CN104533819B - Method and device for controlling fan motor of refrigerator and refrigerator - Google Patents
Method and device for controlling fan motor of refrigerator and refrigerator Download PDFInfo
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- CN104533819B CN104533819B CN201410816334.6A CN201410816334A CN104533819B CN 104533819 B CN104533819 B CN 104533819B CN 201410816334 A CN201410816334 A CN 201410816334A CN 104533819 B CN104533819 B CN 104533819B
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- voltage
- air door
- chamber air
- fan electromotor
- temperature
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
- F04D—NON-POSITIVE-DISPLACEMENT PUMPS
- F04D27/00—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids
- F04D27/004—Control, e.g. regulation, of pumps, pumping installations or pumping systems specially adapted for elastic fluids by varying driving speed
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F05—INDEXING SCHEMES RELATING TO ENGINES OR PUMPS IN VARIOUS SUBCLASSES OF CLASSES F01-F04
- F05D—INDEXING SCHEME FOR ASPECTS RELATING TO NON-POSITIVE-DISPLACEMENT MACHINES OR ENGINES, GAS-TURBINES OR JET-PROPULSION PLANTS
- F05D2270/00—Control
- F05D2270/30—Control parameters, e.g. input parameters
- F05D2270/304—Spool rotational speed
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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
- F25D29/00—Arrangement or mounting of control or safety devices
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
- Cold Air Circulating Systems And Constructional Details In Refrigerators (AREA)
Abstract
The invention discloses a method and device for controlling a fan motor of a refrigerator and the refrigerator. The refrigerator comprises a compressor, a refrigerating chamber air door and a variable-temperature chamber air door. The method for controlling the fan motor of the refrigerator comprises the following steps that the environment temperature of the refrigerator and the current rotating speed of the compressor are obtained, the environment temperature state of the refrigerator is determined according to the environment temperature, the opening condition of the refrigerating chamber air door and the opening condition of the variable-temperature chamber air door are further obtained, and the voltage of the fan motor is determined according to the environment temperature state, the current rotating speed of the compressor, the opening condition of the refrigerating chamber air door and the opening condition of the variable-temperature chamber air door. According to the method for controlling the fan motor of the refrigerator, the voltage of the fan motor is determined according to the environment temperature state, the current rotating speed of the compressor, the opening condition of the refrigerating chamber air door and the opening condition of the variable-temperature chamber air door, then the rotating speed of the fan motor is determined, the cooling speed is improved, the starting time and the stopping time are optimized, the energy-saving effect is achieved, and user experience is greatly improved.
Description
Technical field
The present invention relates to technical field of electric appliances, more particularly, to a kind of method for controlling fan electromotor of refrigerator, device and refrigerator.
Background technology
Refrigerator in correlation technique for the control mode typically taken of rotating speed of fan electromotor is：Low turn under conventional sense
Speed, is high rotating speed in situations below：1st, before compressor start, 10s is high rotating speed；2nd, ring temperature is being high rotating speed higher than 35 DEG C；3rd, special
It is high rotating speed under different mode state, such as quickly cooling, quick-frozen etc..
But, the control method of the rotating speed of said fans motor is not gone in tandem-driving bogie using the rotating speed of fan electromotor well
Temperature change, and do not account for the rotating speed of the fan electromotor difference under different compressors rotating speed, for example, turns compressor is high
Under speed, the rotating speed having been used up big fan electromotor delivers to refrigeration and temperature-changing chamber, then lead to the waste of a part of compressor cold,
In addition, when the cold of each compartment distributes, there is distribution waste problem.
Content of the invention
It is contemplated that at least solving one of technical problem in correlation technique to a certain extent.For this reason, the present invention
One purpose is to propose a kind of method for controlling fan electromotor of refrigerator, the method according to ambient temperature conditions, compressor work as
The unlatching situation of front rotating speed and refrigerating chamber air door and temperature-changing chamber air door determines the voltage of fan electromotor, so that it is determined that fan electromotor
Rotating speed, improves cooling rate, optimizes start/stop time, and then reaches the effect of energy-conservation, greatly improves Consumer's Experience.
Second object of the present invention is to propose a kind of fan electromotor control device of refrigerator.
Third object of the present invention is to propose a kind of refrigerator.
To achieve these goals, the method for controlling fan electromotor of the refrigerator of first aspect present invention embodiment, described ice
Case includes compressor, refrigerating chamber air door and temperature-changing chamber air door, the method comprising the steps of：Obtain refrigerator environment temperature and
The current rotating speed of described compressor；Determine the ambient temperature conditions of described refrigerator according to described environment temperature；Obtain institute further
State the unlatching situation of refrigerating chamber air door and temperature-changing chamber air door；And according to described ambient temperature conditions, described compressor current
The unlatching situation of rotating speed and described refrigerating chamber air door and temperature-changing chamber air door determines the voltage of described fan electromotor.
The method for controlling fan electromotor of refrigerator according to embodiments of the present invention, according to ambient temperature conditions, compressor work as
The unlatching situation of front rotating speed and refrigerating chamber air door and temperature-changing chamber air door determines the voltage of fan electromotor, so that it is determined that fan electromotor
Rotating speed, improves cooling rate, optimizes start/stop time, and then reaches the effect of energy-conservation, greatly improves Consumer's Experience.
In one embodiment of the invention, the described ambient temperature conditions determining described refrigerator according to described environment temperature
Specifically include：When described environment temperature is less than temperature threshold, judge described ambient temperature conditions for low ambient temperature state；With
And when described environment temperature is more than or equal to described temperature threshold, judge described ambient temperature conditions for high environment temperature shape
State.
