CN112050530A - Refrigerator and control method thereof - Google Patents
Refrigerator and control method thereof Download PDFInfo
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- CN112050530A CN112050530A CN202010955956.2A CN202010955956A CN112050530A CN 112050530 A CN112050530 A CN 112050530A CN 202010955956 A CN202010955956 A CN 202010955956A CN 112050530 A CN112050530 A CN 112050530A
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- freezing
- refrigerating
- refrigerator
- chamber
- evaporator
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Classifications
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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
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
- F25D11/022—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures with two or more evaporators
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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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/062—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators
- F25D17/065—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation in household refrigerators with compartments at different temperatures
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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
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/04—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection
- F25D17/06—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating air, e.g. by convection by forced circulation
- F25D17/067—Evaporator fan units
-
- 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
-
- 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
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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
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/02—Sensors detecting door opening
-
- 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
- F25D2700/12—Sensors measuring the inside temperature
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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
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B40/00—Technologies aiming at improving the efficiency of home appliances, e.g. induction cooking or efficient technologies for refrigerators, freezers or dish washers
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a refrigerator and a control method thereof, and relates to the technical field of refrigerators. The invention comprises a refrigerating chamber, a freezing chamber, a refrigerating system and a refrigerating control system; the refrigerating system comprises a compressor, a condenser, a filter, a capillary tube, a freezing evaporator and a refrigerating evaporator which are sequentially communicated and connected; the refrigeration control system comprises a main controller, and a refrigeration temperature sensor, a freezing temperature sensor, an electric fan and an electric air door which are electrically connected with the main controller; a refrigeration evaporator and a refrigeration temperature sensor are arranged in the refrigeration chamber; a freezing evaporator and a freezing temperature sensor are arranged in the freezing chamber; the bottom of the refrigerating chamber is communicated with the top of the freezing chamber through an air duct. The air duct is designed between the refrigerating chamber and the freezing chamber, and the electric air door and the electric fan are arranged in the air duct, so that the temperature of the refrigerating chamber and the freezing chamber can be effectively controlled, and the aim of accurately controlling the temperature of the single-cycle direct-cooling two-door refrigerator is fulfilled.
Description
Technical Field
The invention belongs to the technical field of refrigerators, and particularly relates to a refrigerator and a control method thereof.
Background
At present, a direct-cooling two-door two-temperature-zone refrigerator generally adopts a refrigeration and freezing evaporator which are connected in series, namely a single circulation loop. The refrigerator with the structure has simple structure and low production cost. However, the refrigerator with the structure can only control the on-off of the refrigerating system through the refrigerating chamber temperature sensor, so that when the refrigerator is used by a user or the temperature fluctuation in four seasons is large, the refrigerating and freezing temperature control is not accurate, and when the environmental temperature is low, the refrigerating phase is relatively cold and the freezing phase is relatively hot; when the environmental temperature is higher, the cold storage is warmer, and the freezing is colder. The temperature is deviated from the refrigeration design temperature by 4 ℃ at high and low ring temperatures, the preservation requirement of freezing at-18 ℃ is met, the refrigeration capacity and the refrigeration performance are deviated from the design values, and the requirements on energy conservation and preservation of the refrigerator are not good. And the adaptability to the placement of the thermal load by the user is poor, and the user experience is not good.
To solve the above problems, the present invention provides a refrigerator and a control method thereof.
Disclosure of Invention
The present invention is directed to a refrigerator and a control method thereof to solve the problems of the related art.
In order to solve the technical problems, the invention is realized by the following technical scheme:
the invention is a refrigerator, comprising: the refrigerating system comprises a refrigerating chamber, a freezing chamber, a refrigerating system and a refrigerating control system; a refrigeration evaporator and a refrigeration temperature sensor are arranged in the refrigeration chamber; a freezing evaporator and a freezing temperature sensor are arranged in the freezing chamber; the bottom of the refrigerating chamber is communicated with the top of the freezing chamber through an air duct; an electric fan and an electric air door are arranged in the air channel;
the refrigerating system comprises a compressor, a condenser, a filter, a capillary tube, a freezing evaporator and a refrigerating evaporator which are sequentially communicated and connected, and returns to the compressor to form a complete refrigerating cycle; the refrigeration control system comprises a main controller, and a refrigeration temperature sensor, a freezing temperature sensor, an electric fan and an electric air door which are electrically connected with the main controller.
