CN106403412A - Refrigerant circulatory system and refrigeration equipment - Google Patents
Refrigerant circulatory system and refrigeration equipment Download PDFInfo
- Publication number
- CN106403412A CN106403412A CN201610934343.4A CN201610934343A CN106403412A CN 106403412 A CN106403412 A CN 106403412A CN 201610934343 A CN201610934343 A CN 201610934343A CN 106403412 A CN106403412 A CN 106403412A
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- Prior art keywords
- coolant
- throttling
- compressor
- heat exchanger
- circulating system
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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
- F25B41/31—Expansion 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
- F25B39/00—Evaporators; Condensers
-
- 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
- F25B43/00—Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
Abstract
The invention relates to the technical field of refrigeration, in particular to a refrigerant circulatory system and refrigeration equipment. According to the technical scheme, the refrigerant circulatory system comprises a compressor, a condenser, an evaporator, a throttling separation device and a heat exchanger, wherein, the throttling separation device is used for carrying out throttling treatment on a refrigerant output by the condenser and then carrying out gas-liquid separation on the refrigerant subjected to throttling treatment. In the heat exchanger, one heat exchanging end of the heat exchanger is used for communicating with an air outlet of the compressor and the condenser, and the other heat exchanging end of the heat exchanger communicates with the throttling separation device, so that gas refrigerant separated from the throttling separation device and the gas refrigerant output from the compressor are subjected to heat exchange in the heat exchanger. The refrigeration equipment includes the refrigerant circulatory system. According to the refrigerant circulatory system and the refrigeration equipment, a phenomenon of flashing bubbles is solved during throttling of the refrigerant, and the super cooling degree and system performance of the refrigerant circulatory system is improved.
Description
Technical field
The present invention relates to a kind of refrigeration technology field, more particularly to a kind of coolant circulating system and refrigeration plant.
Background technology
As shown in figure 1, the coolant circulating system of existing refrigeration plant mainly includes compressor 11, condenser 12, choke valve
13 and vaporizer 14.Wherein, become after being lowered the temperature by the condensed device of High Temperature High Pressure overheated gas 12 of compressor 11 exhaust end output
Cheng Zhongwen high-pressure sub-cooled liquid；Middle temperature high pressure superheater liquid becomes entrance vaporizer 14 after moist steam through choke valve 13 decrease temperature and pressure
In, after moist steam is heated up into the suction end being delivered to compressor 11 after saturated vapor by vaporizer 14, repeat above-mentioned circulation.
In above-mentioned coolant circulating system, there is two phase flow through the moist steam (fog-like liquid) that choke valve 13 decrease temperature and pressure becomes
(that is, throttle shwoot bubble phenomenon).Wherein, the two phase flow existing after throttling causes following technical problem to I haven't seen you for ages to system：(1)
Increase resistance in copper pipe for the coolant, simultaneously refrigerant flow rate as the increase of resistance and reduce.(2) after throttling, vaporific liquid
Gas in body coolant in flow at high speed because friction can produce aerodynamic noise, thus refrigeration plant can be made to there is bad making an uproar
Sound.
In order to overcome above-mentioned technical problem, the coolant circulating system in existing multi-connected air conditioner is all built-in with subcooler,
And ensure unit degree of supercooling in suitable state by the aperture of control valve.But this technology is due to the difference of unit itself
Can not apply in split air conditioner (that is, one-to-one formula air conditioner).Running into similar problem can only be by adjusting branch or perfusion
Measure and to solve.
Content of the invention
In view of this, the present invention provides a kind of coolant circulating system and refrigeration plant, and main purpose is to lift coolant
Degree of supercooling, solves the phenomenon of liquid refrigerants shwoot bubble after throttling, thus reducing the on-way resistance after coolant throttle and reducing cold
Matchmaker's blood circulation and the aerodynamic noise of refrigeration plant.
