CN108344214A - The method for exhausting of exhaust apparatus, refrigerated air-conditioning system and incoagulable gas - Google Patents

The method for exhausting of exhaust apparatus, refrigerated air-conditioning system and incoagulable gas Download PDF

Info

Publication number
CN108344214A
CN108344214A CN201710058660.9A CN201710058660A CN108344214A CN 108344214 A CN108344214 A CN 108344214A CN 201710058660 A CN201710058660 A CN 201710058660A CN 108344214 A CN108344214 A CN 108344214A
Authority
CN
China
Prior art keywords
low
evaporative condenser
conditioning system
condenser
outlet
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.)
Granted
Application number
CN201710058660.9A
Other languages
Chinese (zh)
Other versions
CN108344214B (en
Inventor
苏秀平
李金良
王利
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
York Wuxi Air Conditioning and Refrigeration Co Ltd
Johnson Controls Technology Co
Original Assignee
York Wuxi Air Conditioning and Refrigeration Co Ltd
Johnson Controls Technology Co
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by York Wuxi Air Conditioning and Refrigeration Co Ltd, Johnson Controls Technology Co filed Critical York Wuxi Air Conditioning and Refrigeration Co Ltd
Priority to CN201710058660.9A priority Critical patent/CN108344214B/en
Priority to PCT/IB2018/050372 priority patent/WO2018134789A1/en
Publication of CN108344214A publication Critical patent/CN108344214A/en
Application granted granted Critical
Publication of CN108344214B publication Critical patent/CN108344214B/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28HEAT EXCHANGE IN GENERAL
    • F28DHEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D7/00Heat-exchange apparatus having stationary tubular conduit assemblies for both heat-exchange media, the media being in contact with different sides of a conduit wall
    • 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
    • F25B43/00Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat
    • F25B43/04Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for withdrawing non-condensible gases
    • F25B43/043Arrangements for separating or purifying gases or liquids; Arrangements for vaporising the residuum of liquid refrigerant, e.g. by heat for withdrawing non-condensible gases for compression type systems
    • 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
    • F25B45/00Arrangements for charging or discharging refrigerant
    • 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
    • F25B2339/00Details of evaporators; Details of condensers
    • F25B2339/02Details of evaporators
    • F25B2339/024Evaporators with refrigerant in a vessel in which is situated a heat exchanger
    • F25B2339/0242Evaporators with refrigerant in a vessel in which is situated a heat exchanger having tubular elements
    • 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
    • F25B2341/00Details of ejectors not being used as compression device; Details of flow restrictors or expansion valves
    • F25B2341/001Ejectors not being used as compression device
    • F25B2341/0012Ejectors with the cooled primary flow at high pressure
    • 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
    • F25B2345/00Details for charging or discharging refrigerants; Service stations therefor
    • F25B2345/001Charging refrigerant to a cycle
    • 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
    • F25B2345/00Details for charging or discharging refrigerants; Service stations therefor
    • F25B2345/002Collecting refrigerant from a cycle
    • 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
    • F25B2345/00Details for charging or discharging refrigerants; Service stations therefor
    • F25B2345/003Control issues for charging or collecting refrigerant to or from a cycle
    • 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
    • F25B2345/00Details for charging or discharging refrigerants; Service stations therefor
    • F25B2345/006Details for charging or discharging refrigerants; Service stations therefor characterised by charging or discharging valves

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Mechanical Engineering (AREA)
  • Thermal Sciences (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Analytical Chemistry (AREA)
  • Power Engineering (AREA)
  • Air Conditioning Control Device (AREA)
  • Air-Conditioning For Vehicles (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

The present invention provides a kind of exhaust apparatus and its method for the incoagulable gas in refrigerated air-conditioning system to be discharged.Exhaust apparatus includes evaporative condenser, it isolates liquid refrigerants and incoagulable gas by being condensed the mixed gas of the gaseous coolant come out from refrigeration system and incoagulable gas, and the liquid refrigerants of separation is introduced into refrigeration system, the incoagulable gas of separation is discharged.The method includes evaporative condenser process, exhaust process and discharge opeing process.The present invention can prevent incoagulable gas from being gathered in the condenser of refrigerated air-conditioning system, and thereby help to maintain the condensing pressure in condenser, ensure the refrigerating capacity and efficiency of air-conditioning refrigeration system, it is made safely and efficiently to run.

