of the refrigerating device, so that the noise generated by the refrigerating device corresponds to the environmental noise, and a user hardly can sense the noise of the refrigerating device, thereby increasing the quality of the refrigerating device.
Description
Technical field
The present invention relates to refrigeration technology field, particularly a kind of refrigeration plant and control method thereof.
Background technology
The refrigeration plant for example noise of refrigerator is an important indicator of weight cool equipment quality, also is one of index of quality that most possibly causes customer complaint.In order to improve the refrigeration plant noise, existing at present refrigeration plant is judged day and night through light-sensitive element sensitization, makes refrigeration plant compressor low cruise when working night, thus the problem of the noise of refrigeration plant compressor high-speed cruising when avoiding the late into the night.China utility model patent CN201497272U describes a kind of air-cooled variable-frequency multi-door refrigerator of low noise work in the late into the night; The ambient brightness that this refrigerator can be in through the light sensor sensing refrigeration plant that is provided with on the display board now; Through the processing of CPU, comprehensively carry out differential Based Intelligent Control again, confirm that current environment is the daytime or the late into the night; Frequency-changeable compressor is done low-speed running when confirming as the late into the night, and frequency-changeable compressor is done and run up when confirming as daytime.This refrigeration plant can only be controlled the rotating speed of frequency-changeable compressor according to the brightness in the external world; When extraneous brightness is higher; For example; No matter be daytime or the night of turning on light its frequency-changeable compressor all run up, the noise when running up is higher, this noise control mode can't satisfy the noise requirements of user to refrigeration plant sometimes.
Summary of the invention
The present invention is based on the cognitive and discovery of inventor to the following fact: existing refrigeration plant is the noise objective of refrigerator for example, all is according to products standards, the result who in laboratory, records.In fact, in different environment, the user is often different to the noise of refrigeration plant (mainly be by refrigeration plant compressor and/or blower fan produce) impression.For example, during the ambient noise around the noise of refrigeration plant itself is equal to or less than (noise that the noise source by refrigeration plant in the residing environment produces), the user is in fact also insensitive to the noise impression of refrigeration plant itself; Under the relatively more quiet situation of ambient noise,, possibly cause user's sensitivity around because of the projecting ambient noise of refrigeration plant noise although the noise of refrigeration plant own meets relevant criterion, thus the noise problem of complaint refrigeration plant.For example; Same refrigeration plant for example is refrigerator, and in the city or the more noisy period on daytime of surrounding environment of clamour, the user maybe be also not obvious to the impression of its noise; But in quiet rural area or period at night in the dead of night, the user possibly can become to its noise and be difficult to stand.Therefore; The user is to the direct feel of refrigeration plant noise, and is closely related with its living conditions and habits and customs, for example; Certain customers' refrigeration plant placement location is usually very near apart from parlor, bedroom; Under this environment for use,, still can have a strong impact on user's sleep and rest although the noise objective of refrigeration plant itself is qualified.Thus, the inventor draws according to above cognition and discovery: influence the user receives refrigeration plant to the noise of refrigeration plant influence of environmental noise.
For this reason, one object of the present invention is to propose a kind of refrigeration plant, and this refrigeration plant can be according to the ambient noise control speed-changing draught fan and/or the frequency-changeable compressor rotating speed of refrigeration plant, to improve the impression of user to the noise of refrigeration plant.
Another object of the present invention is to propose a kind of control method of refrigeration plant.
To achieve these goals, the embodiment of first aspect present invention provides a kind of refrigeration plant, comprising: speed-changing draught fan; Frequency-changeable compressor; The environment noise test unit, said environmental detection unit is used to detect the ambient noise of said refrigeration plant; Control module, said control module link to each other with said environment noise test unit, said speed-changing draught fan and said frequency-changeable compressor with the rotating speed according to said environment noise test unit detected ambient noise size said speed-changing draught fan of control and/or said frequency-changeable compressor.
