CN102735006A - Refrigerator - Google Patents

Refrigerator Download PDF

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Publication number
CN102735006A
CN102735006A CN2011100842275A CN201110084227A CN102735006A CN 102735006 A CN102735006 A CN 102735006A CN 2011100842275 A CN2011100842275 A CN 2011100842275A CN 201110084227 A CN201110084227 A CN 201110084227A CN 102735006 A CN102735006 A CN 102735006A
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CN
China
Prior art keywords
refrigerating chamber
moment
refrigerator
fan
temperature
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CN2011100842275A
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Chinese (zh)
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CN102735006B (en
Inventor
白明宇
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Panasonic R&D Center Suzhou Co Ltd
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Panasonic R&D Center Suzhou Co Ltd
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Priority to CN201110084227.5A priority Critical patent/CN102735006B/en
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Abstract

The invention relates to a refrigerator which is provided with a main refrigerator body, a refrigerating chamber arranged on the upper side of the main refrigerator body, a freezing chamber positioned on the lower side of the main refrigerator body, a third chamber positioned between the refrigerating chamber and the freezing chamber, and a refrigerating system arranged in the main refrigerator body, wherein the refrigerating system comprises a compressor, a condenser, a three-way valve, a refrigerating chamber evaporator, a freezing chamber evaporator and a third chamber evaporator; the condenser is selectively connected with the refrigerating chamber evaporator or the freezing chamber evaporator by the three-way valve; the refrigerating chamber evaporator is connected with the third chamber evaporator in series and is fixed on the back of the refrigerating chamber; the third chamber evaporator is fixed on the back of the third chamber; the back of the refrigerating chamber is provided with a first temperature sensor; the back of the third chamber is provided with a second temperature sensor; the third chamber is internally provided with a fan; the back of the third chamber is provided with a heater; and at least one of the fan and the heater can act within the refrigeration stop period of the refrigerating chamber.