In one embodiment of the invention, when described ambient temperature conditions are low ambient temperature state, described basis
The unlatching situation of the current rotating speed of described compressor and described refrigerating chamber air door and temperature-changing chamber air door determines described fan electromotor
Voltage specifically includes：If the current rotating speed of described compressor is more than the first rotary speed threshold value and is less than the second rotary speed threshold value, with
First voltage is as the voltage of described fan electromotor；If the current rotating speed of described compressor be more than described second rotary speed threshold value and
Less than the 3rd rotary speed threshold value, then when described refrigerating chamber air door and temperature-changing chamber air door are all opened, using second voltage as described wind
The voltage of fan motor, and in the non-all unlatchings of described refrigerating chamber air door and temperature-changing chamber air door, using tertiary voltage as described fan
The voltage of motor, described tertiary voltage is less than described second voltage, and described second voltage is less than described first voltage；If described
The current rotating speed of compressor is more than described 3rd rotary speed threshold value, then when described refrigerating chamber air door and temperature-changing chamber air door are all opened,
Using the 4th voltage as the voltage of described fan electromotor, and in described refrigerating chamber air door and temperature-changing chamber air door during a unlatching,
Using the 5th voltage as the voltage of described fan electromotor, and when described refrigerating chamber air door and temperature-changing chamber air door are not all opened,
Using the 6th voltage as the voltage of described fan electromotor, described 6th voltage is less than described 5th voltage, and described 5th voltage is little
In described 4th voltage, described 4th voltage is less than described tertiary voltage.
In one embodiment of the invention, when described ambient temperature conditions are high environment temperature state, described basis
The unlatching situation of the current rotating speed of described compressor and described refrigerating chamber air door and temperature-changing chamber air door determines described fan electromotor
Voltage specifically includes：If the current rotating speed of described compressor is more than the first rotary speed threshold value and is less than described 3rd rotary speed threshold value,
Then using first voltage as the voltage of described fan electromotor；If the current rotating speed of described compressor is more than described 3rd rotating speed threshold
Value, then when described refrigerating chamber air door and temperature-changing chamber air door are all opened, using second voltage as the voltage of described fan electromotor, and
In described refrigerating chamber air door and temperature-changing chamber air door during a unlatching, using tertiary voltage as the voltage of described fan electromotor, with
And when described refrigerating chamber air door and temperature-changing chamber air door are not all opened, using the 7th voltage as the voltage of described fan electromotor, institute
State the 7th voltage to be less than described tertiary voltage and be more than described 4th voltage.
In one embodiment of the invention, described first voltage is 11.2V, and described second voltage is 9.6V, described the
Three voltages are 9.2V, and described 4th voltage is 8.4V, and described 5th voltage is 8.0V, and described 6th voltage is 7.6V, described the
Seven voltages are 8.8V.
In one embodiment of the invention, described first rotary speed threshold value is 1000rps, and described second rotary speed threshold value is
2000rps, described 3rd rotary speed threshold value is 3000rps.
To achieve these goals, the fan electromotor control device of the refrigerator of second aspect present invention embodiment, including：The
One acquisition module, for obtaining the environment temperature of refrigerator and the current rotating speed of described compressor；Ambient temperature conditions determining module,
For determining the ambient temperature conditions of described refrigerator according to described environment temperature；Second acquisition module, for obtaining described refrigeration
The unlatching situation of room air door and temperature-changing chamber air door；And control module, for according to described ambient temperature conditions, described compressor
Current rotating speed and the unlatching situation of described refrigerating chamber air door and temperature-changing chamber air door determine the voltage of described fan electromotor.
The fan electromotor control device of refrigerator according to embodiments of the present invention, control module is according to ambient temperature conditions, pressure
The unlatching situation of the current rotating speed of contracting machine and refrigerating chamber air door and temperature-changing chamber air door determines the voltage of fan electromotor, so that it is determined that wind
The rotating speed of fan motor, improves cooling rate, optimizes start/stop time, and then reaches the effect of energy-conservation, greatly improves user
Experience.
In one embodiment of the invention, described ambient temperature conditions determining module is used for being less than when described environment temperature
Described ambient temperature conditions are judged for low ambient temperature state during temperature threshold, and when described environment temperature is more than or equal to institute
When stating temperature threshold, judge described ambient temperature conditions for high environment temperature state.
In one embodiment of the invention, when described ambient temperature conditions are low ambient temperature state：If described
The current rotating speed of compressor is more than the first rotary speed threshold value and is less than the second rotary speed threshold value, then described control module is made with first voltage
Voltage for described fan electromotor；If the current rotating speed of described compressor is more than described second rotary speed threshold value and is less than the 3rd turn
Fast threshold value, then described control module when described refrigerating chamber air door and temperature-changing chamber air door are all opened, using second voltage as described
The voltage of fan electromotor, and in the non-all unlatchings of described refrigerating chamber air door and temperature-changing chamber air door, using tertiary voltage as described wind
The voltage of fan motor, described tertiary voltage is less than described second voltage, and described second voltage is less than described first voltage；If institute
The current rotating speed stating compressor is more than described 3rd rotary speed threshold value, then described control module is in described refrigerating chamber air door and temperature-changing chamber
When air door is all opened, using the 4th voltage as the voltage of described fan electromotor, and in described refrigerating chamber air door and temperature-changing chamber air door
In one open when, using the 5th voltage as the voltage of described fan electromotor, and in described refrigerating chamber air door and temperature-changing chamber wind
When Men Junwei opens, using the 6th voltage as the voltage of described fan electromotor, described 6th voltage is less than described 5th voltage, institute
State the 5th voltage and be less than described 4th voltage, described 4th voltage is less than described tertiary voltage.
In one embodiment of the invention, when described ambient temperature conditions are high environment temperature state：If described
The current rotating speed of compressor is more than the first rotary speed threshold value and is less than described 3rd rotary speed threshold value, then described control module is with the first electricity
Pressure is as the voltage of described fan electromotor；If the current rotating speed of described compressor is more than described 3rd rotary speed threshold value, described
Control module when described refrigerating chamber air door and temperature-changing chamber air door are all opened, using second voltage as the electricity of described fan electromotor
Pressure, and in described refrigerating chamber air door and temperature-changing chamber air door during a unlatching, using tertiary voltage as the electricity of described fan electromotor
Pressure, and when described refrigerating chamber air door and temperature-changing chamber air door are not all opened, using the 7th voltage as the electricity of described fan electromotor
Pressure, described 7th voltage is less than described tertiary voltage and is more than described 4th voltage.