Preferably, the refrigeration evaporator is a plate-tube evaporator and is arranged at the back of the inner side of the refrigeration chamber; the freezing evaporator is a wire tube evaporator.
Preferably, the electric fan is an axial fan; the electric air door is arranged at one end of the air duct close to the refrigerating chamber.
A control method of a refrigerator, comprising the processes of:
the method comprises the following steps: after the refrigerator is powered on, the refrigerating temperature sensor and the freezing temperature sensor correspondingly detect and transmit TC and TD to the main controller;
wherein TC is the temperature of the refrigerating chamber, and TD is the temperature of the freezing chamber;
step two: the main controller of the refrigerator:
judging that TC is more than or equal to TCon and TD is more than or equal to TDoff; if yes, executing the third step; if not, executing the step one;
judging that TC is less than TCon and TD is more than or equal to TDon; if yes, executing the fourth step; if not, executing the step one;
judging that TC is more than or equal to TCon and TD is less than TDoff; if yes, executing a fifth step; if not, executing the step one; wherein TCon is a refrigeration startup point, TDon is a freezing startup point, and TDoff is a freezing shutdown point;
step three: the refrigerator main controller controls the starting state of the compressor and the electric fan and the electric air door to be in the closing state, and executes the step six;
step four: the refrigerator main controller controls the starting state of the compressor and the electric fan, the electric air door is in a closed state, and the sixth step is executed;
step five: the refrigerator main controller controls the compressor to be closed and the electric fan and the electric air door to be in an opening state, and a seventh step is executed;
step six: the main controller of the refrigerator judges that TD is less than TDoff and TC is more than or equal to TCoff; if yes, executing step eight; if not, executing the step one; wherein TCoff is a refrigeration shutdown point;
step seven: the refrigerator master controller judges that TD is less than TDon and TC is less than TCoff; if yes, executing step eight; if not, executing the step one;
step eight: the refrigerator main controller controls the compressor, the electric fan and the electric air door to be in a closed state.
One aspect of the present invention has the following advantageous effects:
1. the air duct is designed between the refrigerating chamber and the freezing chamber, and the electric air door and the electric fan are arranged in the air duct, so that the temperature of the refrigerating chamber and the freezing chamber can be effectively controlled, and the aim of accurately controlling the temperature of the single-cycle direct-cooling two-door refrigerator is fulfilled.
2. The invention solves the problems that the energy is not saved due to the low freezing temperature of the high-environment-temperature direct-cooling single-cycle two-door refrigerator, and the food is damaged due to the super-cold storage temperature and the super-cold storage bottom temperature caused by the low-environment-temperature freezing and the heat bias or the overheating of the freezing heat load, and improves the user experience.
Of course, it is not necessary for any product in which the invention is practiced to achieve all of the above-described advantages at the same time.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of a refrigerator according to the present invention;
FIG. 2 is a flowchart illustrating a control method of a refrigerator according to the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-refrigerating chamber, 11-refrigerating evaporator, 12-refrigerating temperature sensor, 2-freezing chamber, 21-freezing evaporator, 22-freezing temperature sensor, 3-main controller, 4-electric fan and 5-electric air door.
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.
In the description of the present invention, it is to be understood that the terms "open," "upper," "middle," "length," "inner," and the like are used in an orientation or positional relationship for convenience in describing the present invention and for simplicity of description, and do not indicate or imply that the referenced components or elements must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Referring to fig. 1, the present invention is a refrigerator, including: the refrigerating system comprises a refrigerating chamber 1, a freezing chamber 2, a refrigerating system and a refrigerating control system; a refrigerating evaporator 11 and a refrigerating temperature sensor 12 are installed in the refrigerating chamber 1; a freezing evaporator 21 and a freezing temperature sensor 22 are arranged in the freezing chamber 2; the bottom of the refrigerating chamber 1 is communicated with the top of the freezing chamber 2 through an air duct; an electric fan 4 and an electric air door 5 are arranged in the air channel; specifically, the refrigeration evaporator 11 is a plate-tube evaporator and is arranged on the back of the inner side of the refrigeration chamber 1; the freezing evaporator 21 is a wire-tube evaporator; the electric fan 4 is an axial fan; the electric air door 5 is arranged at one end of the air duct close to the refrigerating chamber 1; the electric air door 5 is used for controlling the refrigerating capacity to be transmitted to the refrigerating chamber 1;
the refrigerating system comprises a compressor, a condenser, a filter, a capillary tube, a freezing evaporator and a refrigerating evaporator which are sequentially communicated and connected, and returns to the compressor to form a complete refrigerating cycle;
the refrigeration control system includes a main controller 3, and a refrigerating temperature sensor 12, a freezing temperature sensor 22, an electric fan 4, and an electric damper 5 electrically connected to the main controller 3.
