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CN104501483A - Refrigerant migration system, refrigerating system and air conditioner - Google Patents

Refrigerant migration system, refrigerating system and air conditioner Download PDF

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Publication number
CN104501483A
CN104501483A CN201410843371.6A CN201410843371A CN104501483A CN 104501483 A CN104501483 A CN 104501483A CN 201410843371 A CN201410843371 A CN 201410843371A CN 104501483 A CN104501483 A CN 104501483A
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CN
China
Prior art keywords
refrigerant
equipment
injector
migrated
liquid
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Granted
Application number
CN201410843371.6A
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Chinese (zh)
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CN104501483B (en
Inventor
许浩
张仕强
熊建国
余凯
代文杰
张恒
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Gree Electric Appliances Inc of Zhuhai
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Gree Electric Appliances Inc of Zhuhai
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Priority to CN201410843371.6A priority Critical patent/CN104501483B/en
Publication of CN104501483A publication Critical patent/CN104501483A/en
Application granted granted Critical
Publication of CN104501483B publication Critical patent/CN104501483B/en
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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B41/00Fluid-circulation arrangements
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F25REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
    • F25BREFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
    • F25B49/00Arrangement or mounting of control or safety devices
    • F25B49/02Arrangement or mounting of control or safety devices for compression type machines, plants or systems

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Jet Pumps And Other Pumps (AREA)

Abstract

The invention discloses a refrigerant migration system, a refrigeration system and an air conditioner, relates to the field of household appliances, and aims to improve the running safety of the air conditioner and similar systems. The refrigerant migration system comprises refrigerant equipment to be migrated, high-pressure gas output equipment and an ejector, wherein a gas inlet of the ejector is communicated with the high-pressure gas output equipment, and a liquid inlet of the ejector is communicated with the refrigerant equipment to be migrated. The gas output by the high-pressure gas output equipment can eject the liquid refrigerant in the refrigerant equipment to be migrated through an ejection outlet of the ejector. The refrigerant migration system can rapidly migrate the liquid refrigerant accumulated at low pressure in the system through the control of the ejector, and improves the operation effectiveness and safety of the system.

Description

Refrigerant migration system, refrigeration system and air-conditioning
Technical field
The present invention relates to household appliance technical field, be specifically related to a kind of refrigerant migration system, refrigeration system and air-conditioning.
Background technology
The refrigeration system of existing air-conditioning is made up of compressor, high temperature heat source heat exchanger, throttle part and low-temperature heat source heat exchanger.High temperature heat source heat exchanger, low-temperature heat source heat exchanger can be outdoor heat exchanger, indoor heat exchanger.Under certain operating conditions, the above-mentioned refrigeration system of air-conditioning can ensure the security that whole air-conditioning system is run and validity.But after air-conditioning is shut down for a long time; when low-temperature heating starts or heats startup after defrost, owing to storing a large amount of liquid refrigerants in outdoor heat exchanger, during compressor start; in vapour liquid separator, pressure reduces rapidly, and the liquid refrigerants in outdoor heat exchanger pours in vapour liquid separator.When refrigeration system is run, the liquid refrigerants in low-pressure steam liquid/gas separator too much can cause compressor Wet Compression, shortens the compressor life-span, and the security that air-conditioning system is run declines.
The refrigeration system of another kind of air-conditioning, on the basis of compressor, high temperature heat source heat exchanger, throttle part and low-temperature heat source heat exchanger, adds refrigerant adjustment tank, to adjust the liquid refrigerants amount in whole system.For this refrigeration system, under certain operating conditions, the security that whole air-conditioning system is run and validity can be ensured, but when service condition exceedes certain limit, because systemic circulation coolant quantity regulating power is limited, thus the reliability service of system cannot be ensured, particularly limited to the liquid refrigerants amount control action of low-pressure side.When refrigeration system is run, low-pressure steam liquid/gas separator liquid refrigerants too much can cause compressor Wet Compression, shortens the compressor life-span.Refrigeration system increases refrigerant adjustment tank and realizes the control of system refrigerant, but refrigerant adjustment tank only can be shunted the refrigerant in liquid pipe, can not directly reclaim liquid refrigerants in vapour liquid separator, when refrigeration system is run, compressor still there will be Wet Compression phenomenon, shorten the life-span of compressor, and the security that air-conditioning system is run declines.