For reaching above-mentioned purpose, present invention generally provides following technical scheme：
On the one hand, embodiments of the invention provide a kind of coolant circulating system, and described coolant circulating system includes：
Compressor；
Condenser, described condenser is connected with the air vent of described compressor；
Vaporizer, described vaporizer is connected with the air entry of described compressor；
Throttling segregation apparatuss, for being throttled by the coolant that described condenser exports and the detached process of gas-liquid；
Heat exchanger, is arranged to one heat-exchange end and is used for connecting described exhaust outlet of compressor and condenser；Another heat-exchange end
Connect with described throttling segregation apparatuss, so that being arranged with by described compressor by the gaseous coolant that described throttling segregation apparatuss are isolated
The gaseous coolant going out carries out heat exchange in described heat exchanger.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Further, described throttling segregation apparatuss include：
First throttle valve, the import of described first throttle valve is connected with described condenser, for defeated by described condenser
The liquid refrigerants going out carries out throttling process；
The outlet of separator, the import of described separator and described first throttle valve, for obtaining after throttling is processed
To vaporific liquid refrigerants carry out gas-liquid separation；
Wherein, described separator has first outlet for exporting liquid refrigerants and for exporting the second of gaseous coolant
Outlet；Wherein, described first outlet is connected with described vaporizer；Described second outlet is connected with described heat exchanger.
Further, described throttling segregation apparatuss also include second throttle, wherein,
Described second throttle is arranged on the pipeline of first outlet for connecting described separator and described vaporizer,
For to the liquid refrigerants isolated by described separator, throttling is processed further.
Further, described heat exchanger is also connected with the air entry of described compressor, for by described throttling segregation apparatuss
It is delivered in described compressor after the gaseous coolant heat exchange isolated.
Further, described heat exchanger includes：
First heat exchanging pipe, the air vent of the compressor described in inlet communication of described first heat exchanging pipe, described first changes
The outlet of pipe line is connected with described condenser；
Second heat exchanging pipe, the second outlet of the separator described in inlet communication of described second heat exchanging pipe, described second
The air entry of compressor described in the outlet of heat exchanging pipe.
Further, the air entry of described compressor is connected with suction line；Wherein,
The described suction line outlet with the outlet of described vaporizer, the second heat exchanging pipe respectively, so that described steaming
Send out after the coolant that the coolant of device output exported with described second heat exchanging pipe mixes and enter back into the air entry of described compressor.
Further, described heat exchanger adopts plate type heat exchanger.
Further, shell and tube exchanger selected by described vaporizer；Finned heat exchanger selected by described condenser.
Further, described first throttle valve, second throttle are all using electric expansion valve.
On the other hand, embodiments of the invention provide a kind of refrigeration plant, and wherein, described refrigeration plant includes any of the above-described
Coolant circulating system described in.
Compared with prior art, a kind of coolant circulating system of the present invention and refrigeration plant at least have following beneficial effect
Really：
Coolant circulating system provided in an embodiment of the present invention, on the one hand passes through setting one section between condenser and vaporizer
Flow splitting device, carries out throttling decrease temperature and pressure and processes, to decrease temperature and pressure to the middle temperature high-pressure liquid coolant being exported by condenser
The vaporific liquid refrigerants obtaining after reason carries out gas-liquid separation, guarantees that coolant is pure liquid before entering vaporizer as far as possible, cold to solve
There is the phenomenon of liquid shwoot bubble in matchmaker's blood circulation in throttling process.On the other hand, by arranging a heat exchanger, using section
The gaseous coolant that flow splitting device is isolated carries out preliminary heat exchange to the gaseous coolant that compressor is discharged, the exhaust outlet of compressor making
The high temperature and high pressure gas priority of output is throttled, thus improve the supercool of coolant after have passed through heat exchange twice (cooling) again
Degree, solves the phenomenon that coolant circulating system has liquid shwoot bubble in throttling process further, reduces coolant in copper
Resistance in pipe, optimizes each loop of vaporizer and divides liquid, effectively reduces the bad aerodynamic noise of coolant circulating system presence.
Further, coolant circulating system provided in an embodiment of the present invention passes through using first throttle valve to defeated by condenser
The middle temperature high-pressure liquid coolant going out carries out the decrease temperature and pressure process that throttles；Vaporific to obtain after decrease temperature and pressure process using separator
Liquid refrigerants carries out gas-liquid separation.Ensure that coolant enters before vaporizer with simple structure is pure liquid as far as possible, thus solving
There is the phenomenon of liquid shwoot bubble in coolant circulating system in throttling process.
Further, the coolant circulating system that the present embodiment provides passes through on the basis of first throttle valve, separator again
One second throttle is set so as to decrease temperature and pressure that the low-temp low-pressure liquid refrigerants isolated by separator is throttled further
Reason, increases the degree of supercooling of coolant, so that the probability flash steam in liquid refrigerants is substantially reduced further, thus excellent further
Change each loop of vaporizer and divided liquid, effectively improve the bad aerodynamic noise of coolant circulating system presence.