Can control the rotating speed of speed-changing draught fan and frequency-changeable compressor according to the size of the ambient noise of refrigeration plant according to the refrigeration plant of the embodiment of the invention; So that noise and ambient noise that refrigeration plant produces are mated each other; Improve user's impression to the noise of refrigeration plant when using refrigeration plant, thereby promoted the quality of refrigeration plant.
In addition, refrigeration plant according to the above embodiment of the present invention can also have following additional technical characterictic:
According to some embodiments of the present invention, said environment noise test unit detects said ambient noise between said speed-changing draught fan and frequency-changeable compressor down period.
According to one embodiment of present invention; Said environment noise test unit detects said ambient noise with preset frequency between said speed-changing draught fan and frequency-changeable compressor down period, wherein said control module calculates the mean value of said environment noise test unit detected ambient noise between said speed-changing draught fan and frequency-changeable compressor down period and controls the rotating speed of said speed-changing draught fan and frequency-changeable compressor according to said mean value.
According to an example of the present invention, said control module calculates said mean value from maximum noise value and minimal noise value are removed in said environment noise test unit the detected ambient noise between said speed-changing draught fan and frequency-changeable compressor down period after.
According to examples more of the present invention; Be preset with a plurality of ambient noise levels in the said control module; And the rotating speed of said speed-changing draught fan and frequency-changeable compressor is divided into respectively and said a plurality of ambient noise levels rotating speed one to one, and wherein said control module is controlled to be the rotating speed corresponding with this ambient noise level with the detected ambient noise in said environment noise test unit and said ambient noise level comparison and according to the residing ambient noise level of the detected ambient noise in said environment noise test unit respectively with the rotating speed of said speed-changing draught fan and frequency-changeable compressor.
According to a concrete example of the present invention; Said ambient noise level be divided into the low noise level, in level and the high level of making an uproar of making an uproar, and the middling speed that the rotating speed of said speed-changing draught fan and frequency-changeable compressor is divided into the low speed corresponding with said low noise level respectively, the level of making an uproar in said is corresponding and the said height corresponding high speed of level of making an uproar.
The embodiment of second aspect present invention proposes a kind of control method of refrigeration plant, and said refrigeration plant has speed-changing draught fan and frequency-changeable compressor, and said control method may further comprise the steps: the ambient noise that a) detects said refrigeration plant; And b) controls the rotating speed of said frequency-changeable compressor and/or said speed-changing draught fan according to detected said ambient noise.
In addition, the control method of refrigeration plant according to the above embodiment of the present invention can also have following additional technical characterictic:
According to some embodiments of the present invention, said ambient noise detects between said speed-changing draught fan and frequency-changeable compressor down period.
According to one embodiment of present invention, the ambient noise that detects said refrigeration plant comprises: between said speed-changing draught fan and frequency-changeable compressor down period, detect said ambient noise with preset frequency; With the mean value that calculates detected ambient noise; Wherein control the rotating speed of said speed-changing draught fan and frequency-changeable compressor according to said mean value.
According to examples more of the present invention, from detected ambient noise, calculate said mean value after removal maximum noise value and the minimal noise value.
According to some embodiments of the present invention, the rotating speed of controlling said frequency-changeable compressor and/or said speed-changing draught fan according to detected said ambient noise comprises: preset a plurality of ambient noise levels and the rotating speed of said speed-changing draught fan and frequency-changeable compressor is divided into respectively and said a plurality of ambient noise levels rotating speed one to one; With with detected said ambient noise and said ambient noise level comparison and according to the residing ambient noise level of detected ambient noise the rotating speed of said speed-changing draught fan and/or frequency-changeable compressor is controlled to be the rotating speed corresponding with this ambient noise level respectively.
According to one embodiment of present invention; Said ambient noise level be divided into the low noise level, in level and the high level of making an uproar of making an uproar, and the middling speed that the rotating speed of said speed-changing draught fan and frequency-changeable compressor is divided into the low speed corresponding with said low noise level respectively, the level of making an uproar in said is corresponding and the said height corresponding high speed of level of making an uproar.
