CN109579334A - Low noise refrigerating system and refrigerator with the system - Google Patents
Low noise refrigerating system and refrigerator with the system Download PDFInfo
- Publication number
- CN109579334A CN109579334A CN201811259496.9A CN201811259496A CN109579334A CN 109579334 A CN109579334 A CN 109579334A CN 201811259496 A CN201811259496 A CN 201811259496A CN 109579334 A CN109579334 A CN 109579334A
- Authority
- CN
- China
- Prior art keywords
- cooling capacity
- storage chamber
- evaporator
- low noise
- capacity storage
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000001816 cooling Methods 0.000 claims abstract description 95
- 238000003860 storage Methods 0.000 claims abstract description 54
- 238000005057 refrigeration Methods 0.000 claims abstract description 25
- 239000003507 refrigerant Substances 0.000 claims abstract description 10
- 238000005482 strain hardening Methods 0.000 claims description 8
- 239000006260 foam Substances 0.000 claims description 6
- 230000005494 condensation Effects 0.000 claims 1
- 238000009833 condensation Methods 0.000 claims 1
- 238000010025 steaming Methods 0.000 claims 1
- 210000005239 tubule Anatomy 0.000 claims 1
- 238000000034 method Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000013016 damping Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000004927 clay Substances 0.000 description 1
- 235000019628 coolness Nutrition 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000000151 deposition Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000002955 isolation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007619 statistical method Methods 0.000 description 1
Classifications
-
- 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
- F25B5/00—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity
- F25B5/02—Compression machines, plants or systems, with several evaporator circuits, e.g. for varying refrigerating capacity arranged in parallel
-
- 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
- F25B39/00—Evaporators; Condensers
- F25B39/02—Evaporators
-
- 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
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
- F25B41/22—Disposition of valves, e.g. of on-off valves or flow control valves between evaporator and compressor
-
- 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
- F25D19/00—Arrangement or mounting of refrigeration units with respect to devices or objects to be refrigerated, e.g. infrared detectors
-
- 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
- F25B2500/00—Problems to be solved
- F25B2500/12—Sound
Abstract
The invention discloses a kind of low noise refrigerating system and with the refrigerator of the system, structure based on low noise refrigerating system provided by the present invention, in refrigerator operational process, in the first evaporator to refrigeration for refrigerator compartment for cold clearance, reversal valve can switch to the second working position so that the second evaporator is to cooling capacity storage chamber cooling supply;And when user needs relatively quiet environment, it can be cooled down by the cooling capacity that cooling capacity storage chamber is collected to condenser to realize that refrigerant is depressured, to reduce refrigeration system indirectly to the operation power of compressor during refrigeration compartment cooling supply, it runs under powered vibration of compressor to reduce, so can effectively realize the effect of noise reduction.
Description
Technical field
The present invention relates to household appliance technical field more particularly to a kind of low noise refrigerating system and with the refrigerator of the system.
Background technique
Noise of refrigerator on existing market is usually to meet national standard specification, and right user or frequent feedback refrigerator are made an uproar
The big problem of sound, statistical analysis are known: the big situation of noise focuses primarily upon night.It is relatively easy to understand, around daytime
When noisy environment level of noise is bigger, user is difficult to experience the noise for meeting national standard codes and standards;And ought in the dead of night or
When the other users of person need very quiet environment rest, even if the noise of very little, user can also experience clearly.
Based on this, is exploring always produce the refrigerator that level of noise is far below national standard in the industry, to improve user experience.
Existing technical solution is mostly using increase shock-absorbing foot pad, increases damping block, patch damping clay or increase the technologies such as sound-proof material
Means carry out isolation noise.The reduction degree of these right noise reduction schemes is very limited, and in actual production manufacturing process, when
After level of noise is reduced to certain level, then to continue to reduce and just will receive the limitation that cost obviously goes up.
Therefore it needs in the industry to provide and a kind of is applied to refrigerator noise reduction effect more preferably solution compared with the prior art.
Summary of the invention
The present invention is directed at least solve one of technical problem of the existing technology, for achieving the above object, this hair
Bright to provide a kind of low noise refrigerating system, specific design method is as follows.
