CN113915918A - Refrigerator and refrigerator noise reduction method - Google Patents

Refrigerator and refrigerator noise reduction method Download PDF

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Publication number
CN113915918A
CN113915918A CN202110406265.1A CN202110406265A CN113915918A CN 113915918 A CN113915918 A CN 113915918A CN 202110406265 A CN202110406265 A CN 202110406265A CN 113915918 A CN113915918 A CN 113915918A
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China
Prior art keywords
fan
refrigerator
controlling
compressor
rotating speed
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Granted
Application number
CN202110406265.1A
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Chinese (zh)
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CN113915918B (en
Inventor
孙敬龙
潘毅广
齐聪山
丁龙辉
张海鹏
张宗鑫
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Hisense Shandong Refrigerator Co Ltd
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Hisense Shandong Refrigerator Co Ltd
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Priority to CN202110406265.1A priority Critical patent/CN113915918B/en
Publication of CN113915918A publication Critical patent/CN113915918A/en
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    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D29/00—Arrangement or mounting of control or safety devices
    • F25D29/005—Mounting of control devices
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2201/00—Insulation
    • F25D2201/30—Insulation with respect to sound
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2600/00—Control issues
    • F25D2600/06—Controlling according to a predetermined profile
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
    • F25D2700/00—Means for sensing or measuring; Sensors therefor
    • F25D2700/02—Sensors detecting door opening

Abstract

The invention discloses a refrigerator, comprising: a refrigeration system including a compressor and a fan; a vacuum module for maintaining the vacuum drawer in a vacuum state; the controller is configured to: when the refrigerator door is not opened in the running process of the refrigerator, the running mode of the refrigerator is obtained; controlling the operation of the vacuum module according to an operation mode; controlling the compressor to work in a corresponding compressor rotating speed range and controlling the fan to work in a corresponding fan rotating speed range according to the operation mode; collecting noise values of the compressor and the fan under different rotating speed combinations in a preset time period; and acquiring a target rotating speed of the compressor and a target rotating speed of the fan corresponding to the minimum noise value, controlling the compressor according to the target rotating speed of the compressor and controlling the fan according to the target rotating speed of the fan. The embodiment of the invention also discloses a refrigerator noise reduction method, and the noise of the refrigerator can be reduced to the minimum while the normal operation of the refrigerator is ensured.

Description

Refrigerator and refrigerator noise reduction method
Technical Field
The invention relates to the technical field of refrigerators, in particular to a refrigerator and a refrigerator noise reduction method.
Background
With the development of society and the progress of science and technology, the performance of the refrigerator reaches a high level, and the refrigerator looks more and more beautiful in structure and appearance, but the noise problem of the refrigerator still occupies a certain complaint proportion in the problem of user feedback, and the refrigerator has attracted the attention of various manufacturers. A motor module is introduced into each module in the existing multi-system refrigerator to drive, the motor generates noise during operation, and then the noise of the compressor and the fan is superposed, so that the noise is increased, and the use experience of a user is influenced.
Disclosure of Invention
The embodiment of the invention aims to provide a refrigerator and a refrigerator noise reduction method, which can ensure the normal operation of the refrigerator and simultaneously reduce the noise of the refrigerator to the minimum.
To achieve the above object, an embodiment of the present invention provides a refrigerator, including:
the refrigerating system comprises a compressor and a fan, wherein the compressor is used for providing power for a refrigerating cycle of the refrigerator, and the fan is operated to realize air supply of a storage chamber and comprises a freezing fan, a refrigerating fan and a temperature changing fan;
a vacuum module for maintaining the vacuum drawer in a vacuum state;
the controller is configured to:
when the refrigerator door is not opened in the running process of the refrigerator, obtaining the running mode of the refrigerator; the running modes comprise a power-on mode, a normal running mode and a defrosting recovery mode;
controlling the operation of the vacuum module according to the operation mode;
controlling the compressor to work in a corresponding compressor rotating speed range and controlling the fan to work in a corresponding fan rotating speed range according to the operation mode;
collecting noise values of the compressor and the fan under different rotating speed combinations in a preset time period;
and acquiring a target rotating speed of the compressor and a target rotating speed of the fan corresponding to the minimum noise value, controlling the compressor according to the target rotating speed of the compressor and controlling the fan according to the target rotating speed of the fan.