Description

The method for exhausting of exhaust apparatus, refrigerated air-conditioning system and incoagulable gas
Technical field
This patent disclosure relates generally to field of Refrigeration and Air-conditioning, more particularly, to arrange the incoagulable gas in refrigerated air-conditioning system The device and discharge method gone out.
Background technology
Traditional refrigerated air-conditioning system includes compressor, four big component of condenser, throttling set and evaporator, cold for making Matchmaker circulates wherein, to complete refrigeration cycle by the state change of refrigerant.Object to be cooled is guided to lead to Pervaporation device, and heat exchange is carried out with the low temperature refrigerant in evaporator, it is cooled to achieve the purpose that.
For certain refrigerated air-conditioning systems for using low pressure refrigerant (such as R123, R1233zd), at runtime can The low-pressure area of some subatmospheric power is formed in internal system.Air may penetrate into these low-pressure areas inside refrigeration system In, and the incoagulable gas in air can gather within the condenser, lead to condenser degradation of heat exchange performance, it is empty to reduce refrigeration The refrigerating capacity of adjusting system;Meanwhile therefore the condensing pressure in system can also increase, condensation temperature increases, and further results in compression Machine delivery temperature increases, and power consumption increases, and the efficiency of refrigerated air-conditioning system reduces.In addition, due to excessive discharge temperature, may lead The lubricating oil carbonization for causing compressor, influences lubricant effect, stuck compressor or may burn compressor electric motor when serious.
Therefore, it for the refrigerated air-conditioning system using low pressure refrigerant, needs aperiodically to detach and be discharged into and is Incoagulable gas in system, to solve the above technical problems.
Invention content
According to the first aspect of the invention, the present invention provides a kind of incoagulability gas for being discharged in refrigerated air-conditioning system The exhaust apparatus of body comprising:Evaporative condenser, the evaporative condenser are shell-and-tube heat exchanger, the evaporative condenser packet Include shell-side and pipe side, shell-side/pipe that the mixed gas of the incoagulable gas and gaseous coolant passes through the evaporative condenser Low-temperature receiver in side, with pipe side/shell-side carries out heat exchange, to which the mixed gas is separated into liquid refrigerants and incoagulability gas Body.
According to the exhaust apparatus of above-mentioned first aspect, the evaporative condenser include mixed gas entrance, liquid outlet and Gas vent, the mixed gas entrance are used for for introducing the mixed gas, the liquid outlet by the liquid of the separation State refrigerant is introduced into the refrigerated air-conditioning system, and the incoagulable gas discharge that the gas vent is used to detach;The steaming The condenser that feels cold further includes low-temperature receiver entrance and low-temperature receiver outlet, and the low-temperature receiver entrance is for introducing low-temperature receiver, and the low-temperature receiver outlet is for arranging Go out low-temperature receiver.
According to the exhaust apparatus of above-mentioned first aspect, the evaporative condenser low-temperature receiver entrance connects with the refrigerated air-conditioning system It is logical, a part for the low temperature refrigerant in the refrigerated air-conditioning system is introduced into the evaporative condenser, using as the row The low-temperature receiver of device of air;And the evaporative condenser low-temperature receiver outlet is connected to the refrigerated air-conditioning system, will enter the steaming The refrigerant to feel cold in condenser is led back in the refrigerated air-conditioning system.
Further include injector according to the exhaust apparatus of above-mentioned first aspect, the injector includes high pressure source inlet, liquid Entrance and injector outlet, the high pressure source inlet is connected to the refrigerated air-conditioning system, by the height in refrigerated air-conditioning system A part for pressure refrigerant is introduced into the injector, and the liquid inlet is connected to the liquid outlet of the evaporative condenser, institute It states injector outlet to be connected to the refrigerated air-conditioning system, so that the liquid refrigerants of evaporative condenser separation passes through injector It leads back in the refrigerated air-conditioning system.
According to the exhaust apparatus of above-mentioned first aspect, further include:Low-temperature receiver inlet control valve, by the cold of the evaporative condenser Source inlet is connected to low-temperature receiver;The mixed gas entrance of the evaporative condenser is connected to described by mixed gas air intake control valve In refrigerated air-conditioning system;The liquid outlet of the evaporative condenser is connected to by discharge opeing control valve with the refrigerated air-conditioning system;With And gas exhausting valve, the gas outlet in the evaporative condenser is set.
Further include additional throttling set according to the exhaust apparatus of above-mentioned first aspect, is arranged in the evaporative condenser Low-temperature receiver entrance and refrigerated air-conditioning system between;Injector, the injector include high pressure source inlet, liquid inlet and injector Outlet, the high pressure source inlet are connected to the refrigerated air-conditioning system, and the injector outlet connects with the refrigerated air-conditioning system It is logical;The low-temperature receiver outlet of the evaporative condenser is connected to the liquid inlet of the injector by low-temperature receiver discharge control valve;Drain control The liquid outlet of the evaporative condenser is connected to the liquid inlet of the injector by valve processed, so that the evaporation is cold The liquid refrigerants detached in condenser can be led back by injector in the refrigerated air-conditioning system.
Further include high-voltage power supply control valve according to the exhaust apparatus of above-mentioned first aspect, the high pressure in the injector is set Between source inlet and the refrigerated air-conditioning system.
According to the second aspect of the invention, the present invention provides a kind of refrigeration air-conditioning units, including:Evaporator, the steaming It includes evaporator inlet and evaporator outlet to send out device;Compressor, the compressor include suction port of compressor and compressor outlet, institute Suction port of compressor is stated to be connected to the evaporator outlet;Condenser, the condenser include condenser inlet and condensator outlet, The condenser inlet is connected to the compressor outlet;Throttling set, the throttling set include throttling set entrance and section Device outlet is flowed, the throttling set entrance is connected to the condensator outlet, the throttling set outlet and the evaporator Entrance is connected to;It is characterized in that, further including the exhaust apparatus according to any one of claim 1-7, wherein the evaporation The mixed gas entrance of condenser is connected to the condenser, the liquid outlet of the evaporative condenser and the refrigeration air-conditioner system The low-pressure side of system is connected to.
According to the refrigerated air-conditioning system of above-mentioned second aspect, the mixed gas entrance of the evaporative condenser is connected to described The top of condenser, so that the evaporative condenser entrance is connected to the condenser.
According to the refrigerated air-conditioning system of above-mentioned second aspect, low-temperature receiver entrance and the throttling set of the evaporative condenser Outlet;And the low-temperature receiver outlet of the evaporative condenser is connected to the compressor air suction mouth or the evaporator.
According to the third aspect of the invention we, the present invention provides it is a kind of by the refrigerated air-conditioning system of such as second aspect not The method of solidifying property gas discharge, the method includes:Evaporative condenser process, during the evaporative condenser, by the refrigeration The mixed gas of gaseous coolant and incoagulable gas composition in the condenser of air-conditioner set introduces the pipe of the evaporative condenser Side/shell-side, and low-temperature receiver is introduced to shell-side/pipe side of the evaporative condenser, to described be mixed by the evaporative condenser The gaseous coolant closed in gas is condensed into liquid refrigerants, and thereby incoagulable gas is separated from the mixed gas; The liquid refrigerants that the evaporative condenser detaches is discharged into the refrigerated air-conditioning system by discharge opeing process in the discharge opeing process Low-pressure side in;And exhaust process, in the exhaust process, incoagulable gas that the pipe evaporative condenser is separated Discharge.
