CN104676988A - Refrigerating system for refrigerator and control method thereof - Google Patents
Refrigerating system for refrigerator and control method thereof Download PDFInfo
- Publication number
- CN104676988A CN104676988A CN201510092026.8A CN201510092026A CN104676988A CN 104676988 A CN104676988 A CN 104676988A CN 201510092026 A CN201510092026 A CN 201510092026A CN 104676988 A CN104676988 A CN 104676988A
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- CN
- China
- Prior art keywords
- capillary
- condenser
- refrigerator
- filter
- compressor
- 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.)
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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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B41/00—Fluid-circulation arrangements
- F25B41/30—Expansion means; Dispositions thereof
- F25B41/37—Capillary tubes
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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
- F25B41/00—Fluid-circulation arrangements
- F25B41/20—Disposition of valves, e.g. of on-off valves or flow control valves
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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
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2600/00—Control issues
- F25B2600/02—Compressor control
- F25B2600/025—Compressor control by controlling speed
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention discloses a refrigerating system for a refrigerator and a control method of the refrigerating system, and belongs to the field of household appliances. The refrigerating system and the control method are designed by solving the problems that the electricity consumption of the existing refrigerator is higher, the operation in not intelligent, and the like. The refrigerating system for the refrigerator comprises an evaporator, a compressor, a condenser and a filter in sequential connection, and also comprises a capillary pipe assembly and a temperature sensor, the capillary pipe assembly is connected between the evaporator and the filter and is used for regulating the rotating speed of the compressor, the temperature sensor is used for detecting the external environment temperature, the capillary pipe assembly comprises at least two capillary pipes, one end of each capillary pipe is connected with the evaporator, the other end of each capillary pipe is controlled by a control valve, and the control valve is connected with the filter, and is used for controlling the opening of different capillary pipes according to the external environment temperature value change detected by the temperature sensor. The invention also discloses the control method of the refrigerating system. The refrigerating system for the refrigerator has the advantages that the operation work condition of the refrigerator can be intelligently regulated according to the environment temperature, the energy consumption is reduced to the minimum, and the practical benefits are provided for a user.
Description
Technical field
The present invention relates to household appliance technical field, be specifically related to the control method of a kind of refrigerator refrigeration system and this refrigeration system.
Background technology
Along with new national standard is about to formal issue, new national standard also will be stricter to the regulation of power consumption.Past is the power consumption of test refrigerator at environment temperature 25 DEG C only, the following power consumption also needing test environment temperature 16 DEG C and environment temperature 32 DEG C, thus realize data that refrigerator tests in laboratory compare with the data recorded in user family closer to, more meet the service condition of refrigerator reality.
Refrigerator enterprise need test the power consumption at varying environment temperature, and according to the actual service condition of environment temperature throughout the year and the north, south subscriber household, refrigerator refrigeration system is optimized, thus meets power consumption laminating user user demand, power consumption is dropped to minimum and more energy-conservation.
Summary of the invention
An object of the present invention is to propose a kind of refrigerator refrigeration system that can reduce refrigerator power consumption.
Another object of the present invention is the control method proposing a kind of power consumption that refrigerator is marked refrigeration system consistent with the actual power consumption used of user.
For reaching this object, on the one hand, the present invention is by the following technical solutions:
A kind of refrigerator refrigeration system, comprise the evaporimeter connected successively, compressor, condenser and filter, also be included in the capillary module for adjusting described compressor rotary speed be connected between described evaporimeter with described filter, and for detecting the temperature sensor of ambient temperature, wherein, described capillary module comprises one end and is connected with described evaporimeter, be connected in parallel at least two capillaries that the other end is controlled by control valve, described control valve is connected with described filter, the change that described control valve is used for the ambient temperature value detected according to described temperature sensor controls to open different capillaries.
As a preferred version of the present invention, described capillary module comprises the first capillary, the second capillary and three capillary.
As a preferred version of the present invention, described control valve is motor-driven valve.
Further, condenser is connected with between described compressor and described filter.