As an improvement of the above solution, the controlling the operation of the vacuum module according to the operation mode includes:
when the operation mode is a power-on mode, controlling the vacuum module to work until the pressure value of the vacuum drawer reaches a preset pressure threshold value;
when the operation mode is a normal operation mode, judging the current working state of the vacuum module; if the vacuum module is working, the compressor and the fan keep the current rotating speed unchanged, and the vacuum module stops working until the pressure value of the vacuum drawer reaches a preset pressure threshold value; if the vacuum module does not work, the compressor and the fan are switched in rotating speed, and the vacuum module is controlled not to work;
and when the operation mode is a defrosting recovery mode, controlling the vacuum module not to work.
As an improvement of the above, the controller is further configured to:
when a refrigerator door is opened in the running process of the refrigerator, acquiring the type of a storage chamber with the opened refrigerator door;
and controlling the driving module corresponding to the storage chamber of the opened door to stop working.
As an improvement of the above scheme, the controlling the stop of the operation of the driving module corresponding to the storage chamber of the opened door comprises:
when the door of the refrigerating chamber is opened, controlling the refrigerating fan and the vacuum module to stop working;
when the door of the temperature changing chamber is opened, controlling the temperature changing fan to stop working;
and when the door of the freezing chamber is opened, controlling the freezing fan to stop working.
In order to achieve the above object, an embodiment of the present invention further provides a refrigerator noise reduction method, including:
when the refrigerator door is not opened in the running process of the refrigerator, obtaining the running mode of the refrigerator; the running modes comprise a power-on mode, a normal running mode and a defrosting recovery mode;
controlling the operation of a vacuum module in the refrigerator according to the operation mode; wherein the vacuum module is used for keeping a vacuum drawer in the refrigerator in a vacuum state;
controlling the compressor to work in a corresponding compressor rotating speed range and controlling the fan to work in a corresponding fan rotating speed range according to the operation mode;
collecting noise values of the compressor and the fan under different rotating speed combinations in a preset time period;
and acquiring a target rotating speed of the compressor and a target rotating speed of the fan corresponding to the minimum noise value, controlling the compressor according to the target rotating speed of the compressor and controlling the fan according to the target rotating speed of the fan.
As an improvement of the above solution, the controlling the operation of the vacuum module in the refrigerator according to the operation mode includes:
when the operation mode is a power-on mode, controlling the vacuum module to work until the pressure value of the vacuum drawer reaches a preset pressure threshold value;
when the operation mode is a normal operation mode, judging the current working state of the vacuum module; if the vacuum module is working, the compressor and the fan keep the current rotating speed unchanged, and the vacuum module stops working until the pressure value of the vacuum drawer reaches a preset pressure threshold value; if the vacuum module does not work, the compressor and the fan are switched in rotating speed, and the vacuum module is controlled not to work;
and when the operation mode is a defrosting recovery mode, controlling the vacuum module not to work.
As an improvement of the above, the method further comprises:
when a refrigerator door is opened in the running process of the refrigerator, acquiring the type of a storage chamber with the opened refrigerator door;
and controlling the driving module corresponding to the storage chamber of the opened door to stop working.
As an improvement of the above scheme, the controlling the stop of the operation of the driving module corresponding to the storage chamber of the opened door comprises:
when the door of the refrigerating chamber is opened, controlling the refrigerating fan and the vacuum module to stop working;
when the door of the temperature changing chamber is opened, controlling the temperature changing fan to stop working;
and when the door of the freezing chamber is opened, controlling the freezing fan to stop working.