A kind of low noise refrigerating system, including compressor and be sequentially connected to the compressor outlet condenser,
Throttling set;The low noise refrigerating system further includes cooling capacity storage chamber and the commutation for being connected to the throttling set outlet end
Valve has been arranged in parallel between the reversal valve and the compressor inlet and externally provides the first evaporator of cooling capacity and to described cold
It measures storage chamber and the second evaporator of cooling capacity is provided;The reversal valve, which has, is only connected to the throttling set and first evaporator
The first working position and be only connected to the second working position of the throttling set Yu second evaporator;The cooling capacity storage chamber
With the compressor operation and the reversal valve be in second working position when collect produced by second evaporator
The cold-storage working condition of cooling capacity and when the reversal valve is in first working position to the condenser transfer collected by
Cooling capacity releases cold working condition.
Further, the low noise refrigerating system also has heat pipe, and the cooling capacity storage chamber is in described and releases cold work shape
When state, the heat pipe connects the cooling capacity storage chamber and the condenser so that the cooling capacity in the cooling capacity storage chamber is transferred to institute
State condenser.
Further, the low noise refrigerating system also has follows by the refrigerant of the cooling capacity storage chamber and the condenser
Endless tube road is connected with circulating pump in the medium circulation pipeline;When the cooling capacity storage chamber releases cold working condition described in, institute
Stating pump operating cycle drives refrigerant in the medium circulation pipeline to flow so that the cooling capacity in the cooling capacity storage chamber is transferred to institute
State condenser.
Further, first evaporator is air-cooled evaporator or directly cooling evaporator.
Further, there is cooling capacity storage medium in the cooling capacity storage chamber.
Further, second evaporator is directly cooling evaporator and is set to inside cooling capacity storage chamber.
Further, the throttling set is capillary.
Further, the reversal valve is solenoid electric valve.
The present invention also provides a kind of refrigerator, related refrigerator has refrigeration compartment, and the refrigerator configuration is just like above
The low noise refrigerating system, first evaporator is to the refrigeration compartment cooling supply.
Further, the refrigerator has the insulating foam layer being set to outside the refrigeration compartment, and the cooling capacity storage chamber is set
It is placed in the insulating foam layer.
Based on the structure of low noise refrigerating system provided by the present invention, in refrigerator operational process, in the first evaporator pair
Refrigeration for refrigerator compartment for cold clearance, reversal valve can switch to the second working position so that the second evaporator to cooling capacity storage chamber supply
It is cold;And when user needs relatively quiet environment, it can be cooled down condenser to realize by the cooling capacity that cooling capacity storage chamber is collected
Refrigerant decompression, to reduce refrigeration system indirectly to the operation power of compressor during refrigeration compartment cooling supply, operation power drop
Low vibration of compressor reduces, and so can effectively realize the effect of noise reduction.
Detailed description of the invention
Fig. 1 show the structural schematic diagram of refrigerator;
Fig. 2 show the first structural schematic diagram of low noise refrigerating system of the present invention;
Fig. 3 show second of structural schematic diagram of low noise refrigerating system of the present invention.
Specific embodiment
Hereinafter, the present invention will be described in detail with reference to various embodiments shown in the accompanying drawings, please refers to Fig. 1 to Fig. 3 institute
Show, is some better embodiments of the invention.
With reference to shown in Fig. 2, Fig. 3, low noise refrigerating system involved in this embodiment includes compressor 21 and successively
It is connected to condenser 22, the throttling set 23 of 21 outlet end of compressor.Specifically in the present embodiment, throttling set 23 is capillary
Pipe, in other embodiments of the invention, throttling set 23 can be the reducing pressure by regulating flow element of other forms, not make herein specifically
It enumerates.
In Fig. 2, embodiment illustrated in fig. 3, low noise refrigerating system further include cooling capacity storage chamber 20 and be connected to throttling dress
The reversal valve 24 of 23 outlet ends is set, is arranged in parallel between 21 input end of reversal valve 24 and compressor and externally provides the first of cooling capacity
Evaporator 25 and to cooling capacity storage chamber 20 provide cooling capacity the second evaporator 26, reversal valve 24 have only connection throttling set 23 with
First working position of the first evaporator 25 and the second working position for being only connected to throttling set 23 and the second evaporator 26.