According to the method for the above-mentioned third aspect, the low-temperature receiver is low to be come out from the throttling set of the refrigeration air-conditioning unit Warm refrigerant.
Exhaust apparatus according to the present invention and its method can be by the mixed gas of gaseous coolant and incoagulable gas from sky It is drawn in the refrigeration system of adjusting system, and by incoagulability gas by the gaseous coolant in mixed gas is condensed into liquid refrigerants Body is detached and is discharged from gaseous mixture head.The present invention can prevent incoagulable gas in the condenser of refrigerated air-conditioning system as a result, Middle accumulation, and thereby help to maintain the condensing pressure in condenser, ensure the refrigerating capacity and efficiency of air-conditioning refrigeration system, makes it Safely and efficiently run.
Description of the drawings
Fig. 1 shows the main composition schematic diagram of traditional refrigerated air-conditioning system;
Fig. 2 shows one embodiment of exhaust apparatus of the present invention;
Fig. 3 shows the refrigerated air-conditioning system with exhaust apparatus shown in Fig. 2;
Fig. 4 A-4C show the process of the discharge incoagulable gas of the refrigerated air-conditioning system in Fig. 3;
Fig. 5 shows another embodiment of exhaust apparatus of the present invention;
Fig. 6 shows the refrigerated air-conditioning system with exhaust apparatus shown in fig. 5;
Fig. 7 A-7C show the process of the discharge incoagulable gas of the refrigerated air-conditioning system in Fig. 6.
Specific implementation mode
The various specific implementation modes of the present invention are described below with reference to the attached drawing for constituting this specification part. In the conceived case, the identical or similar reference numeral used in the present invention refers to identical or corresponding component.
Traditional refrigerated air-conditioning system is introduced referring initially to Fig. 1.As shown in Figure 1, refrigerated air-conditioning system 100 includes mainly Evaporator 110, compressor 120, condenser 130 and throttling set 140, they connect into a closed system by pipeline, and It is filled with refrigerant in systems.Specifically, as shown in Figure 1, evaporator 110 includes entrance 110a and outlet 110b, compressor 120 include entrance 120a and outlet 120b, and condenser 130 includes entrance 130a and outlet 130b, and throttling set 140 includes entrance 140a and outlet 140b.These components are connected by pipeline as follows:The entrance 120a of compressor 120 is connected to evaporator The entrance 130a of 110 outlet 110b, condenser 130 are connected to the outlet 120b of compressor 120, the entrance of throttling set 140 140a is connected to the outlet 130b of condenser 130, and the outlet 140b of throttling set 140 is connected to the entrance of evaporator 110 110a.Hollow arrow in Fig. 1 indicates trend of the refrigerant in refrigerated air-conditioning system.In process of refrigerastion, throttling set 140 will By condenser 130 highly pressurised liquid coolant throttle, make its pressure reduction;Low pressure refrigerant in the evaporator 110 with cooled pair As (arrow out in Fig. 1 into the arrow of evaporator 110 and from evaporator 110 indicates the object such as chilled water that is cooled Trend) heat exchange occurs, the heat for absorbing the object that is cooled is vaporized and evaporates;The refrigerant steam generated is vaporized by compressor 120 suckings, are discharged with high pressure after compression;The high pressure gaseous refrigerant that compressor 120 is discharged is in the condenser 130 and environment Medium (enter condenser 130 in Fig. 1 and indicate the trend of surrounding medium such as cooling water from the arrow of condenser 130 out) carries out Heat exchange releases heat and is liquefied and condenses;High temperature refrigerant liquid again flows through throttling set 140 and is depressured.So week and It renews, generates continuous cooling effect.
In refrigerated air-conditioning system 100 shown in Fig. 1, if the refrigerant used for low pressure refrigerant, such as R123, R1233zd Deng, then had in condenser 130 from air incoagulable gas accumulation.For this purpose, the exhaust apparatus of the present invention is by incoagulability Gas is exported from condenser 130.But due in condenser 130 there is also gaseous coolant, led by incoagulable gas Gaseous coolant can be exported while going out.Therefore, exhaust apparatus of the invention is first by the mixing of gaseous coolant and incoagulable gas Object detaches, and then sends the refrigerant of separation back to refrigeration system, and by the incoagulable gas vented exhaust system of separation to big compression ring In border.
Fig. 2 show exhaust apparatus according to an embodiment of the invention, and wherein arrow indicates the trend of low-temperature receiver.Such as Fig. 2 Shown, in this embodiment, exhaust apparatus 200 includes evaporative condenser 210, and evaporative condenser 210 is shell-and-tube heat exchanger, Including pipe side 214 and shell-side 218.Wherein, one of pipe side and shell-side be used to accommodate incoagulable gas in refrigeration system and The mixed gas of gaseous coolant, and the other of pipe side and shell-side be for accommodating low-temperature receiver so that mixed gas can with it is cold Source carries out heat exchange, to which mixed gas is separated into liquid refrigerants and incoagulable gas, in order to which incoagulable gas is independent Discharge.In order to facilitate illustrating and be conveniently described below in detail, in fig. 2, by shell-side 218 for accommodating low-temperature receiver, and by pipe side 214 Mixed gas for accommodating incoagulable gas and gaseous coolant.However, it will be understood by those skilled in the art that Fig. 2 is only One example, by pipe side for accommodating low-temperature receiver, and the mixed gas that shell-side is used to accommodate incoagulable gas and gaseous coolant is same Sample can realize the function of evaporative condenser.
Still as shown in Fig. 2, pipe side 214 includes mixed gas entrance 214a, liquid outlet 214b and gas vent 214c, Mixed gas entrance 214a is used to be introduced into the mixed gas of the incoagulable gas and gaseous coolant that are discharged in refrigerated air-conditioning system, liquid Body outlet 214b is for the liquid refrigerants detached in pipe side 214 to be transmitted back in refrigerated air-conditioning system, and gas vent 214c Incoagulable gas discharge for will be detached in pipe side 214.Shell-side 218 includes that low-temperature receiver entrance 218a and low-temperature receiver export 218b, Low-temperature receiver entrance 218a is used to low-temperature receiver introducing shell-side 218, and low-temperature receiver exports low-temperature receivers of the 218b for that will introduce from 218 row of shell-side Go out.
Exhaust apparatus 200 can also include injector 230, and injector 230 can be at the liquid outlet 214b of pipe side 214 Negative pressure is generated, so that the liquid refrigerants detached in pipe side 214 is inhaled into injector 230, and be discharged by injector 230.However it needs It should be noted that exhaust apparatus 200 can not also be equipped with injector 230, in the case where being not provided with injector 230, pipe side 214 The liquid refrigerants of middle separation can also be discharged.It is intended merely to accelerate the liquid refrigerants of the separation in pipe side 214 using injector 230 Discharge.As shown in Fig. 2, injector 230 includes high pressure source inlet 231, liquid inlet 232 and injector outlet 233, high-voltage power supply enters Mouth 231 by high-voltage power supply for introducing injector 230, and liquid inlet 232 is connected to the liquid outlet 214b of pipe side 214, and injection Device outlet 233 is connected with the low-pressure side of refrigerated air-conditioning system.
Still as shown in Fig. 2, evaporative condenser low-temperature receiver entrance 218a, mixed gas entrance 214a and injector 230 231 upstream of high pressure source inlet be respectively equipped with low-temperature receiver control valve 270, mixed gas air intake control valve 240 and high-voltage power supply control valve 250, it is respectively used to the entrance of control gas and/or liquid.Exhaust control is additionally provided at the gas vent 214c of evaporative condenser Valve 260 processed, the discharge of the on-condensible gas for controlling separation.In addition, in the liquid inlet of injector 230 232 and shell-side 214 Discharge opeing control valve 280 is additionally provided between liquid outlet 214b