Referring to fig. 2, a method for controlling a refrigerator includes the following steps:
the method comprises the following steps: after the refrigerator is powered on, the refrigerating temperature sensor 12 and the freezing temperature sensor 22 correspondingly detect and transmit TC and TD to the main controller 3;
wherein TC is the temperature of the refrigerating chamber, and TD is the temperature of the freezing chamber;
step two: refrigerator master controller 3:
judging that TC is more than or equal to TCon and TD is more than or equal to TDoff; if yes, executing the third step; if not, executing the step one;
judging that TC is less than TCon and TD is more than or equal to TDon; if yes, executing the fourth step; if not, executing the step one;
judging that TC is more than or equal to TCon and TD is less than TDoff; if yes, executing a fifth step; if not, executing the step one; wherein TCon is a refrigeration startup point, TDon is a freezing startup point, and TDoff is a freezing shutdown point;
step three: the refrigerator main controller 3 controls the starting state of the compressor and the electric fan 4 and the electric air door 5 to be in the closing state, and executes the step six;
step four: the refrigerator main controller 3 controls the starting state of the compressor and the electric fan 4, the electric air door 5 is in a closing state, and step six is executed;
step five: the refrigerator main controller 3 controls the compressor to be closed, the electric fan 4 and the electric air door 5 are in an opening state, and a seventh step is executed;
step six: the refrigerator main controller 3 judges that TD is less than TDoff and TC is more than or equal to TCoff; if yes, executing step eight; if not, executing the step one; wherein TCoff is a refrigeration shutdown point;
step seven: the refrigerator main controller 3 judges that TD is more than TDon and TC is more than TCoff; if yes, executing step eight; if not, executing the step one;
step eight: the refrigerator main controller 3 controls the compressor, the electric fan 4 and the electric damper 5 to be in a closed state.
In actual use of the present invention, the electric fan 4 and the electric damper 5 are controlled according to the refrigeration requirement. When the electric air door 5 is closed, the electric fan 4 rotates, so that the heat transfer of the freezing chamber can be enhanced; in a refrigeration cycle system, a refrigerant firstly flows from a freezing evaporator 21 to a refrigerating evaporator 11, at the moment, an electric fan 4 rotates to strengthen heat exchange of a freezing chamber 2 and improve the cold capacity of the freezing evaporator 21 in the cold capacity ratio of the whole refrigeration system, so that the distribution of refrigerating and freezing cold capacity is adjusted, the distribution of the refrigerating and freezing cold capacity is increased, and the distribution of the refrigerating and freezing cold capacity is reduced; when the electric air door 5 is opened and the electric fan 4 rotates, the low-temperature cold air of the freezing chamber 2 can be conveyed to the refrigeration, so that the cold quantity distribution of the refrigerating chamber 1 is improved, and the cold quantity distribution of the refrigeration and freezing can reach the required cold quantity.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.
Claims (4)
1. A refrigerator, characterized by comprising: the refrigerator comprises a refrigerating chamber (1), a freezing chamber (2), a refrigerating system and a refrigerating control system;
a refrigerating evaporator (11) and a refrigerating temperature sensor (12) are arranged in the refrigerating chamber (1); a freezing evaporator (21) and a freezing temperature sensor (22) are arranged in the freezing chamber (2); the bottom of the refrigerating chamber (1) is communicated with the top of the freezing chamber (2) through an air duct; an electric fan (4) and an electric air door (5) are arranged in the air channel;
the refrigerating system comprises a compressor, a condenser, a filter, a capillary tube, a freezing evaporator and a refrigerating evaporator which are sequentially communicated and connected, and returns to the compressor to form a complete refrigerating cycle;
the refrigeration control system comprises a main controller (3), and a refrigeration temperature sensor (12), a freezing temperature sensor (22), an electric fan (4) and an electric air door (5) which are electrically connected with the main controller (3).