Description

Refrigerator
Technical field
The present invention relates to refrigerator.
Background technology
All the time, in existing refrigerator, the structure that adopts the 3rd Room evaporimeter and refrigerator evaporator to be connected in series.
Yet; In the refrigerator of above-mentioned employing refrigerator evaporator and the 3rd Room evaporator series cooling system, because refrigeration and the refrigerating chamber of the 3rd Room be complementary, so usually the temperature of the 3rd Room is controlled inaccuracy; Thereby exist because the temperature at the back side of the 3rd Room is crossed low and the problem of frosting is taken place at the back side of the 3rd Room; And when low outer temperature is spent, the low excessively situation of temperature of the 3rd Room can take place, thereby the situation about freezing of storage food takes place.
Summary of the invention
Therefore, the present invention is because above-mentioned problem and the result of concentrated research can realize reliably that to provide a kind of the defrosting of the 3rd Room and the refrigerator of low temp compensating are purpose.
To achieve these goals, refrigerator involved in the present invention is characterised in that to possess: refrigerator main body; Refrigerating chamber is positioned at the upside of said refrigerator main body; Refrigerating chamber is positioned at the downside of said refrigerator main body; The 3rd Room is between said refrigerating chamber and said refrigerating chamber; And refrigeration system; Be set in the said refrigerator main body; Comprise compressor, condenser, triple valve, refrigerator evaporator, freezer evaporator and the 3rd Room evaporimeter; Said condenser via said triple valve with said refrigerator evaporator and said freezer evaporator in any one optionally be connected; Thereby controlled the switching of refrigeration of refrigeration and the said refrigerating chamber of said refrigerating chamber by said triple valve, said refrigerator evaporator is connected with said the 3rd Room evaporator series, and said refrigerator evaporator is fixed on the back side of said refrigerating chamber; Said the 3rd Room evaporimeter is fixed on the back side of said the 3rd Room; The back side of said refrigerating chamber is provided with the 1st temperature sensor, and the back side of said the 3rd Room is provided with the 2nd temperature sensor, and in said the 3rd Room, being provided with can be by the fan of dc source or AC power driving; The back side of said the 3rd Room is provided with can be by the heater of dc source or AC power driving, and at least one in said fan and the said heater moved in the refrigeration stopping period of said refrigerating chamber.
According to above-mentioned refrigerator involved in the present invention; Can be owing in the 3rd Room, be provided with by the fan of dc source or AC power driving; The back side of the 3rd Room is provided with can be by the heater of dc source or AC power driving; Thereby can utilize fan and heater, realize the defrosting and the low temp compensating of the 3rd Room.
In above-mentioned refrigerator involved in the present invention, at moment t as the refrigeration stopping period of said refrigerating chamber 1～moment t 3In, said fan is with the frequency action of regulation.Because in the refrigeration stopping period of refrigerating chamber, the 3rd indoor temperature rises thereupon, like this, through the action of fan, can make the 3rd indoor high-temperature gas circulation and improve the temperature at the back side of the 3rd Room, thereby can promote the defrosting at the back side of the 3rd Room.
In above-mentioned refrigerator involved in the present invention, at moment t as the refrigeration stopping period of said refrigerating chamber 1～moment t 3The interior existence by the detected temperature T of said the 1st temperature sensor PECReach the 1st threshold value and by the detected temperature T of said the 2nd temperature sensor SECBe lower than the moment t of the 2nd threshold value 2Under the situation, at moment t 1～moment t 2In, said fan is with the frequency action of regulation, at moment t 2Afterwards, said heater perseveration, said fan stops action, until T SECReach the 2nd threshold value.Like this, by the detected temperature T of the 2nd temperature sensor SECUnder the situation that is difficult to defrost slowly that rose, through making the heater perseveration, until T SECReach the 2nd threshold value, thereby can accelerate temperature to rise and the assurance defrosting effect.
In above-mentioned refrigerator involved in the present invention, the temperature degree is under the situation of low temperature outside, at the moment t as the refrigeration stopping period of said refrigerating chamber 1～moment t 3In, said heater is with the frequency action of regulation, and said fan is with the frequency action of regulation, and said fan moves simultaneously when said heater moves.When the temperature degree was low temperature (for example outer temperature degree is lower than 18 ℃) outside, the 3rd Room needed temperature-compensating, also needed defrosting simultaneously; Therefore; Through making the action of heater and fan, thus can improve the 3rd Room the back side temperature and promote defrosting, and can realize the 3rd indoor temperature-compensating.
In above-mentioned refrigerator involved in the present invention, the temperature degree is under the situation of low temperature outside, at the moment t as the refrigeration stopping period of said refrigerating chamber 1～moment t 3The interior existence by the detected temperature T of said the 1st temperature sensor PECReach the 1st threshold value and by the detected temperature T of said the 2nd temperature sensor SECBe lower than the moment t of the 2nd threshold value 2Under the situation, at moment t 1～moment t 2In, said heater is with the frequency action of regulation, and said fan is with the frequency action of regulation, and said fan moves simultaneously when said heater moves, at moment t 2Afterwards, said heater perseveration, said fan stops action, until T SECReach the 2nd threshold value.Like this, at moment t 2Before, through making the action of heater and fan, thereby can improve the 3rd Room the back side temperature and promote defrosting, and can realize the 3rd indoor temperature-compensating, and, by the detected temperature T of the 2nd temperature sensor SECUnder the situation that is difficult to defrost slowly that rose, through making heater at moment t 2Perseveration afterwards is until T SECReach the 2nd threshold value, thereby can accelerate temperature to rise and the assurance defrosting effect.