Summary of the invention
One of them object of the present invention proposes a kind of refrigerant migration system, refrigeration system and air-conditioning, in order to improve the security of air-conditioning and similar system operation.
For achieving the above object, the invention provides following technical scheme:
The invention provides a kind of refrigerant migration system, comprise refrigerant equipment to be migrated, gases at high pressure output equipment and injector, the gas access of described injector is communicated with described gases at high pressure output equipment, and the liquid inlet of described injector is communicated with described refrigerant equipment to be migrated;
Wherein, the jet exit of the liquid refrigerants in described refrigerant equipment to be migrated via described injector can spray by the gas that described gases at high pressure output equipment exports.
Refrigerant migration system as above, preferably, the internal diameter of the gas access of described injector is less than the internal diameter of the gas outlet duct of described gases at high pressure output equipment.
Refrigerant migration system as above, preferably, refrigerant migration system also comprises refrigerant receiving equipment, and the jet exit of described injector is communicated with described refrigerant receiving equipment;
Wherein, via described injector, the liquid refrigerants in described refrigerant equipment to be migrated can be migrated to described refrigerant receiving equipment by the gas that described gases at high pressure output equipment exports.
Refrigerant migration system as above, preferably, refrigerant migration system also comprises gas control valve, liquid control valve and injection control valve;
Described gas control valve is arranged between described gases at high pressure output equipment and the gas access of described injector, described liquid control valve is arranged between described refrigerant equipment to be migrated and the liquid inlet of described injector, and described injection control valve is arranged between the jet exit of described injector and described refrigerant receiving equipment.
Refrigerant migration system as above, preferably, described gas control valve, described liquid control valve and described injection control valve are all magnetic valve.
Refrigerant migration system as above, preferably, described refrigerant equipment to be migrated is gas-liquid separator.
Refrigerant migration system as above, preferably, described refrigerant receiving equipment is outdoor heat exchanger or refrigerant storage tank.
Refrigerant migration system as above, preferably, described gases at high pressure output equipment is compressor.
The present invention also provides a kind of refrigeration system, and it comprises the refrigerant migration system that the arbitrary technical scheme of the present invention provides.
The present invention reoffers a kind of air-conditioning, and it comprises the refrigeration system that the arbitrary technical scheme of the present invention provides.
Based on technique scheme, the embodiment of the present invention at least can produce following technique effect:
Technique scheme, utilize the ejector action migration low-pressure liquid refrigerant of injector, low-pressure liquid refrigerant comprises system any position low-pressure liquid refrigerants such as gas-liquid separator, low pressure line, heat exchanger.If refrigeration system is owing to there being multiple throttle part, system pressure is divided into multiple barometric gradients such as high pressure, middle pressure, low pressure, and technique scheme can realize all the other any pressure liquid refrigerant migrations except high pressure.
When needing to move liquid refrigerants unnecessary in refrigerant equipment to be migrated, by injector and the path conducting between refrigerant equipment to be migrated and gases at high pressure output equipment.The gas access of knowing from experience via injector due to the high pressure gas of gases at high pressure output equipment output enters into injector, and form negative pressure region in the nozzle edge region of injector, this negative pressure makes the liquid refrigerants in the refrigerant equipment to be migrated be communicated with the liquid inlet of injector be inhaled in injector, then the jet exit via injector is ejected, and realizes the migration of unnecessary liquid refrigerants in refrigerant equipment to be migrated with this.Visible, above-mentioned refrigerant migration system, by the control of injector, can the liquid refrigerants that gathers of migratory system mesolow rapidly, improve validity and the security of system cloud gray model.
Accompanying drawing explanation
Accompanying drawing described herein is used to provide a further understanding of the present invention, and form a application's part, schematic description and description of the present invention, for explaining the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
The principle schematic of the refrigerant migration system that Fig. 1 provides for one embodiment of the invention;
Fig. 2 is the structural representation of injector in Fig. 1;
The principle schematic of the refrigeration system that Fig. 3 provides for another embodiment of the present invention;
The principle schematic of the refrigeration system that Fig. 4 provides for further embodiment of this invention.
