CN109812405A - A kind of control method and device of the grid of household electrical appliance - Google Patents
A kind of control method and device of the grid of household electrical appliance Download PDFInfo
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- CN109812405A CN109812405A CN201711164579.5A CN201711164579A CN109812405A CN 109812405 A CN109812405 A CN 109812405A CN 201711164579 A CN201711164579 A CN 201711164579A CN 109812405 A CN109812405 A CN 109812405A
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Abstract
The invention discloses a kind of control method and device of the grid of household electrical appliance, belong to field of home appliance technology.The household electrical appliance include compressor, cabin and grid, the compressor is located at the inside of the cabin, the grid is set in the cabin, which includes: the first compartment temperature T1 for obtaining the cabin, judges whether the first compartment temperature T1 is greater than or equal to preset temperature Tset, if T1 >=Tset, the compressor is closed, and the grid is opened, if T1 < Tset, the compressor is opened, and the grid is closed.Beneficial effects of the present invention: it is in close state using controller control grid in compressor operating, when compressor shutdown is in the open state, under the premise of reducing the total noise of centrifuge of compressor, promotes the heat dissipation performance of the cabin of compressor.
Description
Technical field
The present invention relates to field of home appliance technology, in particular to a kind of the control method and dress of the grid of household electrical appliance
It sets.
Background technique
For using a compressor to realize the household electrical appliance of refrigeration and heat-production functions (for example, air-conditioner outdoor unit, refrigerator, refrigerator
Deng), when the compressor is operated, compressor generates amount of heat, and temperature steeply rises in cabin, needs to open the lattice of compressor room
Grid, with the heat exchange in support module between external environment, still, the opening area of grid is excessive will affect compressor room every
Sound effective value causes total noise of centrifuge to become larger, the too small heat dissipation effect that will affect compressor room of the opening area of grid, therefore to grid
Opening area have certain limitations.
Summary of the invention
The embodiment of the invention provides a kind of control method and device of the grid of household electrical appliance, it is intended to reduce household electric
Under the premise of the compressor noise of device, the heat dissipation performance of the cabin of compressor is promoted.For some sides of the embodiment to disclosure
There is a basic understanding in face, and simple summary is shown below.The summarized section is not extensive overview, nor to determine pass
Key/important composition element or the protection scope for describing these embodiments.Its sole purpose is some general with the presentation of simple form
It reads, in this, as the preamble of following detailed description.
The invention discloses a kind of control method and device of the grid of household electrical appliance, in the compressor for reducing household electrical appliance
Total noise of centrifuge under the premise of, promote the heat dissipation performance of the cabin of compressor.
The present invention uses temperature sensor and controller, and the intracorporal room temperature in cabin of compressor is obtained using temperature sensor
Degree compares the relationship between compartment temperature and set temperature using controller, and then the grid for controlling the cabin of compressor is opened
It opens and closes, ensure that grid is in close state in compressor operating, when compressor shutdown is in the open state, presses reducing
Under the premise of the total noise of centrifuge of contracting machine, the heat dissipation performance of the cabin of compressor can be promoted.
The present invention is realized by following technical solution:
According to a first aspect of the embodiments of the present invention, a kind of control method of the grid of household electrical appliance, the family are provided
Electrical appliance includes compressor, cabin and grid, and the compressor is located at the inside of the cabin, and the grid is set to the cabin
On, the control method includes:
Obtain the first compartment temperature T1 of the cabin；
Judge whether the first compartment temperature T1 is greater than or equal to preset temperature Tset；
If T1 >=Tset, the compressor is closed, and the grid is opened；
If T1 < Tset, the compressor are opened, the grid is closed.
In a preferred technical solution, if T1 >=Tset, the compressor is closed, described after the grid is opened
Control method further include:
The second compartment temperature T2 of the cabin is obtained, if T2 < Tset, after time t, the grid is closed, institute
State compressor unlatching.
Further, the preset temperature Tset is the shutoff temperature of the compressor.
In a preferred technical solution, the control method further include: if T1 >=Tset, it is intracorporal to be located at the cabin
Radiator fan is opened；If T1 < Tset, the radiator fan are closed.
In a preferred technical solution, if T1 >=Tset, the compressor is closed, and the grid is opened, described to dissipate
After Hot-air fan is opened, the control method further include:
The second compartment temperature T2 of the cabin is obtained, if T2 < Tset, after time t, the grid is closed, institute
Radiator fan closing is stated, the compressor is opened.
