CN108613430A - A kind of compressor and fluorine pump circulation refrigeration system - Google Patents
A kind of compressor and fluorine pump circulation refrigeration system Download PDFInfo
- Publication number
- CN108613430A CN108613430A CN201810387200.5A CN201810387200A CN108613430A CN 108613430 A CN108613430 A CN 108613430A CN 201810387200 A CN201810387200 A CN 201810387200A CN 108613430 A CN108613430 A CN 108613430A
- Authority
- CN
- China
- Prior art keywords
- compressor
- fluorine pump
- additionally provided
- evaporator
- valve
- 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
-
- 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
- F25B25/00—Machines, plants or systems, using a combination of modes of operation covered by two or more of the groups F25B1/00 - F25B23/00
-
- 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
-
- 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
- F25B41/31—Expansion valves
-
- 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
Abstract
A kind of compressor and fluorine pump circulation refrigeration system, are related to refrigeration system technical field, including pass through the sequentially connected compressor of pipeline, condenser, restricting element and evaporator, it is characterised in that：Fluid reservoir and fluorine pump are additionally provided between the condenser and the restricting element successively, gas-liquid separator is additionally provided between the evaporator and the compressor；The fluorine pumps and is additionally provided with first solenoid valve in parallel with the restricting element between the evaporator, realizes energy-saving purpose, while can effectively prevent " liquid hammer " phenomenon in net system switching process, continually and steadily can reliably run.
Description
Technical field
The present invention relates to refrigeration technology fields, and in particular to a kind of compressor and fluorine pump circulation refrigeration system.
Background technology
In the 21st century, internet big data industry is grown rapidly, and the computer floor to match therewith also becomes to get over
Come more universal.Calorific value in computer room becomes increasing with the quickening of calculating speed and the increase of calculation amount.It is adjoint simultaneously
The appearance of national energy conservation and emission reduction policy, major Internet company is while ensureing the stability calculated also in saving of trying every possible means
The energy reduces expenditure.Air conditioning electricity accounts for about the 36% of entire computer room electricity consumption in computer room, and the power consumption duty tune of compressor consumes
50% or more of electricity.It since computer floor equipment heating amount is big, and is all running all the year round, therefore is needing year round cooling and compression
Machine whole year runs.And then many air-conditioning manufacturers develop compressor fluorine pump dual-circulation air conditioner.It is mainly characterized by summer room
In the case of external environment temperature is higher, air-conditioning takes compression mechanism SAPMAC method, and to the relatively low feelings of the outdoor environment temperatures such as winter
Under condition, air-conditioning takes fluorine to pump refrigeration cycle, and pumping driving refrigerant using fluorine reaches free cooling refrigeration.Existed by reducing compressor
Run time in whole year reaches energy-efficient purpose.
Currently, fluorine pump dual-circulation air conditioner is primarily present following difficult point in practical applications：Fluorine pumps two kinds of binary cycle system
The circularly cooling dosage difference that difference cycle --- fluorine pumps needed for free cooling refrigeration cycle and compression mechanism SAPMAC method is larger.Make
With fluorine pump and air-conditioning parallel system carry out pattern switching, be logically difficult to there are certain defect, control technology in structure and
When effectively in guarantee system circularly cooling agent reasonable layout so that generating compressor liquid hammer, fluorine pump cavitation in switching
Etc. failures, influence system reliability service, increase maintenance and management cost.
Invention content
It is an object of the invention to be directed to deficiency in the prior art, and a kind of compressor is provided and is with fluorine pump circulation refrigeration
System reduces run time of the compressor in whole year, fluorine pump using compressor and the double cooling cycle system cooperatings of fluorine pump
Refrigeration system makes full use of external environment low-temperature receiver, realizes energy-saving purpose, while system can be effectively prevent to switch
" liquid hammer " phenomenon in journey, continually and steadily can reliably run.
The purpose of the present invention is achieved through the following technical solutions：
A kind of compressor and fluorine pump circulation refrigeration system, including pass through the sequentially connected compressor of pipeline, condenser, throttling
Element and evaporator are additionally provided with fluid reservoir and fluorine pump, between evaporator and compressor also successively between condenser and restricting element
It is provided with gas-liquid separator；Fluorine pumps and is additionally provided with first solenoid valve in parallel with restricting element between evaporator；
It is additionally provided with the first bypass line, the first bypass line includes the second check valve；It is single that the outlet of compressor is equipped with first
To
Valve；One end of first bypass line is coupled between the first check valve and condenser, and the other end is coupled to gas-liquid point
From
Between device and evaporator.
It is additionally provided with the second bypass line, the second bypass line includes third check valve, one end coupling of the second bypass line
Extremely
Fluorine pumps between restricting element, and the other end is coupled between fluorine pump and fluid reservoir.