Further, be connected with in turn between described compressor and described filter and flood condenser, the first condenser, freezing anti-condensation pipes, the second condenser and alternating temperature anti-condensation pipes.
On the other hand, the present invention is by the following technical solutions:
A control method for above-mentioned refrigeration system, described method is that the change of the ambient temperature value that control valve detects according to temperature sensor controls to open different capillaries.
Further, described method comprises the steps:
Step 1, cold-producing medium flow out from compressor, become the gas of cryogenic high pressure, pass through metre filter through dipping condenser, the first condenser, freezing anti-condensation pipes, the second condenser, alternating temperature anti-condensation pipes;
Step 2, temperature sensor detect ambient temperature value;
The change of the ambient temperature value that step 3, described control valve detect according to temperature sensor described in step 2 controls to open different capillaries
Step 4, described compressor carry out adjustment of rotational speed according to the different described capillary opened in step 3.
Refrigerator refrigeration system of the present invention is connected with motor-driven valve and three capillaries between evaporimeter and filter, the capillary under relevant temperature opened by motor-driven valve according to the ambient temperature that temperature sensor detects, compressor is according to the capillary transferring turn over speed of opening, the refrigerator thus with this refrigeration system can the operating condition of the environmentally adjustment refrigerator of temperature intelligent, energy consumption is dropped to minimum, for user provides out and out material benefit.
The control method of inventive refrigeration system is more fitted the actual service condition of user to refrigerator, and the power consumption that refrigerator is marked is consistent with the actual power consumption used of user, fully makes the power consumption of refrigerator drop to minimum.
Accompanying drawing explanation
Fig. 1 is the structural representation of the refrigeration system that the preferred embodiment of the present invention one provides.
Be labeled as in figure:
1, compressor; 2, condenser is flooded; 3, the first condenser; 4, freezing anti-condensation pipes; 5, the second condenser; 6, alternating temperature anti-condensation pipes; 7, filter; 8, motor-driven valve; 91, the first capillary; 92, the second capillary; 93, three capillary; 10, evaporimeter.
Detailed description of the invention
Technical scheme of the present invention is further illustrated by detailed description of the invention below in conjunction with accompanying drawing.
Preferred embodiment one:
Fig. 1 is the structural representation of the refrigerator refrigeration system that this preferred embodiment provides.This refrigerator comprises the evaporimeter 10 connected successively by refrigeration system, compressor 1, condenser and filter 7, also be included in the capillary module for adjusting compressor 1 rotating speed be connected between evaporimeter 10 with filter 7, and for detecting the temperature sensor of ambient temperature, wherein, capillary module comprises one end and is connected with evaporimeter 10, be connected in parallel at least two capillaries that the other end is controlled by control valve, control valve is connected with filter 7, the change that control valve is used for the ambient temperature value detected according to temperature sensor controls to open different capillaries.
Concrete, capillary module comprises the first capillary 91 be connected with evaporimeter 10 respectively, second capillary 92 and three capillary 93, in the present embodiment, first capillary 91 is 32 DEG C of capillaries, second capillary 92 is 25 DEG C of capillaries, three capillary 93 is 16 DEG C of capillaries, capillary at these three temperature is determined according to the actual service condition of environment temperature and the north, south subscriber household throughout the year, on the one hand, in order to the actual service condition of user to refrigerator of more fitting, the power consumption that refrigerator is marked is consistent with the actual power consumption used of user, on the other hand, the refrigerator with this refrigeration system can environmentally temperature, and the operating condition of the adjustment refrigerator of intelligence, drops to minimum by energy consumption.
In the present embodiment, control valve is motor-driven valve 8, and one end of this motor-driven valve 8 is connected with filter 7, and the other end is connected with 32 DEG C of capillaries, 25 DEG C of capillaries and 16 DEG C of capillaries respectively.In addition, be connected with in turn and flood condenser 2, first condenser 3, freezing anti-condensation pipes 4, second condenser 5 and alternating temperature anti-condensation pipes 6 between compressor 1 and filter 7, wherein, compressor 1 is frequency-changeable compressor.