According to a second aspect of the embodiments of the present invention, a kind of control device of the grid of household electrical appliance, the family are provided
Electrical appliance includes compressor, cabin and grid, and the compressor is located at the inside of the cabin, and the grid is set to the cabin
On, the control device includes:
Temperature sensor, for obtaining the first compartment temperature T1 of the cabin；
Controller, for judging whether the first compartment temperature T1 is greater than or equal to preset temperature Tset, if T1 >=
Tset controls the compressor and closes, and controls the grid and opens；If T1 < Tset, it controls the compressor and opens, control
The grid is made to close.
In a preferred technical solution, if T1 >=Tset, the compressor is closed, and after the grid is opened, is obtained
The second compartment temperature T2 of the cabin, if T2 < Tset, the controller is also used to after time t, described in control
Grid is closed, and is controlled the compressor and is opened.
In a preferred technical solution, the control device further include be located at the intracorporal radiator fan in the cabin, if
T1 >=Tset, the radiator fan are opened, if T1 < Tset, the radiator fan are closed.
In a preferred technical solution, if T1 >=Tset, the compressor is closed, and the grid is opened, described to dissipate
After Hot-air fan is opened, the second compartment temperature T2 of the cabin is obtained, if T2 < Tset, the controller is also used to passing through
It after time t, controls the grid and closes, control the radiator fan and close, control the compressor and open.
In a preferred technical solution, the grid is rotary grate or translation grid, and the rotary grate includes one
A or multiple rotary grate pieces, the rotary grate piece are laterally or longitudinally paved into a plane, and the translation grid includes at least
Grid sheet is parallel sets for first translation grid sheet and the second translation grid sheet, the first translation grid sheet and second translation
It sets, the first translation grid sheet is fixed, and the second translation grid is relative to the first translation grid sheet translation.
Further, the control device further includes transmission device and driving device, the transmission device respectively with it is described
Driving device is connected with the grid, the driving device driving drive, described in the transmission device drive
Grid movements.
Technical solution provided in an embodiment of the present invention can include the following benefits:
1, using the opening and closing of controller control grid, ensure that grid is in close state in compressor operating,
It is in the open state when compressor shutdown, under the premise of reducing the total noise of centrifuge of compressor, promote dissipating for the cabin of compressor
Hot property.
2, it is opened and closed using controller control compressor, when reaching setting operating condition, compressor autostop can be with
Radiated noise in the cabin of compressor is effectively reduced, further liberates manpower, more intelligently.
It should be understood that above general description and following detailed description be only it is exemplary and explanatory, not
It can the limitation present invention.
Detailed description of the invention
The drawings herein are incorporated into the specification and forms part of this specification, and shows and meets implementation of the invention
Example, and be used to explain the principle of the present invention together with specification.
Fig. 1 is a kind of process signal of the control method of the grid of household electrical appliance shown according to an exemplary embodiment
Figure；
Fig. 2 is the process signal of the control method of the grid of another household electrical appliance shown according to an exemplary embodiment
Figure；
Fig. 3 is the block diagram of the control device of the grid of household electrical appliance shown according to an exemplary embodiment；
Fig. 4 is the structure chart of rotary grate closed state shown according to an exemplary embodiment；
Fig. 5 is the structure chart of rotary grate opening state shown according to an exemplary embodiment；
Fig. 6 is the structure chart of translation grid closed state shown according to an exemplary embodiment；
Fig. 7 is the structure chart of translation grid opening state shown according to an exemplary embodiment；
Fig. 8 is the structure chart of grid and transmission device shown according to an exemplary embodiment.
Description of symbols: 1- temperature sensor；2- controller；3- grid；31- rotary grate；311- rotary grate piece；
32- translation grid；The translation grid sheet of 321- first；The translation grid sheet of 322- second；33- grate opening；4- compressor；5- cabin；
6- transmission device.
Specific embodiment
The following description and drawings fully show specific embodiments of the present invention, to enable those skilled in the art to
Practice them.Embodiment only represents possible variation, and unless explicitly requested, otherwise individual components and functionality is optional, and
And the sequence of operation can change.The part of some embodiments and feature can be included in or replace other embodiments
Part and feature.The range of embodiment of the present invention includes the entire scope of claims and the institute of claims
There is obtainable equivalent.