Reference numeral:
1, refrigerant equipment to be migrated; 2, gases at high pressure output equipment; 3, injector;
4, refrigerant receiving equipment; 5, gas control valve; 6, liquid control valve;
7, injection control valve; 8, oil eliminator; 9, system high pressure;
10, cross valve; 11, indoor heat exchanger; 12, indoor throttle part;
13, electric expansion valve is heated; 14, system low-voltage; 15, outdoor heat exchanger;
16, choke valve; 17, high-pressure air pipe; 18, liquid pipe;
19, low pressure gas pipe; 20, capillary; 31, nozzle;
32, room is entrainmented; 33, straight length is mixed; 34, diffuser;
35, gas access; 36, liquid inlet; 37, jet exit.
Detailed description of the invention
Below in conjunction with the elaboration that Fig. 1 ~ Fig. 4 carries out specifically to technical scheme provided by the invention, arbitrary technological means provided by the invention is carried out replace or all should within protection scope of the present invention by the technical scheme that two or more technological means or technical characteristic carry out mutually combining and obtain provided by the invention arbitrarily.
See Fig. 1 and Fig. 2, one embodiment of the invention provides a kind of refrigerant migration system, comprise refrigerant equipment 1 to be migrated, gases at high pressure output equipment 2 and injector 3, the gas access 35 of injector 3 is communicated with gases at high pressure output equipment 2, and the liquid inlet 36 of injector 3 is communicated with refrigerant equipment 1 to be migrated.Wherein, the jet exit 37 of the liquid refrigerants in refrigerant equipment 1 to be migrated via injector 3 can spray by the gas that gases at high pressure output equipment 2 exports.
Above-mentioned refrigerant migration system, realizes the migration of liquid refrigerants in refrigerant equipment 1 to be migrated by gases at high pressure output equipment 2, injector 3.
Herein, the concrete structure of injector 3 is first introduced.
See Fig. 2, injector 3 comprises nozzle 31, entrainments room 32, mixes straight length 33 and diffuser 34.The centerline collineation of nozzle 31, mixing straight length 33 and diffuser 34.The entrance of nozzle 31 is as the gas access 35 of injector 3, and the outlet of nozzle 31 extend into the cavity inside entrainmenting room 32.Entrainment room 32 except having cavity, also have the entrance and exit with cavity connects, wherein, entrainment the liquid inlet 36 of entrance as injector 3 of room 32, the outlet of entrainmenting room 32 is communicated with one end of mixing straight length 33.The other end of mixing straight length 33 is communicated with one end of diffuser 34, and the other end of diffuser 34 is as the jet exit 37 of injector 3.
Refrigerant equipment 1 to be migrated can be any parts needing to be moved out by unnecessary liquid refrigerants such as gas-liquid separator, low pressure line, heat exchanger, and low-pressure liquid refrigerant comprises the low-pressure liquid refrigerant of any positions of system such as gas-liquid separator, low pressure line, heat exchanger.
To be applied in the refrigeration system of air-conditioning by above-mentioned refrigerant migration system, gases at high pressure output equipment 2 can be the parts such as compressor, pressure duct.If refrigeration system is owing to there being multiple throttle part, system pressure is divided into multiple barometric gradients such as high pressure, middle pressure, low pressure, and technique scheme can realize all the other any pressure liquid refrigerant migrations except high pressure.
Herein, the ejector action of injector 3 is utilized to move low-pressure liquid refrigerant unnecessary in refrigerant equipment 1 to be migrated.Gases at high pressure output equipment 2 is for providing gases at high pressure, high pressure is herein for the pressure in refrigerant equipment 1 to be migrated, as long as the gas pressure that gases at high pressure output equipment 2 can provide enough makes the liquid refrigerants in refrigerant equipment 1 to be migrated move.
Further, see Fig. 1, refrigerant migration system also comprises refrigerant receiving equipment 4, and the jet exit 37 of injector 3 is communicated with refrigerant receiving equipment 4.Wherein, via injector 3, the liquid refrigerants in refrigerant equipment 1 to be migrated can be migrated to refrigerant receiving equipment 4 by the gas that gases at high pressure output equipment 2 exports.Refrigerant receiving equipment 4 can for for storing or the equipment of evaporated liquid refrigerant.