In above-mentioned refrigerator involved in the present invention, by the detected temperature T of said the 1st temperature sensor PECGreater than the 1st threshold value, by the detected temperature T of said the 2nd temperature sensor SECUnder the situation of temperature greater than the 2nd threshold value and said refrigerating chamber, make compressor action and said triple valve is switched to said refrigerator evaporator side, thereby carry out the refrigeration of said refrigerating chamber greater than the refrigeration design temperature.At this, the refrigeration design temperature is set by the user, is preferably 2～7 ℃.
In above-mentioned refrigerator involved in the present invention, as the moment t during the refrigeration of said refrigerating chamber 0～moment t 1In, make said fan perseveration.Like this, through making the fan perseveration, can make refrigeration evenly.
In above-mentioned refrigerator involved in the present invention, the 1st threshold value is set to 4 ℃, and the 2nd threshold value is set to 2 ℃.Like this, through the 1st threshold value is set at 4 ℃, the 2nd threshold value is set at 2 ℃, thereby can guarantees the defrosting of refrigerating chamber and the 3rd Room.
According to refrigerator involved in the present invention, can provide a kind of and can realize the defrosting of the 3rd Room and the refrigerator of low temp compensating reliably.
Description of drawings
Fig. 1 is the sectional view of the general configuration of the related refrigerator of expression the 1st embodiment.
Fig. 2 is the sketch map of general configuration of the refrigeration system of the related refrigerator of expression the 1st embodiment.
Fig. 3 is the rearview of the general configuration of the related refrigerator of expression the 1st embodiment.
Fig. 4 is the sequential chart of action of fan and the heater of the related refrigerator of expression the 1st embodiment.
Fig. 5 is the sequential chart of action of fan and heater of the related refrigerator of variation of expression the 1st embodiment.
Fig. 6 is the sequential chart of action of fan and the heater of the related refrigerator of expression the 2nd embodiment.
Fig. 7 is the sequential chart of action of fan and heater of the related refrigerator of variation of expression the 2nd embodiment.
The explanation of symbol
1 ... Refrigerator, 10 ... Refrigerator main body, 20 ... Refrigeration system, 30 ... Heater, 40 ... Fan, PC ... Refrigerating chamber, FC ... Refrigerating chamber, SC ... The 3rd Room, 201 ... Compressor, condenser ... 202, triple valve ... 203, refrigerator evaporator ... 204, freezer evaporator ... 205, the 3rd Room evaporimeter ... 206, the 1st temperature sensor ... PEC, the 2nd temperature sensor ... SEC.
The specific embodiment
Below, with reference to accompanying drawing, preferred embodiment carry out detailed explanation to of the present invention.At this, in the explanation of accompanying drawing, the symbol identical, the explanation of omission repetition to identical key element mark.
(the 1st embodiment)
Fig. 1 is the sectional view of the general configuration of the related refrigerator of this embodiment of expression.Fig. 2 is the sketch map of general configuration of the refrigeration system of the related refrigerator of this embodiment of expression.Fig. 3 is the rearview of the general configuration of the related refrigerator of this embodiment of expression.
Like Fig. 1～shown in Figure 3, refrigerator 1 possesses refrigerator main body 10, refrigerating chamber PC, refrigerating chamber FC, the 3rd Room SC and refrigeration system 20.Refrigerating chamber PC is positioned at the upside of refrigerator main body 10, and refrigerating chamber FC is positioned at the downside of refrigerator main body 10, and the 3rd Room SC is between refrigerating chamber PC and refrigerating chamber FC.Refrigeration system 20 is set in the refrigerator main body 10, comprises compressor 201, condenser 202, triple valve 203, refrigerator evaporator 204, freezer evaporator 205 and the 3rd Room evaporimeter 206.
Condenser 202 via triple valve 203 with refrigerator evaporator 204 and freezer evaporator 205 in any one optionally be connected, thereby by the switching of the refrigeration of the refrigeration of triple valve 203 control refrigerating chamber PC and FC refrigerating chamber.Promptly when triple valve 203 is switched to refrigerator evaporator 204 sides; The cold-producing medium of circulation flows through refrigerator evaporator 204 in the condenser 202; Thereby PC freezes to refrigerating chamber; And when triple valve 203 was switched to freezer evaporator 205 sides, the cold-producing medium of circulation flow through freezer evaporator 205 in the condenser 202, thereby refrigerating chamber FC is freezed.
Refrigerator evaporator 204 and the 3rd Room evaporimeter 206 are connected in series.Refrigerator evaporator 204 is fixed on the back side S1 of refrigerating chamber PC, and the 3rd Room evaporimeter 206 is fixed on the back side S2 of the 3rd Room SC.
The back side S1 of refrigerating chamber PC is provided with the 1st temperature sensor PEC; The back side S2 of the 3rd Room SC is provided with the 2nd temperature sensor SEC; Thereby can utilize the 1st temperature sensor PEC and the 2nd temperature sensor SEC, the temperature of the back side S1 of detection refrigerating chamber PC and the back side S2 of the 3rd Room SC.
In the 3rd Room SC, being provided with can be by the fan 40 of dc source or AC power driving; The back side S2 of the 3rd Room SC is provided with can be by the heater 30 of dc source or AC power driving, and at least one in fan 40 and the heater 30 moved in the refrigeration stopping period of refrigerating chamber PC.
According to above-mentioned refrigerator involved in the present invention; Can be owing in the 3rd Room, be provided with by the fan of dc source or AC power driving; The back side of the 3rd Room is provided with can be by the heater of dc source or AC power driving; Thereby can utilize fan and heater, realize the defrosting and the low temp compensating of the 3rd Room.
Below, with reference to Fig. 4, to the one-period t of fan 40 and heater 30 0～t 3Interior action describes.Fig. 4 is the sequential chart of action of fan and the heater of the related refrigerator of this embodiment of expression.In Fig. 4, transverse axis express time t, the longitudinal axis is represented temperature T.