Herein, relational terms such as first and second and the like be used only for by an entity or operation with it is another
A entity or operation distinguish, without requiring or imply between these entities or operation there are any actual relationship or
Sequentially.Moreover, the terms "include", "comprise" or any other variant thereof is intended to cover non-exclusive inclusion, so that
Process, method or equipment including a series of elements not only include those elements, but also its including being not explicitly listed
His element, or further include for this process, method or the intrinsic element of equipment.Each embodiment, which uses, herein passs
Into mode describe, each embodiment focuses on the differences from other embodiments, phase between each embodiment
It may refer to each other with similar portion.
According to a first aspect of the embodiments of the present invention, a kind of control method of the grid of household electrical appliance, the family are provided
Electrical appliance includes compressor, cabin and grid, and the compressor is located at the inside of the cabin, and the grid is set to the cabin
On, as shown in Figure 1, the control method includes:
S101: the first compartment temperature T1 of the cabin is obtained；
Using temperature sensor, measurement is located at the first compartment temperature T1 of the cabin of the compressor, and by described first
Compartment temperature T1 is converted into digital quantity, and is transferred to controller in the form of serial data stream and goes to handle, wherein described pre-
If temperature Tset is the shutoff temperature of the compressor.
S102: judge whether the first compartment temperature T1 is greater than or equal to preset temperature Tset；
The controller transfers the data information of preset temperature Tset, and the first compartment temperature T1 is preset with described
The size of temperature Tset, judges whether the first compartment temperature T1 is greater than or equal to preset temperature Tset.
S103: if T1 >=Tset, the compressor is closed, and the grid is opened；
The controller judges whether the first compartment temperature T1 is greater than or equal to preset temperature Tset, if T1 >=
The first compartment temperature of Tset, the cabin of the compressor are higher than preset temperature, then the controller controls the compression organ
Machine, the compressor stop heat production, meanwhile, it controls the grid and opens, the air and external environment in the compressor room
The exchange rate of air is accelerated, and facilitates the temperature decline in the compressor room, ensures the normal work of the compressor.
S104: if T1 < Tset, the grid are closed, the compressor is opened；
The controller judges whether the first compartment temperature T1 is greater than or equal to preset temperature Tset, if T1 <
The first compartment temperature of Tset, the cabin of the compressor are lower than preset temperature, then the controller controls the grid and closes,
After the grid completely closes, the controller controls the compressor and opens, and compressor works normally, at the grid
In completely closed state, the noise of the compressor generation can be weakened to external influence.
Further, the preset temperature Tset is the shutoff temperature of the compressor, when the compressor operating, is generated
First compartment temperature of amount of heat, the cabin of the compressor steeply rises, and therefore, the preset temperature Tset, institute is arranged
When stating the first compartment temperature of the cabin of compressor and reaching the preset temperature Tset, the compressor is closed, and the pressure is passed through
The opportunity of contracting organ machine or booting, the first compartment temperature of the cabin shut down or be switched on according to the compressor control institute
State opening or closing for grid.
S105: if T1 >=Tset, the compressor is closed, after the grid is opened, obtain the cabin second between
Room temperature T2；
S106: judge whether the second compartment temperature T2 is less than preset temperature Tset；
S107: if T2 < Tset, after time t, the grid is closed, and the compressor is opened.
If T1 >=Tset, the compressor is closed, and after the grid is opened, the temperature sensor continues described in acquisition
The second compartment temperature T2 of the cabin of compressor, when the second compartment temperature T2 of the cabin of the compressor is lower than the default temperature
When spending Tset, after the time t, the grid is turned off, the compressor is opened, it is ensured that the compressor
The intracorporal temperature in cabin drops to certain value, avoids the compressor booting or shutdown excessively frequent, to the normal work of the compressor
It impacts, wherein the time t can be set according to the different operating situation of the compressor, ensure the pressure
In the case that contracting machine works normally, the heat dissipation performance of the compressor room is improved.
The movement variation of the compressor and the grid is as follows:
When the compressor is in the open state, the grid is in the open state, as T1 >=Tset, the compressor
It closes, the grid continues to keep it turned on, and as T1 < Tset, after time t, the grid is closed, the compression
Machine works on；
When the compressor is in the open state, the grid is in close state, as T1 >=Tset, the compressor
It closes, the grid is opened, and as T1 < Tset, the grid continues to remain off, and the compressor continues normal work
Make；
When the compressor is in close state, the grid is in the open state, as T1 >=Tset, the compressor
Continue to remain off, the grid continues to keep it turned on, and as T1 < Tset, the grid is closed, the compression
Machine is opened；
When the compressor is in close state, the grid is in close state, as T1 >=Tset, the compressor
Continue to remain off, the grid is opened, and as T1 < Tset, the grid continues to remain off, the compression
Machine is opened.