According to one of which embodiment as mentioned in the embodiment of figure 2, for providing cold for evaporative condenser 210 Low-temperature receiver uses a part of low temperature refrigerant in refrigerated air-conditioning system, using exhaust apparatus and the refrigeration air-conditioner system of this embodiment The connection type of system is as shown in Figure 3.It should be noted that being steamed when being used as using a part of low temperature refrigerant in refrigerated air-conditioning system Feel cold condenser 210 low-temperature receiver when, finally need to lead back to this part refrigerant in refrigerated air-conditioning system, to maintain refrigeration air-conditioner system The total amount of refrigerant remains unchanged in system so that refrigerated air-conditioning system being capable of normal operation.However, principle according to the present invention, is adopted The incoagulability in embodiment discharge refrigerated air-conditioning system as shown in Figure 2 can also be utilized with the low-temperature receiver other than refrigerated air-conditioning system Gas.
The row is introduced with reference to the refrigerated air-conditioning system 100 ' shown in Fig. 3 with exhaust apparatus 200 shown in Fig. 2 Connection type of the device of air 200 in refrigerated air-conditioning system 100 '.As shown in figure 3, the low-temperature receiver entrance 218a of evaporative condenser 210 Be connected to the outlet 140b ' of the throttling set 140 ' of refrigerated air-conditioning system 100 ', low-temperature receiver control valve 270 be connected to the above two it Between.The refrigerant come out from throttling set 140 ' is low temperature refrigerant, can be that evaporative condenser 210 provides enough colds.Evaporation The mixed gas entrance 214a of condenser 210 is connected to the condenser 130 ' of refrigerated air-conditioning system 100 ', and mixed gas is into gas control Valve 240 processed is connected between the above two.As a preferred embodiment, the mixed gas entrance of evaporative condenser 210 214a is connected to the top of the condenser 130 ' of refrigerated air-conditioning system 100 ', since incoagulable gas accumulates in condenser 130 ' Top, therefore this connection type is more advantageous to incoagulable gas discharge from condenser 130 '.The low-temperature receiver of evaporative condenser 210 Outlet 218b is connected to the evaporator 110 ' of refrigerated air-conditioning system, and the refrigerant come out from shell-side 218 is transmitted back to refrigeration air-conditioner In system.It is worth noting that, the low-temperature receiver outlet 218b of evaporative condenser 210 can also be with the entrance 120a ' of compressor 120 ' The refrigerant come out from shell-side 218 is transmitted back in refrigerated air-conditioning system by connection.The high pressure entry 231 of injector 230 and refrigeration The high-pressure side (the outlet 120b ' of such as compressor 120 ') of air-conditioning system is connected to, and the high pressure for that will be come out from compressor 120 ' is cold The part of matchmaker is introduced into injector 230, as the working gas of injector 230.High-voltage power supply control valve 250 is arranged in height Between potential source entrance 231 and the outlet 120b ' of compressor 120 '.The low-pressure side of injector outlet 233 and refrigerated air-conditioning system is (such as Evaporator 110 ') connection, the liquid refrigerants separated by evaporative condenser 210 is transmitted back in refrigerated air-conditioning system.
As shown in Figure 3 using a part of low temperature refrigerant of refrigerated air-conditioning system 100 ' itself as the cold of exhaust apparatus 200 Source, it is no longer necessary to a set of independent cooling system individually be arranged for exhaust apparatus 200, thus enable that the component of exhaust system more To simplify so that the structure of entire air-conditioning system is more compact.
It is how to utilize row with reference to specifically being introduced shown in Fig. 4 A-4C using refrigerated air-conditioning system 100 ' shown in Fig. 3 Incoagulable gas is discharged in device of air 200, and in each figure, hollow arrow represents refrigerant and filled in refrigerated air-conditioning system and exhaust Trend in setting.By and large, the course of work of exhaust apparatus is divided into three phases, i.e., evaporative condenser process, discharge opeing process and Exhaust process, wherein evaporative condenser process are to detach incoagulable gas from its mixed gas with gaseous coolant to realize Out, discharge opeing process is in order to which the refrigerant of separation to be transmitted back in refrigerated air-conditioning system, and exhaust process is to isolate Incoagulable gas be discharged in ambient air.Incoagulable gas is discharged from refrigerated air-conditioning system using exhaust apparatus in the present invention Method is also embodied in the course of work being described below.
Fig. 4 A show evaporative condenser process.During evaporative condenser, low-temperature receiver control valve 270 and mixed gas are into gas control Valve 240 processed is opened, and remaining valve, i.e. high-voltage power supply control valve 250, gas exhausting valve 260 and discharge opeing control valve 280 are turned off. The low temperature refrigerant come out from the outlet 140b ' of throttling set 140 ' is divided into two-way, and refrigerant enters evaporator 110 ' and steamed all the way Hair, another way refrigerant enters through low-temperature receiver control valve 270 is used as low-temperature receiver in shell-side 218.The incoagulability gas gathered in condenser 130 ' Know from experience with the gaseous coolant in condenser 130 ' as together with mixed gas into pipe side 214, and with the low temperature in shell-side 218 Refrigerant carries out heat exchange, so that the gaseous coolant in mixed gas is condensed into liquid refrigerants.It is condensed and isolates Liquid refrigerants is stored in 214 bottom of pipe side, and the incoagulable gas isolated is stored in 214 top of pipe side, thus by incoagulability Gas is separated with refrigerant.And the low temperature refrigerant in shell-side 218 is then evaporated by above-mentioned heat exchange becomes gas, and via shell The low-temperature receiver outlet 218b of side 218 enters in evaporator 110 '.
Fig. 4 B show discharge opeing process.When the liquid refrigerants in pipe side 214 reach a certain height, that is, open drain Journey.In discharge opeing process, high-voltage power supply control valve 250 and discharge opeing control valve 280 are opened, and remaining valve, i.e. low-temperature receiver control valve 270, mixed gas air intake control valve 240 and gas exhausting valve 260 are turned off.At this point, going out from the outlet 120b ' of compressor 120 ' The high pressure refrigerant come enters through high-voltage power supply control valve 250 in injector 230, by the ejector action of injector 230 by pipe side 214 The liquid refrigerants of middle storage is drawn, and is discharged into evaporator 110 ' via injector 230.
Fig. 4 C show exhaust process.In exhaust process, gas exhausting valve 260 is opened, and remaining valve, i.e. low-temperature receiver control Valve 270, mixed gas air intake control valve 240, high-voltage power supply control valve 250 and discharge opeing control valve 280 processed are turned off.At this point, shell-side Incoagulable gas in 214 is discharged by gas exhausting valve 260 in ambient air.
The present invention also provides another embodiments of exhaust apparatus, as shown in figure 5, wherein arrow indicates walking for low-temperature receiver To.In this embodiment, exhaust apparatus 300 includes evaporative condenser 310 similar with exhaust apparatus 200, exhaust apparatus 300 with The main distinction of exhaust apparatus 200 shown in Fig. 2 is that exhaust apparatus 300 is provided in the upstreams low-temperature receiver entrance 318a of pipe side 318 One additional throttling set 370, the temperature for further decreasing low-temperature receiver before low-temperature receiver enters shell-side 318, to carry The condensation number of high evaporative condenser.