The control method of refrigeration system is that the change of the ambient temperature value that motor-driven valve 8 detects according to temperature sensor controls to open different capillaries.
Concrete, the method comprises the steps:
Step 1, cold-producing medium flow out from compressor 1, become the gas of cryogenic high pressure, filtered by filter 7 through dipping condenser 2, first condenser 3, freezing anti-condensation pipes 4, second condenser 5, alternating temperature anti-condensation pipes 6;
Step 2, temperature sensor detect ambient temperature value, and the temperature detected is divided into 3 temperature ranges, corresponds respectively to 32 DEG C of capillaries, 25 DEG C of capillaries and 16 DEG C of capillaries;
The change of the ambient temperature value that step 3, motor-driven valve 8 detect according to temperature sensor in step 2 controls to open different capillaries, and during as being greater than 35 DEG C when environment temperature, motor-driven valve 8 just opens 32 DEG C of capillaries; When environment temperature is greater than 20 DEG C and is less than 35 DEG C, motor-driven valve 8 just opens 25 DEG C of capillaries; When environment temperature is less than 20 DEG C, motor-driven valve 8 just opens 16 DEG C of capillaries.
Step 4, compressor 1 carry out adjustment of rotational speed according to the different capillary opened in step 3, and as when 32 DEG C of capillaries are opened, frequency-changeable compressor rotating speed carries out the adjustment with this Temperature Matching.
Preferred embodiment two:
This preferred embodiment provides a kind of refrigerator refrigeration system, and its structure is substantially identical with preferred embodiment one.This refrigerator comprises the evaporimeter, compressor, condenser and the filter that connect successively by refrigeration system, also be included in be connected between evaporimeter with filter for adjusting the capillary module of compressor rotary speed and the temperature sensor for detecting ambient temperature, wherein, capillary module comprises one end and is connected with evaporimeter, be connected in parallel at least two capillaries that the other end is controlled by control valve, control valve is connected with filter, and the change that control valve is used for the ambient temperature value detected according to temperature sensor controls to open different capillaries.
Difference is: capillary is not limited to the capillary under said temperature, the capillary of other temperature can also be set according to the actual requirements, the quantity of capillary is also not limited to three, can also greater number be set, the operating condition of the adjustment refrigerator of environmentally temperature intelligent can be met; Control valve can also be the valve with the other types controlling capillary open function.
Control method is also substantially identical with preferred embodiment one, difference part is, when the ambient temperature value that temperature sensor detects and corresponding capillary temperature close to time, also can open this capillary, thus make the refrigeration system Range of measuring temp of this refrigerator more extensively, system is more intelligent.
It is more than the embodiment provided by reference to the accompanying drawings; only realize preferred version of the present invention to be not intended to limit; anyly the specific embodiment of the present invention is modified or equivalent replacement is carried out to portion of techniques feature; and do not depart from the spirit of technical solution of the present invention, all should be encompassed in request of the present invention protection technical scheme scope in the middle of.Protection scope of the present invention also comprises those skilled in the art and does not pay the thinkable any alternate embodiments of creative work.
Claims (7)
1. a refrigerator refrigeration system, comprise the evaporimeter (10), compressor (1), condenser and the filter (7) that connect successively, it is characterized in that, also be included in be connected between described evaporimeter (10) with described filter (7) for adjusting the capillary module of described compressor (1) rotating speed and the temperature sensor for detecting ambient temperature, wherein
Described capillary module comprises one end and is connected with described evaporimeter (10), be connected in parallel at least two capillaries that the other end is controlled by control valve, described control valve is connected with described filter (7), and the change that described control valve is used for the ambient temperature value detected according to described temperature sensor controls to open different capillaries.
2. a kind of refrigerator refrigeration system according to claim 1, is characterized in that, described capillary module comprises the first capillary (91), the second capillary (92) and three capillary (93).
3. a kind of refrigerator refrigeration system according to claim 2, is characterized in that, described control valve is motor-driven valve (8).
4. a kind of refrigerator refrigeration system according to claim 3, is characterized in that, is connected with condenser between described compressor (1) and described filter (7).