In a kind of preferred embodiment, the control method of the grid of another household electrical appliance, the household electrical appliance are provided
Including compressor, cabin and grid, the compressor is located at the inside of the cabin, and the grid is set in the cabin, such as
Shown in Fig. 2, which includes:
S201: the first compartment temperature T1 of the cabin is obtained；
S202: judge whether the first compartment temperature T is greater than or equal to preset temperature Tset；
S203: if T1 >=Tset, the compressor is closed, and the grid is opened, and the cabin of the compressor is intracorporal to be dissipated
Hot-air fan is opened；
The controller judges whether the first compartment temperature T1 is greater than or equal to the preset temperature Tset, if T1
>=Tset, then the controller controls the compressor shutdown, meanwhile, it controls the grid and opens, and control the compressor
The intracorporal radiator fan in cabin open, further increase exchange rate in the cabin and extraneous, make the compressor room
Interior temperature decline, the compressor can work normally as early as possible.
S204: if T1 < Tset, the grid are closed, the radiator fan is closed, and the compressor is opened；
If T1 < Tset, the first compartment temperature of the cabin of the compressor is lower than preset temperature, then the controller
It controls the grid to close, after the grid completely closes, controls the radiator fan and close, then control the compressor and open
Open, the radiator fan turns off after the grid completely closes, can utmostly promote the cabin of the compressor with
The heat exchange of external environment promotes the heat dissipation performance of the cabin.
S205: if T1 >=Tset, the compressor is closed, and the grid is opened, and the cabin of the compressor is intracorporal to be dissipated
After Hot-air fan is opened, the second compartment temperature T2 of the cabin is obtained；
S206: judge whether the second compartment temperature T2 is less than preset temperature Tset；
S207: if T2 < Tset, after time t, the grid is closed, and the radiator fan is closed, the compression
Machine is opened.
If T1 >=Tset, the compressor is closed, and the grid is opened, the intracorporal radiator fan in the cabin of the compressor
After unlatching, the temperature sensor continues to obtain the second compartment temperature T2 of the cabin of the compressor, when the compressor
When the second compartment temperature T2 of cabin is lower than the preset temperature Tset, closed after time t, then by the grid, it is described
Radiator fan is closed, and the compressor is opened, it is ensured that when the intracorporal temperature in the cabin of the compressor drops to certain value, institute
It states compressor to work normally again, avoids the compressor booting or shutdown excessively frequent, the compressor is damaged.
A kind of control device of the grid of household electrical appliance is additionally provided in the embodiment of the present invention, such as the following examples institute
It states.It is specific real since the working principle of the specific module of the device is similar to the control method of the grid of household electrical appliance
The mode of applying may refer to the implementation of method, and overlaps will not be repeated.
According to a second aspect of the embodiments of the present invention, a kind of control device of the grid of household electrical appliance is provided, such as Fig. 3 institute
Show, the control device includes:
Temperature sensor 1, for obtaining the first compartment temperature T1 of the cabin 5；
Controller 2, for judging whether the first compartment temperature T1 is greater than or equal to preset temperature Tset, if T1 >=
Tset controls the compressor 4 and closes, and controls the grid 3 and opens；If T1 < Tset, controls the grid 3 and close, control
The compressor 4 is made to open.
In a kind of preferred embodiment, if T1 >=Tset, the compressor is closed, and after the grid is opened, obtains institute
The second compartment temperature T2 of cabin is stated, if T2 < Tset, the controller is also used to control the lattice after time t
Grid are closed, and are controlled the compressor and are opened.
In a kind of preferred embodiment, the control device further includes the radiator fan in the cabin 5, if T1
>=Tset, the radiator fan are opened, if T1 < Tset, the radiator fan are closed.
In a kind of preferred embodiment, as shown in fig. 4-5, the grid 3 is rotary grate 31, the rotary grate 31
Including one or more rotary grate pieces 311, the rotary grate piece 311 is laterally or longitudinally paved into a plane, the rotation
When grid sheet 311 closes entirely, the heat dissipation area of the cabin 5 of the compressor is minimum, and noise abatement performance is best, the rotary grate
When 311 standard-sized sheet of piece, the heat dissipation area of the cabin 5 of the compressor is maximum.