Exhaust apparatus 300 can also accelerate liquid refrigerants from evaporation as exhaust apparatus 200 using injector 330 It is discharged in condenser 310.The low-temperature receiver of exhaust apparatus 300 can also use the refrigerant of refrigerated air-conditioning system itself, that is, will be from refrigeration Low-temperature receiver of the part for the refrigerant that the throttling set of air-conditioning system comes out as exhaust apparatus.When using refrigerated air-conditioning system itself Refrigerant as low-temperature receiver when, due to enter shell-side 318 in low-temperature receiver refrigerant have passed through two throttling set (i.e. refrigerated air-conditioning systems Throttling set and exhaust apparatus 300 in additional throttling set 370), therefore its pressure will be less than refrigerated air-conditioning system it is low Press the refrigerant pressure in side.In this case, if sending the refrigerant as low-temperature receiver in shell-side 318 back to refrigerated air-conditioning system Low-pressure side (entrance of such as evaporator or compressor) in, need increase auxiliary pumping equipment could realize.The auxiliary drain fills Injector 330 shown in fig. 5 can be selected by setting.At this point it is possible to realize two functions simultaneously with injector 330, both it is used as shell-side 318 auxiliary pumping equipment, and the drain for accelerating pipe side 314.In order to realize above-mentioned two function, need in shell-side 318 A control valve, i.e. low-temperature receiver discharge control valve are respectively set between injector 330 and between pipe side 314 and injector 330 390 and discharge opeing control valve 380, the condensation evaporation process and discharge opeing process of exhaust apparatus 300 could be kept apart (this in this way It can find out from the course of work of exhaust apparatus 300 described below).
In addition, it is similar to exhaust apparatus 200 shown in Fig. 2, it also is provided with gas exhaust inspecting in exhaust apparatus 300 shown in fig. 5 Valve 360, mixed gas air intake control valve 340 and high-voltage power supply control valve 350.
Fig. 6 shows the refrigerated air-conditioning system 100 " with exhaust apparatus 300 shown in fig. 5, exhaust apparatus 300 and refrigeration The connection type of air-conditioning system 100 " is similar to the connection type of exhaust apparatus 200 and refrigerated air-conditioning system 100 ', herein no longer It is described in detail.
Since exhaust apparatus 300 is than exhaust apparatus more than 200 two control valves (i.e. low-temperature receiver discharge control valve 390 and drains Control valve 380), therefore the course of work and refrigeration of incoagulable gas are discharged using exhaust apparatus 300 for refrigerated air-conditioning system 100 " Air-conditioning system 100 ' is slightly had using the on off state that each control valve in the course of work of incoagulable gas is discharged in exhaust apparatus 200 Difference, therefore for the sake of clarity, exhaust apparatus is used with reference to refrigerated air-conditioning system 100 " is specifically introduced shown in Fig. 7 A-7C The course of work of 300 discharge incoagulable gas.Still, in each figure, hollow arrow represents refrigerant in refrigeration system and exhaust Trend in device, the course of work of exhaust apparatus are divided into three phases, i.e., evaporative condenser process, discharge opeing process and were vented Journey.
Fig. 7 A show evaporative condenser process.During evaporative condenser, adds throttling set 370 and open, mixed gas Air intake control valve 340, high-voltage power supply control valve 350 and low-temperature receiver discharge control valve 390 are also opened, and discharge opeing control valve 380 and exhaust Control valve 360 is closed.The low temperature refrigerant come out from the outlet 140b " of throttling set 140 " is divided into two-way, and refrigerant enters steaming all the way Hair device 110 " is evaporated, and after another way refrigerant is via 370 further reducing pressure by regulating flow of additional throttling set, becomes lower temperature Two-phase refrigerant, and enter and be used as low-temperature receiver in shell-side 318.The incoagulable gas gathered in condenser 130 " can in condenser 130 " Gaseous coolant as mixed gas together enter pipe side 314 in, and in shell-side 318 low temperature refrigerant carry out heat exchange, from And the gaseous coolant in mixed gas is made to be condensed into liquid refrigerants.The liquid refrigerants for being condensed and detaching is stored in pipe side 314 bottoms, and the incoagulable gas detached is stored in 314 top of pipe side, thus separates incoagulable gas and refrigerant.And Low temperature refrigerant in shell-side 318 is then evaporated by above-mentioned heat exchange becomes gas, and then, from the outlet of compressor 120 " The high pressure refrigerant that 120b " comes out enters via high-voltage power supply control valve 350 in injector 330, in the ejector action of injector 330 Under, the gaseous coolant in shell-side 318 enters the evaporator 110 " of refrigerated air-conditioning system via injector 330, and it is empty to return to refrigeration In adjusting system.
Fig. 7 B show discharge opeing process.When the liquid refrigerants in pipe side 314 reach a certain height, that is, open drain Journey.In discharge opeing process, high-voltage power supply control valve 350, low-temperature receiver discharge control valve 390 and discharge opeing control valve 380 are opened, and building-out section Stream device 370, mixed gas air intake control valve 340 and gas exhausting valve 360 are turned off.At this point, from the outlet of compressor 120 " The high pressure refrigerant that 120b " comes out enters through high-voltage power supply control valve 350 in injector 330, will by the ejector action of injector 330 The liquid refrigerants stored in pipe side 314 is drawn, and is discharged into evaporator 110 " via injector 330.
Fig. 7 C show exhaust process.In exhaust process, gas exhausting valve 360 is opened, and remaining valve, i.e. building-out section Flow device 370, mixed gas air intake control valve 340, high-voltage power supply control valve 350, low-temperature receiver discharge control valve 390 and drain control Valve 380 is turned off.At this point, the incoagulable gas in pipe side 314 is discharged by gas exhausting valve 360 in ambient air.
Exhaust apparatus 300 shown in fig. 5 is compared with exhaust apparatus 200 shown in Fig. 2, due to further reduced into steaming Feel cold condenser low-temperature receiver temperature, therefore be more advantageous to improve exhaust apparatus efficiency.
It can see from the course of work of above-mentioned exhaust apparatus 200 and 300, exhaust apparatus and refrigerated air-conditioning system itself Refrigeration system together forms a closed system, and the refrigeration that the refrigerant in refrigeration system had both executed refrigerated air-conditioning system is followed Ring, while again cold is provided for separation incoagulable gas as the low-temperature receiver of exhaust apparatus.Also, the high pressure in refrigeration system is cold Matchmaker can also help the refrigerant into exhaust apparatus to return in refrigeration system as high-voltage power supply.Using the exhaust apparatus of these modes, Entire refrigerated air-conditioning system is not only compact in structure, but also can realize centralized control.
It is worth noting that, exhaust apparatus does not need to work always in the operational process of refrigerated air-conditioning system, but Work is just opened when only the accumulated amount of incoagulable gas within the condenser being needed to reache a certain level.The drain of exhaust apparatus Journey and exhaust process also need not always be carried out when exhaust apparatus works, but only when in evaporative condenser liquid refrigerants and Incoagulable gas just needs to open the two processes when storing to a certain extent.
In addition, the present invention also provides the methods that condensed gas is discharged from the condenser of refrigerated air-conditioning system.Above-mentioned side Method uses the exhaust apparatus by taking Fig. 2 and Fig. 5 as an example to realize, and shown in the above method Fig. 2 and Fig. 5 for being also described in detail above Exhaust apparatus the course of work in be illustrated.
Although present invention is described for the specific implementation mode shown in refer to the attached drawing, but it is to be understood that not Away from present invention teach that spirit and scope and background under, exhaust apparatus of the invention and its method for exhausting can there are many variations Form.Art technology those of ordinary skill will additionally appreciate different modes to change in disclosed embodiment of this invention CONSTRUCTED SPECIFICATION, but these change each fall within the present invention and spirit and scope by the claims in.