As shown in Figure 4, during t 0～t 1In (be the refrigeration of refrigerating chamber during); Triple valve is switched to the refrigerator evaporator side, the 3rd Room evaporimeter that the cold-producing medium that circulates in the condenser flows through refrigerator evaporator and is connected in series with refrigerator evaporator, thus refrigerating chamber and the 3rd Room are freezed; Refrigerating chamber and the 3rd indoor temperature descend; And, make the fan perseveration, thereby can make refrigeration evenly.
Then, during t 1～t 3In (being the refrigeration stopping period of refrigerating chamber), triple valve is cut off from the refrigerator evaporator side, stop the refrigeration of refrigerating chamber, fan is with the frequency action of regulation, and promptly fan is driven by the AC power of the frequency of regulation.Because in the refrigeration stopping period of refrigerating chamber, the 3rd indoor temperature rises thereupon, like this, through the action of fan, can make the 3rd indoor high-temperature gas circulation and improve the temperature at the back side of the 3rd Room, thereby can promote the defrosting at the back side of the 3rd Room.
Then, at moment t 3Afterwards, because by the detected temperature T of the 1st temperature sensor PEC＞4 ℃, by the detected temperature T of the 2nd temperature sensor SECTemperature in＞2 ℃ and the refrigerating chamber is higher than the refrigeration design temperature, thus once more switch three-way valve to refrigerator evaporator side to carry out the refrigeration of refrigerating chamber.At this, the refrigeration design temperature is set by the user as required, for example can be 2～7 ℃.
Thus, through the action of fan, can promote the defrosting of the 3rd Room.
(variation of the 1st embodiment)
Fig. 5 is the sequential chart of action of fan and heater of the related refrigerator of variation of expression the 1st embodiment.
During t 1～t 3Exist by the detected temperature T of the 1st temperature sensor in (being the refrigeration stopping period of refrigerating chamber) PECReach 4 ℃ and by the detected temperature T of the 2nd temperature sensor SECBe lower than 2 ℃ moment t 2Under the situation, as shown in Figure 5, during t 1～t 2In, fan is with the frequency action of regulation, at moment t 2Afterwards, the heater perseveration, fan stops action, until T SECReach 2 ℃.
Like this, by the detected temperature T of the 2nd temperature sensor SECUnder the situation that is difficult to defrost slowly that rose, through making the heater perseveration, until T SECReach 2 ℃, thereby can accelerate temperature to rise and the assurance defrosting effect.
(the 2nd embodiment)
Fig. 6 is the sequential chart of action of fan and the heater of the related refrigerator of expression the 2nd embodiment, and is the sequential chart of the action of fan and heater under the outer temperature degree of the expression situation (being that refrigerator environment temperature outward is the situation of low temperature) that is low temperature.At this, so-called " outer temperature degree is a low temperature " for example is meant that outer temperature degree is lower than 18 ℃.
As shown in Figure 6, during t 0～t 1In (be the refrigeration of refrigerating chamber during); Triple valve is switched to the refrigerator evaporator side, the 3rd Room evaporimeter that the cold-producing medium that circulates in the condenser flows through refrigerator evaporator and is connected in series with refrigerator evaporator, thus refrigerating chamber and the 3rd Room are freezed; Refrigerating chamber and the 3rd indoor temperature descend; And, make the fan perseveration, thereby can make refrigeration evenly.
Then, during t 1～t 3In (being the refrigeration stopping period of refrigerating chamber), heater is with the frequency action of regulation, and fan is with the frequency action of regulation, and fan moves simultaneously when heater moves.Because the temperature degree is under the situation of low temperature outside, the 3rd Room needs temperature-compensating, also needs defrosting simultaneously; Therefore; Through making the action of heater and fan, thus can improve the 3rd Room the back side temperature and promote defrosting, and can realize the 3rd indoor temperature-compensating.
Then, at moment t 3Afterwards, because by the detected temperature T of the 1st temperature sensor PEC＞4 ℃, by the detected temperature T of the 2nd temperature sensor SECThe temperature of＞2 ℃ and refrigerating chamber is higher than the refrigeration design temperature, thereby switch three-way valve is to carry out the refrigeration of refrigerating chamber.
(variation of the 2nd embodiment)
Fig. 7 is the sequential chart of action of fan and heater of the related refrigerator of variation of expression the 2nd embodiment.
As shown in Figure 7, during t 1～t 3Exist by the detected temperature T of the 1st temperature sensor in (being the refrigeration stopping period of refrigerating chamber) PECReach 4 ℃ and by the detected temperature T of the 2nd temperature sensor SECBe lower than 2 ℃ moment t 2Under the situation, as shown in Figure 5, during t 1～t 2In, heater is with the frequency action of regulation, and fan is with the frequency action of regulation, and fan moves simultaneously when heater moves, at moment t 2Afterwards, the heater perseveration, fan stops action, until T SECReach 2 ℃.
Like this, by the detected temperature T of the 2nd temperature sensor SECUnder the situation that is difficult to defrost slowly that rose, through making the heater perseveration, until T SECReach 2 ℃, thereby can accelerate temperature to rise and the assurance defrosting effect.
More than; The 1st embodiment of the present invention and variation thereof and the 2nd embodiment and variation thereof are illustrated; But; The present invention is not limited to above-mentioned embodiment, and those skilled in the art can be out of shape and change the present invention as required under the situation that does not depart from connotation of the present invention and scope.These distortion and variation all fall in the scope of the present invention.
For example, in above-mentioned embodiment, in order to guarantee the defrosting of refrigerating chamber and the 3rd Room, will with T PECThe 1st relevant threshold value is set at 4 ℃, will with T SECThe 2nd relevant threshold value is set at 2 ℃, still, so long as can guarantee the defrosting of refrigerating chamber and the 3rd Room, and also can be according to this condition of change of circumstance of reality.
In addition; In above-mentioned embodiment, the situation that the situation that outer temperature degree is lower than 18 ℃ is a low temperature as outer temperature degree, still; Also can change this condition according to actual conditions. for example, the situation that the situation that outer temperature degree is lower than 20 ℃ is a low temperature as outer temperature degree.