In one embodiment of the invention, described first voltage is 11.2V, and described second voltage is 9.6V, described the
Three voltages are 9.2V, and described 4th voltage is 8.4V, and described 5th voltage is 8.0V, and described 6th voltage is 7.6V, described the
Seven voltages are 8.8V.
In one embodiment of the invention, described first rotary speed threshold value is 1000rps, and described second rotary speed threshold value is
2000rps, described 3rd rotary speed threshold value is 3000rps.
To achieve these goals, the refrigerator of third aspect present invention embodiment, including：Compressor, refrigerating chamber air door and
Temperature-changing chamber air door；And the fan electromotor control device of second aspect present invention embodiment.
Refrigerator according to embodiments of the present invention, due to being provided with fan electromotor control device, according to ambient temperature conditions, pressure
The unlatching situation of the current rotating speed of contracting machine and refrigerating chamber air door and temperature-changing chamber air door carries out Stepped control to the voltage of fan electromotor,
Consider the difference of institute's chilling requirement under different operating modes, different by asking with reference to frequency-changeable compressor and each compartment, set different
The rotating speed of fan electromotor, optimizes start/stop time, and then reaches the effect of energy-conservation, greatly improves Consumer's Experience.
Brief description
Fig. 1 is the flow chart of the method for controlling fan electromotor of refrigerator according to an embodiment of the invention；
Fig. 2 be according to one specific embodiment of the present invention according to ambient temperature conditions, the current rotating speed of compressor and
The unlatching situation of refrigerating chamber air door and temperature-changing chamber air door determines the schematic diagram of the voltage of fan electromotor；
Fig. 3 is the structural representation of the fan electromotor control device of refrigerator according to an embodiment of the invention.
Reference：
First acquisition module 10, ambient temperature conditions determining module 20, the second acquisition module 30 and control module 40.
Specific embodiment
Embodiments of the invention are described below in detail, the example of described embodiment is shown in the drawings, wherein from start to finish
The element that same or similar label represents same or similar element or has same or like function.Below with reference to attached
The embodiment of figure description is exemplary it is intended to be used for explaining the present invention, and is not considered as limiting the invention.
Below with reference to the accompanying drawings method for controlling fan electromotor, device and the refrigerator of the refrigerator of the embodiment of the present invention are described.
Fig. 1 is the flow chart of the method for controlling fan electromotor of refrigerator according to an embodiment of the invention.Wherein, refrigerator bag
Include compressor, refrigerating chamber air door and temperature-changing chamber air door, method for controlling fan electromotor comprises the following steps：
S1, obtains the environment temperature of refrigerator and the current rotating speed of compressor.
Specifically, environment temperature T of refrigerator and the current rotating speed V of compressor are obtained first.
S2, determines the ambient temperature conditions of refrigerator according to environment temperature.
In one embodiment of the invention, specifically included according to the ambient temperature conditions that environment temperature determines refrigerator：When
When environment temperature is less than temperature threshold, judge ambient temperature conditions for low ambient temperature state；And when environment temperature be more than or
During equal to temperature threshold, judge ambient temperature conditions for high environment temperature state.
In one embodiment of the invention, temperature threshold is 35 DEG C.
Specifically, as 35 DEG C of environment temperature T ＜, ambient temperature conditions are judged for low ambient temperature state, when environment temperature
During degree T >=35 DEG C, judge ambient temperature conditions for high environment temperature state.
S3, obtains the unlatching situation of refrigerating chamber air door and temperature-changing chamber air door further.
Specifically, obtain the unlatching situation of refrigerating chamber air door and temperature-changing chamber air door, that is, be on or off.
S4, according to the unlatching feelings of ambient temperature conditions, the current rotating speed of compressor and refrigerating chamber air door and temperature-changing chamber air door
Condition determines the voltage of fan electromotor.
Specifically, it is changed due to the voltage that the rotating speed of fan electromotor is as fan electromotor, therefore, by changing
The voltage of fan electromotor just can control the rotating speed of fan electromotor.
The method for controlling fan electromotor of the refrigerator of the embodiment of the present invention, according to ambient temperature conditions, compressor work as forward
The unlatching situation of speed and refrigerating chamber air door and temperature-changing chamber air door determines the voltage of fan electromotor, so that it is determined that the turning of fan electromotor
Speed, improves cooling rate, optimizes start/stop time, and then reaches the effect of energy-conservation, greatly improves Consumer's Experience.
In one embodiment of the invention, when ambient temperature conditions are for low ambient temperature state, according to compressor
The unlatching situation of current rotating speed and refrigerating chamber air door and temperature-changing chamber air door determines that the voltage of fan electromotor specifically includes：
If the current rotating speed of compressor is more than the first rotary speed threshold value and is less than the second rotary speed threshold value, made with first voltage
Voltage for fan electromotor；
If the current rotating speed of compressor is more than the second rotary speed threshold value and is less than the 3rd rotary speed threshold value, in refrigerating chamber air door
When all opening with temperature-changing chamber air door, using second voltage as the voltage of fan electromotor, and in refrigerating chamber air door and temperature-changing chamber air door
During non-all unlatchings, using tertiary voltage as the voltage of fan electromotor, tertiary voltage is less than second voltage, and second voltage is less than first
Voltage；
If the current rotating speed of compressor is more than the 3rd rotary speed threshold value, all open in refrigerating chamber air door and temperature-changing chamber air door
When, using the 4th voltage as the voltage of fan electromotor, and in refrigerating chamber air door and temperature-changing chamber air door during a unlatching, with the 5th
Voltage as the voltage of fan electromotor, and when refrigerating chamber air door and temperature-changing chamber air door are not all opened, using the 6th voltage as
The voltage of fan electromotor, the 6th voltage is less than the 5th voltage, and the 5th voltage is less than the 4th voltage, and the 4th voltage is less than the 3rd electricity
Pressure.