Compared with the prior art, the refrigerator and the noise reduction method for the refrigerator provided by the embodiment of the invention have the advantages that the operation of the vacuum module is controlled according to the operation mode of the refrigerator, and the noise can be properly reduced by reasonably controlling the operation of the vacuum module because the vacuum module can generate noise in the operation process. Furthermore, the refrigerator controller can automatically record noise values of the compressor and the fan under different working modes at different rotating speeds, automatically acquire the rotating speed of the compressor and the fan with the lowest noise, and simultaneously send an instruction to adjust the rotating speeds of the compressor and the fan so as to reduce the noise of the refrigerator to the lowest.
Drawings
Fig. 1 is a control flowchart of a controller in a refrigerator according to an embodiment of the present invention;
fig. 2 is another control flowchart of a controller in a refrigerator according to an embodiment of the present invention;
fig. 3 is a flowchart of a refrigerator noise reduction method according to an embodiment of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, fig. 1 is a control flowchart of a controller in a refrigerator according to an embodiment of the present invention, where the refrigerator includes:
the refrigerating system comprises a compressor and a fan, wherein the compressor is used for providing power for a refrigerating cycle of the refrigerator, and the fan is operated to realize air supply of a storage chamber and comprises a freezing fan, a refrigerating fan and a temperature changing fan;
a vacuum module for maintaining the vacuum drawer in a vacuum state;
the controller is configured to:
s11, when the refrigerator door is not opened in the running process, obtaining the running mode of the refrigerator; the running modes comprise a power-on mode, a normal running mode and a defrosting recovery mode;
s12, controlling the operation of the vacuum module according to the operation mode;
s13, controlling the compressor to work in a corresponding compressor rotating speed range and controlling the fan to work in a corresponding fan rotating speed range according to the operation mode;
s14, collecting noise values of the compressor and the fan under different rotating speed combinations in a preset time period;
and S15, acquiring a target rotating speed of the compressor and a target rotating speed of the fan corresponding to the minimum noise value, controlling the compressor according to the target rotating speed of the compressor and controlling the fan according to the target rotating speed of the fan.
Specifically, the refrigerator according to the embodiment of the present invention includes a refrigerating chamber, a freezing chamber, and a temperature-changing chamber, and the refrigerating chamber, the freezing chamber, and the temperature-changing chamber may all be vacuum drawers.
Specifically, when a refrigerator door is not opened in the running process of the refrigerator, the running mode of the refrigerator is acquired; the running modes comprise a power-on mode, a normal running mode and a defrosting recovery mode. The power-on mode is a mode of the refrigerator after power-off restart, the normal operation mode is a mode of the refrigerator during normal refrigeration, and the defrosting recovery mode is a mode of the refrigerator during normal operation when a defrosting period is finished.
In a first preferred embodiment, when the operation mode is the power-on mode, the vacuum module is controlled to operate until the pressure value of the vacuum drawer reaches a preset pressure threshold value. Illustratively, the pressure threshold is 0.02 MPa.
In a second preferred embodiment, when the operation mode is a normal operation mode, the current working state of the vacuum module is judged; if the vacuum module is working, the compressor and the fan keep the current rotating speed unchanged, and the vacuum module stops working until the pressure value of the vacuum drawer reaches a preset pressure threshold value; and if the vacuum module does not work, the compressor and the fan switch the rotating speed and control the vacuum module to not work.
In a third preferred embodiment, when the operation mode is the defrosting recovery mode, the vacuum module is controlled not to work.
In the embodiment of the invention, the operation of the vacuum module is controlled according to the operation mode of the refrigerator, and the vacuum module can generate noise in the operation process, so that the refrigerator can be properly denoised by reasonably controlling the operation of the vacuum module. In addition, the compressor and the fan start to operate at the rotating speed in the defrosting recovery period, and if the vacuum module works, the noise superposition is large, so that the vacuum module does not work in the defrosting recovery period.