With reference to shown in Fig. 2, Fig. 3, the outlet end of throttling set 23 is connected to the arrival end A of reversal valve 24, reversal valve 24
Two outlet ends B, C be respectively connected to the first evaporator 25 and the second evaporator 26.Involved reversal valve 24 in the present embodiment
When in the first working position, arrival end A is only connected to outlet end B;When reversal valve 24 is in the second working position, arrival end A
Only it is connected to outlet end C.It in the specific implementation process, is the intelligent control for being easy to implement reversal valve 24, reversal valve 24 is usually
Solenoid electric valve.
In the present invention, cooling capacity storage chamber 20 has to be received when compressor 21 is run and reversal valve 24 is in the second working position
Collect the second evaporator 26 to generate the cold-storage working condition of cooling capacity and shift institute to condenser 22 when compressor 21 is out of service
That collects cooling capacity releases cold working condition.
The present invention also provides a kind of refrigerators 100, refering to what is shown in Fig. 1, refrigerator 100 has refrigeration compartment, and are configured with Fig. 2
Or low noise refrigerating system shown in Fig. 3, wherein the first evaporator 25 is to refrigeration compartment cooling supply.Specifically in the present embodiment
In, refrigeration compartment includes freezing compartment 11 and refrigerator room 12, and the first evaporator 25 and the second evaporator 26 are all set in refrigeration
In the wall body of compartment.
More specifically, cooling capacity storage medium is preferably also filled in involved cooling capacity storage chamber 20 in the present invention;This
Outside, with reference to shown in Fig. 1, insulating foam layer 10, the storage of cooling capacity involved in the present invention are normally filled in the outer wall of refrigerator 100
Depositing chamber 20 can be embedded in insulating foam layer 10, and effective storage of cooling capacity so may be implemented.
Based on the structure of low noise refrigerating system provided by the present invention, in 100 operational process of refrigerator, in the first evaporator
25 pairs of refrigeration for refrigerator compartments for cold clearance, reversal valve 24 can switch to the second working position so that the second evaporator 26 stores up cooling capacity
Deposit 20 cooling supply of chamber;And when user needs relatively quiet environment, it can be by the cooling capacity that cooling capacity storage chamber 20 is collected to condenser
22 coolings are to realize that refrigerant is depressured, to reduce refrigeration system indirectly to the operation function of compressor 21 during refrigeration compartment cooling supply
Rate runs the under powered vibration of compressor 21 and reduces, so can effectively realize the effect of noise reduction.
Further, as shown in connection with fig. 2, in this present embodiment, low noise refrigerating system also has heat pipe 27, cooling capacity storage chamber
20 in when releasing cold working condition, and heat pipe 27 connects cooling capacity storage chamber 20 and condenser 22 with by the cooling capacity in cooling capacity storage chamber 20
It is transferred to condenser 22, to realize the decrease temperature and pressure of 22 inside refrigerant of condenser, and then realizes refrigeration system to refrigeration for refrigerator
The operation power of compressor 21 during compartment cooling supply.In specific implementation process, heat pipe 27 have connection cooling capacity storage chamber 20 with
The off-position connected between the operating position and disconnection cooling capacity storage chamber 20 and condenser 22 of condenser 22.In this implementation
In example, in the environment that user needs peace and quiet, heat pipe 27 enters operating position to realize in cooling capacity storage chamber 20 cooling capacity to cold
Condenser 22 shifts;And during cooling capacity storage chamber 20 collects cooling capacity, heat pipe 27 enters off-position to separate cooling capacity storage
Deposit the transmitting of cooling capacity between chamber 20 and condenser 22.
As shown in connection with fig. 3, in this present embodiment, it is with the structure difference of low noise refrigerating system shown in Fig. 2: adopts
Heat pipe 27 is replaced with medium circulation pipeline 28, flowing refrigerant, medium circulation pipeline 28 are wherein stored in medium circulation pipeline 28
By cooling capacity storage chamber 20 and condenser 22 and it is connected with circulating pump 280.When cooling capacity storage chamber 20 is in and releases cold working condition,
Refrigerant flowing is in the operation driving medium circulation pipeline 28 of circulating pump 280 to be transferred to condenser for the cooling capacity in cooling capacity storage chamber 20
22, to realize the decrease temperature and pressure of 22 inside refrigerant of condenser, and then realize refrigeration system to refrigeration for refrigerator compartment cooling supply process
The operation power of middle compressor 21.