In one embodiment of the invention, when ambient temperature conditions are for high environment temperature state, according to compressor
The unlatching situation of current rotating speed and refrigerating chamber air door and temperature-changing chamber air door determines that the voltage of fan electromotor specifically includes：
If the current rotating speed of compressor is more than the first rotary speed threshold value and is less than the 3rd rotary speed threshold value, made with first voltage
Voltage for fan electromotor；
If the current rotating speed of compressor is more than the 3rd rotary speed threshold value, all open in refrigerating chamber air door and temperature-changing chamber air door
When, using second voltage as the voltage of fan electromotor, and in refrigerating chamber air door and temperature-changing chamber air door during a unlatching, with the 3rd
Voltage as the voltage of fan electromotor, and when refrigerating chamber air door and temperature-changing chamber air door are not all opened, using the 7th voltage as
The voltage of fan electromotor, the 7th voltage is less than tertiary voltage and is more than the 4th voltage.
In one embodiment of the invention, first voltage is 11.2V, and second voltage is 9.6V, and tertiary voltage is 9.2V,
4th voltage is 8.4V, and the 5th voltage is 8.0V, and the 6th voltage is 7.6V, and the 7th voltage is 8.8V.
Certainly, it should be noted that the difference of cabinet space according to refrigerator, phase can be carried out to the voltage of fan electromotor
Should adjust.
In one embodiment of the invention, the first rotary speed threshold value is 1000rps, and the second rotary speed threshold value is 2000rps, the
Three rotary speed threshold value are 3000rps.
Specifically, be illustrated in figure 2 one specific embodiment of the present invention according to ambient temperature conditions, compressor current
The unlatching situation of rotating speed and refrigerating chamber air door and temperature-changing chamber air door determines the schematic diagram of the voltage of fan electromotor.Wherein, in Fig. 2
R represent refrigerating chamber air door, M represents temperature-changing chamber air door.
More specifically, be changed due to the voltage that the rotating speed of fan electromotor is as fan electromotor, therefore pass through to change
The voltage becoming fan electromotor controls the rotating speed of fan electromotor.Therefore have under unlatching request (except quickly cooling, the spy such as quick-frozen in fan electromotor
Outside different pattern), the voltage for fan electromotor carries out Stepped control, that is, as shown in Fig. 2 first determining whether environment temperature T, in environment
At temperature T >=35 DEG C (i.e. under high environment temperature state)：Determine whether the current rotating speed V of compressor, work as 1000rps<V<
During 3000rps, then using first voltage 11.2V as the voltage of fan electromotor；Work as V>During 3000rps, then determine whether to refrigerate
The unlatching situation of room air door and temperature-changing chamber air door, when R, M standard-sized sheet, using second voltage 9.6V as the voltage of fan electromotor, works as R
When opening with only one of which in M, using tertiary voltage 9.2V as the voltage of fan electromotor, when R, M contract fully, with the 7th voltage
8.8V is as the voltage of fan electromotor.At 35 DEG C of environment temperature T ＜ (i.e. under low ambient temperature state)：Judge compressor
Current rotating speed V, works as 1000rps<V<During 2000rps, then using first voltage 11.2V as the voltage of fan electromotor；Work as 2000rps
<V<During 3000rps, determine whether the unlatching situation of refrigerating chamber air door and temperature-changing chamber air door, when R, M standard-sized sheet, with the second electricity
Press 9.6V as the voltage of fan electromotor, when the non-standard-sized sheet of R, M, using tertiary voltage 9.2V as the voltage of fan electromotor；Work as V>
During 3000rps, determine whether the unlatching situation of refrigerating chamber air door and temperature-changing chamber air door, when R, M standard-sized sheet, with the 4th voltage
8.4V as the voltage of fan electromotor, when in R and M, only one of which is opened, using the 5th voltage 8.0V as the electricity of fan electromotor
Pressure, when R, M contract fully, using the 6th voltage 7.6V as the voltage of fan electromotor.Wherein, the ambient temperature conditions in refrigerator are
During high environment temperature state, because case internal loading is excessive, therefore adopt two grades of rotating speeds to balance the temperature inside the box, and in compressor
Rotating speed when being more than three rotary speed threshold value, it is contemplated that unlatching situation (i.e. each compartment system of refrigerating chamber air door and temperature-changing chamber air door
Cold solicited status), and when the ambient temperature conditions of refrigerator are low ambient temperature state, because case internal loading is excessive, therefore adopt
With third gear rotating speed to balance the temperature inside the box, and the rotating speed in compressor is more than the second rotary speed threshold value and is less than the 3rd rotary speed threshold value
When, and when the rotating speed of compressor is more than three rotary speed threshold value, it is contemplated that the unlatching of refrigerating chamber air door and temperature-changing chamber air door
Situation (i.e. each compartment refrigeration solicited status).Wherein, the current rotating speed in compressor is excessive and refrigerating chamber or temperature-changing chamber are no asked
The rotating speed of fan electromotor during state, can be reduced in right amount, with reach by maximum cold stream refrigerating chamber purpose, thus ensure freeze
The cooling rate of room.
The control method of the embodiment of the present invention, is in different rotating speeds and air door (refrigerating chamber air door and change in freezer compressor
Greenhouse air door) when being in different unlatching situation, by Stepped control is carried out to the voltage of fan electromotor, improve cooling rate,
Optimize start/stop time, and then reach energy-saving effect.
In order to realize above-described embodiment, the present invention also proposes a kind of fan electromotor control device of refrigerator.
Fig. 3 is the structural representation of the fan electromotor control device of refrigerator according to an embodiment of the invention.As Fig. 3 institute
Show, the fan electromotor control device of the refrigerator of the embodiment of the present invention, including：First acquisition module 10, ambient temperature conditions determine
Module 20, the second acquisition module 30 and control module 40.