Further, the coolant circulating system that the present embodiment provides is connected with the air entry of compressor by making heat exchanger,
To be delivered to after the throttling gaseous coolant heat exchange isolated of segregation apparatuss in compressor so that coolant make full use of it is ensured that
The coolant quantity of system.
On the other hand, the embodiment of the present invention provide a kind of refrigeration plant, due to this refrigeration plant adopt described above
Coolant circulating system, thus to optimize that the frequent drag losses of refrigeration plant is big, tonequality is bad, system capability is not enough etc. common ask
Topic.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention,
And can be practiced according to the content of description, below with presently preferred embodiments of the present invention and coordinate accompanying drawing describe in detail as after.
Brief description
Fig. 1 is the structural representation of coolant circulating system of the prior art；
Fig. 2 is a kind of structural representation of coolant circulating system that embodiments of the invention provide；
Fig. 3 is the pressure-enthalpy chart of control volume in a kind of coolant circulating system that embodiments of the invention provide.
Specific embodiment
For further illustrating that the present invention is to reach technological means and effect that predetermined goal of the invention is taken, below in conjunction with
Accompanying drawing and preferred embodiment, to the specific embodiment of foundation the present patent application, structure, feature and its effect, describe in detail such as
Afterwards.In the following description, what different " embodiment " or " embodiment " referred to is not necessarily same embodiment.Additionally, one or many
Special characteristic in individual embodiment, structure or feature can be combined by any suitable form.
Embodiment 1
As shown in Fig. 2 a kind of coolant circulating system that the present embodiment proposes, specifically, this coolant circulating system includes：Pressure
Contracting machine 21, condenser 22, vaporizer 26, throttling segregation apparatuss and heat exchanger 27.Wherein, the row of condenser 22 and compressor 21
QI KOU connects, and the high pressure gaseous coolant level pressure for discharging compressor 21 is cooled to middle temperature high-pressure liquid coolant.Throttling
Segregation apparatuss are connected with condenser 22, vaporizer 26 respectively, to carry out to the middle temperature high-pressure liquid coolant being exported by condenser 22
Throttling processes (that is, decrease temperature and pressure is processed), obtains the vaporific liquid refrigerants (moist steam of low-temp low-pressure；Now, liquid refrigerants is in
Two-phase section)；Throttling segregation apparatuss carry out gas-liquid separation to vaporific liquid refrigerants further, obtain low-temp low-pressure liquid refrigerants and satisfy
With steam (gaseous coolant).Wherein, low-temp low-pressure liquid refrigerants is used for being delivered in vaporizer 26.The outlet of vaporizer 26 and pressure
The air entry connection of contracting machine 21；After low-temp low-pressure liquid refrigerants heats up into low-pressure gaseous coolant in vaporizer 26, then it is back to
After the suction end of compressor 21, repeat above-mentioned circulation.Heat exchanger 27 is arranged to one heat-exchange end and is used for connecting compressor 21
Air vent and condenser 22；Another heat-exchange end is connected with throttling segregation apparatuss, so that the gaseous state isolated by throttling segregation apparatuss
Coolant carries out heat exchange with the gaseous coolant discharged by compressor 21 in heat exchanger 27.
On the one hand, the coolant circulating system that the present embodiment provides passes through setting one section between condenser 22 and vaporizer 26
Flow splitting device, carries out throttling decrease temperature and pressure and processes, to decrease temperature and pressure to the middle temperature high-pressure liquid coolant being exported by condenser 22
The vaporific liquid refrigerants obtaining after process carries out gas-liquid separation, is pure liquid to guarantee that coolant enters before vaporizer 26 as far as possible, solution
There is the phenomenon of liquid shwoot bubble in coolant circulating system of having determined in throttling process.
On the other hand, the coolant circulating system that the present embodiment provides passes through to arrange a heat exchanger 27, is separated using throttling and fills
Put the gaseous coolant isolated and preliminary heat exchange is carried out to the gaseous coolant that compressor is discharged, so that compressor 21 air vent is discharged
High temperature and high pressure gas priority have passed through heat exchange twice (cooling) after throttled again, which enhance the degree of supercooling of coolant, enter
One step solves the phenomenon that coolant circulating system has liquid shwoot bubble in throttling process, and reduces coolant in copper pipe
In resistance, optimize each loop of vaporizer and divide liquid, effectively reduce coolant circulating system presence bad aerodynamic noise.In addition,
The coolant circulating system that the present embodiment provides passes through using throttling what the gaseous coolant isolated of segregation apparatuss was discharged to compressor
Gaseous coolant carries out preliminary heat exchange, also a saving the energy.