Refrigerant receiving equipment 4 can be the equipment of the storage of any needs or evaporated liquid refrigerant, needs the equipment storing liquid refrigerants to be such as refrigerant adjustment tank, needs the equipment of evaporated liquid refrigerant to be such as outdoor heat exchanger.
Technique scheme, when needing to move liquid refrigerants unnecessary in refrigerant equipment 1 to be migrated, by injector 3 and refrigerant equipment 1 to be migrated, the path conducting between gases at high pressure output equipment 2 and refrigerant receiving equipment 4.The gas access 35 of knowing from experience via injector 3 due to the high pressure gas of gases at high pressure output equipment 2 output enters into injector 3, and form negative pressure region at nozzle 31 fringe region of injector 3, this negative pressure makes the refrigerant in the refrigerant equipment to be migrated 1 be communicated with the liquid inlet 36 of injector 3 be inhaled in injector 3, then the jet exit 37 via injector 3 is transported in refrigerant receiving equipment 4, realizes the migration of unnecessary liquid refrigerants in refrigerant equipment 1 to be migrated with this.Visible, above-mentioned refrigerant migration system, by the control of injector 3, can the liquid refrigerants that gathers of migratory system mesolow rapidly, improve system cloud gray model validity and security.
For ensureing the migration effect of liquid coolant in refrigerant equipment 1 to be migrated, the internal diameter of the gas access 35 of injector 3 is less than, even can much smaller than the internal diameter of the gas outlet duct of gases at high pressure output equipment 2.The internal diameter of the gas access 35 of injector 3 can be such as 1/5 of incoming flow pipe road (i.e. the gas outlet duct of gases at high pressure output equipment 2) internal diameter, even 1/10.
For ease of controlling when carry out refrigerant migration operation, alternatively, see Fig. 3, refrigerant migration system also comprises gas control valve 5, liquid control valve 6 and injection control valve 7.Gas control valve 5 is arranged between the gas access 35 of gases at high pressure output equipment 2 and injector 3, liquid control valve 6 is arranged between refrigerant equipment 1 to be migrated and the liquid inlet 36 of injector 3, and injection control valve 7 is arranged between the jet exit 37 of injector 3 and refrigerant receiving equipment 4.
For ease of controlling the opening/closing state of each valve, gas control valve 5, liquid control valve 6 and injection control valve 7 can be all magnetic valve.
Above-mentioned refrigerant migration system preferably can be applied in common air-conditioning refrigeration system, and now, refrigerant equipment 1 to be migrated is gas-liquid separator; Gases at high pressure output equipment 2 is compressor, and refrigerant receiving equipment 4 is outdoor heat exchanger.The migration of gas-liquid separator mesolow liquid refrigerants to outdoor heat exchanger can be realized by above-mentioned refrigerant migration system.The liquid refrigerants being introduced in outdoor heat exchanger can be evaporated, to reduce the liquid refrigerants amount in refrigerant equipment 1 to be migrated.
For the air-conditioning refrigeration system with refrigerant storage tank, refrigerant receiving equipment 4 is specially refrigerant storage tank or outdoor heat exchanger, be preferably refrigerant storage tank because refrigerant storage tank be in air-conditioning system for adjusting the device of coolant quantity, directly can store liquid refrigerants.Gases at high pressure output equipment 2 can be compressor, high-pressure air pipe etc.Refrigerant equipment 1 to be migrated can be that any pressure such as liquid pipe, low pressure gas pipe are lower than the liquid refrigerants in the parts of pressure in gases at high pressure output equipment 2.
The embodiment of the present invention also provides a kind of refrigeration system, comprises the refrigerant migration system that the arbitrary technical scheme of the present invention provides.
Divide the refrigeration system that two specific embodiments detailed description embodiment of the present invention provide below.
See Fig. 3, the present embodiment is in order to introduce how liquid refrigerants in low-pressure gas-liquid separator is migrated to refrigerant receiving equipment 4, and in the present embodiment, refrigerant receiving equipment 4 is specially outdoor heat exchanger.
