CN1414327A - Control method of multi-chamber refrigerator - Google Patents
Control method of multi-chamber refrigerator Download PDFInfo
- Publication number
- CN1414327A CN1414327A CN02130434A CN02130434A CN1414327A CN 1414327 A CN1414327 A CN 1414327A CN 02130434 A CN02130434 A CN 02130434A CN 02130434 A CN02130434 A CN 02130434A CN 1414327 A CN1414327 A CN 1414327A
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- Prior art keywords
- temperature
- locker room
- locker
- valve
- compressor
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D11/00—Self-contained movable devices, e.g. domestic refrigerators
- F25D11/02—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures
- F25D11/022—Self-contained movable devices, e.g. domestic refrigerators with cooling compartments at different temperatures with two or more evaporators
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B49/00—Arrangement or mounting of control or safety devices
- F25B49/02—Arrangement or mounting of control or safety devices for compression type machines, plants or systems
- F25B49/022—Compressor control arrangements
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D17/00—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces
- F25D17/02—Arrangements for circulating cooling fluids; Arrangements for circulating gas, e.g. air, within refrigerated spaces for circulating liquids, e.g. brine
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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
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2600/00—Control issues
- F25D2600/06—Controlling according to a predetermined profile
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25D—REFRIGERATORS; COLD ROOMS; ICE-BOXES; COOLING OR FREEZING APPARATUS NOT OTHERWISE PROVIDED FOR
- F25D2700/00—Means for sensing or measuring; Sensors therefor
- F25D2700/12—Sensors measuring the inside temperature
- F25D2700/121—Sensors measuring the inside temperature of particular compartments
Abstract
The present invention discloses a method for controlling a multi-compartment type refrigeratory. The method includes a compressor operating step and a drive controlling step. The compressor operating step includes: confirming whether there are one or more storages of the storages need to be refrigerated; opening a valve of a storage if the storage need to be refrigerated; confirming whether there are one or more new added storages of the storages need to be refrigerated after a predetermined first time; opening valve of new added storages and starting the compressor if the new added storages need to be refrigerated. The drive control step includes: confirming whether the storages need to be refrigerated during the running process of the compressor again, and selectively opening or closing the valves of the corresponding storages based on the confirm result.
Description
Technical field
The present invention relates to a kind of control method of multi-chamber refrigerator, this refrigerator has a plurality of locker rooms and can control the temperature of each locker room respectively.
Background technology
Usually, a plurality of locker rooms of multi-chamber refrigerator are respectively arranged with a plurality of evaporimeters so that cold air and the compressor that refrigerant is provided by the evaporimeter of branch's condenser pipe in the locker room to be provided.Particularly be used for the direct frozen type specific use refrigerator of storage as kimchi (KIMICHI) and so on, the coolant channel that links to each other with evaporimeter is arranged in the wall of each chamber, so the refrigeration of cold air directly acts on each chamber interior.
Multi-chamber refrigerator is surveyed the temperature of locker room by the temperature sensor that is arranged at the locker room, and the temperature information that obtains from the locker room is transferred to and is used for controlling the control module of refrigerator work and by control module control compressor operating.In addition, and in the coolant channel that evaporimeter links to each other valve is installed, like this, the refrigerant of carrying from compressor is transported to the evaporimeter by these valves.
In multi-chamber refrigerator, survey the temperature of each locker room with temperature sensor.If the temperature of one or more locker rooms is higher than predetermined temperature, control module is opened corresponding valve and is made refrigerant be transported in the evaporimeter of locker room and start compressor operating with cooling refrigerant.
Yet in traditional multi-chamber refrigerator, when the temperature of each chamber was equal to or less than predetermined temperature, compressor was out of service.On the other hand, as long as there is the temperature of a chamber to be higher than predetermined temperature, compressor promptly brings into operation.Correspondingly, too much interruption is arranged in the compressor operating process, like this, the kind of refrigeration cycle of refrigerator is unstable and the lot of energy loss arranged.