Additional aspect of the present invention and advantage part in the following description provide, and part will become obviously from the following description, or recognize through practice of the present invention.
Description of drawings
Above-mentioned and/or additional aspect of the present invention and advantage obviously with are easily understood becoming the description of embodiment from combining figs, wherein:
Fig. 1 is the structural representation according to the refrigeration plant of the embodiment of the invention;
Fig. 2 is the control method flow chart according to the refrigeration plant of the embodiment of the invention; With
Fig. 3 be according to the refrigeration plant of the embodiment of the invention the curve synoptic diagram of noise (being the rotating speed of speed-changing draught fan and/or frequency-changeable compressor) and ambient noise coupling.
The specific embodiment
Describe embodiments of the invention below in detail, the example of said embodiment is shown in the drawings, and wherein identical from start to finish or similar label is represented identical or similar elements or the element with identical or similar functions.Be exemplary through the embodiment that is described with reference to the drawings below, only be used to explain the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention; It will be appreciated that; The orientation of indications such as term " " center ", " vertically ", " laterally ", " on ", D score, " preceding ", " back ", " left side ", " right side ", " vertically ", " level ", " top ", " end " " interior ", " outward " or position relation are for based on orientation shown in the drawings or position relation; only be to describe with simplifying for the ease of describing the present invention; rather than the device or the element of indication or hint indication must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.In addition, term " first ", " second " only are used to describe purpose, and can not be interpreted as indication or hint relative importance.
In description of the invention, need to prove that only if clear and definite regulation and qualification are arranged in addition, term " installation ", " linking to each other ", " connection " should be done broad understanding, for example, can be to be fixedly connected, also can be to removably connect, or connect integratedly; Can be mechanical connection, also can be to be electrically connected; Can be directly to link to each other, also can link to each other indirectly through intermediary, can be the connection of two element internals.For those of ordinary skill in the art, can concrete condition understand above-mentioned term concrete implication in the present invention.
Refrigeration plant according to the embodiment of the invention is described with reference to the drawings below.
As shown in Figure 1, refrigeration plant for example is a refrigerator according to an embodiment of the invention, and certainly, the present invention is not limited to this, for example can refrigerator, and showcase etc.Refrigeration plant according to the embodiment of the invention comprises: speed-changing draught fan 10, frequency-changeable compressor 20, environment noise test unit 30 and control module 40.
Particularly, environment noise test unit 30 is used to detect the ambient noise of refrigeration plant.The ambient noise here is meant the ambient noise that the noise source in the refrigeration plant environment of living in produces.For example; Refrigeration plant is placed in the kitchen; Ambient noise is meant the noise that near the noise source (for example smoke exhaust ventilator) the refrigeration plant produces in the kitchen, and refrigeration plant is placed in the parlor, and ambient noise then is meant the noise that near the acoustic noise source (for example television set) the refrigeration plant produces in the parlor.Ambient noise be can with around the variation of environment change, the vehicle that goes in the street in kitchen for example at the front or parlor more for a long time, the noise in open the window kitchen or the parlor may be big when shutting the window.
In other words; The rotating speed of speed-changing draught fan 10 and frequency-changeable compressor 20 can be by control module 40 controls, and the noise that speed-changing draught fan 10 and/or frequency-changeable compressor 20 produce normally and rotating speed separately (rotating speed of frequency conversion fan 10 is meant the rotating speed of frequency conversion fan 10 motors and blade, and compressor rotary speed is meant the rotating speed of motor of frequency-changeable compressor) that be directly proportional; After ambient noise is gathered in environment noise test unit 30 noise figure is passed to control module 40; Control module 40 is according to the noise figure that collects, the rotating speed of control speed-changing draught fan 10 and frequency-changeable compressor 20, and the noise (noise of refrigeration plant) that produces when making the work of speed-changing draught fan 10 and frequency-changeable compressor 20 is adaptive with ambient noise; Be used for impression with improvement to the noise of refrigeration plant;, need to prove, when speed-changing draught fan 10 and frequency-changeable compressor 20 are in minimum speed; The noise of refrigeration plant might be higher than ambient noise; When for example ambient noise was near 0dB, environment noise test unit 30 detected behind the environmental noise rotating speed with speed-changing draught fan 10 and/or frequency-changeable compressor 20 and is controlled at lowest speed and gets final product, and this moment, the noise of refrigeration plant was higher than environmental noise.Thus, improve user's impression.