Participate in Fig. 3, the refrigeration system that another embodiment of the present invention provides primarily of oil eliminator 8, cross valve 10, indoor heat exchanger 11, indoor throttle part 12, heat the refrigerant migration system composition that electric expansion valve 13 and technique scheme provide.System high pressure 9, system low-voltage 14 are as shown in Figure 3.Wherein, refrigerant equipment 1 to be migrated is the existing gas-liquid separator of refrigeration system, and gases at high pressure output equipment 2 is the existing compressor of refrigeration system, and refrigerant receiving equipment 4 is the existing outdoor heat exchanger of refrigeration system.
The gas access 35 of injector 3 is by gas control valve 5 and gases at high pressure output equipment 2, namely compressor outlet connects, the liquid inlet 36 of injector 3 is by liquid control valve 6 and refrigerant equipment 1 to be migrated, namely vapour liquid separator connects, the jet exit 37 of injector 3 is by injection control valve 7 and refrigerant receiving equipment 4, and namely the entrance of outdoor heat exchanger connects.By unlatching and the closed duty that can control injector 3 of each control valve.
Refrigeration system heats the rear certain hour of start, open each magnetic valve be connected with injector 3, work offered by injector 3, and gases at high pressure are pumped into high speed by nozzle 31, because nozzle 31 place diameter reduces more than the diameter of incoming flow pipeline, form negative pressuren zone in nozzle 31 outer edge area.In vapour liquid separator, liquid refrigerants entrainments room 32 because this suction function enters, and with incoming flow high speed and high pressure gas and vapor permeation, subsequently by diffuser 34 discharged in outdoor heat exchanger 15, step evaporation of going forward side by side becomes gas, reduces low pressure liquid coolant quantity.
The refrigeration system that technique scheme provides, by the ejector action of injector 3, the liquid refrigerants heated in start-up course vapour liquid separator is migrated to outdoor heat exchanger, low-pressure liquid coolant quantity in effective control system, guarantee security of system, reliability service, give full play to outdoor heat exchanger area simultaneously.
See Fig. 4, the present embodiment is in order to introduce how liquid refrigerants in low-pressure gas-liquid separator is migrated to refrigerant migration tank.
See Fig. 4, the refrigerant migration system composition that the refrigeration system that further embodiment of this invention provides provides primarily of outdoor heat exchanger 15, choke valve 16, high-pressure air pipe 17, liquid pipe 18, low pressure gas pipe 19, capillary 20, cross valve 10, indoor heat exchanger and above-mentioned arbitrary technical scheme.Wherein, refrigerant equipment 1 to be migrated is the existing gas-liquid separator of refrigeration system, and gases at high pressure output equipment 2 is the existing compressor of refrigeration system, and refrigerant receiving equipment 4 is the existing refrigerant storage tank of refrigeration system.Hold above-mentioned known, refrigerant receiving equipment 4 also can be the existing outdoor heat exchanger of refrigeration system.
The gas access 35 of injector 3 is by gas control valve 5 and gases at high pressure output equipment 2, and namely compressor outlet connects; The liquid inlet 36 of injector 3 is by liquid control valve 6 and refrigerant equipment 1 to be migrated, and namely vapour liquid separator connects; The jet exit 37 of injector 3 is by injection control valve 7 and refrigerant receiving equipment 4, and namely refrigerant adjustment tank entrance connects.By unlatching and the closed duty that can control injector 3 of each control valve.
When gases at high pressure are fashionable with express pump by nozzle 31, because nozzle 31 place diameter reduces more than the diameter of incoming flow pipeline, negative pressuren zone is formed in nozzle 31 outer edge area, in vapour liquid separator, liquid refrigerants entrainments room 32 because this suction function enters, and with incoming flow high speed and high pressure gas and vapor permeation, subsequently by diffuser 34 discharged to refrigerant adjustment tank.Refrigerant adjustment tank can storage of liquids refrigerant, and it is for adjusting the liquid coolant amount in whole refrigeration system.
The refrigeration system that technique scheme provides, by the ejector action of injector 3, by liquid refrigerants Direct Transfer in vapour liquid separator to refrigerant fluid reservoir, effective control system low pressure 14 side liquid refrigerants amount, guarantees security of system, reliability service.
The embodiment of the present invention reoffers a kind of air-conditioning, comprises the refrigeration system that the arbitrary technical scheme of the present invention provides.