Also have, after compressor quit work, the valve in the coolant channel does not carry out pressure equalization step was closed, and then can produce too much pressure and valve is opened simultaneously when compressor starts again.
Summary of the invention
The present invention considers the above-mentioned problems in the prior art, a kind of control method of multi-chamber refrigerator is provided, this control method can reduce in the compressor operating process because of the caused operation of the different refrigeration demand of each locker room is interrupted and operation total time, thereby cuts down the consumption of energy.
Another object of the present invention provides a kind of control method of multichamber type refrigerant, and this control method is carried out the pressure balance operation after compressor quits work, can prevent the impact noise that produces when compressor starts again like this.
In order to realize above-mentioned target, the invention provides a kind of control method of multi-chamber refrigerator, described multi-chamber refrigerator has a plurality of locker rooms, the temperature sensor of a plurality of detections locker room temperature, a plurality of evaporimeters that are installed in the locker room, the compressor that refrigerant is provided to evaporimeter by branch's condenser pipe be installed on the coolant channel entrance point and link to each other with evaporimeter and be used to control the valve of the refrigerant flow that flows to evaporimeter, the step of this control method comprises: the compressor operating step, whether it comprises: determine to have in the locker room one or more locker room to need refrigeration by first temperature of surveying all locker rooms, if have the locker room to need refrigeration, open valve corresponding to the locker room; After valve opening is through predetermined very first time T1, determined whether that by second temperature that detects all locker rooms one or more newly-increased locker room needs refrigeration, if there is newly-increased locker room to need refrigeration, open step corresponding to the valve and the startup compressor operating of newly-increased locker room; Control step with driving, it comprises: in the compressor operating process, the 3rd temperature by surveying all locker rooms determines once more whether the locker room needs refrigeration, and as a result on the basis, optionally opens or close the step of the valve of respective stored chamber in above-mentioned affirmation.
Description of drawings
With reference to following detailed description also in conjunction with the accompanying drawings, above-mentioned target of the present invention, feature and advantage will obtain more clearly understanding.In the accompanying drawing:
Fig. 1 is the schematic diagram that shows according to multi-chamber refrigerator kind of refrigeration cycle of the present invention.
Fig. 2 is the block diagram that shows multi-chamber refrigerator kind of refrigeration cycle of the present invention.
Fig. 3 is the flow chart that shows according to the control method of multi-chamber refrigerator of the present invention.
Fig. 4 A to Fig. 4 C is the flow chart that shows Fig. 3 in detail.
Fig. 5 is the time diagram that shows multi-chamber refrigerator control method of the present invention.
The specific embodiment
Referring to Fig. 1 to Fig. 5, below the control method according to the multi-chamber refrigerator in the embodiments of the invention is elaborated.
Fig. 1 is the schematic diagram that shows according to multi-chamber refrigerator kind of refrigeration cycle of the present invention.
As shown in Figure 1, the inside of the multi-chamber refrigerator among the present invention is divided into first, second and the 3rd locker room 11 to 13.First, second and the 3rd evaporimeter 31 to 33 are installed on respectively in first, second and the 3rd locker room 11 to 13 to finish heat exchange with inside, locker room.
Multi-chamber refrigerator among the present invention is provided with and sucks and the compressor 40 of compression by refrigerant in first, second and the 3rd evaporimeter 31 to 33 and the condenser 51 that the refrigerant of compressed machine 40 compressions is cooled off.In addition, this multi-chamber refrigerator also is provided with the fan 52 and the drier 60 that places condenser 51 outputs that is used for assisting to realize the Rapid Thermal exchange.
The entrance point of first, second and three capillary 81 to 83 is parallel to the output of drier 60 respectively, and its port of export is connected respectively to the entrance point of evaporimeter 31 to 33.