First acquisition module 10 is used for obtaining the environment temperature of refrigerator and the current rotating speed of compressor.
Specifically, environment temperature T of refrigerator and the current rotating speed V of compressor are obtained first.
Ambient temperature conditions determining module 20 is used for determining the ambient temperature conditions of refrigerator according to environment temperature.
In one embodiment of the invention, ambient temperature conditions determining module 20 is used for being less than temperature threshold when environment temperature
Judge ambient temperature conditions during value for low ambient temperature state, and when environment temperature is more than or equal to temperature threshold, judge
Ambient temperature conditions are high environment temperature state.
In one embodiment of the invention, temperature threshold is 35 DEG C.
Specifically, as 35 DEG C of environment temperature T ＜, ambient temperature conditions determining module 20 judges that ambient temperature conditions are low
Ambient temperature conditions, when environment temperature T >=35 DEG C, judge ambient temperature conditions for high environment temperature state.
Second acquisition module 30 is used for obtaining the unlatching situation of refrigerating chamber air door and temperature-changing chamber air door.
Specifically, the second acquisition module 30 obtains the unlatching situation of refrigerating chamber air door and temperature-changing chamber air door, is to open also
It is to close.
Control module 40 is used for according to ambient temperature conditions, the current rotating speed of compressor and refrigerating chamber air door and temperature-changing chamber wind
The unlatching situation of door determines the voltage of fan electromotor.
Specifically, it is changed due to the voltage that the rotating speed of fan electromotor is as fan electromotor, therefore, control module
40 voltages passing through change fan electromotor just can control the rotating speed of fan electromotor.
The fan electromotor control device of the refrigerator of the embodiment of the present invention, control module is according to ambient temperature conditions, compressor
Current rotating speed and the unlatching situation of refrigerating chamber air door and temperature-changing chamber air door determine the voltage of fan electromotor, so that it is determined that fan is electric
The rotating speed of machine, improves cooling rate, optimizes start/stop time, and then reaches the effect of energy-conservation, greatly improves Consumer's Experience.
In one embodiment of the invention, when ambient temperature conditions are for low ambient temperature state, control module 40 is right
The control of the voltage of fan electromotor, specific as follows：
If the current rotating speed of compressor is more than the first rotary speed threshold value and is less than the second rotary speed threshold value, control module is with the
One voltage is as the voltage of fan electromotor；
If the current rotating speed of compressor is more than the second rotary speed threshold value and is less than the 3rd rotary speed threshold value, control module is cold
When Tibetan room air door and temperature-changing chamber air door are all opened, using second voltage as the voltage of fan electromotor, and in refrigerating chamber air door and change
During the non-all unlatchings of greenhouse air door, using tertiary voltage as the voltage of fan electromotor, tertiary voltage is less than second voltage, second voltage
Less than first voltage；
If the current rotating speed of compressor is more than the 3rd rotary speed threshold value, control module is in refrigerating chamber air door and temperature-changing chamber wind
When door is all opened, using the 4th voltage as the voltage of fan electromotor, and a unlatching in refrigerating chamber air door and temperature-changing chamber air door
When, using the 5th voltage as the voltage of fan electromotor, and when refrigerating chamber air door and temperature-changing chamber air door are not all opened, with the 6th
Voltage is less than the 5th voltage as the voltage of fan electromotor, the 6th voltage, and the 5th voltage is less than the 4th voltage, and the 4th voltage is less than
Tertiary voltage.
In one embodiment of the invention, when described ambient temperature conditions are high environment temperature state, control module
The control of the voltage of 40 pairs of fan electromotors, specific as follows：
If the current rotating speed of compressor is more than the first rotary speed threshold value and is less than the 3rd rotary speed threshold value, control module is with the
One voltage is as the voltage of fan electromotor；
If the current rotating speed of compressor is more than the 3rd rotary speed threshold value, control module is in refrigerating chamber air door and temperature-changing chamber wind
When door is all opened, using second voltage as the voltage of fan electromotor, and a unlatching in refrigerating chamber air door and temperature-changing chamber air door
When, using tertiary voltage as the voltage of fan electromotor, and when refrigerating chamber air door and temperature-changing chamber air door are not all opened, with the 7th
As the voltage of fan electromotor, the 7th voltage is less than tertiary voltage and is more than the 4th voltage voltage.
In one embodiment of the invention, first voltage is 11.2V, and second voltage is 9.6V, and tertiary voltage is 9.2V,
4th voltage is 8.4V, and the 5th voltage is 8.0V, and the 6th voltage is 7.6V, and the 7th voltage is 8.8V.
Certainly, it should be noted that the difference of cabinet space according to refrigerator, control module 40 can be to fan electromotor
Voltage adjusts accordingly.
In one embodiment of the invention, the first rotary speed threshold value is 1000rps, and the second rotary speed threshold value is 2000rps, the
Three rotary speed threshold value are 3000rps.