Specifically, the compressor is controlled to work in a corresponding compressor rotating speed range and the fan is controlled to work in a corresponding fan rotating speed range according to the operation mode. For example, the compressor speed and the fan speed for different operating modes may be the same or different.
Illustratively, when the operation mode is a power-on mode, the rotating speed range of the compressor during working is 2900r-3100r, the rotating speed range of the refrigerating fan during working is 1200r-1300r, the rotating speed range of the variable temperature fan during working is 1200r-1300r, and the rotating speed range of the freezing fan during working is 1300r-1400 r; when the operation mode is a normal operation mode, the rotating speed range of the compressor during working is 1900r-2100r, the rotating speed range of the refrigerating fan during working is 1100r-1200r, the rotating speed range of the variable temperature fan during working is 1100r-1200r, and the rotating speed range of the refrigerating fan during working is 1200r-1300 r; when the operation mode is a defrosting recovery mode, the rotating speed range of the compressor during working is 2900r-3100r, the rotating speed range of the refrigerating fan during working is 1200r-1300r, the rotating speed range of the variable temperature fan during working is 1200r-1300r, and the rotating speed range of the refrigerating fan during working is 1300r-1400 r.
Specifically, after the compressor and the fan are operated, noise values of the compressor and the fan under different rotation speed combinations in a preset time period are collected. Illustratively, the predetermined period of time is 1 hour. The compressor and the fan operate in a preset rotating speed range, the rotating speeds of the compressor and the fan can be switched according to other control factors in the preset time period, and in the process, noise values of the compressor and the fan are obtained through sound sensors arranged on the compressor and the fan, so that the noise values of the compressor and the fan under different rotating speed combinations are obtained.
Specifically, a target rotating speed of a compressor and a target rotating speed of a fan corresponding to the minimum noise value are obtained, the compressor is controlled according to the target rotating speed of the compressor, and the fan is controlled according to the target rotating speed of the fan.
Further, the controller is further configured to:
when a refrigerator door is opened in the running process of the refrigerator, acquiring the type of a storage chamber with the opened refrigerator door;
and controlling the driving module corresponding to the storage chamber of the opened door to stop working.
Illustratively, when the door of the refrigerating chamber is opened, the refrigerating fan and the vacuum module are controlled to stop working; when the door of the temperature changing chamber is opened, controlling the temperature changing fan to stop working; and when the door of the freezing chamber is opened, controlling the freezing fan to stop working.
Further, after detecting that the user closes the door, the fan corresponding to the storage room can work again.
It is noted that the control process of the controller described above can refer to fig. 2.
Compared with the prior art, the refrigerator provided by the embodiment of the invention has the advantages that the operation of the vacuum module is controlled according to the operation mode of the refrigerator, and the noise can be properly reduced by reasonably controlling the operation of the vacuum module because the vacuum module can generate noise in the operation process. Furthermore, the refrigerator controller can automatically record noise values of the compressor and the fan under different working modes at different rotating speeds, automatically acquire the rotating speed of the compressor and the fan with the lowest noise, and simultaneously send an instruction to adjust the rotating speeds of the compressor and the fan so as to reduce the noise of the refrigerator to the lowest.
Referring to fig. 3, fig. 3 is a flowchart of a refrigerator noise reduction method according to an embodiment of the present invention, where the refrigerator noise reduction method includes:
s21, when the refrigerator door is not opened in the running process, obtaining the running mode of the refrigerator; the running modes comprise a power-on mode, a normal running mode and a defrosting recovery mode;
s22, controlling the operation of a vacuum module in the refrigerator according to the operation mode; wherein the vacuum module is used for keeping a vacuum drawer in the refrigerator in a vacuum state;
s23, controlling the compressor to work in a corresponding compressor rotating speed range and controlling the fan to work in a corresponding fan rotating speed range according to the operation mode;
s24, collecting noise values of the compressor and the fan under different rotating speed combinations in a preset time period;
and S25, acquiring a target rotating speed of the compressor and a target rotating speed of the fan corresponding to the minimum noise value, controlling the compressor according to the target rotating speed of the compressor and controlling the fan according to the target rotating speed of the fan.