In first, second and the coolant channel of the 3rd valve 71 to 73 between capillary 81 to 83 and drier 60, be used to regulate the refrigerant flow of inflow evaporator 31 to 33.In addition, first, second is arranged at respectively with three-temperature sensor 21 to 23 and is used to survey locker room's 11 to 13 temperature inside in the locker room 11 to 13.Temperature sensor 21 to 23 is connected with following control module 110 conductions respectively.
Fig. 2 is the block diagram that shows multi-chamber refrigerator kind of refrigeration cycle of the present invention.As shown in Figure 2, in multi-chamber refrigerator of the present invention, the operation of the whole multi-chamber refrigerator of control module 110 controls.
Be used for providing the element of information to comprise input block 90, memory cell 100 and temperature sensor 21 to 23 to control module 110.Input block 90 receives user's instruction and will be transferred in the control module 110 corresponding to the signal of instruction.Memory cell 100 is used to store data.Temperature sensor 21 to 23 is surveyed the temperature of locker room 11 to 13 and the information that detects is offered control module 110.
The element of control module 110 controls comprises driven compressor unit 120, fans drive unit 130, valve driver element 140 and display driver unit 151.Driven compressor unit 120 and fans drive unit 130 be drive compression machine 40 and fan 52 respectively.Valve driver element 140 is opening and closing valve 71 to 73 optionally, valve 71 to 73 respectively optionally opening and closing be connected to the coolant channel of evaporimeter 31 to 33.Display driver unit 151 operation display unit are to show the running status of multi-chamber refrigerator among the present invention.
Fig. 3, Fig. 4 A to 4C are the flow charts that shows according to multi-chamber refrigerator control method of the present invention.Fig. 3 is the flow chart that shows the multi-chamber refrigerator control method among the present invention on the whole, and Fig. 4 A to 4C shows respectively in detail shown in Fig. 3 the flow chart of each step in the method.
Referring to Fig. 3, in the controlling method for refrigerator of the present invention from carrying out compressor operating step S100.Specifically, the temperature by surveying locker room 11 to 13 also utilizes control module 110 that temperature and the predetermined temperature of measuring compared, to determine whether needing compressor 40 to move.If the result of step S100 needs compressor 40 operations, then start the operation of compressor.In this example, refrigerant only is transported in one or more locker rooms that need to freeze, and also is that temperature is higher than in the locker room of predetermined temperature, so only refrigerating operation is carried out in the specific memory chamber.
Then, determine in step S200 whether compressor is in running status.
If determine among the step S200 that compressor is in running status, then in step S300, carry out the driving control step of the driving of control multi-chamber refrigerator.Refrigerant is transported in one or more newly-increased chambers of not moving in compressor operating step S100 and needing to freeze.Another fermentation when the temperature of one or more locker room reaches predetermined temperature, stops the refrigerant conveying operations.By above-mentioned steps, the temperature in all locker rooms 11 to 13 is equal to or less than the predetermined temperature time, and compressor 40 is out of service.
After compressor 40 is out of service, implement pressure equalization step in the controlling method for refrigerator of the present invention at step S400.In pressure equalization step S400, the opening and closing of control module 110 by-pass valve controls 71 to 73 are so that reach balance with refrigerant pressure in the coolant channel that locker room 11 to 13 is connected.