Claims (12)

1. a kind of exhaust apparatus, the incoagulable gas for being discharged in refrigerated air-conditioning system, which is characterized in that including:
Evaporative condenser, the evaporative condenser are shell-and-tube heat exchanger, and the evaporative condenser includes shell-side and pipe side, described The mixed gas of incoagulable gas and gaseous coolant is and cold in pipe side/shell-side by shell-side/pipe side of the evaporative condenser Source carries out heat exchange, to which the mixed gas is separated into liquid refrigerants and incoagulable gas.
2. exhaust apparatus according to claim 1, which is characterized in that
The evaporative condenser includes mixed gas entrance, liquid outlet and gas vent, and the mixed gas entrance is for drawing Entering the mixed gas, the liquid outlet is used to the liquid refrigerants of the separation being introduced into the refrigerated air-conditioning system, and The incoagulable gas discharge that the gas vent is used to detach;The evaporative condenser further includes that low-temperature receiver entrance and low-temperature receiver go out Mouthful, the low-temperature receiver entrance is for introducing low-temperature receiver, and the low-temperature receiver outlet is for being discharged low-temperature receiver.
3. exhaust apparatus according to claim 2, which is characterized in that
The evaporative condenser low-temperature receiver entrance is connected to the refrigerated air-conditioning system, by the low temperature in the refrigerated air-conditioning system A part for refrigerant is introduced into the evaporative condenser, using the low-temperature receiver as the exhaust apparatus;And
The evaporative condenser low-temperature receiver outlet is connected to the refrigerated air-conditioning system, will be entered cold in the evaporative condenser Matchmaker leads back in the refrigerated air-conditioning system.
4. exhaust apparatus according to claim 3, which is characterized in that further include injector, the injector includes high pressure Source inlet, liquid inlet and injector outlet, the high pressure source inlet is connected to the refrigerated air-conditioning system, by refrigeration air-conditioner A part for high pressure refrigerant in system is introduced into the injector, the liquid discharge of the liquid inlet and the evaporative condenser Mouth connection, the injector outlet is connected to the refrigerated air-conditioning system, so that the liquid refrigerants of evaporative condenser separation It is led back in the refrigerated air-conditioning system by injector.
5. exhaust apparatus according to claim 4, which is characterized in that further include:
The low-temperature receiver entrance of the evaporative condenser is connected to low-temperature receiver by low-temperature receiver inlet control valve;
The mixed gas entrance of the evaporative condenser is connected to the refrigerated air-conditioning system by mixed gas air intake control valve In;
The liquid outlet of the evaporative condenser is connected to by discharge opeing control valve with the refrigerated air-conditioning system;And
The gas outlet in the evaporative condenser is arranged in gas exhausting valve.
6. exhaust apparatus according to claim 2, which is characterized in that further include:
Additional throttling set is arranged between the low-temperature receiver entrance and refrigerated air-conditioning system of the evaporative condenser;
Injector, the injector include high pressure source inlet, liquid inlet and injector outlet, the high pressure source inlet with it is described Refrigerated air-conditioning system is connected to, and the injector outlet is connected to the refrigerated air-conditioning system;
The low-temperature receiver outlet of the evaporative condenser is connected to the liquid inlet of the injector by low-temperature receiver discharge control valve;
The liquid outlet of the evaporative condenser is connected to the liquid inlet of the injector by discharge opeing control valve, so that The liquid refrigerants detached in the evaporative condenser can be led back by injector in the refrigerated air-conditioning system.
7. exhaust apparatus according to claim 5 or 6, which is characterized in that further include:
High-voltage power supply control valve is arranged between the high pressure source inlet and the refrigerated air-conditioning system of the injector.
8. a kind of refrigeration air-conditioning unit, including:
Evaporator, the evaporator include evaporator inlet and evaporator outlet;
Compressor, the compressor include suction port of compressor and compressor outlet, and the suction port of compressor goes out with the evaporator Mouth connection;
Condenser, the condenser include condenser inlet and condensator outlet, and the condenser inlet goes out with the compressor Mouth connection;
Throttling set, the throttling set include that throttling set entrance and throttling set export, the throttling set entrance and institute Condensator outlet connection is stated, the throttling set outlet is connected to the evaporator inlet;
It is characterized in that, further including the exhaust apparatus according to any one of claim 1-7, wherein the evaporative condenser The mixed gas entrance of device is connected to the condenser, the liquid outlet of the evaporative condenser and the refrigerated air-conditioning system Low-pressure side is connected to.
9. refrigeration air-conditioning unit according to claim 8, which is characterized in that
The mixed gas entrance of the evaporative condenser is connected to the top of the condenser, so that the evaporative condenser entrance It is connected to the condenser.
10. refrigeration air-conditioning unit according to claim 8, which is characterized in that
The low-temperature receiver entrance of the evaporative condenser and the throttling set outlet;And
The low-temperature receiver outlet of the evaporative condenser is connected to the compressor air suction mouth or the evaporator.
11. a kind of method by the incoagulable gas discharge in refrigeration air-conditioning unit as claimed in claim 8, feature exists In, the method includes:
Evaporative condenser process, during the evaporative condenser, by the gaseous coolant in the condenser of the refrigeration air-conditioning unit Pipe side/shell-side of the evaporative condenser is introduced with the mixed gas of incoagulable gas composition, and low-temperature receiver is introduced into the evaporation The shell-side of condenser/pipe side, to which the gaseous coolant in the mixed gas is condensed into liquid by the evaporative condenser Refrigerant, and thereby incoagulable gas is separated from the mixed gas;
The liquid refrigerants that the evaporative condenser detaches is discharged into the refrigeration air-conditioner by discharge opeing process in the discharge opeing process In the low-pressure side of system;With
Exhaust process, in the exhaust process, the incoagulable gas that the pipe evaporative condenser is separated is discharged.
12. according to the method for claim 11, which is characterized in that
The low-temperature receiver is the low temperature refrigerant come out from the throttling set of the refrigeration air-conditioning unit.
CN201710058660.9A 2017-01-23 2017-01-23 Exhaust device, refrigeration air-conditioning system and exhaust method of non-condensable gas Active CN108344214B (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201710058660.9A CN108344214B (en) 2017-01-23 2017-01-23 Exhaust device, refrigeration air-conditioning system and exhaust method of non-condensable gas
PCT/IB2018/050372 WO2018134789A1 (en) 2017-01-23 2018-01-22 Gas discharge device, refrigeration and air conditioning system, and method for discharging non-condensable gas