Embodiment 2
The present embodiment provides a kind of coolant circulating system, compared with a upper embodiment, as shown in Fig. 2 the section of the present embodiment
Flow splitting device includes first throttle valve 23 and separator 24.Wherein, the import of first throttle valve 23 is connected with condenser 22, uses
In throttling process is carried out to the middle temperature high-pressure liquid coolant being exported by condenser 22, obtain the vaporific liquid refrigerants of low-temp low-pressure (wet
Steam).The import of separator 24 and the outlet of first throttle valve 23, enter for the vaporific liquid refrigerants after throttling is processed
Row gas-liquid separation, obtains low-temp low-pressure liquid refrigerants and saturated vapor (gaseous coolant).Wherein, separator 24 has for exporting
The first outlet of low-temp low-pressure liquid refrigerants and the second outlet for exporting saturated vapor；Wherein, first outlet and vaporizer
26 connections.Second outlet is connected with heat exchanger 27.
The coolant circulating system that the present embodiment provides passes through using first throttle valve 23 to the middle temperature being exported by condenser 22
High-pressure liquid coolant carries out the decrease temperature and pressure process that throttles；Cold to the vaporific liquid obtaining after decrease temperature and pressure process using separator 24
Matchmaker carries out gas-liquid separation.Ensure that coolant enters before vaporizer 26 with simple structure is pure liquid as far as possible, thus solving cold
There is the phenomenon of liquid shwoot bubble in matchmaker's blood circulation in throttling process.
Embodiment 3
The present embodiment provides a kind of coolant circulating system, compared with above-described embodiment, as shown in Fig. 2 the present embodiment coolant
Throttling segregation apparatuss in blood circulation also include second throttle 25.Wherein, second throttle 25 is arranged on connection separator
24 and vaporizer 26 pipeline on, for throttling is carried out further to the low-temp low-pressure liquid refrigerants isolated by separator 24
Reason.
In liquid refrigerants, the generation of flash steam depends primarily on the temperature of coolant in liquid pipe, comes from the physical property state of coolant
See, residing for liquid, pressure is higher, its boiling point is higher.The coolant circulating system that the present embodiment provides passes through in heat exchanger 27, condensation
One second throttle 25 is set on the basis of device 22, first throttle valve 23 and separator 24 again so as to separate to by separator 24
The low-temp low-pressure liquid refrigerants going out carries out the decrease temperature and pressure process that throttles again, further increases the degree of supercooling of coolant, makes liquid
The probability flash steam in coolant substantially reduces, thus optimizing each loop of vaporizer further to divide liquid, effectively improves cold
The bad aerodynamic noise that matchmaker's blood circulation exists.
Embodiment 4
The present embodiment provides a kind of coolant circulating system, compared with above-described embodiment, as shown in Fig. 2 the present embodiment coolant
Heat exchanger 27 in blood circulation is connected with the second outlet of separator 24, and heat exchanger 27 also connects the air-breathing of compressor 21
Mouthful.Here, the steam that heat exchanger 27 is additionally operable to isolate separator 24 is delivered in compressor 21 after heating up.By so setting
Put, new gas can be supplemented it is ensured that the coolant quantity of coolant circulating system, lift system performance for system.
It is preferred that heat exchanger 27 includes the first heat exchanging pipe and the second heat exchanging pipe.Wherein, the import of the first heat exchanging pipe
The air vent of connection compressor 21, the outlet of the first heat exchanging pipe is connected with condenser 22.The inlet communication of the second heat exchanging pipe
The second outlet of separator 24, the air entry of the outlet compressor 21 of the second heat exchanging pipe.
It is preferred that compressor 21 air inlet of coolant circulating system is connected with an air inlet pipeline, wherein, the second heat exchanging pipe
Outlet, the outlet of vaporizer 26 all connected with this air inlet pipeline.So that the coolant of vaporizer 26 output and the second heat exchanging pipe
The air entry of compressor 21 is entered back into after the coolant mixing of output.
It is preferred that the heat exchanger 27 in the present embodiment adopts plate type heat exchanger.
The present embodiment, by above-mentioned setting, makes cryogenic gaseous coolant cooling down high-temperature gaseous coolant and itself is heated up,
Make full use of heat exchange, improve efficiency.Last cryogenic gaseous coolant after heat exchange with the gaseous coolant out through vaporizer 26
Mixing enters back in compressor 21 so as to make full use of the coolant quantity it is ensured that system.