Wherein, second solenoid valve is additionally provided between gas-liquid separator and evaporator.
Wherein, ball valve, liquid pipe electricity are also disposed between fluorine pump and the first solenoid valve and restricting element parallel with one another
Magnet valve, device for drying and filtering and liquid-sighting glass.
Wherein, the second ball valve is additionally provided between compressor and condenser, one end of the first bypass line is coupled to the first list
To between valve and the second ball valve, the other end is coupled between gas-liquid separator and evaporator.
Wherein, restricting element is electric expansion valve.
Beneficial effects of the present invention：
A kind of compressor of the present invention and fluorine pump circulation refrigeration system, fluorine pump assembly refrigeration cycle and compression mechanism SAPMAC method
Using same set of circuit design, but it is aided with different bypass ducts or bypass pipe to realize fluorine pump assembly refrigeration cycle and compression
Switching between mechanism SAPMAC method.Suction port of compressor is equipped with gas-liquid separator, due to evaporation when avoiding switching from pump to compressor
The liquid refrigerant of non-evaporating completely enters compressor and forms " liquid hammer " to compressor in device, reduces the compressor service life, protects
The reliable and stable operation of system is demonstrate,proved.Higher in summer outdoor temperature, air-conditioning takes compression mechanism SAPMAC method, and arrives
In the case of winter outside air temperature is lower, air-conditioning takes fluorine to pump refrigeration cycle, and pumping driving refrigerant using fluorine, to reach nature cold
But freeze.Reach energy-efficient purpose by reducing run time of the compressor in whole year.
Description of the drawings
Using attached drawing, the invention will be further described, but the embodiment in attached drawing does not constitute any limit to the present invention
System, for those of ordinary skill in the art, without creative efforts, can also obtain according to the following drawings
Other attached drawings.
Fig. 1 is a kind of overall structure diagram of the compressor and fluorine pump circulation refrigeration system of the present invention.
Reference numeral in Fig. 1：
1-the first ball valve, 2-liquid pipe solenoid valves, 3-devices for drying and filtering, 4-liquid-sighting glass, 5-electric expansion valves, 6-the
One solenoid valve, 7-evaporators, 8-second solenoid valves, 9-gas-liquid separators, 10-compressors, the 11-the first check valve, 12-
Second check valve, the 13-the second ball valve, 14-condensers, 15-fluid reservoirs, 16-fluorine pump, 17-third check valves, 18-storages
Liquid device bypass pipe.
Specific implementation mode
The invention will be further described with the following Examples.
A kind of compressor of the present invention and fluorine pump circulation refrigeration system, as shown in Figure 1, including sequentially connected by pipeline
Compressor 10, condenser 14, electric expansion valve 5 and evaporator 7, gas-liquid separation is additionally provided between evaporator 7 and compressor 10
Device 9.The outlet of compressor 10 is equipped with the first check valve 11, and 10 both ends of compressor are additionally provided with the first bypass line with check valve,
First bypass line includes the second check valve 12；It is additionally provided with the second ball valve 13 between first check valve 11 and condenser 14, first
One end of bypass line is coupled between the first check valve 11 and the second ball valve 13, and the other end is coupled to gas-liquid separator 9 and steams
Between sending out device 7, second solenoid valve 8 is additionally provided between the Coupling point and gas-liquid separator 9.Second check valve 12 ensures compressor 10
Pressure at expulsion will not act on 10 air intake duct of compressor；The first check valve 11 that 10 exhaust outlet of compressor is equipped with can be to avoid
14 inner refrigerant of condenser migrates the reliability that compressor 10 is influenced to compressor 10.
Fluid reservoir 15 and fluorine pump 16 are also additionally provided between condenser 14 and electric expansion valve 5 successively；Fluorine pump 16 and evaporator 7
Between be additionally provided with first solenoid valve 6 in parallel with electric expansion valve 5, between fluorine pump 16 and the first solenoid valve 6 and electric expansion valve 5
Also it is disposed with the first ball valve 1, liquid pipe solenoid valve 2, device for drying and filtering 3 and liquid-sighting glass 4.
Wherein, the both ends of fluorine pump 16 are additionally provided with the second bypass line, and the second bypass line includes third check valve 17, and second
One end of bypass line is coupled between fluorine pump 16 and the first ball valve 1, and the other end is coupled between fluorine pump 16 and fluid reservoir 15.Band
Second bypass line of check valve can ensure that fluorine pump 16 will not form self partial circulating.The both ends of fluid reservoir 15 are equipped with liquid storage device
Bypass line 18.