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710058660.9A CN108344214B (en) 2017-01-23 2017-01-23 Exhaust device, refrigeration air-conditioning system and exhaust method of non-condensable gas

Publications (2)

Publication Number Publication Date
CN108344214A true CN108344214A (en) 2018-07-31
CN108344214B CN108344214B (en) 2020-03-17

Family

ID=61148278

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201710058660.9A Active CN108344214B (en) 2017-01-23 2017-01-23 Exhaust device, refrigeration air-conditioning system and exhaust method of non-condensable gas

Country Status (2)

Country Link
CN (1) CN108344214B (en)
WO (1) WO2018134789A1 (en)

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109682119A (en) * 2019-01-28 2019-04-26 天津商业大学 A kind of evaporation coil of the efficient liquid separation function of band
CN110260436A (en) * 2019-07-11 2019-09-20 珠海格力电器股份有限公司 air conditioning system and air conditioning system control method
CN110822774A (en) * 2018-08-09 2020-02-21 麦克维尔空调制冷(武汉)有限公司 Refrigerant purification system and heat exchange system comprising same
CN111981628A (en) * 2020-07-27 2020-11-24 珠海格力电器股份有限公司 Simple and effective refrigerant separation and purification system, control method and air conditioning unit
US11686515B2 (en) 2018-12-03 2023-06-27 Carrier Corporation Membrane purge system
US11913693B2 (en) 2018-12-03 2024-02-27 Carrier Corporation Enhanced refrigeration purge system
US11911724B2 (en) 2018-12-03 2024-02-27 Carrier Corporation Enhanced refrigeration purge system
US11976860B2 (en) 2018-12-03 2024-05-07 Carrier Corporation Enhanced refrigeration purge system

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IT202000011326A1 (en) * 2020-05-15 2021-11-15 Sime S R L APPARATUS AND METHOD FOR LIMITING WORKING FLUID LOSSES IN A REFRIGERATING PLANT
CN116324309B (en) * 2020-09-28 2023-10-24 三菱电机楼宇解决方案株式会社 Refrigerant recovery system and refrigerant recovery method