Specifically, it is changed due to the voltage that the rotating speed of fan electromotor is as fan electromotor, therefore pass through to change
The voltage of fan electromotor controls the rotating speed of fan electromotor.Therefore have under unlatching request in fan electromotor (except quickly cooling, quick-frozen etc. special
Outside pattern), control module 40 carries out Stepped control for the voltage of fan electromotor, as shown in Fig. 2 passing through the first acquisition module 10
Obtain the environment temperature of refrigerator and the current rotating speed of compressor, refrigerating chamber air door and temperature-changing chamber are obtained by the second acquisition module 30
The unlatching situation of air door, ambient temperature conditions determining module 20 judges environment temperature T, (i.e. in height at environment temperature T >=35 DEG C
Under ambient temperature conditions), control module 40 judges the current rotating speed V of compressor, works as 1000rps<V<During 3000rps, then with
One voltage 11.2V is as the voltage of fan electromotor；Work as V>During 3000rps, then control module 40 determines whether refrigerating chamber air door
With the unlatching situation of temperature-changing chamber air door, when R, M standard-sized sheet, using second voltage 9.6V as the voltage of fan electromotor, when in R and M
When only one of which is opened, using tertiary voltage 9.2V as the voltage of fan electromotor, when R, M contract fully, with the 7th voltage 8.8V
Voltage as fan electromotor.At 35 DEG C of environment temperature T ＜ (i.e. under low ambient temperature state)：Control module 40 judges pressure
The current rotating speed V of contracting machine, works as 1000rps<V<During 2000rps, then using first voltage 11.2V as the voltage of fan electromotor；When
2000rps<V<During 3000rps, control module 40 determines whether the unlatching situation of refrigerating chamber air door and temperature-changing chamber air door, when R,
During M standard-sized sheet, using second voltage 9.6V as the voltage of fan electromotor, when the non-standard-sized sheet of R, M, using tertiary voltage 9.2V as fan
The voltage of motor；Work as V>During 3000rps, control module 40 determines whether the unlatching feelings of refrigerating chamber air door and temperature-changing chamber air door
Condition, when R, M standard-sized sheet, using the 4th voltage 8.4V as the voltage of fan electromotor, when in R and M, only one of which is opened, with the 5th
Voltage 8.0V as the voltage of fan electromotor, when R, M contract fully, using the 6th voltage 7.6V as the voltage of fan electromotor.Its
In, refrigerator ambient temperature conditions be high environment temperature state when, because case internal loading is excessive, therefore adopt two grades of rotating speeds with
Balance the temperature inside the box, and when the rotating speed of compressor is more than three rotary speed threshold value, it is contemplated that refrigerating chamber air door and temperature-changing chamber
The unlatching situation (i.e. each compartment freeze solicited status) of air door, and be low ambient temperature state in the ambient temperature conditions of refrigerator
When, because case internal loading is excessive, therefore adopt third gear rotating speed to balance the temperature inside the box, and the rotating speed in compressor is more than second
Rotary speed threshold value and during less than three rotary speed threshold value, and when the rotating speed of compressor is more than three rotary speed threshold value, it is contemplated that cold
Hide the unlatching situation (i.e. each compartment refrigeration solicited status) of room air door and temperature-changing chamber air door.Wherein, in the current rotating speed of compressor
Excessive and refrigerating chamber or temperature-changing chamber no solicited status when, the rotating speed of fan electromotor can be reduced in right amount, to reach maximum cold stream
In the purpose of refrigerating chamber, thus ensureing the cooling rate of refrigerating chamber.
The fan electromotor control device of the refrigerator of the embodiment of the present invention, is in different rotating speeds and air door in freezer compressor
When (refrigerating chamber air door and temperature-changing chamber air door) is in different unlatching situation, by Stepped control is carried out to the voltage of fan electromotor,
Improve cooling rate, optimize start/stop time, and then reach energy-saving effect.
In order to realize above-described embodiment, the present invention also proposes a kind of refrigerator, and this refrigerator includes：Compressor, refrigerating chamber air door
Fan electromotor control device with temperature-changing chamber air door and the refrigerator of the embodiment of the present invention.
The refrigerator of the embodiment of the present invention, due to being provided with fan electromotor control device, according to ambient temperature conditions, compressor
Current rotating speed and refrigerating chamber air door and temperature-changing chamber air door unlatching situation Stepped control is carried out to the voltage of fan electromotor it is considered to
The difference of institute chilling requirement under different operating modes, different by asking with reference to frequency-changeable compressor and each compartment, set different fans
The rotating speed of motor, optimizes start/stop time, and then reaches the effect of energy-conservation, greatly improves Consumer's Experience.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
The description of example " or " some examples " etc. means specific features, structure, material or the spy describing with reference to this embodiment or example
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Identical embodiment or example must be directed to.And, the specific features of description, structure, material or feature can be in office
Combine in an appropriate manner in one or more embodiments or example.Additionally, in the case of not conflicting, the skill of this area
The feature of the different embodiments described in this specification or example and different embodiment or example can be tied by art personnel
Close and combine.
Additionally, term " first ", " second " are only used for describing purpose, and it is not intended that indicating or hint relative importance
Or the implicit quantity indicating indicated technical characteristic.Thus, define " first ", the feature of " second " can express or
Implicitly include at least one this feature.In describing the invention, " multiple " are meant that at least two, such as two, three
Individual etc., unless otherwise expressly limited specifically.
In flow chart or here any process described otherwise above or method description are construed as, represent and include
The module of the code of executable instruction of one or more steps for realizing specific logical function or process, fragment or portion
Point, and the scope of the preferred embodiment of the present invention includes other realization, wherein can not press shown or discuss suitable
Sequence, including according to involved function by substantially simultaneously in the way of or in the opposite order, carry out perform function, this should be by the present invention
Embodiment person of ordinary skill in the field understood.
Represent in flow charts or here logic described otherwise above and/or step, for example, it is possible to be considered as to use
In the order list of the executable instruction realizing logic function, may be embodied in any computer-readable medium, for
Instruction execution system, device or equipment (system as computer based system, including processor or other can hold from instruction
Row system, device or equipment instruction fetch the system of execute instruction) use, or with reference to these instruction execution systems, device or set
Standby and use.For the purpose of this specification, " computer-readable medium " can any can be comprised, store, communicate, propagate or pass
Defeated program is for instruction execution system, device or equipment or the dress using with reference to these instruction execution systems, device or equipment
Put.The more specifically example (non-exhaustive list) of computer-readable medium includes following：There is the electricity of one or more wirings
Connecting portion (electronic installation), portable computer diskette box (magnetic device), random access memory (RAM), read-only storage
(ROM), erasable edit read-only storage (EPROM or flash memory), fiber device, and portable optic disk is read-only deposits
Reservoir (CDROM).In addition, computer-readable medium can even is that the paper that can print described program thereon or other are suitable
Medium, because edlin, interpretation or if necessary with it can then be entered for example by carrying out optical scanner to paper or other media
His suitable method is processed to electronically obtain described program, is then stored in computer storage.