Control the rotating speed of speed-changing draught fan 10 and frequency-changeable compressor 20 according to the size of the ambient noise of refrigeration plant according to the refrigeration plant of the embodiment of the invention; So that noise that refrigeration plant produces and ambient noise coupling; Make the noise of user's unsusceptibility, promoted the quality of refrigeration plant to refrigeration plant.
According to one embodiment of present invention, environment noise test unit 30 testing environment noise between speed-changing draught fan 10 and frequency-changeable compressor 20 down periods.In other words, environment noise test unit 30 detects ambient noise when speed-changing draught fan 10 and frequency-changeable compressor 20 stop, and makes detected ambient noise value more accurate.
According to some embodiments of the present invention; (transverse axis as shown in Figure 3 is corresponding with the time with preset frequency testing environment noise between speed-changing draught fan 10 and frequency-changeable compressor 20 down periods in environment noise test unit 30; The longitudinal axis is corresponding with the ambient noise value), the mean value of control module 40 computing environment noise detection unit 30 detected ambient noise between speed-changing draught fan 10 and frequency-changeable compressor 20 down periods and wherein according to the rotating speed of mean value control speed-changing draught fan 10 and/or frequency-changeable compressor 20.
Particularly; Environment noise test unit 30 is at speed-changing draught fan 10 and frequency-changeable compressor 20 down period interbody spacer scheduled time testing environment noises (as shown in Figure 3), and controls the rotating speed of speed-changing draught fan 10 and/or frequency-changeable compressor 20 through the mean value of control module 40 computing environment noise detection unit 30 detected ambient noise between speed-changing draught fan 10 and frequency-changeable compressor 20 down periods.Can get rid of the interference of refrigeration plant self NOISE ON ENVIRONMENT noise measuring like this, make detected environmental noise more accurate.Thus, can make speed-changing draught fan 10 and frequency-changeable compressor 20 be in rational rotating speed, promptly improve user's impression, improve the operating efficiency of refrigeration plant again.
According to examples more of the present invention, control module 40 is calculating mean value from maximum noise value and minimal noise value are removed in environment noise test unit 30 the detected ambient noise between speed-changing draught fan 10 and frequency-changeable compressor 20 down periods after.Thus, can avoid of the interference of sudden noise, thereby make the mean value of the ambient noise that calculates to reflect the ambient noise level around the refrigeration plant under the current state more objective, truly the environment noise test process.
According to some embodiments of the present invention; Be preset with a plurality of ambient noise levels in the control module 40; And the rotating speed of speed-changing draught fan 10 and frequency-changeable compressor 20 is divided into respectively and a plurality of ambient noise levels rotating speed one to one, and wherein control module 40 is controlled to be the rotating speed corresponding with this ambient noise level with environment noise test unit 30 detected ambient noises and ambient noise level comparison and according to the residing ambient noise level of environment noise test unit 30 detected ambient noises respectively with the rotating speed of speed-changing draught fan 10 and frequency-changeable compressor 20.
In other words; The rotating speed of speed-changing draught fan 10 and frequency-changeable compressor 20 is set to a plurality of; A plurality of rotating speeds are corresponding one by one with a plurality of ambient noise levels respectively, and each noise level in a plurality of ambient noise levels here can be between a noise range, and noise mean value is in this is interval the time; Control module 40 control speed-changing draught fan 10 and/or frequency-changeable compressor 20 rotating speeds separately make rotating speed corresponding with corresponding ambient noise level.Thus, can make speed-changing draught fan 10 and frequency-changeable compressor 20 be in rational rotating speed, promptly improve user's impression, improve the operating efficiency of refrigeration plant again.