Fig. 3 is the pressure-enthalpy chart of control volume in coolant circulating system；Control volume in this refers to condenser, throttling separates and fills
Put, the pipeline (as shown in dotted line frame in Fig. 2) of heat exchanger and its connection.As shown in Fig. 2 the High Temperature High Pressure discharged by compressor 21
After gaseous coolant enters condenser 22, (process 33-34 in a heat exchange, such as Fig. 3) is cooled down by level pressure, is condensed into middle temperature high pressure
Liquid refrigerants.Subsequently, liquid refrigerants passes through first throttle valve 23 blood pressure lowering, and the pressure and temperature of middle temperature high-pressure liquid coolant is all significantly
Reduce (process 34-35 as in Fig. 3)；Liquid refrigerants now is in two-phase section, belongs to moist steam.In order to ensure refrigerant import
Mass dryness fraction, arranges a separator 24 after first throttle valve 23, and the moist steam flowing in separator 24 is induced one in heat exchanger 27
Cooling itself is heated up the state point 32 in Fig. 3 by the high pressure gaseous coolant of compressor 21 air vent discharge
(process 35 to 32 as in Fig. 3), this process is secondary heat exchange.The liquid refrigerants isolated by separator 24 is through the second throttling
Valve 25 is further depressurized (process 36 to 37 as in Fig. 3) and enters in vaporizer afterwards, and this process is due to refrigerant temperature and pressure
Power reduces further, and probability flash steam substantially reduces.Finally, the gaseous coolant being obtained by separator through heat exchange,
And be mixed into after the state 33 in Fig. 3 with the gaseous coolant (state 31 as in Fig. 3) of vaporizer output, it is transported to compressor
21 air entry.
Embodiment 5
The present embodiment provides a kind of refrigeration plant, and the refrigeration plant in the present embodiment is included described in any of the above-described embodiment
Coolant circulating system.
Refrigeration plant in the present embodiment is mainly refrigerator, refrigerator-freezer, wine cabinet and water purifier.
The coolant circulating system described in any of the above-described embodiment being adopted due to the refrigeration plant in the present embodiment, thus excellent
The FAQs such as the frequent drag losses of refrigeration plant is big, tonequality is bad, system capability is not enough are changed.
To sum up, a kind of coolant circulating system provided in an embodiment of the present invention and refrigeration plant improve in coolant circulating system
The degree of supercooling of coolant, solves the phenomenon of liquid refrigerants shwoot bubble during throttling；In addition, being separated by the segregation apparatuss that throttle
Gaseous coolant can be system supplement new gas, lift system performance.
The above, be only presently preferred embodiments of the present invention, and not the present invention is made with any pro forma restriction, according to
Any simple modification, equivalent variations and modification above example made according to the technical spirit of the present invention, all still falls within this
In the range of bright technical scheme.
Claims (10)
1. a kind of coolant circulating system is it is characterised in that described coolant circulating system includes：
Compressor；
Condenser, described condenser is connected with the air vent of described compressor；
Vaporizer, described vaporizer is connected with the air entry of described compressor；
Throttling segregation apparatuss, for being throttled by the coolant that described condenser exports and the detached process of gas-liquid；
Heat exchanger, is arranged to one heat-exchange end and is used for connecting described exhaust outlet of compressor and condenser；Another heat-exchange end and institute
State throttling segregation apparatuss connection so that by the described throttling gaseous coolant isolated of segregation apparatuss with discharged by described compressor
Gaseous coolant carries out heat exchange in described heat exchanger.
2. coolant circulating system according to claim 1 is it is characterised in that described throttling segregation apparatuss include：
First throttle valve, the import of described first throttle valve is connected with described condenser, for being exported by described condenser
Liquid refrigerants carries out throttling process；
The outlet of separator, the import of described separator and described first throttle valve, for obtain after throttling is processed
Vaporific liquid refrigerants carries out gas-liquid separation；
Wherein, described separator has first outlet for exporting liquid refrigerants and goes out for exporting the second of gaseous coolant
Mouthful；Wherein, described first outlet is connected with described vaporizer；Described second outlet is connected with described heat exchanger.
3. coolant circulating system according to claim 2 is it is characterised in that described throttling segregation apparatuss also include second section
Stream valve, wherein,
Described second throttle is arranged on the pipeline of first outlet for connecting described separator and described vaporizer, is used for
To the liquid refrigerants isolated by described separator, throttling is processed further.