Fig. 4 A shows among the present invention the flow chart of compressor operating step S100 in the controlling method for refrigerator.Shown in Fig. 4 A, control module 110 receives the signal that transmits from temperature sensor 21 to 23 and utilizes acquisition of signal the step S110 to go out first temperature of locker room 11 to 13.Detect after first temperature, whether have one or more to be higher than predetermined temperature in first temperature that control module 110 is determined to measure in step S120.Be higher than predetermined temperature if in step S120, define one or more, the control module valve that by-pass valve control driver element 140 is opened corresponding to locker room among the step S130 in step S130.Then, determine in step S140 whether preset time T 1 is finished.If being in opening, the valve of locker room passed through scheduled time T1, temperature sensor 21 to 23 is surveyed second temperature of locker room 11 to 13, simultaneously, whether there is one or more to be higher than predetermined temperature in second temperature that control module 110 is determined to measure in step S140.Scheduled time T1 makes refrigerant reach the needed time of pressure balance under the valve opening state, its preferred time value is about three seconds.If have one or more to be higher than predetermined temperature in second temperature of determining to measure in step S150, control module 110 by-pass valve control driver element 140 in step S160 is further opened the valve of respective stored chamber.Then, control module is controlled driven compressor unit 120 and is made compressor 40 operations in step S170, make corresponding locker room obtain refrigeration like this.
Fig. 4 B shows the flow chart that drives control step S300 among the present invention in the controlling method for refrigerator.Shown in Fig. 4 B, when compressor 40 was in running status, control module 110 detected the 3rd temperature of locker room 11 to 13 in step S310.In this example, control module 110 receives signal that transmits from temperature sensor 21 to 23 and the 3rd temperature of utilizing this signal measuring locker room 11 to 13.Then, whether there is one or more to be higher than predetermined temperature in the 3rd temperature that control module 110 is determined to detect in step S320.If in step S320, define first or a plurality of temperature be higher than predetermined temperature, then control module 110 at step S330 by-pass valve control driver element 140 to open the valve of respective stored chamber.
Yet, if in step S320, determine neither one or a plurality of predetermined temperature that is higher than in the 3rd temperature of newly-increased locker room, determine in step S340 then first early gate is in the 3rd temperature of locker room of opening whether one or more predetermined temperatures that are not higher than are arranged.Be in the 3rd temperature of locker room of opening one or more predetermined temperatures that are higher than are arranged if in step S340, determine first early gate, then return the operation of step S310.
Yet, if the 3rd temperature that definite first early gate is in the locker room of opening in step S340 is equal to or less than predetermined temperature and does not need further refrigeration, then determine whether the temperature of measuring in all locker rooms 11 to 13 is equal to or less than predetermined temperature among the step S350 again.If determine that in step S350 thereby the temperature of all locker rooms 11 to 13 is equal to or less than all locker rooms 11 to 13 of predetermined temperature and does not all need refrigeration, then compressor is out of service in step S360.On the contrary, all be equal to or less than predetermined temperature if in step S350, determine the temperature of not all locker room 11 to 13, that is to say, have one or more locker room to need refrigeration, then will be in step S370 corresponding to the valve opening of the locker room of needs refrigeration with the valve closing that does not need the locker room of freezing of remainder.
Fig. 4 C is the flow chart that shows pressure equalization step S400 among the present invention.If compressor 40 is out of service, then control module 110 is carried out pressure equalization step S400.
In pressure equalization step S400, control module 110 is opened all valves of closing 71,71 and/or 73 at step S410 by-pass valve control control module 140.All valves 71 to 73 are in all that opening reaches scheduled time T2 so that the pressure of refrigerant reaches balance.Correspondingly, the pressure of the refrigerant in the kind of refrigeration cycle in the coolant channel obtains balance, and like this, compressor 40 can easily be realized restarting.Then, determine in step S420 whether preset time T 2 is finished.If the scheduled time, T2 finished, then control module 110 in step S430 by-pass valve control driver element 140 with all valve closings.
