CN107421155A - Air-conditioning system with supercooling balancer and with supercooling balancer - Google Patents
Air-conditioning system with supercooling balancer and with supercooling balancer Download PDFInfo
- Publication number
- CN107421155A CN107421155A CN201710832580.4A CN201710832580A CN107421155A CN 107421155 A CN107421155 A CN 107421155A CN 201710832580 A CN201710832580 A CN 201710832580A CN 107421155 A CN107421155 A CN 107421155A
- Authority
- CN
- China
- Prior art keywords
- interface
- balancer
- supercooling
- heat exchanger
- throttle
- 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.)
- Withdrawn
Links
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
- F25B13/00—Compression machines, plants or systems, with reversible cycle
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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
- F25B40/00—Subcoolers, desuperheaters or superheaters
- F25B40/02—Subcoolers
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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
- F25B2313/00—Compression machines, plants or systems with reversible cycle not otherwise provided for
- F25B2313/027—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means
- F25B2313/02741—Compression machines, plants or systems with reversible cycle not otherwise provided for characterised by the reversing means using one four-way valve
-
- 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
- F25B2400/00—General features or devices for refrigeration machines, plants or systems, combined heating and refrigeration systems or heat-pump systems, i.e. not limited to a particular subgroup of F25B
- F25B2400/19—Pumping down refrigerant from one part of the cycle to another part of the cycle, e.g. when the cycle is changed from cooling to heating, or before a defrost cycle is started
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Compression-Type Refrigeration Machines With Reversible Cycles (AREA)
Abstract
The present invention relates to a kind of band supercooling balancer and with the air-conditioning system that balancer is subcooled, including compressor, four-way reversing valve, First Heat Exchanger, first throttle component, supercooling balancer, the second orifice union, the second heat exchanger and gas-liquid separator, first throttle component includes the first check valve, first throttle valve, and the second orifice union includes the second check valve and second throttle.Supercooling balancer of the invention by being disposed in the interior among heat exchanger and outdoor heat exchanger connecting line, both compressor air suction mouth refrigerant can have been ensured by the appropriate degree of superheat, avoid compressor air suction band liquid damage compressor, there is appropriate degree of supercooling before restricting element can be ensured again, the refrigeration and heating capacity of air-conditioning system are improved, while solves the problems, such as refrigerant requirements amount difference when cooling condition, heating condition and variable working condition.
Description
Technical field
The present invention relates to a kind of air-conditioning system, present invention relates especially to a kind of band supercooling balancer and with supercooling balance
The air-conditioning system of device.
Background technology
Degree of supercooling, suction superheat and coolant injection amount directly affect air-conditioning system before restricting element in air-conditioning system
The performance indications such as refrigerating capacity, heating capacity, Energy Efficiency Ratio and stability.Because of air-conditioning system cooling condition outdoor environment temperature and Indoor Temperature
Degree is had differences with heating condition outdoor environment temperature and indoor temperature, and the refrigerant circulation of kind of refrigeration cycle is participated in air-conditioning system
It is different, it is therefore desirable to which that a buffer container stores unnecessary refrigerant.Degree of supercooling directly affects sky before expansion valve in air-conditioning system
The refrigeration and heating capacity of adjusting system, if compressor suction refrigerant suction band liquid, can cause compressor damage, especially in low temperature
During heating, because the evaporability of outdoor heat exchanger declines, it is easier to cause absorbing gas belt liquid.
The content of the invention
The purpose of the present invention is to overcome the deficiencies in the prior art, there is provided it is a kind of both can ensure restricting element before have
Appropriate degree of supercooling, air entry have the appropriate degree of superheat, can solve cooling condition and heating condition refrigerant requirements amount again not
With the problem of band supercooling balancer and with supercooling balancer air-conditioning system.