According to some embodiments of the present invention; Ambient noise level be divided into the low noise level, in level and the high level of making an uproar of making an uproar, and the rotating speed of speed-changing draught fan 10 and frequency-changeable compressor 20 be divided into respectively the low speed corresponding with the low noise level, in the corresponding middling speed of level and the height corresponding high speed of level of making an uproar of making an uproar.After rotating speed done above-mentioned differentiation, can make speed-changing draught fan 10 and frequency-changeable compressor 20 be in rational rotating speed, promptly reduce the operating efficiency that noise has improved refrigeration plant again.
With reference to figure 1, Fig. 2 the control method according to the refrigeration plant of the embodiment of the invention is described below.
Shown in Fig. 1-2; The control method of refrigeration plant according to an embodiment of the invention; Refrigeration plant has speed-changing draught fan 10 and frequency-changeable compressor 20, and control method may further comprise the steps: the ambient noise and the b that a) detect said refrigeration plant) control the rotating speed of said frequency-changeable compressor and/or said speed-changing draught fan according to detected said ambient noise.
Control method according to the refrigeration plant of the embodiment of the invention; Refrigeration plant is controlled the rotating speed of speed-changing draught fan 10 and/or frequency-changeable compressor 20 according to the size of the ambient noise of refrigeration plant; So that noise that refrigeration plant produces and ambient noise coupling; Make the noise of user's unsusceptibility, promoted the quality of refrigeration plant to refrigeration plant.
According to some embodiments of the present invention, ambient noise detects between speed-changing draught fan 10 and frequency-changeable compressor 20 down periods.The detection that can get rid of refrigeration plant self NOISE ON ENVIRONMENT noise like this produces to be disturbed, and makes detected environmental noise more accurate.
According to one embodiment of present invention, the ambient noise that detects refrigeration plant comprises: with preset frequency testing environment noise, for example the scheduled time is detected environmental noise at interval between speed-changing draught fan 10 and frequency-changeable compressor 20 down periods.With the mean value that calculates detected ambient noise, wherein control the rotating speed of said speed-changing draught fan and frequency-changeable compressor according to said mean value.
Particularly, through after averaging, the detection that can get rid of refrigeration plant self NOISE ON ENVIRONMENT noise produces to be disturbed, and makes detected environmental noise more accurate.Thus, can make speed-changing draught fan 10 and frequency-changeable compressor 20 be in rational rotating speed, promptly improve user's impression, improve the operating efficiency of refrigeration plant again.
The said mean value of calculating after maximum noise value and the minimal noise value can be removed in a nearlyer step ground from detected ambient noise.
According to some embodiments of the present invention, the rotating speed of controlling said frequency-changeable compressor and/or said speed-changing draught fan according to detected ambient noise comprises: preset a plurality of ambient noise levels and the rotating speed of said speed-changing draught fan 10 and frequency-changeable compressor 20 is divided into respectively and said a plurality of ambient noise levels rotating speed one to one; With with detected said ambient noise and said ambient noise level comparison and according to the residing ambient noise level of detected ambient noise the rotating speed of said speed-changing draught fan and/or frequency-changeable compressor is controlled to be the rotating speed corresponding with this ambient noise level respectively.
In other words, the rotating speed of speed-changing draught fan 10 and frequency-changeable compressor 20 is set to a plurality of, and a plurality of rotating speeds are corresponding one by one with a plurality of ambient noise levels respectively; Each ambient noise level in a plurality of ambient noise levels here can be between a noise range; Noise mean value is in this interval, and the rotating speed of control module 40 control speed-changing draught fans 10 and frequency-changeable compressor 20 makes rotating speed corresponding with ambient noise level; In other words, make the noise and the ambient noise coupling of refrigeration plant.Thus, can make speed-changing draught fan 10 and frequency-changeable compressor 20 be in rational rotating speed, promptly improve user's impression, improve the operating efficiency of refrigeration plant again.