It should be appreciated that each several part of the present invention can be realized with hardware, software, firmware or combinations thereof.Above-mentioned
In embodiment, the software that multiple steps or method can be executed in memory and by suitable instruction execution system with storage
Or firmware is realizing.For example, if realized with hardware, and the same in another embodiment, can use well known in the art under
Any one of row technology or their combination are realizing：There is the logic gates for data-signal is realized with logic function
Discrete logic, there is the special IC of suitable combinational logic gate circuit, programmable gate array (PGA), scene
Programmable gate array (FPGA) etc..
Those skilled in the art are appreciated that to realize all or part step that above-described embodiment method carries
Suddenly the program that can be by completes come the hardware to instruct correlation, and described program can be stored in a kind of computer-readable storage medium
In matter, this program upon execution, including one or a combination set of the step of embodiment of the method.
Additionally, can be integrated in a processing module in each functional unit in each embodiment of the present invention it is also possible to
It is that unit is individually physically present it is also possible to two or more units are integrated in a module.Above-mentioned integrated mould
Block both can be to be realized in the form of hardware, it would however also be possible to employ the form of software function module is realized.Described integrated module is such as
Fruit using in the form of software function module realize and as independent production marketing or use when it is also possible to be stored in a computer
In read/write memory medium.
Storage medium mentioned above can be read-only storage, disk or CD etc..Although having shown that above and retouching
Embodiments of the invention are stated it is to be understood that above-described embodiment is exemplary it is impossible to be interpreted as the limit to the present invention
System, those of ordinary skill in the art can be changed to above-described embodiment, change, replace and become within the scope of the invention
Type.
Claims (9)
1. a kind of method for controlling fan electromotor of refrigerator is it is characterised in that described refrigerator includes compressor, refrigerating chamber air door and change
Greenhouse air door, the method comprising the steps of：
Obtain the environment temperature of refrigerator and the current rotating speed of described compressor；
Determine the ambient temperature conditions of described refrigerator according to described environment temperature；
Obtain the unlatching situation of described refrigerating chamber air door and temperature-changing chamber air door further；And
According to opening of described ambient temperature conditions, the current rotating speed of described compressor and described refrigerating chamber air door and temperature-changing chamber air door
The situation of opening determines the voltage of described fan electromotor, wherein,
When described environment temperature is less than temperature threshold, judge described ambient temperature conditions for low ambient temperature state；And
When described environment temperature is more than or equal to described temperature threshold, judge described ambient temperature conditions for high environment temperature shape
State；
And, when described ambient temperature conditions be low ambient temperature state when, the described current rotating speed according to described compressor and
The unlatching situation of described refrigerating chamber air door and temperature-changing chamber air door determines that the voltage of described fan electromotor specifically includes：
If the current rotating speed of described compressor is more than the first rotary speed threshold value and is less than the second rotary speed threshold value, made with first voltage
Voltage for described fan electromotor；
If the current rotating speed of described compressor is more than described second rotary speed threshold value and is less than the 3rd rotary speed threshold value, described cold
When Tibetan room air door and temperature-changing chamber air door are all opened, using second voltage as the voltage of described fan electromotor, and in described refrigerating chamber
When air door and the non-all unlatchings of temperature-changing chamber air door, using tertiary voltage as the voltage of described fan electromotor, described tertiary voltage is less than
Described second voltage, described second voltage is less than described first voltage；
If the current rotating speed of described compressor is more than described 3rd rotary speed threshold value, in described refrigerating chamber air door and temperature-changing chamber wind
When door is all opened, using the 4th voltage as the voltage of described fan electromotor, and in described refrigerating chamber air door and temperature-changing chamber air door
During one unlatching, using the 5th voltage as the voltage of described fan electromotor, and in described refrigerating chamber air door and temperature-changing chamber air door
When all not opening, using the 6th voltage as the voltage of described fan electromotor, described 6th voltage is less than described 5th voltage, described
5th voltage is less than described 4th voltage, and described 4th voltage is less than described tertiary voltage.
2. the method for controlling fan electromotor of refrigerator as claimed in claim 1 is it is characterised in that when described ambient temperature conditions are
During high environment temperature state, the opening of the described current rotating speed according to described compressor and described refrigerating chamber air door and temperature-changing chamber air door
The situation of opening determines that the voltage of described fan electromotor specifically includes：
If the current rotating speed of described compressor is more than the first rotary speed threshold value and is less than described 3rd rotary speed threshold value, with the first electricity
Pressure is as the voltage of described fan electromotor；
If the current rotating speed of described compressor is more than described 3rd rotary speed threshold value, in described refrigerating chamber air door and temperature-changing chamber wind
When door is all opened, using second voltage as the voltage of described fan electromotor, and in described refrigerating chamber air door and temperature-changing chamber air door
During one unlatching, using tertiary voltage as the voltage of described fan electromotor, and in described refrigerating chamber air door and temperature-changing chamber air door
When all not opening, using the 7th voltage as the voltage of described fan electromotor, described 7th voltage is less than described tertiary voltage and big
In described 4th voltage.
3. refrigerator as claimed in claim 2 method for controlling fan electromotor it is characterised in that described first voltage be 11.2V,
Described second voltage is 9.6V, and described tertiary voltage is 9.2V, and described 4th voltage is 8.4V, and described 5th voltage is 8.0V,
Described 6th voltage is 7.6V, and described 7th voltage is 8.8V.
4. the method for controlling fan electromotor of refrigerator as claimed in claim 2 is it is characterised in that described first rotary speed threshold value is
1000rps, described second rotary speed threshold value is 2000rps, and described 3rd rotary speed threshold value is 3000rps.