The operation principle of the system is：When system is in summer, when outdoor environment temperature is higher, start compression mechanism chill
Formula：First solenoid valve 6 is closed, and the second check valve 12 is closed, and second solenoid valve 8 is opened, and electric expansion valve 5 is according to suction superheat
Adjust aperture.From the outlet of compressor 10, refrigerant out flows through the first check valve 11, the second ball valve 13, condenser 14, liquid storage
Tank bypass pipe 18, third check valve 17, the first ball valve 1, liquid pipe solenoid valve 2, device for drying and filtering 3, liquid-sighting glass 4, electric expansion valve
5, evaporator 7, second solenoid valve 8 and gas-liquid separator 9 return to compressor 10 and complete cycle.
When system is in winter, when outdoor environment temperature is relatively low, startup fluorine pumps refrigeration mode：First solenoid valve 6 is opened, the
Two solenoid valves 8 are closed, and electric expansion valve 5 is closed, and third check valve 17 is closed.From 16 outlet of fluorine pump, refrigerant out flows through the
One ball valve 1, liquid pipe solenoid valve 2, device for drying and filtering 3, liquid-sighting glass 4, the first solenoid valve 6, evaporator 7, the second check valve 12, second
Ball valve 13, condenser 14 and liquid storage device 15 return to fluorine pump 16 and complete cycle.In this mode, due in the air inlet pipe of compressor 10
Equipped with second solenoid valve 8, while it being equipped with the first check valve 11 on 10 exhaust pipe of compressor, ensures that refrigerant will not be filled into compressor
10。
When system is in spring or autumn, when outdoor environment temperature is moderate, startup compressor-fluorine pumps hybrid refrigeration pattern：
First solenoid valve 6 is closed, and third check valve 17 is closed, and the second check valve 12 is closed, and second solenoid valve 8 is opened, electric expansion valve 5
Aperture is adjusted according to suction superheat.From compressor 10 outlet out refrigerant flow through the first check valve 11, the second ball valve 13,
Condenser 14, liquid storage device 15, fluorine pump the 16, first ball valve 1, liquid pipe solenoid valve 2, device for drying and filtering 3, liquid-sighting glass 4, electric expansion valve
5, evaporator 7, second solenoid valve 8 and gas-liquid separator 9 return to compressor 10 and complete cycle.
Wherein, the second ball valve 13 is additionally provided between compressor 10 and condenser 14, one end of the first bypass line is coupled to
Between first check valve 11 and the second ball valve 13, the other end is coupled between gas-liquid separator 9 and evaporator 7.
Finally it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than the present invention is protected
The limitation of range is protected, although being explained in detail to the present invention with reference to preferred embodiment, those skilled in the art answer
Work as understanding, technical scheme of the present invention can be modified or replaced equivalently, without departing from the reality of technical solution of the present invention
Matter and range.
Claims (5)
1. a kind of compressor and fluorine pump circulation refrigeration system, including pass through the sequentially connected compressor of pipeline, condenser, throttling member
Part and evaporator, it is characterised in that：Fluid reservoir and fluorine pump are additionally provided between the condenser and the restricting element successively, it is described
It is additionally provided with gas-liquid separator between evaporator and the compressor；Be additionally provided between fluorine pump and the evaporator with it is described
First solenoid valve of restricting element parallel connection；
It is additionally provided with the first bypass line, first bypass line includes the second check valve；The outlet of the compressor is equipped with the
One check valve；One end of first bypass line is coupled between first check valve and the condenser, other end coupling
It is bonded between the gas-liquid separator and the evaporator.
It is additionally provided with the second bypass line, second bypass line includes third check valve, one end of second bypass line
It is coupled between the fluorine pump and the restricting element, the other end is coupled between the fluorine pump and the fluid reservoir.
2. a kind of compressor as described in claim 1 and fluorine pump circulation refrigeration system, it is characterised in that：The gas-liquid separator
It is additionally provided with second solenoid valve between the evaporator.
3. a kind of compressor as described in claim 1 and fluorine pump circulation refrigeration system, it is characterised in that：Fluorine pump with it is described
It is also disposed with ball valve, liquid pipe solenoid valve, device for drying and filtering between first solenoid valve parallel with one another and restricting element and regards
Liquid mirror.
4. a kind of compressor as described in claim 1 and fluorine pump circulation refrigeration system, it is characterised in that：The compressor and institute
It states and is additionally provided with the second ball valve between condenser, one end of first bypass line is coupled to first check valve and described the
Between two ball valves, the other end is coupled between the gas-liquid separator and the evaporator.