According to some embodiments of the present invention; Ambient noise level be divided into the low noise level, in level and the high level of making an uproar of making an uproar, and the rotating speed of speed-changing draught fan 10 and frequency-changeable compressor 20 be divided into respectively the low speed corresponding with the low noise level, in the corresponding middling speed of level and the height corresponding high speed of level of making an uproar of making an uproar.
In other words, ambient noise level can be divided into the low noise level, in level and the high level of making an uproar of making an uproar, and the rotating speed of speed-changing draught fan 10 and frequency-changeable compressor 20 be divided into respectively the low speed corresponding with the low noise level, in the corresponding middling speed of level and the height corresponding high speed of level of making an uproar of making an uproar.After rotating speed done above-mentioned differentiation, can make speed-changing draught fan 10 and frequency-changeable compressor 20 be in rational rotating speed, promptly improve user's impression, improve the operating efficiency of refrigeration plant again.
Refrigeration plant and control method thereof according to the embodiment of the invention; Control the compressor and/or the blower fan of refrigeration plant through the testing environment noise; Promptly control the noise of refrigeration plant, make the noise and the ambient noise coupling of refrigeration plant, thereby improve the impression of user the refrigeration plant noise.
In the description of this specification, the description of reference term " embodiment ", " some embodiment ", " example ", " concrete example " or " some examples " etc. means the concrete characteristic, structure, material or the characteristics that combine this embodiment or example to describe and is contained at least one embodiment of the present invention or the example.In this manual, the schematic statement to above-mentioned term not necessarily refers to identical embodiment or example.And concrete characteristic, structure, material or the characteristics of description can combine with suitable manner in any one or more embodiment or example.
Although illustrated and described embodiments of the invention; Those having ordinary skill in the art will appreciate that: under the situation that does not break away from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited claim and equivalent thereof.
Claims (12)
1. a refrigeration plant is characterized in that, comprising:
Speed-changing draught fan;
Frequency-changeable compressor;
The environment noise test unit, said environmental detection unit is used to detect the ambient noise of said refrigeration plant;
Control module, said control module link to each other with said environment noise test unit, said speed-changing draught fan and said frequency-changeable compressor with the rotating speed according to said environment noise test unit detected ambient noise size said speed-changing draught fan of control and/or said frequency-changeable compressor.
2. refrigeration plant according to claim 1 is characterized in that, said environment noise test unit detects said ambient noise between said speed-changing draught fan and frequency-changeable compressor down period.
3. refrigeration plant according to claim 2; It is characterized in that; Said environment noise test unit detects said ambient noise with preset frequency between said speed-changing draught fan and frequency-changeable compressor down period, wherein said control module calculates the mean value of said environment noise test unit detected ambient noise between said speed-changing draught fan and frequency-changeable compressor down period and controls the rotating speed of said speed-changing draught fan and frequency-changeable compressor according to said mean value.
4. refrigeration plant according to claim 3; It is characterized in that said control module calculates said mean value from maximum noise value and minimal noise value are removed in said environment noise test unit the detected ambient noise between said speed-changing draught fan and frequency-changeable compressor down period after.
5. according to each described refrigeration plant among the claim 1-4; It is characterized in that; Be preset with a plurality of ambient noise levels in the said control module; And the rotating speed of said speed-changing draught fan and frequency-changeable compressor is divided into respectively and said a plurality of ambient noise levels rotating speed one to one, and wherein said control module is controlled to be the rotating speed corresponding with this ambient noise level with the detected ambient noise in said environment noise test unit and said ambient noise level comparison and according to the residing ambient noise level of the detected ambient noise in said environment noise test unit respectively with the rotating speed of said speed-changing draught fan and frequency-changeable compressor.
6. refrigeration plant according to claim 5; It is characterized in that; Said ambient noise level be divided into the low noise level, in level and the high level of making an uproar of making an uproar, and the middling speed that the rotating speed of said speed-changing draught fan and frequency-changeable compressor is divided into the low speed corresponding with said low noise level respectively, the level of making an uproar in said is corresponding and the said height corresponding high speed of level of making an uproar.