Claims (8)

1. a refrigerator is characterized in that,
Possess:
Refrigerator main body;
Refrigerating chamber is positioned at the upside of said refrigerator main body;
Refrigerating chamber is positioned at the downside of said refrigerator main body;
The 3rd Room is between said refrigerating chamber and said refrigerating chamber; And
Refrigeration system is set in the said refrigerator main body, comprises compressor, condenser, triple valve, refrigerator evaporator, freezer evaporator and the 3rd Room evaporimeter,
Said condenser via said triple valve with said refrigerator evaporator and said freezer evaporator in any one optionally be connected, thereby control the switching of refrigeration of refrigeration and the said refrigerating chamber of said refrigerating chamber by said triple valve,
Said refrigerator evaporator is connected with said the 3rd Room evaporator series,
Said refrigerator evaporator is fixed on the back side of said refrigerating chamber,
Said the 3rd Room evaporimeter is fixed on the back side of said the 3rd Room,
The back side of said refrigerating chamber is provided with the 1st temperature sensor,
The back side of said the 3rd Room is provided with the 2nd temperature sensor,
In said the 3rd Room, be provided with the fan that can drive by dc source or AC power,
The back side of said the 3rd Room is provided with the heater that can be driven by dc source or AC power,
In said fan and the said heater at least one moved in the refrigeration stopping period of said refrigerating chamber.
2. refrigerator as claimed in claim 1 is characterized in that,
At moment t as the refrigeration stopping period of said refrigerating chamber 1～moment t 3In, said fan is with the frequency action of regulation.
3. refrigerator as claimed in claim 1 is characterized in that,
At moment t as the refrigeration stopping period of said refrigerating chamber 1～moment t 3The interior existence by the detected temperature T of said the 1st temperature sensor PECReach the 1st threshold value and by the detected temperature T of said the 2nd temperature sensor SECBe lower than the moment t of the 2nd threshold value 2Under the situation,
At moment t 1～moment t 2In, said fan moves with the frequency of regulation,
At moment t 2Afterwards, said heater perseveration, said fan stops action, until T SECReach the 2nd threshold value.
4. refrigerator as claimed in claim 1 is characterized in that,
The temperature degree is under the situation of low temperature outside, at the moment t as the refrigeration stopping period of said refrigerating chamber 1～moment t 3In, said heater is with the frequency action of regulation, and said fan is with the frequency action of regulation, and said fan moves simultaneously when said heater moves.
5. refrigerator as claimed in claim 1 is characterized in that,
The temperature degree is under the situation of low temperature outside, at the moment t as the refrigeration stopping period of said refrigerating chamber 1～moment t 3The interior existence by the detected temperature T of said the 1st temperature sensor PECReach the 1st threshold value and by the detected temperature T of said the 2nd temperature sensor SECBe lower than the moment t of the 2nd threshold value 2Under the situation,
At moment t 1～moment t 2In, said heater is with the frequency action of regulation, and said fan is with the frequency action of regulation, and said fan moves simultaneously when said heater moves,
At moment t 2Afterwards, said heater perseveration, said fan stops action, until T SECReach the 2nd threshold value.
6. like any described refrigerator in the claim 1～5, it is characterized in that,
By the detected temperature T of said the 1st temperature sensor PECGreater than the 1st threshold value, by the detected temperature T of said the 2nd temperature sensor SECUnder the situation of temperature greater than the 2nd threshold value and said refrigerating chamber, make compressor action and said triple valve is switched to said refrigerator evaporator side, thereby carry out the refrigeration of said refrigerating chamber greater than the refrigeration design temperature.
7. like any described refrigerator in the claim 1～5, it is characterized in that,
As the moment t during the refrigeration of said refrigerating chamber 0～moment t 1In, make said fan perseveration.
8. like any described refrigerator in the claim 1～5, it is characterized in that,
The 1st threshold value is set to 4 ℃, and the 2nd threshold value is set to 2 ℃.
CN201110084227.5A 2011-03-31 2011-03-31 Refrigerator Active CN102735006B (en)