According to technical scheme provided by the invention, the band supercooling balancer and the air-conditioning system with supercooling balancer,
Changed including compressor, four-way reversing valve, First Heat Exchanger, first throttle component, supercooling balancer, the second orifice union, second
Hot device and gas-liquid separator, first throttle component include the first check valve, first throttle valve, and it is single that the second orifice union includes second
To valve and second throttle；
The first interface of the compressor connects the second interface of four-way reversing valve, the first interface of four-way reversing valve by pipeline
The first interface of the second heat exchanger is connected by pipeline, the second interface of the second heat exchanger separates two-way, wherein accessing all the way
The first interface of two check valves, another way access the first interface of second throttle, the second interface of the second check valve and second
The second interface of choke valve is connected by the first connecting pipe, and the 3rd interface of four-way reversing valve accesses gas-liquid separation by pipeline
The first interface of device, the second interface of gas-liquid separator connect the first interface of supercooling balancer by pipeline, and balancer is subcooled
Second interface the second interface of compressor is connected by pipeline, the 4th interface of four-way reversing valve is changed by pipeline connection first
The first interface of hot device, the second interface of First Heat Exchanger separate two-way, wherein the first interface of the first check valve is accessed all the way,
Another way accesses the first interface of first throttle valve, and the second interface of the first check valve and the second interface of first throttle valve pass through
Second connecting pipe is connected, and the first connecting pipe, the other end access of the 3rd connecting pipe are accessed in one end of the 3rd connecting pipe
Second connecting pipe, the 3rd connecting pipe that the 3rd interface of balancer is threaded a pipe described in access is subcooled.
The present invention, both can be with by the supercooling balancer that is disposed in the interior among heat exchanger and outdoor heat exchanger connecting line
Ensure that compressor air suction mouth refrigerant by the appropriate degree of superheat, avoids compressor air suction band liquid damage compressor, can ensured again
There is appropriate degree of supercooling before restricting element, improve the refrigeration and heating capacity of air-conditioning system, while solve cooling condition, heating
When operating mode and variable working condition the problem of refrigerant requirements amount difference.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Embodiment
With reference to specific embodiment, the invention will be further described.
Balancer and the air-conditioning system with supercooling balancer, including compressor 1, four-way reversing valve 2, first is subcooled in the band
Heat exchanger 3, first throttle component 4, supercooling balancer 5, the second orifice union 6, the second heat exchanger 7 and gas-liquid separator 8, first
Orifice union 4 includes first throttle valve 4-1 and the first check valve 4-2, and the second orifice union 6 includes the second check valve 6-1 and the
Two choke valve 6-2；
The first interface of the compressor 1 by pipeline connect four-way reversing valve 2 second interface, the first of four-way reversing valve 2
Interface connects the first interface of the second heat exchanger 7 by pipeline, and the second interface of the second heat exchanger 7 separates two-way, wherein all the way
The second check valve 6-1 first interface is accessed, another way accesses second throttle 6-2 first interface, the second check valve 6-1's
Second interface is connected with second throttle 6-2 second interface by the first connecting pipe, and the 3rd interface of four-way reversing valve 2 leads to
Piping accesses the first interface of gas-liquid separator 8, and the second interface of gas-liquid separator 8 connects supercooling balancer 5 by pipeline
First interface, the second interface that balancer 5 is subcooled connects the second interface of compressor 1 by pipeline, the of four-way reversing valve 2
Four interfaces connect the first interface of First Heat Exchanger 3 by pipeline, and the second interface of First Heat Exchanger 3 separates two-way, wherein one
The first check valve 4-2 first interface, another way access first throttle valve 4-2 first interface, the first check valve 4-2 are accessed in road
Second interface be connected with first throttle valve 4-2 second interface by the second connecting pipe, a termination of the 3rd connecting pipe
Enter the first connecting pipe, the other end of the 3rd connecting pipe accesses the second connecting pipe, the 3rd interface siphunculus of balancer 5 is subcooled
The 3rd described connecting pipe of road access.
The operation principle of the present invention：In cooling mode, the refrigerant of HTHP from compressor 1 through four-way reversing valve 2,
After being cooled in First Heat Exchanger 3, the second heat exchange is entered after second throttle 6-1 throttlings by the first check valve 4-2
Device 7 is absorbed heat, and the excess refrigerant flowed out from First Heat Exchanger 3 can be accumulated in supercooling balancer 5.Come out from the second heat exchanger 7
Low-temp low-pressure refrigerant by be subcooled balancer 5 absorb heat after, be subcooled balancer 5 in HTHP liquid refrigerant obtain
Further cooling, increases the degree of supercooling of refrigerant, while improves the degree of superheat of compressor air suction mouth, enters back into compressor 1 and inhales
Gas port, complete kind of refrigeration cycle.
In a heating mode, the refrigerant of HTHP from compressor 1 through four-way reversing valve 2, it is cold in the second heat exchanger 7
But after cooling, absorbed heat by the second check valve 6-2 after first throttle valve 4-1 throttlings into First Heat Exchanger 7, from the second heat exchange
After the refrigerant for the low-temp low-pressure that device 3 comes out is by being subcooled the heat absorption of balancer 5, the HTHP liquid system in balancer 5 is subcooled
Cryogen is further cooled down, and increases the degree of supercooling of refrigerant, while improves the degree of superheat of compressor air suction mouth, enters back into pressure
The air entry of contracting machine 1, complete heating circulation.