4. coolant circulating system according to claim 1 and 2 it is characterised in that described heat exchanger also with described compressor
Air entry connection, for being delivered to after the described throttling gaseous coolant heat exchange isolated of segregation apparatuss in described compressor.
5. coolant circulating system according to claim 4 is it is characterised in that described heat exchanger includes：
First heat exchanging pipe, the air vent of the compressor described in inlet communication of described first heat exchanging pipe, described first heat exchanger tube
The outlet on road is connected with described condenser；
Second heat exchanging pipe, the second outlet of the separator described in inlet communication of described second heat exchanging pipe, described second heat exchange
The air entry of compressor described in the outlet of pipeline.
6. coolant circulating system according to claim 5 is it is characterised in that the air entry of described compressor is connected with air-breathing
Pipeline；Wherein,
The described suction line outlet with the outlet of described vaporizer, the second heat exchanging pipe respectively, so that described vaporizer
The coolant of output enters back into the air entry of described compressor with the coolant of described second heat exchanging pipe output after mixing.
7. coolant circulating system according to claim 1 is it is characterised in that described heat exchanger adopts plate type heat exchanger.
8. coolant circulating system according to claim 1 is it is characterised in that shell and tube exchanger selected by described vaporizer；
Finned heat exchanger selected by described condenser.
9. coolant circulating system according to claim 3 is it is characterised in that described first throttle valve, second throttle are equal
Using electric expansion valve.
10. a kind of refrigeration plant is it is characterised in that the coolant that described refrigeration plant is included described in any one of claim 1-9 follows
Loop systems.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610934343.4A CN106403412A (en) | 2016-10-25 | 2016-10-25 | Refrigerant circulatory system and refrigeration equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610934343.4A CN106403412A (en) | 2016-10-25 | 2016-10-25 | Refrigerant circulatory system and refrigeration equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106403412A true CN106403412A (en) | 2017-02-15 |
Family
ID=58011962
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610934343.4A Pending CN106403412A (en) | 2016-10-25 | 2016-10-25 | Refrigerant circulatory system and refrigeration equipment |
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| Country | Link |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062580A (en) * | 2017-03-21 | 2017-08-18 | 珠海格力电器股份有限公司 | It is a kind of to reduce the control method and multi-gang air-conditioner of noise of indoor unit of air conditioner |
| CN107475053A (en) * | 2017-09-26 | 2017-12-15 | 遵义市永胜金属设备有限公司 | A kind of wine brewing cooler |
| CN107606812A (en) * | 2017-10-31 | 2018-01-19 | 沈志宏 | Composite refrigeration system |
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| JPH1114167A (en) * | 1997-06-23 | 1999-01-22 | Matsushita Electric Ind Co Ltd | Air conditioner |
| CN202581553U (en) * | 2011-12-12 | 2012-12-05 | 海尔集团公司 | Air conditioner system |
| CN102954631A (en) * | 2012-11-26 | 2013-03-06 | 海信科龙电器股份有限公司 | Refrigerating system |
| CN206160578U (en) * | 2016-10-25 | 2017-05-10 | 珠海格力电器股份有限公司 | Refrigerant cycle system and refrigeration plant |
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Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH1114167A (en) * | 1997-06-23 | 1999-01-22 | Matsushita Electric Ind Co Ltd | Air conditioner |
| CN202581553U (en) * | 2011-12-12 | 2012-12-05 | 海尔集团公司 | Air conditioner system |
| CN102954631A (en) * | 2012-11-26 | 2013-03-06 | 海信科龙电器股份有限公司 | Refrigerating system |
| CN206160578U (en) * | 2016-10-25 | 2017-05-10 | 珠海格力电器股份有限公司 | Refrigerant cycle system and refrigeration plant |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062580A (en) * | 2017-03-21 | 2017-08-18 | 珠海格力电器股份有限公司 | It is a kind of to reduce the control method and multi-gang air-conditioner of noise of indoor unit of air conditioner |
| CN107475053A (en) * | 2017-09-26 | 2017-12-15 | 遵义市永胜金属设备有限公司 | A kind of wine brewing cooler |
| CN107606812A (en) * | 2017-10-31 | 2018-01-19 | 沈志宏 | Composite refrigeration system |
| CN107606812B (en) * | 2017-10-31 | 2023-05-02 | 沈志宏 | Composite refrigeration system |
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