Specifically, the refrigerator noise reduction method according to the embodiment of the present invention is implemented by a controller in a refrigerator, and the refrigerator includes: the refrigerating system comprises a compressor and a fan, wherein the compressor is used for providing power for a refrigerating cycle of the refrigerator, and the fan is operated to realize air supply of a storage chamber and comprises a freezing fan, a refrigerating fan and a temperature changing fan; a vacuum module for maintaining the vacuum drawer in a vacuum state. The refrigerator provided by the embodiment of the invention comprises a refrigerating chamber, a freezing chamber and a temperature-changing chamber, wherein the refrigerating chamber, the freezing chamber and the temperature-changing chamber can be vacuum drawers.
Specifically, in step S21, when the door of the refrigerator is not opened during the operation of the refrigerator, the operation mode of the refrigerator is acquired; the running modes comprise a power-on mode, a normal running mode and a defrosting recovery mode. The power-on mode is a mode of the refrigerator after power-off restart, the normal operation mode is a mode of the refrigerator during normal refrigeration, and the defrosting recovery mode is a mode of the refrigerator during normal operation when a defrosting period is finished.
Specifically, in step S22, in a first preferred embodiment, when the operation mode is the power-on mode, the vacuum module is controlled to operate until the pressure value of the vacuum drawer reaches a preset pressure threshold value. Illustratively, the pressure threshold is 0.02 MPa.
In a second preferred embodiment, when the operation mode is a normal operation mode, the current working state of the vacuum module is judged; if the vacuum module is working, the compressor and the fan keep the current rotating speed unchanged, and the vacuum module stops working until the pressure value of the vacuum drawer reaches a preset pressure threshold value; and if the vacuum module does not work, the compressor and the fan switch the rotating speed and control the vacuum module to not work.
In a third preferred embodiment, when the operation mode is the defrosting recovery mode, the vacuum module is controlled not to work.
In the embodiment of the invention, the operation of the vacuum module is controlled according to the operation mode of the refrigerator, and the vacuum module can generate noise in the operation process, so that the refrigerator can be properly denoised by reasonably controlling the operation of the vacuum module. In addition, the compressor and the fan start to operate at the rotating speed in the defrosting recovery period, and if the vacuum module works, the noise superposition is large, so that the vacuum module does not work in the defrosting recovery period.
Specifically, in step S23, the compressor is controlled to operate within a corresponding compressor speed range and the fan is controlled to operate within a corresponding fan speed range according to the operation mode. For example, the compressor speed and the fan speed for different operating modes may be the same or different.
Illustratively, when the operation mode is a power-on mode, the rotating speed range of the compressor during working is 2900r-3100r, the rotating speed range of the refrigerating fan during working is 1200r-1300r, the rotating speed range of the variable temperature fan during working is 1200r-1300r, and the rotating speed range of the freezing fan during working is 1300r-1400 r; when the operation mode is a normal operation mode, the rotating speed range of the compressor during working is 1900r-2100r, the rotating speed range of the refrigerating fan during working is 1100r-1200r, the rotating speed range of the variable temperature fan during working is 1100r-1200r, and the rotating speed range of the refrigerating fan during working is 1200r-1300 r; when the operation mode is a defrosting recovery mode, the rotating speed range of the compressor during working is 2900r-3100r, the rotating speed range of the refrigerating fan during working is 1200r-1300r, the rotating speed range of the variable temperature fan during working is 1200r-1300r, and the rotating speed range of the refrigerating fan during working is 1300r-1400 r.