It can also realize that the cooling capacity in cooling capacity storage chamber 20 is transferred to condenser 22 using other way in the present invention, in turn
Refrigeration system is reduced indirectly, and reduction refrigeration system operation is realized to the operation power of compressor 21 during refrigeration compartment cooling supply
The effect of noise, does not enumerate specifically herein.
In addition, in the present invention, the first evaporator 25 can be directly cooling evaporator, it is also possible to air-cooled evaporator;
When the first evaporator 25 is air-cooled evaporator, low noise refrigerating system, which also has, drives the flowing of 25 cooling capacity of the first evaporator
Blower (not shown).Second evaporator 26 is directly cooling evaporator and is set to inside cooling capacity storage chamber 20.
It should be appreciated that although this specification is described in terms of embodiments, but not each embodiment only includes one
A independent technical solution, this description of the specification is merely for the sake of clarity, and those skilled in the art should will say
As a whole, the technical solution in each embodiment may also be suitably combined to form those skilled in the art can for bright book
With the other embodiments of understanding.
The series of detailed descriptions listed above only for feasible embodiment of the invention specifically
Protection scope bright, that they are not intended to limit the invention, it is all without departing from equivalent implementations made by technical spirit of the present invention
Or change should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of low noise refrigerating system including compressor and is sequentially connected to the condenser of the compressor outlet, saves
Flow device;It is characterized in that, the low noise refrigerating system further includes cooling capacity storage chamber and is connected to the throttling set and goes out
The reversal valve at mouth end, has been arranged in parallel between the reversal valve and the compressor inlet and externally provides the first evaporator of cooling capacity
And the second evaporator of cooling capacity is provided to the cooling capacity storage chamber;The reversal valve have only be connected to the throttling set with it is described
First working position of the first evaporator and the second working position for being only connected to the throttling set Yu second evaporator;It is described
Cooling capacity storage chamber, which has, collects second steaming when the compressor is run and the reversal valve is in second working position
Send out the cold-storage working condition of cooling capacity produced by device and when the reversal valve is in first working position to the condenser
That shifts collected cooling capacity releases cold working condition.
2. low noise refrigerating system according to claim 1, which is characterized in that the low noise refrigerating system also has heat
Pipe, when the cooling capacity storage chamber releases cold working condition described in, the heat pipe connects the cooling capacity storage chamber and the condensation
Device is to be transferred to the condenser for the cooling capacity in the cooling capacity storage chamber.
3. low noise refrigerating system according to claim 1, which is characterized in that the low noise refrigerating system also has warp
The medium circulation pipeline of the cooling capacity storage chamber and the condenser is crossed, is connected with circulating pump in the medium circulation pipeline;Institute
It states cooling capacity storage chamber and is in described when releasing cold working condition, the pump operating cycle drives refrigerant stream in the medium circulation pipeline
It moves so that the cooling capacity in the cooling capacity storage chamber is transferred to the condenser.
4. low noise refrigerating system according to claim 1 to 3, which is characterized in that first evaporator is
Air-cooled evaporator or directly cooling evaporator.
5. low noise refrigerating system according to claim 1 to 3, which is characterized in that in the cooling capacity storage chamber
With cooling capacity storage medium.
6. low noise refrigerating system according to claim 1 to 3, which is characterized in that second evaporator is
It directly cooling evaporator and is set to inside cooling capacity storage chamber.
7. low noise refrigerating system according to claim 1 to 3, which is characterized in that the throttling set is hair
Tubule.
8. low noise refrigerating system according to claim 1 to 3, which is characterized in that the reversal valve is electromagnetism
Control valve.
9. a kind of refrigerator, the refrigerator has refrigeration compartment, which is characterized in that the refrigerator configuration is appointed just like claim 1-8
Low noise refrigerating system described in meaning one, first evaporator is to the refrigeration compartment cooling supply.