7. the control method of a refrigeration plant, said refrigeration plant has speed-changing draught fan and frequency-changeable compressor, it is characterized in that, and said control method may further comprise the steps:
A) ambient noise of the said refrigeration plant of detection; With
B) control the rotating speed of said frequency-changeable compressor and/or said speed-changing draught fan according to detected said ambient noise.
8. control method according to claim 7 is characterized in that, said ambient noise detects between said speed-changing draught fan and frequency-changeable compressor down period.
9. control method according to claim 8 is characterized in that, the ambient noise that detects said refrigeration plant comprises:
Between said speed-changing draught fan and frequency-changeable compressor down period, detect said ambient noise with preset frequency; With
Calculate the mean value of detected ambient noise;
Wherein control the rotating speed of said speed-changing draught fan and frequency-changeable compressor according to said mean value.
10. control method according to claim 9 is characterized in that, from detected ambient noise, calculates said mean value after removal maximum noise value and the minimal noise value.
11., it is characterized in that the rotating speed of controlling said frequency-changeable compressor and/or said speed-changing draught fan according to detected said ambient noise comprises according to each described control method among the claim 7-10:
Preset a plurality of ambient noise levels and the rotating speed of said speed-changing draught fan and frequency-changeable compressor is divided into respectively and said a plurality of ambient noise levels rotating speed one to one; With
With detected said ambient noise and said ambient noise level comparison and according to the residing ambient noise level of detected ambient noise the rotating speed of said speed-changing draught fan and/or frequency-changeable compressor is controlled to be the rotating speed corresponding with this ambient noise level respectively.
12. control method according to claim 11; It is characterized in that; Said ambient noise level be divided into the low noise level, in level and the high level of making an uproar of making an uproar, and the middling speed that the rotating speed of said speed-changing draught fan and frequency-changeable compressor is divided into the low speed corresponding with said low noise level respectively, the level of making an uproar in said is corresponding and the said height corresponding high speed of level of making an uproar.
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| CN104833075A (en) * | 2015-05-06 | 2015-08-12 | 深圳市朗空亿科科技有限公司 | Noise reduction control method and device of air purifier |
| CN104990248A (en) * | 2015-06-19 | 2015-10-21 | 郑州轻工业学院 | Noise controlling system of air conditioner |
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| CN105805882A (en) * | 2014-12-30 | 2016-07-27 | Tcl空调器(中山)有限公司 | Air conditioner control method and device |
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| CN108626963A (en) * | 2018-04-19 | 2018-10-09 | 长虹美菱股份有限公司 | A kind of refrigerator DNR dynamic noise reduction control method |
| CN108814338A (en) * | 2018-06-21 | 2018-11-16 | 九阳股份有限公司 | A kind of control method of soy bean milk making machine |
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| CN109458719A (en) * | 2018-10-22 | 2019-03-12 | 四川虹美智能科技有限公司 | A kind of controller of air-conditioning, a kind of control method of air-conditioning and a kind of air-conditioning |
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| CN112628134A (en) * | 2020-12-23 | 2021-04-09 | 合肥美菱物联科技有限公司 | Method for rapidly detecting noise of variable frequency compressor |
| CN113865254A (en) * | 2021-09-29 | 2021-12-31 | Tcl家用电器（合肥）有限公司 | Control method and device of refrigeration equipment, storage medium and electronic equipment |