5. a kind of refrigerator refrigeration system according to claim 4, it is characterized in that, be connected with in turn between described compressor (1) and described filter (7) and flood condenser (2), the first condenser (3), freezing anti-condensation pipes (4), the second condenser (5) and alternating temperature anti-condensation pipes (6).
6. a control method for the refrigeration system as described in as arbitrary in claim 1 to 5, is characterized in that, described method is that the change of the ambient temperature value that control valve detects according to temperature sensor controls to open different capillaries.
7. the control method of a kind of refrigeration system according to claim 6, is characterized in that, described method comprises the steps:
Step 1, cold-producing medium flow out from compressor (1), become the gas of cryogenic high pressure through dipping condenser (2), the first condenser (3), freezing anti-condensation pipes (4), the second condenser (5), alternating temperature anti-condensation pipes (6), filtered by filter (7);
Step 2, temperature sensor detect ambient temperature value;
The change of the ambient temperature value that step 3, described control valve detect according to temperature sensor described in step 2 controls to open different capillaries;
Step 4, described compressor (1) carry out adjustment of rotational speed according to the different described capillary opened in step 3.
Priority Applications (1)
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CN201510092026.8A CN104676988A (en) | 2015-02-28 | 2015-02-28 | Refrigerating system for refrigerator and control method thereof |
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CN201510092026.8A CN104676988A (en) | 2015-02-28 | 2015-02-28 | Refrigerating system for refrigerator and control method thereof |
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CN201510092026.8A Pending CN104676988A (en) | 2015-02-28 | 2015-02-28 | Refrigerating system for refrigerator and control method thereof |
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Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105423586A (en) * | 2015-12-22 | 2016-03-23 | 青岛海尔股份有限公司 | Refrigerating system, refrigerator and control method of refrigerating system |
CN108507244A (en) * | 2017-11-17 | 2018-09-07 | 中科美菱低温科技股份有限公司 | A kind of Wind-cooling type refrigerating box intelligent defrosting mechanism |
CN111878963A (en) * | 2020-07-21 | 2020-11-03 | 宁波奥克斯电气股份有限公司 | Capillary tube control method and device of air conditioner, air conditioner and storage medium |
CN114608224A (en) * | 2022-03-08 | 2022-06-10 | 长虹美菱股份有限公司 | Electric valve-based circulating refrigeration system and control method thereof |
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CN202304238U (en) * | 2011-09-13 | 2012-07-04 | 合肥美菱股份有限公司 | Multi-capillary combination and single-evaporator frequency conversion air-cooled frostless refrigerator |
CN204128235U (en) * | 2014-04-25 | 2015-01-28 | 合肥晶弘电器有限公司 | A kind of refrigeration system and refrigerator |
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JP2001263902A (en) * | 2000-03-21 | 2001-09-26 | Toshiba Corp | Refrigerator |
CN2909117Y (en) * | 2006-05-12 | 2007-06-06 | 苏州三星电子有限公司 | Step-by-step temp. control refrigerator |
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Cited By (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105423586A (en) * | 2015-12-22 | 2016-03-23 | 青岛海尔股份有限公司 | Refrigerating system, refrigerator and control method of refrigerating system |
CN108507244A (en) * | 2017-11-17 | 2018-09-07 | 中科美菱低温科技股份有限公司 | A kind of Wind-cooling type refrigerating box intelligent defrosting mechanism |
CN111878963A (en) * | 2020-07-21 | 2020-11-03 | 宁波奥克斯电气股份有限公司 | Capillary tube control method and device of air conditioner, air conditioner and storage medium |
CN111878963B (en) * | 2020-07-21 | 2022-03-08 | 宁波奥克斯电气股份有限公司 | Capillary tube control method and device of air conditioner, air conditioner and storage medium |
CN114608224A (en) * | 2022-03-08 | 2022-06-10 | 长虹美菱股份有限公司 | Electric valve-based circulating refrigeration system and control method thereof |
CN114608224B (en) * | 2022-03-08 | 2024-04-12 | 长虹美菱股份有限公司 | Circulation refrigerating system based on electric valve and control method thereof |
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