10. refrigerator according to claim 1 to 3, which is characterized in that the refrigerator, which has, is set to the system
Cold outdoor insulating foam layer, the cooling capacity storage chamber are set in the insulating foam layer.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811259496.9A CN109579334A (en) | 2018-10-26 | 2018-10-26 | Low noise refrigerating system and refrigerator with the system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201811259496.9A CN109579334A (en) | 2018-10-26 | 2018-10-26 | Low noise refrigerating system and refrigerator with the system |
Publications (1)
Publication Number | Publication Date |
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CN109579334A true CN109579334A (en) | 2019-04-05 |
Family
ID=65920673
Family Applications (1)
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CN201811259496.9A Pending CN109579334A (en) | 2018-10-26 | 2018-10-26 | Low noise refrigerating system and refrigerator with the system |
Country Status (1)
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CN (1) | CN109579334A (en) |
Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0156702A1 (en) * | 1984-03-06 | 1985-10-02 | Bonnet Refrigeration | Installation producing cold by means of accumulating and de-accumulating the output of a motor compressor |
US4843831A (en) * | 1987-02-27 | 1989-07-04 | Kabushiki Kaisha Toshiba | Refrigerator control system |
CN2497254Y (en) * | 2001-08-30 | 2002-06-26 | 广东科龙电器股份有限公司 | Time-sharing operation refrigerator |
CN1382949A (en) * | 2001-03-21 | 2002-12-04 | 广东科龙电器股份有限公司 | Refrigerator and its control method |
CN200940975Y (en) * | 2006-09-15 | 2007-08-29 | 深圳市艾斯兰德冷机制造有限公司 | Low noise refrigerating system |
CN201159549Y (en) * | 2007-12-26 | 2008-12-03 | 海信科龙电器股份有限公司 | Refrigeration system of novel frost-free refrigerator |
CN202371919U (en) * | 2011-12-23 | 2012-08-08 | 珠海格力电器股份有限公司 | Air conditioner |
CN103017428A (en) * | 2013-01-10 | 2013-04-03 | 合肥美的荣事达电冰箱有限公司 | Refrigerator and refrigerating system thereof |
CN204027133U (en) * | 2014-06-25 | 2014-12-17 | 中韩科技有限公司 | A kind of side-by-side combination refrigerator with air-cooled and direct-cooled dual system |
CN104406317A (en) * | 2014-11-28 | 2015-03-11 | 合肥华凌股份有限公司 | Refrigeration system for refrigerator and refrigerator thereof |
CN106352580A (en) * | 2015-07-16 | 2017-01-25 | 惠而浦股份有限公司 | Refrigeration system including evaporators associated in parallel |
CN106662388A (en) * | 2014-07-21 | 2017-05-10 | Lg电子株式会社 | Refrigerator and control method thereof |
-
2018
- 2018-10-26 CN CN201811259496.9A patent/CN109579334A/en active Pending
Patent Citations (12)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP0156702A1 (en) * | 1984-03-06 | 1985-10-02 | Bonnet Refrigeration | Installation producing cold by means of accumulating and de-accumulating the output of a motor compressor |
US4843831A (en) * | 1987-02-27 | 1989-07-04 | Kabushiki Kaisha Toshiba | Refrigerator control system |
CN1382949A (en) * | 2001-03-21 | 2002-12-04 | 广东科龙电器股份有限公司 | Refrigerator and its control method |
CN2497254Y (en) * | 2001-08-30 | 2002-06-26 | 广东科龙电器股份有限公司 | Time-sharing operation refrigerator |
CN200940975Y (en) * | 2006-09-15 | 2007-08-29 | 深圳市艾斯兰德冷机制造有限公司 | Low noise refrigerating system |
CN201159549Y (en) * | 2007-12-26 | 2008-12-03 | 海信科龙电器股份有限公司 | Refrigeration system of novel frost-free refrigerator |
CN202371919U (en) * | 2011-12-23 | 2012-08-08 | 珠海格力电器股份有限公司 | Air conditioner |
CN103017428A (en) * | 2013-01-10 | 2013-04-03 | 合肥美的荣事达电冰箱有限公司 | Refrigerator and refrigerating system thereof |
CN204027133U (en) * | 2014-06-25 | 2014-12-17 | 中韩科技有限公司 | A kind of side-by-side combination refrigerator with air-cooled and direct-cooled dual system |
CN106662388A (en) * | 2014-07-21 | 2017-05-10 | Lg电子株式会社 | Refrigerator and control method thereof |
CN104406317A (en) * | 2014-11-28 | 2015-03-11 | 合肥华凌股份有限公司 | Refrigeration system for refrigerator and refrigerator thereof |
CN106352580A (en) * | 2015-07-16 | 2017-01-25 | 惠而浦股份有限公司 | Refrigeration system including evaporators associated in parallel |
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Application publication date: 20190405 |
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