Fig. 5 is the time diagram that shows the multi-chamber refrigerator operation characteristic among the present invention.This figure demonstrates second locker room 12 needs refrigeration because of its temperature than predetermined temperature height, thus the situation that need at first open second valve 72.As shown in Figure 5, valve opening and through three minutes, compressor 40 starts operation.In these three minutes, finish the pressure balance operation with the refrigerant in the coolant channel that locker room 12 links to each other.After finishing in three minutes, detect the temperature of first locker room 11 and the 3rd locker room 13, if can determine that from measuring temperature first locker room 11 and/or the 3rd locker room 13 need refrigeration, then with first and or the 3rd valve opening.Thereby demonstrate the first and the 3rd locker room 11 and 13 situations that need refrigeration to open the first and the 3rd valve among Fig. 5.If in compressor 40 runnings, the first and the 3rd locker room 11 and 13 temperature under refrigeration becomes and is equal to or less than predetermined temperature, and then the first and the 3rd valve 71 and 73 is at first closed.Second locker room 12 needs to continue refrigeration, so second valve 72 is closed at last.In Fig. 5, very first time that compressor 40 stops first o'clock is corresponding to the time point of the refrigerating operation physical end of second locker room 12.After compressor 40 very first time out of service first point, make valve 71 to 73 be held open state and reach of the pressure balance of one fen half a minute with realization refrigerant.
In compressor shown in Figure 5 section 40 second running time, first valve 71 is at first opened, and carries out the refrigerating operation to first locker room 11.In compressor 40 operations, the second and the 3rd valve 72 and 73 is opened, and carries out the refrigerating operation to the second and the 3rd locker room 12 and 13.After compressor 40 second time point out of service, make all valves 71 to 73 be held open state and reach one fen half a minute to realize the pressure balance of refrigerant.
As mentioned above, in multi-chamber refrigerator control method of the present invention, before compressor operating carries out refrigerating operation with the locker room to needs refrigeration, make compressor operation stop to reach predetermined amount of time so that with coolant channel that the locker room links to each other in refrigerant realization pressure balance.After refrigerant is realized pressure balance and process scheduled time T2, determine whether again need to freeze in one or more locker room and the locker room that needs freeze is carried out refrigerating operation.
Correspondingly, can reduce in the compressor operating process because of the caused operation of the different refrigeration demand of each locker room is interrupted and operation total time, reduce energy consumption like this according to the control method of multi-chamber refrigerator of the present invention.In addition, the control method of this multi-chamber refrigerator is carried out pressure balanced operation after compressor quits work, can prevent the impact noise that produces when compressor starts again like this.
Though the present invention has carried out illustrative open and explanation by preferred implementation; but will be understood that those skilled in the art may make various changes, increase and alternative on this basis, and can not break away from invention protection domain defined by the claims and theme tone.
Claims (5)
1. the control method of a multi-chamber refrigerator, described multi-chamber refrigerator have a plurality of locker rooms, a plurality of detections locker room temperature temperature sensor, a plurality ofly be installed on evaporimeter in the locker room, compressor that refrigerant is provided to evaporimeter by branch's condenser pipe be installed on the coolant channel entrance point and link to each other with evaporimeter and be used to control the valve of the refrigerant flow that flows to evaporimeter, the step of this control method comprises:
The compressor operating step, whether it comprises: determine to have in the locker room one or more locker room to need refrigeration by first temperature of surveying all locker rooms, if there is the locker room to need refrigeration, open the valve corresponding to the locker room; After valve opening is through the predetermined very first time, determined whether that by second temperature that detects all locker rooms one or more newly-increased locker room needs refrigeration, if there is newly-increased locker room to need refrigeration, open step corresponding to the valve and the startup compressor operating of newly-increased locker room; With
Drive the control step, it comprises: in the compressor operating process, the 3rd temperature by surveying all locker rooms determines once more whether the locker room needs refrigeration, and optionally opens or close the step of the valve of respective stored chamber as a result on the basis in above-mentioned affirmation.
2. control method as claimed in claim 1 is characterized in that described compressor operating step comprises the steps:
Detect first temperature of all locker rooms and will measure temperature and predetermined temperature compares;
If first temperature of locker room is higher than predetermined temperature, then open valve corresponding to the locker room;
At valve opening and after, determine whether that second temperature of one or more locker room is higher than predetermined temperature through the predetermined very first time;
If there is second temperature of newly-increased locker room to be higher than predetermined temperature, then opens the valve of one or more newly-increased locker room and start the operation of compressor;
If second temperature of locker room is not higher than predetermined temperature, then start the operation of compressor.