| CN115486662A (en) * | 2022-09-23 | 2022-12-20 | 慕思健康睡眠股份有限公司 | Noise control method and device for hardness-adjustable cushion body, cushion body and medium |
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| CN109323529B (en) * | 2017-08-01 | 2022-01-04 | 博西华电器（江苏）有限公司 | Noise control method and refrigeration equipment |
| CN109323528B (en) * | 2017-08-01 | 2021-10-01 | 博西华电器（江苏）有限公司 | Control method and device of refrigeration program |
| CN109323498A (en) * | 2017-08-01 | 2019-02-12 | 博西华电器（江苏）有限公司 | The control method and refrigeration equipment of refrigeration equipment, Cloud Server |
| CN109323528A (en) * | 2017-08-01 | 2019-02-12 | 博西华电器（江苏）有限公司 | The control method and device of refrigerant sequence |
| CN109323529A (en) * | 2017-08-01 | 2019-02-12 | 博西华电器（江苏）有限公司 | Noise control method and refrigeration equipment |
| CN107642934A (en) * | 2017-09-18 | 2018-01-30 | Tcl家用电器（合肥）有限公司 | Noise-reduction method, device and the readable storage medium storing program for executing of frequency-changing wind-cooling refrigerator |
| CN107642934B (en) * | 2017-09-18 | 2021-06-15 | Tcl家用电器（合肥）有限公司 | Noise reduction method and device for variable frequency air-cooled refrigerator and readable storage medium |
| CN109730550A (en) * | 2018-03-19 | 2019-05-10 | 九阳股份有限公司 | A kind of food processor |
| CN108626963A (en) * | 2018-04-19 | 2018-10-09 | 长虹美菱股份有限公司 | A kind of refrigerator DNR dynamic noise reduction control method |
| CN108626963B (en) * | 2018-04-19 | 2020-05-05 | 长虹美菱股份有限公司 | Dynamic noise reduction control method for refrigerator |
| CN108577592A (en) * | 2018-06-21 | 2018-09-28 | 九阳股份有限公司 | A kind of control method of food processor |
| CN108577592B (en) * | 2018-06-21 | 2021-11-09 | 九阳股份有限公司 | Control method of food processing machine |
| CN108814338A (en) * | 2018-06-21 | 2018-11-16 | 九阳股份有限公司 | A kind of control method of soy bean milk making machine |
| CN108844234A (en) * | 2018-06-25 | 2018-11-20 | 珠海格力电器股份有限公司 | Heating means, device and the frequency conversion heat pump water heater of frequency conversion heat pump water heater |
| CN109470026A (en) * | 2018-09-30 | 2019-03-15 | 安徽康佳同创电器有限公司 | A kind of refrigerator operation method for storing cosmetics, storage equipment and refrigerator |
| CN109458719A (en) * | 2018-10-22 | 2019-03-12 | 四川虹美智能科技有限公司 | A kind of controller of air-conditioning, a kind of control method of air-conditioning and a kind of air-conditioning |
| CN111038213A (en) * | 2019-12-27 | 2020-04-21 | 东风汽车有限公司 | Automobile air conditioner compressor rotating speed control method and electronic equipment |
| CN112378157A (en) * | 2020-11-06 | 2021-02-19 | 长虹美菱股份有限公司 | Variable frequency refrigerator and noise monitoring method thereof |
| CN112378157B (en) * | 2020-11-06 | 2022-03-15 | 长虹美菱股份有限公司 | Variable frequency refrigerator and noise monitoring method thereof |
| CN112628134A (en) * | 2020-12-23 | 2021-04-09 | 合肥美菱物联科技有限公司 | Method for rapidly detecting noise of variable frequency compressor |
| CN113865254A (en) * | 2021-09-29 | 2021-12-31 | Tcl家用电器（合肥）有限公司 | Control method and device of refrigeration equipment, storage medium and electronic equipment |
| CN115486662A (en) * | 2022-09-23 | 2022-12-20 | 慕思健康睡眠股份有限公司 | Noise control method and device for hardness-adjustable cushion body, cushion body and medium |
| CN116476802A (en) * | 2023-05-18 | 2023-07-25 | 广州汽车集团股份有限公司 | Control method and device for vehicle, electronic equipment and storage medium |
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Address after: 230601 Hefei Changjiang Road, Anhui, No. 669 Applicant after: Hefei Midea Refrigerator Co., Ltd. Applicant after: Hefei Hualing Co., Ltd. Address before: 230601 Hefei Changjiang Road, Anhui, No. 669 Applicant before: Hefei Media Rongshida Refrigerator Co., Ltd. Applicant before: Hefei Hualing Co., Ltd. |
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Application publication date: 20120620 |