Further, the control device further includes rotary grate controller, the rotary grate controller 2 and the rotation
Turn grid 31 and the controller 2 connects, the controller 2 is instructed to the rotary grate controller sending action, the rotation
Turn grid controller and receive the action command from the controller 2, controls the rotation lattice of the rotary grate 31
Grid 311 rotates, and opens or closes the rotary grate piece 311.
In a kind of preferred embodiment, as Figure 6-Figure 7, the grid is translation grid 32, the translation grid 32
Including at least the first translation grid sheet 321 and the second translation grid sheet 322, the first translation grid sheet 321 is equipped with first
Be translatable grate opening, and the second translation grid sheet 322 is equipped with the second translation grate opening, the first translation 321 He of grid sheet
The second translation grid sheet 322 is arranged in parallel, and the first translation grate opening and the second translation grate opening are symmetrical, described
First translation grid sheet 321 is fixed, and the second translation grid sheet 322 is flat relative to the first translation grid sheet 321
It is dynamic, when the first translation grid sheet 321 is overlapped with the second translation grid sheet 322, the first translation grate opening and institute
The coincidence of the second translation grate opening is stated, the heat dissipation area of the cabin 5 of the compressor is maximum, the second translation 322 phase of grid sheet
It being translatable for the first translation grid sheet 321, the first translation grate opening is gradually disengaged with the second translation grate opening,
The heat dissipation area of the compressor room 6 is gradually reduced, and the first translation grate opening divides completely with the second translation grate opening
From when, the heat dissipation area of the cabin 5 of the compressor is minimum.
Further, the control device further includes translation grid controller, the translation grid controller and described the
Two translation grid sheets 322 and the controller 2 connect, and the controller 2 is instructed to the translation grid controller sending action,
The translation grid controller receives the action command from the controller 2, controls the described of the translation grid 32
Second translation grid sheet 322 relative to it is described first translation grid sheet 321 be translatable, control it is described first translation grate opening with it is described
Second translation grate opening is overlapped or separation, and then controls opening or closing for the translation grid 32.
Further, as shown in figure 8, the control device further includes 6 driving device of transmission device, the transmission device 6
It is connect with the driving device and the grid 3, the driving device drives the transmission device 6 to be driven, the transmission device 6
The grid 3 is driven to move, wherein the transmission device 6 includes rack-and-pinion, spring, connecting rod etc., and the driving device includes
Motor, the motor can be stepper motor.
It is connecting rod with the transmission device 6, the grid 3 is for rotary grate 31, the course of work of the grid 3 is such as
Under:
Using temperature sensor 1, measurement is located at the first compartment temperature T1 of the cabin 5 of compressor 4, and will be between described first
Room temperature T1 is converted into digital quantity, and is transferred to controller 2 in the form of serial data stream and goes to handle, the controller 2
The data information of preset temperature Tset is transferred, the size of the first compartment temperature T1 and the preset temperature Tset are sentenced
Whether the first compartment temperature T1 that breaks is greater than or equal to preset temperature Tset, if T1 >=Tset, the controller 2 controls institute
The closing of compressor 4 is stated, the controller 2 sends breakdown action instruction, the rotary grate controller to rotary grate controller
The breakdown action instruction from the controller 2 is received, control is connect with the rotary grate piece 311 of the rotary grate 31
Motor driven, described connecting rod one end connect with the motor, and the other end is connect with the rotary grate piece 311, in the electricity
Under the driving effect of machine, the connecting rod drives the rotary grate piece 311 to rotate, and the rotary grate piece 311 is opened, the control
The control of device 2 processed is located at the radiator fan in the cabin 5 and opens, and promotes the heat dissipation of the cabin 5, if T1 < Tset, passes through
After the time t, the controller 2 sends closing motion instruction to rotary grate controller, and the rotary grate controller connects
The closing motion instruction from the controller 2 is received, what control was connect with the rotary grate piece 311 of the rotary grate 31
Motor driven, under the driving effect of the motor, the connecting rod drives the rotary grate piece 311 to rotate, the rotation lattice
Grid 311 is closed, and the controller 2 controls the radiator fan and closes, and is controlled the compressor 4 and is opened.
Further, the grid sheet of the grid 3 is equipped with grate opening 32, and the grate opening 32 is round, rectangular, diamond shape
Or other irregular shapes, the grate opening 32 can also be the combining form of round, rectangular, diamond shape or other irregular shapes,
The circulation that can accelerate gas in the compressor room further increases the speed of heat dissipation.