Specifically, in step S24, after the compressor and the fan are operated, noise values of the compressor and the fan at different combinations of rotation speeds for a preset period of time are collected. Illustratively, the predetermined period of time is 1 hour. The compressor and the fan operate in a preset rotating speed range, the rotating speeds of the compressor and the fan can be switched according to other control factors in the preset time period, and in the process, noise values of the compressor and the fan are obtained through sound sensors arranged on the compressor and the fan, so that the noise values of the compressor and the fan under different rotating speed combinations are obtained.
Specifically, in step S25, a target rotation speed of the compressor and a target rotation speed of the fan corresponding to the minimum noise value are obtained, and the compressor is controlled according to the target rotation speed of the compressor and the fan is controlled according to the target rotation speed of the fan.
Further, the refrigerator noise reduction method further comprises:
s31, when the refrigerator door is opened in the running process, acquiring the type of the storage chamber with the opened door;
and S32, controlling the drive module corresponding to the storage chamber of the opened door to stop working.
Illustratively, when the door of the refrigerating chamber is opened, the refrigerating fan and the vacuum module are controlled to stop working; when the door of the temperature changing chamber is opened, controlling the temperature changing fan to stop working; and when the door of the freezing chamber is opened, controlling the freezing fan to stop working.
Further, after detecting that the user closes the door, the fan corresponding to the storage room can work again.
Compared with the prior art, the refrigerator noise reduction method provided by the embodiment of the invention has the advantages that the work of the vacuum module is controlled according to the running mode of the refrigerator, and the noise can be properly reduced by reasonably controlling the work of the vacuum module because the vacuum module can generate noise in the working process. Furthermore, the refrigerator controller can automatically record noise values of the compressor and the fan under different working modes at different rotating speeds, automatically acquire the rotating speed of the compressor and the fan with the lowest noise, and simultaneously send an instruction to adjust the rotating speeds of the compressor and the fan so as to reduce the noise of the refrigerator to the lowest.
While the foregoing is directed to the preferred embodiment of the present invention, it will be understood by those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention.

Claims (8)

1. A refrigerator, characterized by comprising:
the refrigerating system comprises a compressor and a fan, wherein the compressor is used for providing power for a refrigerating cycle of the refrigerator, and the fan is operated to realize air supply of a storage chamber and comprises a freezing fan, a refrigerating fan and a temperature changing fan;
a vacuum module for maintaining the vacuum drawer in a vacuum state;
the controller is configured to:
when the refrigerator door is not opened in the running process of the refrigerator, obtaining the running mode of the refrigerator; the running modes comprise a power-on mode, a normal running mode and a defrosting recovery mode;
controlling the operation of the vacuum module according to the operation mode;
controlling the compressor to work in a corresponding compressor rotating speed range and controlling the fan to work in a corresponding fan rotating speed range according to the operation mode;
collecting noise values of the compressor and the fan under different rotating speed combinations in a preset time period;
and acquiring a target rotating speed of the compressor and a target rotating speed of the fan corresponding to the minimum noise value, controlling the compressor according to the target rotating speed of the compressor and controlling the fan according to the target rotating speed of the fan.
2. The refrigerator as claimed in claim 1, wherein the controlling of the operation of the vacuum module according to the operation mode comprises:
when the operation mode is a power-on mode, controlling the vacuum module to work until the pressure value of the vacuum drawer reaches a preset pressure threshold value;
when the operation mode is a normal operation mode, judging the current working state of the vacuum module; if the vacuum module is working, the compressor and the fan keep the current rotating speed unchanged, and the vacuum module stops working until the pressure value of the vacuum drawer reaches a preset pressure threshold value; if the vacuum module does not work, the compressor and the fan are switched in rotating speed, and the vacuum module is controlled not to work;
and when the operation mode is a defrosting recovery mode, controlling the vacuum module not to work.