3. control method as claimed in claim 1 is characterized in that described driving control step comprises the steps:
Survey the 3rd temperature of all locker rooms simultaneously at compressor operating;
If the 3rd temperature that has newly-increased locker room to measure is higher than predetermined temperature, then open valve corresponding to the locker room;
Be equal to or less than predetermined temperature if valve is in the temperature of one or more locker room of opening, determine whether that the 3rd temperature of all locker rooms all is equal to or less than predetermined temperature;
Mensuration the 3rd temperature if not all locker rooms all is equal to or less than predetermined temperature, then closes the valve of respective stored chamber;
If the mensuration of all locker rooms the 3rd temperature all is equal to or less than predetermined temperature, then stop the operation of compressor.
4. control method as claimed in claim 1 is characterized in that driving after the control step finishes, and also comprises the valve of opening all locker rooms so that the pressure equalization step of the pressure of refrigerant realization balance in the coolant channel.
5. control method as claimed in claim 4 is characterized in that described pressure equalization step comprises the valve of opening all locker rooms and the step of closing the valve of all locker rooms after valve opening is through second scheduled time.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2001-0065085A KR100461867B1 (en) | 2001-10-22 | 2001-10-22 | Control method of multi-compartment type refrigerator |
| KR200165085 | 2001-10-22 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1414327A true CN1414327A (en) | 2003-04-30 |
| CN1164909C CN1164909C (en) | 2004-09-01 |
Family
ID=19715299
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB021304343A Expired - Fee Related CN1164909C (en) | 2001-10-22 | 2002-08-19 | Control method of multi-chamber refrigerator |
Country Status (3)
| Country | Link |
|---|---|
| JP (1) | JP2003139461A (en) |
| KR (1) | KR100461867B1 (en) |
| CN (1) | CN1164909C (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047829A (en) * | 2011-10-14 | 2013-04-17 | 博西华电器（江苏）有限公司 | Refrigeration device and working method thereof |
| CN103175377A (en) * | 2013-03-29 | 2013-06-26 | 合肥美的荣事达电冰箱有限公司 | Self-adaption on-off control system of refrigerator compartments |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101372992B1 (en) * | 2011-09-29 | 2014-03-14 | 전자부품연구원 | System low temperature refrigerator |
| CN112833605B (en) * | 2019-11-25 | 2023-12-22 | 博西华电器（江苏）有限公司 | Refrigeration device and method for a refrigeration device |
| CN114132478B (en) * | 2021-11-04 | 2023-05-26 | 珠海格力电器股份有限公司 | Control method, device, controller, system and equipment of refrigeration system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100577420B1 (en) * | 1999-12-27 | 2006-05-08 | 삼성전자주식회사 | Refrigerator and Control Method Thereof |
-
2001
- 2001-10-22 KR KR10-2001-0065085A patent/KR100461867B1/en not_active IP Right Cessation
-
2002
- 2002-08-09 JP JP2002233987A patent/JP2003139461A/en active Pending
- 2002-08-19 CN CNB021304343A patent/CN1164909C/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047829A (en) * | 2011-10-14 | 2013-04-17 | 博西华电器（江苏）有限公司 | Refrigeration device and working method thereof |
| CN103175377A (en) * | 2013-03-29 | 2013-06-26 | 合肥美的荣事达电冰箱有限公司 | Self-adaption on-off control system of refrigerator compartments |
Also Published As
| Publication number | Publication date |
|---|---|
| KR100461867B1 (en) | 2004-12-14 |
| JP2003139461A (en) | 2003-05-14 |
| KR20030033347A (en) | 2003-05-01 |
| CN1164909C (en) | 2004-09-01 |
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