5. a kind of compressor according to any one of claims 1-4 and fluorine pump circulation refrigeration system, it is characterised in that：The section
Fluid element is electric expansion valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810387200.5A CN108613430A (en) | 2018-04-26 | 2018-04-26 | A kind of compressor and fluorine pump circulation refrigeration system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810387200.5A CN108613430A (en) | 2018-04-26 | 2018-04-26 | A kind of compressor and fluorine pump circulation refrigeration system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108613430A true CN108613430A (en) | 2018-10-02 |
Family
ID=63661056
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810387200.5A Pending CN108613430A (en) | 2018-04-26 | 2018-04-26 | A kind of compressor and fluorine pump circulation refrigeration system |
Country Status (1)
| Country | Link |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110044091A (en) * | 2019-04-12 | 2019-07-23 | 东南大学 | The refrigeration system and its control method of compressor and fluorine pump combination drive |
| CN110381698A (en) * | 2019-06-13 | 2019-10-25 | 厦门华睿晟智能科技有限责任公司 | Tandem liquid gas double-channel data center refrigeration system |
| CN111043781A (en) * | 2019-12-13 | 2020-04-21 | 华为技术有限公司 | Compressor and fluorine pump combined air conditioning system |
| CN112268376A (en) * | 2020-09-15 | 2021-01-26 | 珠海格力电器股份有限公司 | Fluorine pump type heat pipe and jet refrigeration cycle composite system and control method thereof |
| CN112628963A (en) * | 2020-12-16 | 2021-04-09 | 四川斯普信信息技术有限公司 | Double-cold-source heat pipe back plate multi-split air conditioning system and operation control method |
| CN112728817A (en) * | 2019-10-28 | 2021-04-30 | 深圳麦克维尔空调有限公司 | Air conditioning system and control method thereof |
| CN112815494A (en) * | 2021-01-11 | 2021-05-18 | 珠海格力电器股份有限公司 | Operation control method and device of air conditioner, storage medium and processor |
| CN114198872A (en) * | 2020-09-17 | 2022-03-18 | 维谛技术有限公司 | Machine room air conditioner and operation control method and device thereof |
| CN114353362A (en) * | 2022-01-14 | 2022-04-15 | 江苏华强新能源科技有限公司 | Direct evaporation type energy storage battery heat management unit and control method thereof |
| CN115200250A (en) * | 2022-07-15 | 2022-10-18 | 珠海格力电器股份有限公司 | Fluorine pump compression refrigeration system and control method thereof |
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Cited By (16)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110044091A (en) * | 2019-04-12 | 2019-07-23 | 东南大学 | The refrigeration system and its control method of compressor and fluorine pump combination drive |
| CN110381698A (en) * | 2019-06-13 | 2019-10-25 | 厦门华睿晟智能科技有限责任公司 | Tandem liquid gas double-channel data center refrigeration system |
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| CN112268376A (en) * | 2020-09-15 | 2021-01-26 | 珠海格力电器股份有限公司 | Fluorine pump type heat pipe and jet refrigeration cycle composite system and control method thereof |
| CN114198872B (en) * | 2020-09-17 | 2023-09-01 | 维谛技术有限公司 | Machine room air conditioner, operation control method and device of machine room air conditioner |
| CN114198872A (en) * | 2020-09-17 | 2022-03-18 | 维谛技术有限公司 | Machine room air conditioner and operation control method and device thereof |
| CN112628963B (en) * | 2020-12-16 | 2022-04-26 | 四川斯普信信息技术有限公司 | Double-cold-source heat pipe back plate multi-split air conditioning system and operation control method |
| CN112628963A (en) * | 2020-12-16 | 2021-04-09 | 四川斯普信信息技术有限公司 | Double-cold-source heat pipe back plate multi-split air conditioning system and operation control method |
| CN112815494B (en) * | 2021-01-11 | 2022-02-11 | 珠海格力电器股份有限公司 | Operation control method and device of air conditioner, storage medium and processor |
| CN112815494A (en) * | 2021-01-11 | 2021-05-18 | 珠海格力电器股份有限公司 | Operation control method and device of air conditioner, storage medium and processor |
| CN114353362A (en) * | 2022-01-14 | 2022-04-15 | 江苏华强新能源科技有限公司 | Direct evaporation type energy storage battery heat management unit and control method thereof |
| CN114353362B (en) * | 2022-01-14 | 2023-06-30 | 江苏华强新能源科技有限公司 | Direct evaporation type energy storage battery thermal management unit and control method thereof |
| CN115200250A (en) * | 2022-07-15 | 2022-10-18 | 珠海格力电器股份有限公司 | Fluorine pump compression refrigeration system and control method thereof |
| CN115200250B (en) * | 2022-07-15 | 2023-09-29 | 珠海格力电器股份有限公司 | Fluorine pump pressure refrigeration system and control method thereof |
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