In describing the invention; it will be appreciated that; term " orientation or the position relationship of the instruction such as " center ", " longitudinal direction ", " transverse direction ", "front", "rear", "left", "right", " vertically ", " level ", " top ", " end ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be only for ease of describing the present invention and simplified characterization; instead of indicate or infer the device of indication or element must have specific orientation, be specific azimuth configuration and operation, thus can not be interpreted as restriction the present invention being protected to content.
If employ the word such as " first ", " second " herein to limit parts, those skilled in the art should know: the use of " first ", " second " is only used to be convenient to describe the present invention and simplified characterization, as do not stated in addition, the implication that above-mentioned word is not special.
Finally should be noted that: above embodiment is only in order to illustrate that technical scheme of the present invention is not intended to limit; Although with reference to preferred embodiment to invention has been detailed description, those of ordinary skill in the field are to be understood that: still can modify to the specific embodiment of the present invention or carry out equivalent replacement to portion of techniques feature; And not departing from the spirit of technical solution of the present invention, it all should be encompassed in the middle of the technical scheme scope of request of the present invention protection.

Claims (10)

1. a refrigerant migration system, it is characterized in that, comprise refrigerant equipment to be migrated (1), gases at high pressure output equipment (2) and injector (3), the gas access (35) of described injector (3) is communicated with described gases at high pressure output equipment (2), and the liquid inlet (36) of described injector (3) is communicated with described refrigerant equipment to be migrated (1);
Wherein, the jet exit (37) of the liquid refrigerants in described refrigerant equipment to be migrated (1) via described injector (3) can spray by the gas that described gases at high pressure output equipment (2) exports.
2. refrigerant migration system according to claim 1, is characterized in that, the internal diameter of the gas access (35) of described injector (3) is less than the internal diameter of the gas outlet duct of described gases at high pressure output equipment (2).
3. refrigerant migration system according to claim 1 and 2, it is characterized in that, also comprise refrigerant receiving equipment (4), the jet exit (37) of described injector (3) is communicated with described refrigerant receiving equipment (4);
Wherein, via described injector (3), the liquid refrigerants in described refrigerant equipment to be migrated (1) can be migrated to described refrigerant receiving equipment (4) by the gas that described gases at high pressure output equipment (2) exports.
4. refrigerant migration system according to claim 3, is characterized in that, also comprises gas control valve (5), liquid control valve (6) and injection control valve (7);
Described gas control valve (5) is arranged between the gas access (35) of described gases at high pressure output equipment (2) and described injector (3), described liquid control valve (6) is arranged between the liquid inlet (36) of described refrigerant equipment to be migrated (1) and described injector (3), and described injection control valve (7) is arranged between the jet exit (37) of described injector (3) and described refrigerant receiving equipment (4).
5. refrigerant migration system according to claim 4, is characterized in that, described gas control valve (5), described liquid control valve (6) and described injection control valve (7) are all magnetic valve.
6. refrigerant migration system according to claim 1 and 2, is characterized in that, described refrigerant equipment to be migrated (1) is gas-liquid separator.
7. refrigerant migration system according to claim 3, is characterized in that, described refrigerant receiving equipment (4) is outdoor heat exchanger or refrigerant storage tank.
8. refrigerant migration system according to claim 1 and 2, is characterized in that, described gases at high pressure output equipment (2) is compressor.
9. a refrigeration system, is characterized in that, comprises the arbitrary described refrigerant migration system of claim 1-8.
10. an air-conditioning, is characterized in that, comprises refrigeration system according to claim 9.
CN201410843371.6A 2014-12-30 2014-12-30 Refrigerant migration system, refrigerating system and air conditioner Active CN104501483B (en)

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CN106225291A (en) * 2016-07-20 2016-12-14 海信(山东)空调有限公司 Use air-conditioner control system and the air-conditioning of injector
CN109682134A (en) * 2018-12-12 2019-04-26 青岛海信日立空调系统有限公司 Gas-liquid separator and heat pump system
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Publication number Priority date Publication date Assignee Title
CN105910237A (en) * 2016-05-11 2016-08-31 广东美的制冷设备有限公司 Defrosting control method and device for air conditioner
CN106225291A (en) * 2016-07-20 2016-12-14 海信(山东)空调有限公司 Use air-conditioner control system and the air-conditioning of injector
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