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Application Number Priority Date Filing Date Title
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Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201110084227.5A CN102735006B (en) 2011-03-31 2011-03-31 Refrigerator

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CN102735006A true CN102735006A (en) 2012-10-17
CN102735006B CN102735006B (en) 2014-12-10

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Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104048476A (en) * 2013-03-13 2014-09-17 合肥美的电冰箱有限公司 Variable frequency control method for inverter refrigerator comprising automatic defrosting system
CN107543351A (en) * 2016-06-28 2018-01-05 博西华电器（江苏）有限公司 Refrigerator and its control method
WO2018127164A1 (en) * 2017-01-09 2018-07-12 青岛海尔股份有限公司 Refrigerator control method
CN110094931A (en) * 2019-05-30 2019-08-06 海信（山东）冰箱有限公司 A kind of freezer temperature control method and device, refrigerator

Citations (4)

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Publication number Priority date Publication date Assignee Title
JP2002062026A (en) * 2000-08-22 2002-02-28 Fujitsu General Ltd Method for controlling defrost of electric refrigerator
CN1912511A (en) * 2005-08-12 2007-02-14 三星电子株式会社 Refrigerator and controlling method for the same
CN101398246A (en) * 2007-09-27 2009-04-01 株式会社东芝 Refrigerator
CN201281520Y (en) * 2008-10-10 2009-07-29 海信科龙电器股份有限公司 Non-frost refrigerator control system

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2002062026A (en) * 2000-08-22 2002-02-28 Fujitsu General Ltd Method for controlling defrost of electric refrigerator
CN1912511A (en) * 2005-08-12 2007-02-14 三星电子株式会社 Refrigerator and controlling method for the same
CN101398246A (en) * 2007-09-27 2009-04-01 株式会社东芝 Refrigerator
CN201281520Y (en) * 2008-10-10 2009-07-29 海信科龙电器股份有限公司 Non-frost refrigerator control system

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104048476A (en) * 2013-03-13 2014-09-17 合肥美的电冰箱有限公司 Variable frequency control method for inverter refrigerator comprising automatic defrosting system
CN104048476B (en) * 2013-03-13 2016-02-24 合肥美的电冰箱有限公司 A kind of method for controlling frequency conversion of the frequency conversion refrigerator containing automatic defrosting system
CN107543351A (en) * 2016-06-28 2018-01-05 博西华电器（江苏）有限公司 Refrigerator and its control method
CN107543351B (en) * 2016-06-28 2021-06-08 博西华电器（江苏）有限公司 Refrigerator and control method thereof
WO2018127164A1 (en) * 2017-01-09 2018-07-12 青岛海尔股份有限公司 Refrigerator control method
CN110094931A (en) * 2019-05-30 2019-08-06 海信（山东）冰箱有限公司 A kind of freezer temperature control method and device, refrigerator
CN110094931B (en) * 2019-05-30 2021-08-17 海信（山东）冰箱有限公司 Refrigerator temperature control method and device and refrigerator

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