Claims (1)
1. a kind of band supercooling balancer and the air-conditioning system with supercooling balancer, including compressor（1）, four-way reversing valve（2）、
First Heat Exchanger（3）, first throttle component（4）, supercooling balancer（5）, the second orifice union（6）, the second heat exchanger（7）With gas
Liquid/gas separator（8）, first throttle component（4）Including the first check valve（4-1）, first throttle valve（4-2）, the second orifice union
（6）Including the second check valve（6-1）With second throttle（6-2）；It is characterized in that：
The compressor（1）First interface four-way reversing valve is connected by pipeline（2）Second interface, four-way reversing valve（2）
First interface pass through pipeline connect the second heat exchanger（7）First interface, the second heat exchanger（7）Second interface separate two
Road, wherein accessing the second check valve all the way（6-1）First interface, another way access second throttle（6-2）First interface,
Second check valve（6-1）Second interface and second throttle（6-2）Second interface be connected by the first connecting pipe, four-way
Reversal valve（2）The 3rd interface gas-liquid separator is accessed by pipeline（8）First interface, gas-liquid separator（8）Second connect
Mouth passes through pipeline and connects supercooling balancer（5）First interface, be subcooled balancer（5）Second interface pass through pipeline connection compression
Machine（1）Second interface, four-way reversing valve（2）The 4th interface First Heat Exchanger is connected by pipeline（3）First interface,
One heat exchanger（3）Second interface separate two-way, wherein accessing the first check valve all the way（4-1）First interface, another way connects
Enter first throttle valve（4-2）First interface, the first check valve（4-1）Second interface and first throttle valve（4-2）Second
Interface is connected by the second connecting pipe, and the first connecting pipe is accessed in one end of the 3rd connecting pipe, the 3rd connecting pipe it is another
The second connecting pipe is accessed in one end, and balancer is subcooled（5）The 3rd interface thread a pipe the 3rd described connecting pipe of access.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710832580.4A CN107421155A (en) | 2017-09-15 | 2017-09-15 | Air-conditioning system with supercooling balancer and with supercooling balancer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710832580.4A CN107421155A (en) | 2017-09-15 | 2017-09-15 | Air-conditioning system with supercooling balancer and with supercooling balancer |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107421155A true CN107421155A (en) | 2017-12-01 |
Family
ID=60433131
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710832580.4A Withdrawn CN107421155A (en) | 2017-09-15 | 2017-09-15 | Air-conditioning system with supercooling balancer and with supercooling balancer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107421155A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201885295U (en) * | 2010-09-29 | 2011-06-29 | 北京建筑工程学院 | Compression-type heat pump heat exchange device |
| CN102734990A (en) * | 2012-06-21 | 2012-10-17 | 上海三电冷机有限公司 | Method for reducing exhaust pressure of CO2 compressor at initial startup stage and CO2 refrigerating unit |
| CN103968618A (en) * | 2013-12-24 | 2014-08-06 | 西安交通大学 | Air conditioning refrigeration system |
| CN203857718U (en) * | 2014-05-23 | 2014-10-01 | 青岛海尔空调电子有限公司 | Air-conditioning system |
| CN207247614U (en) * | 2017-09-15 | 2018-04-17 | 无锡同方人工环境有限公司 | Air-conditioning system with supercooling balancer and with supercooling balancer |
-
2017
- 2017-09-15 CN CN201710832580.4A patent/CN107421155A/en not_active Withdrawn
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201885295U (en) * | 2010-09-29 | 2011-06-29 | 北京建筑工程学院 | Compression-type heat pump heat exchange device |
| CN102734990A (en) * | 2012-06-21 | 2012-10-17 | 上海三电冷机有限公司 | Method for reducing exhaust pressure of CO2 compressor at initial startup stage and CO2 refrigerating unit |
| CN103968618A (en) * | 2013-12-24 | 2014-08-06 | 西安交通大学 | Air conditioning refrigeration system |
| CN203857718U (en) * | 2014-05-23 | 2014-10-01 | 青岛海尔空调电子有限公司 | Air-conditioning system |
| CN207247614U (en) * | 2017-09-15 | 2018-04-17 | 无锡同方人工环境有限公司 | Air-conditioning system with supercooling balancer and with supercooling balancer |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20171201 |
|
| WW01 | Invention patent application withdrawn after publication |