It should be understood that the invention is not limited to the process and structure that are described above and are shown in the accompanying drawings,
And various modifications and changes may be made without departing from the scope thereof.The scope of the present invention is only limited by the attached claims
System.
Claims (10)
1. a kind of control method of the grid of household electrical appliance, which is characterized in that the household electrical appliance include compressor, cabin and lattice
Grid, the compressor are located at the inside of the cabin, and the grid is set in the cabin, and the control method includes:
Obtain the first compartment temperature T1 of the cabin；
Judge whether the first compartment temperature T1 is greater than or equal to preset temperature Tset；
If T1 >=Tset, the compressor is closed, and the grid is opened；
If T1 < Tset, the compressor are opened, the grid is closed.
2. control method according to claim 1, which is characterized in that if T1 >=Tset, the compressor is closed, described
After grid is opened, the control method further include:
The second compartment temperature T2 of the cabin is obtained, if T2 < Tset, after time t, the grid is closed, the pressure
Contracting machine is opened.
3. control method according to claim 1, which is characterized in that further include: if T1 >=Tset, it is located at the cabin
Interior radiator fan is opened；If T1 < Tset, the radiator fan are closed.
4. control method according to claim 3, which is characterized in that if T1 >=Tset, the compressor is closed, described
Grid is opened, after the radiator fan is opened, the control method further include:
The second compartment temperature T2 of the cabin is obtained, if T2 < Tset, after time t, the grid is closed, described to dissipate
Hot-air fan is closed, and the compressor is opened.
5. a kind of control device of the grid of household electrical appliance, which is characterized in that the household electrical appliance include compressor, cabin and lattice
Grid, the compressor are located at the inside of the cabin, and the grid is set in the cabin, and the control device includes:
Temperature sensor, for obtaining the first compartment temperature T1 of the cabin；
Controller, for judging whether the first compartment temperature T is greater than or equal to preset temperature Tset, if T1 >=Tset,
It controls the compressor to close, controls the grid and open, if T1 < Tset, control the compressor and open, described in control
Grid is closed.
6. control device according to claim 5, which is characterized in that if T1 >=Tset, the compressor is closed, described
After grid is opened, the second compartment temperature T2 of the cabin is obtained, if T2 < Tset, the controller are also used to when passing through
Between after t, control the grid and close, control the compressor and open.
7. control device according to claim 5, which is characterized in that it further include being located at the intracorporal radiator fan in the cabin,
If T1 >=Tset, the radiator fan is opened, if T1 < Tset, the radiator fan are closed.
8. control device according to claim 7, which is characterized in that if T1 >=Tset, the compressor is closed, described
Grid is opened, and after the radiator fan is opened, the second compartment temperature T2 of the cabin is obtained, if T2 < Tset, the control
Device processed is also used to after time t, controlling the grid closing, controls the radiator fan and closes, controls the compressor
It opens.
9. control device according to claim 5, which is characterized in that the grid is rotary grate or translation grid, institute
Stating rotary grate includes one or more rotary grate pieces, and the rotary grate piece is laterally or longitudinally paved into a plane, described
The grid that is translatable includes at least the first translation grid sheet and the second translation grid sheet, the first translation grid sheet and described second flat
Dynamic grid sheet is arranged in parallel, and the first translation grid sheet is fixed, and the second translation grid is flat relative to described first
Dynamic grid sheet translation.
10. control device according to claim 5, which is characterized in that further include transmission device and driving device, the biography
Dynamic device is connect with the driving device and the grid respectively, and the driving device drives the drive, described
Transmission device drives the grid movements.
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| CN102564050A (en) * | 2012-02-01 | 2012-07-11 | 合肥美的荣事达电冰箱有限公司 | Method for controlling chamber fans of refrigerator |
| CN104097504A (en) * | 2013-04-05 | 2014-10-15 | 福特环球技术公司 | Methods and systems for controlling vehicle grille shutter |
| CN105276896A (en) * | 2014-08-26 | 2016-01-27 | Tcl家用电器（合肥）有限公司 | Air-cooled refrigerator and refrigeration control method thereof |
| CN106368938A (en) * | 2015-07-23 | 2017-02-01 | 福特全球技术公司 | A method of preventing damage to a compressor in a vehicle |
| CN105758077A (en) * | 2016-04-13 | 2016-07-13 | 青岛海尔股份有限公司 | Refrigerator and control method thereof |
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