2. A refrigerator as claimed in claim 1, characterized in that said refrigerated evaporator (11) is a plate-and-tube evaporator, mounted on the inside back of the refrigerated compartment (1); the freezing evaporator (21) is a wire-tube evaporator.
3. A refrigerator as claimed in claim 1 or 2, characterized in that said electric fan (4) is an axial fan; and the electric air door (5) is arranged at one end of the air channel close to the refrigerating chamber (1).
4. A control method of a refrigerator according to any one of claims 1 to 3, comprising the process of:
the method comprises the following steps: after the refrigerator is powered on, a refrigerating temperature sensor (12) and a freezing temperature sensor (22) correspondingly detect and transmit TC and TD to a main controller (3);
wherein TC is the temperature of the refrigerating chamber, and TD is the temperature of the freezing chamber;
step two: refrigerator master controller (3):
judging that TC is more than or equal to TCon and TD is more than or equal to TDoff; if yes, executing the third step; if not, executing the step one;
judging that TC is less than TCon and TD is more than or equal to TDon; if yes, executing the fourth step; if not, executing the step one;
judging that TC is more than or equal to TCon and TD is less than TDoff; if yes, executing a fifth step; if not, executing the step one;
wherein TCon is a refrigeration startup point, TDon is a freezing startup point, and TDoff is a freezing shutdown point;
step three: the refrigerator main controller (3) controls the starting state of the compressor, the electric fan (4) and the electric air door (5) are in the closing state, and step six is executed;
step four: the refrigerator main controller (3) controls the compressor and the electric fan (4) to be in the starting state, the electric air door (5) is in the closing state, and step six is executed;
step five: the refrigerator main controller (3) controls the compressor to be closed, the electric fan (4) and the electric air door (5) are in an opening state, and a seventh step is executed;
step six: the refrigerator main controller (3) judges that TD is less than TDoff and TC is more than or equal to TCoff; if yes, executing step eight; if not, executing the step one; wherein TCoff is a refrigeration shutdown point;
step seven: the refrigerator main controller (3) judges that TD is less than TDon and TC is less than TCoff; if yes, executing step eight; if not, executing the step one;
step eight: the refrigerator main controller (3) controls the compressor, the electric fan (4) and the electric air door (5) to be in a closed state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010955956.2A CN112050530A (en) | 2020-09-11 | 2020-09-11 | Refrigerator and control method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010955956.2A CN112050530A (en) | 2020-09-11 | 2020-09-11 | Refrigerator and control method thereof |
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| Publication Number | Publication Date |
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| CN112050530A true CN112050530A (en) | 2020-12-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010955956.2A Pending CN112050530A (en) | 2020-09-11 | 2020-09-11 | Refrigerator and control method thereof |
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| Country | Link |
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| CN (1) | CN112050530A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113959174A (en) * | 2021-10-28 | 2022-01-21 | Tcl家用电器（合肥）有限公司 | Refrigerator temperature control system, refrigerator and refrigerator temperature control method |
| CN116294364A (en) * | 2023-03-06 | 2023-06-23 | 长虹美菱股份有限公司 | Refrigerating device of direct-cooling refrigerator and control method |
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| CN208108593U (en) * | 2018-03-31 | 2018-11-16 | 长虹美菱股份有限公司 | A kind of refrigeration module for refrigerator |
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| CN101963437A (en) * | 2010-09-17 | 2011-02-02 | 海信容声(广东)冰箱有限公司 | Defrosting control system and control method of refrigerator |
| US20160018146A1 (en) * | 2014-07-16 | 2016-01-21 | Samsung Electronics Co., Ltd. | Refrigerator and method for controlling the same |
| CN104930813A (en) * | 2015-06-24 | 2015-09-23 | 合肥美的电冰箱有限公司 | Air-cooled refrigerator temperature control method and system and air-cooled refrigerator |
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| CN108955042A (en) * | 2018-05-23 | 2018-12-07 | 长虹美菱股份有限公司 | A kind of refrigerator air duct device and control method |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113959174A (en) * | 2021-10-28 | 2022-01-21 | Tcl家用电器（合肥）有限公司 | Refrigerator temperature control system, refrigerator and refrigerator temperature control method |
| CN116294364A (en) * | 2023-03-06 | 2023-06-23 | 长虹美菱股份有限公司 | Refrigerating device of direct-cooling refrigerator and control method |
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Application publication date: 20201208 |