3. The refrigerator of claim 1, wherein the controller is further configured to:
when a refrigerator door is opened in the running process of the refrigerator, acquiring the type of a storage chamber with the opened refrigerator door;
and controlling the driving module corresponding to the storage chamber of the opened door to stop working.
4. The refrigerator as claimed in claim 3, wherein the controlling of the stopping of the operation of the driving module corresponding to the storage chamber of the opened door comprises:
when the door of the refrigerating chamber is opened, controlling the refrigerating fan and the vacuum module to stop working;
when the door of the temperature changing chamber is opened, controlling the temperature changing fan to stop working;
and when the door of the freezing chamber is opened, controlling the freezing fan to stop working.
5. A refrigerator noise reduction method, characterized in that the method comprises:
when the refrigerator door is not opened in the running process of the refrigerator, obtaining the running mode of the refrigerator; the running modes comprise a power-on mode, a normal running mode and a defrosting recovery mode;
controlling the operation of a vacuum module in the refrigerator according to the operation mode; wherein the vacuum module is used for keeping a vacuum drawer in the refrigerator in a vacuum state;
controlling the compressor to work in a corresponding compressor rotating speed range and controlling the fan to work in a corresponding fan rotating speed range according to the operation mode;
collecting noise values of the compressor and the fan under different rotating speed combinations in a preset time period;
and acquiring a target rotating speed of the compressor and a target rotating speed of the fan corresponding to the minimum noise value, controlling the compressor according to the target rotating speed of the compressor and controlling the fan according to the target rotating speed of the fan.
6. The method of reducing noise in a refrigerator according to claim 5, wherein the controlling operation of the vacuum module in the refrigerator according to the operation mode comprises:
when the operation mode is a power-on mode, controlling the vacuum module to work until the pressure value of the vacuum drawer reaches a preset pressure threshold value;
when the operation mode is a normal operation mode, judging the current working state of the vacuum module; if the vacuum module is working, the compressor and the fan keep the current rotating speed unchanged, and the vacuum module stops working until the pressure value of the vacuum drawer reaches a preset pressure threshold value; if the vacuum module does not work, the compressor and the fan are switched in rotating speed, and the vacuum module is controlled not to work;
and when the operation mode is a defrosting recovery mode, controlling the vacuum module not to work.
7. The method of reducing noise in a refrigerator of claim 5, further comprising:
when a refrigerator door is opened in the running process of the refrigerator, acquiring the type of a storage chamber with the opened refrigerator door;
and controlling the driving module corresponding to the storage chamber of the opened door to stop working.
8. The method for reducing noise of a refrigerator according to claim 7, wherein the controlling the driving module corresponding to the storage chamber of the opened door to stop working comprises:
when the door of the refrigerating chamber is opened, controlling the refrigerating fan and the vacuum module to stop working;
when the door of the temperature changing chamber is opened, controlling the temperature changing fan to stop working;
and when the door of the freezing chamber is opened, controlling the freezing fan to stop working.
CN202110406265.1A 2021-04-15 2021-04-15 Refrigerator and refrigerator noise reduction method Active CN113915918B (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114413543A (en) * 2022-01-14 2022-04-29 海信（山东）冰箱有限公司 Refrigerator and mute control method thereof
CN114777381A (en) * 2022-04-21 2022-07-22 海信（山东）冰箱有限公司 Combined refrigerator and control method thereof

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CN108759296A (en) * 2018-07-18 2018-11-06 长虹美菱股份有限公司 A kind of rotation speed of fan control method of wind cooling refrigerator

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Publication number Priority date Publication date Assignee Title
CN114413543A (en) * 2022-01-14 2022-04-29 海信（山东）冰箱有限公司 Refrigerator and mute control method thereof
CN114413543B (en) * 2022-01-14 2024-04-05 海信冰箱有限公司 Refrigerator and mute control method thereof
CN114777381A (en) * 2022-04-21 2022-07-22 海信（山东）冰箱有限公司 Combined refrigerator and control method thereof

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