5. a kind of fan electromotor control device of refrigerator is it is characterised in that include：
First acquisition module, for obtaining the environment temperature of refrigerator and the current rotating speed of compressor；
Ambient temperature conditions determining module, for determining the ambient temperature conditions of described refrigerator according to described environment temperature, wherein,
Described ambient temperature conditions determining module is used for judging described ambient temperature conditions when described environment temperature is less than temperature threshold
For low ambient temperature state, and when described environment temperature is more than or equal to described temperature threshold, judge described environment temperature
State is high environment temperature state；
Second acquisition module, for obtaining the refrigerating chamber air door of described refrigerator and the unlatching situation of temperature-changing chamber air door；And
Control module, for according to described ambient temperature conditions, the current rotating speed of described compressor and described refrigerating chamber air door and
The unlatching situation of temperature-changing chamber air door determines the voltage of described fan electromotor, wherein, when described ambient temperature conditions are low environment temperature
During degree state：
If the current rotating speed of described compressor is more than the first rotary speed threshold value and is less than the second rotary speed threshold value, described control module
Using first voltage as the voltage of described fan electromotor；
If the current rotating speed of described compressor is more than described second rotary speed threshold value and is less than the 3rd rotary speed threshold value, described control
Module when described refrigerating chamber air door and temperature-changing chamber air door are all opened, using second voltage as the voltage of described fan electromotor, and
In the non-all unlatchings of described refrigerating chamber air door and temperature-changing chamber air door, using tertiary voltage as the voltage of described fan electromotor, described
Tertiary voltage is less than described second voltage, and described second voltage is less than described first voltage；
If the current rotating speed of described compressor is more than described 3rd rotary speed threshold value, described control module is in described refrigerating chamber wind
Door and temperature-changing chamber air door be when all opening, using the 4th voltage as the voltage of described fan electromotor, and in described refrigerating chamber air door and
In temperature-changing chamber air door during a unlatching, using the 5th voltage as the voltage of described fan electromotor, and in described refrigerating chamber air door
When all not opening with temperature-changing chamber air door, using the 6th voltage as the voltage of described fan electromotor, described 6th voltage is less than described
5th voltage, described 5th voltage is less than described 4th voltage, and described 4th voltage is less than described tertiary voltage.
6. the fan electromotor control device of refrigerator as claimed in claim 5 is it is characterised in that when described ambient temperature conditions are
During high environment temperature state：
If the current rotating speed of described compressor is more than the first rotary speed threshold value and is less than described 3rd rotary speed threshold value, described control
Module is using first voltage as the voltage of described fan electromotor；
If the current rotating speed of described compressor is more than described 3rd rotary speed threshold value, described control module is in described refrigerating chamber wind
Door and temperature-changing chamber air door be when all opening, using second voltage as the voltage of described fan electromotor, and in described refrigerating chamber air door and
In temperature-changing chamber air door during a unlatching, using tertiary voltage as the voltage of described fan electromotor, and in described refrigerating chamber air door
When all not opening with temperature-changing chamber air door, using the 7th voltage as the voltage of described fan electromotor, described 7th voltage is less than described
Tertiary voltage and be more than described 4th voltage.
7. refrigerator as claimed in claim 6 fan electromotor control device it is characterised in that described first voltage be 11.2V,
Described second voltage is 9.6V, and described tertiary voltage is 9.2V, and described 4th voltage is 8.4V, and described 5th voltage is 8.0V,
Described 6th voltage is 7.6V, and described 7th voltage is 8.8V.
8. the fan electromotor control device of refrigerator as claimed in claim 6 is it is characterised in that described first rotary speed threshold value is
1000rps, described second rotary speed threshold value is 2000rps, and described 3rd rotary speed threshold value is 3000rps.
9. a kind of refrigerator is it is characterised in that include：
Compressor, refrigerating chamber air door and temperature-changing chamber air door；And
Fan electromotor control device as described in any one of claim 5-8.
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| CN201410816334.6A CN104533819B (en) | 2014-12-23 | 2014-12-23 | Method and device for controlling fan motor of refrigerator and refrigerator |
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| CN201410816334.6A CN104533819B (en) | 2014-12-23 | 2014-12-23 | Method and device for controlling fan motor of refrigerator and refrigerator |
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| CN104533819B true CN104533819B (en) | 2017-02-22 |
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| CN104833171A (en) * | 2015-06-03 | 2015-08-12 | 合肥美的电冰箱有限公司 | Control method, control system and refrigerator |
| CN105605873B (en) * | 2015-12-31 | 2018-04-03 | 珠海美固电子有限公司 | The thermal source control method and system of a kind of absorption refrigerator |
| CN105627688B (en) * | 2016-01-05 | 2018-04-03 | 珠海美固电子有限公司 | The refrigeration control method and system of a kind of semiconductor cooling-heating box |
| CN107084147B (en) * | 2017-06-05 | 2018-10-16 | 广东美的暖通设备有限公司 | Wind turbine guard method, wind turbine protection system and wind turbine |
| CN108870858B (en) * | 2018-05-17 | 2020-11-10 | Tcl家用电器（合肥）有限公司 | Air-cooled refrigerator control method, air-cooled refrigerator control device and air-cooled refrigerator |
| CN110617641A (en) * | 2018-06-20 | 2019-12-27 | 安徽美芝精密制造有限公司 | Air conditioning system and air conditioner |
| CN109373698B (en) * | 2018-11-05 | 2021-03-19 | 广州美的华凌冰箱有限公司 | Fan rotating speed control method for air-cooled refrigerator, refrigerator and readable storage medium |
| CN111238153A (en) * | 2020-02-05 | 2020-06-05 | 广东奥马冰箱有限公司 | Self-adaptive method and controller for fan and variable frequency press and air-cooled frostless refrigeration appliance |
| CN111238154A (en) * | 2020-02-05 | 2020-06-05 | 广东奥马冰箱有限公司 | Synchronization and adaptive method of fan, controller and air-cooled frost-free refrigeration appliance |
| CN113983756B (en) * | 2021-10-22 | 2022-08-19 | 珠海格力电器股份有限公司 | Air-cooled refrigerator control method and device and air-cooled refrigerator |
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