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB387028A (en) * 1930-09-12 1933-02-02 Bbc Brown Boveri & Cie Improvements in and relating to refrigerating plants
JP2001050618A (en) * 1999-08-06 2001-02-23 Mitsubishi Heavy Ind Ltd Noncondensable gas extraction unit and refrigerator having the same
JP2006038346A (en) * 2004-07-27 2006-02-09 Ebara Refrigeration Equipment & Systems Co Ltd Refrigerating machine
JP2008128535A (en) * 2006-11-20 2008-06-05 Ebara Refrigeration Equipment & Systems Co Ltd Bleeder for compression type refrigerating machine
JP2014037169A (en) * 2012-08-13 2014-02-27 Calsonic Kansei Corp Air conditioner for vehicle
CN104864645A (en) * 2014-02-26 2015-08-26 荏原冷热系统株式会社 Compression refrigerating machine
CN105910318A (en) * 2016-04-19 2016-08-31 上海理工大学 Compression condensation system with ejector

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5031410A (en) * 1990-02-21 1991-07-16 American Standard Inc. Refrigeration system thermal purge apparatus
US10539352B2 (en) * 2013-05-02 2020-01-21 Carrier Corporation Compressor bearing cooling via purge unit
CN106322805B (en) * 2015-07-10 2020-11-17 开利公司 Refrigeration system and purification method thereof

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB387028A (en) * 1930-09-12 1933-02-02 Bbc Brown Boveri & Cie Improvements in and relating to refrigerating plants
JP2001050618A (en) * 1999-08-06 2001-02-23 Mitsubishi Heavy Ind Ltd Noncondensable gas extraction unit and refrigerator having the same
JP2006038346A (en) * 2004-07-27 2006-02-09 Ebara Refrigeration Equipment & Systems Co Ltd Refrigerating machine
JP2008128535A (en) * 2006-11-20 2008-06-05 Ebara Refrigeration Equipment & Systems Co Ltd Bleeder for compression type refrigerating machine
JP2014037169A (en) * 2012-08-13 2014-02-27 Calsonic Kansei Corp Air conditioner for vehicle
CN104864645A (en) * 2014-02-26 2015-08-26 荏原冷热系统株式会社 Compression refrigerating machine
CN105910318A (en) * 2016-04-19 2016-08-31 上海理工大学 Compression condensation system with ejector

Cited By (11)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN110822774A (en) * 2018-08-09 2020-02-21 麦克维尔空调制冷(武汉)有限公司 Refrigerant purification system and heat exchange system comprising same
US11686515B2 (en) 2018-12-03 2023-06-27 Carrier Corporation Membrane purge system
US11913693B2 (en) 2018-12-03 2024-02-27 Carrier Corporation Enhanced refrigeration purge system
US11911724B2 (en) 2018-12-03 2024-02-27 Carrier Corporation Enhanced refrigeration purge system
US11976860B2 (en) 2018-12-03 2024-05-07 Carrier Corporation Enhanced refrigeration purge system
CN109682119A (en) * 2019-01-28 2019-04-26 天津商业大学 A kind of evaporation coil of the efficient liquid separation function of band
CN109682119B (en) * 2019-01-28 2024-03-29 天津商业大学 Evaporation coil pipe with efficient liquid separation function
CN110260436A (en) * 2019-07-11 2019-09-20 珠海格力电器股份有限公司 air conditioning system and air conditioning system control method
CN110260436B (en) * 2019-07-11 2023-09-05 珠海格力电器股份有限公司 Air conditioning system and air conditioning system control method
CN111981628A (en) * 2020-07-27 2020-11-24 珠海格力电器股份有限公司 Simple and effective refrigerant separation and purification system, control method and air conditioning unit
CN111981628B (en) * 2020-07-27 2022-03-04 珠海格力电器股份有限公司 Simple and effective refrigerant separation and purification system, control method and air conditioning unit

Also Published As

Publication number Publication date
CN108344214B (en) 2020-03-17
WO2018134789A1 (en) 2018-07-26

Similar Documents

Publication Publication Date Title
CN108344214A (en) The method for exhausting of exhaust apparatus, refrigerated air-conditioning system and incoagulable gas
CN105579787B (en) Freezing cycle device
CN107763910A (en) The method for exhausting of exhaust apparatus, refrigeration air-conditioning unit and incoagulable gas
US20050016193A1 (en) Cooling system
CN202757337U (en) Screw type refrigeration compressor unit for economizer
US20130186128A1 (en) Chiller
US20170307251A1 (en) Atmospheric water generator
US10920760B2 (en) Air compressor having an oil separator, an oil cooler, first and second evaporators, and wherein intake air and the oil are simultaneously cooled in the first and second evaporators
KR102266401B1 (en) Device for an air conditioning system of a motor vehicle and method for operating the device
CN107036319A (en) Refrigerating circulatory device
CN106225319A (en) A kind of double evaporating temperatures refrigeration and heat pump air conditioner unit and the method for back-heating type non-azeotropic mixed working medium
CN205641301U (en) Heat pump type air conditioning system
CN108344084A (en) The method for exhausting of exhaust apparatus, refrigerated air-conditioning system and incoagulable gas
CN206648347U (en) A kind of two-stage superposition type absorption/compression composite refrigeration cycle system
CN110455000A (en) Novel energy-conserving noise reduction cooling cycle system
US20130061628A1 (en) Chiller
CN104676935B (en) refrigerating circulation device
CN107120860A (en) Step evaporation of water formula aircraft floor air conditioner group
CN209355524U (en) A kind of cold and hot energy utility system
CN209246473U (en) Injection system and air conditioning system
CN107339821A (en) Air source heat pump system with heat reclamation device
CN110530079A (en) Oil separator with oil cooling function and water chilling unit
CN205980563U (en) Plasma quick -frozen machine refrigerating system
CN205448417U (en) Heat exchange system
CN109556320B (en) Compression/injection composite double-evaporation type temperature and humidity independent control air conditioning system

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination
GR01 Patent grant
GR01 Patent grant