CN104101133B - Compressor air-discharging system and method for exhausting thereof - Google Patents
Compressor air-discharging system and method for exhausting thereof Download PDFInfo
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Abstract
The invention discloses a kind of compressor air-discharging system and gas extraction system thereof, this system includes compressor, the condenser being connected with compressor and vaporizer and the throttling arrangement between condenser and vaporizer and cross valve, throttling arrangement and cross valve are respectively arranged on the both sides of condenser and vaporizer, the coil pipe for heat exchange it is provided with in compressor, coil pipe includes coil pipe import and coil outlets, the side that coil pipe import is positioned at throttling arrangement respectively at condenser and vaporizer is connected to form the first branch road and the second branch road, coil outlets is connected with cross valve, compressor is provided with the air vent and air entry being connected with cross valve, exhaust ports is provided with temperature measuring equipment.Compressor air-discharging system of the present invention and method for exhausting either refrigeration mode thereof or refrigeration mode, can reduce delivery temperature, it is ensured that the safety of compressor and life-span as requested, improves the energy efficiency index of system；And compressor and air conditioner modifying technique are simple, low cost.
Description
Technical field
The present invention relates to air-conditioning exhaust technique field, particularly relate to a kind of compressor air-discharging system optimizing delivery temperature and method for exhausting thereof.
Background technology
The delivery temperature of compressor is always one of most important parameter of air conditioning system.Too high delivery temperature, not only affects cooling and warming ability and the energy efficiency index of whole air conditioning system, it is easier to have adverse effect on the life-span of compressor.So being work important in compressor development process in the range of the delivery temperature of control compressor is rational at one.
Wherein, high exhaust temperature is bigger to the adverse effect of compressor, how to decline the delivery temperature of low compression machine in severe bad border, outdoor, is the improvement direction of compressor all the time.For helical-lobe compressor machine, the more commonly used method be the mode utilizing Liquid injection cooling to reduce delivery temperature, but for light duty compressor, compressor exhaust temperature and compressor performance can not well be improved.
Therefore, for above-mentioned technical problem, it is necessary to provide a kind of compressor air-discharging system and method for exhausting thereof, to overcome drawbacks described above.
Summary of the invention
In view of this, it is an object of the invention to provide a kind of compressor air-discharging system that can optimize delivery temperature and method for exhausting thereof.
To achieve these goals, the technical scheme that the embodiment of the present invention provides is as follows:
A kind of compressor air-discharging system, described system includes compressor, the condenser being connected with compressor and vaporizer and the throttling arrangement between condenser and vaporizer and cross valve, described throttling arrangement and cross valve are respectively arranged on the both sides of condenser and vaporizer, the coil pipe for heat exchange it is provided with in described compressor, coil pipe includes coil pipe import and coil outlets, the side that described coil pipe import is positioned at throttling arrangement respectively at condenser and vaporizer is connected to form the first branch road and the second branch road, described coil outlets is connected with cross valve, described compressor is provided with the air vent and air entry being connected with cross valve, described exhaust ports is provided with temperature measuring equipment.
As a further improvement on the present invention, described first branch road and the second branch road are respectively equipped with the first electromagnetic valve and the second electromagnetic valve, the first electromagnetic valve and the second electromagnetic valve and control the first branch road and the connection of the second branch road or closedown respectively.
As a further improvement on the present invention, described compressor includes compression chamber and the suction muffler being connected with compression chamber, and described air vent and coil pipe are located on compression chamber, and air entry is located on suction muffler.
As a further improvement on the present invention, described first branch road and the second branch road two ends with described throttling arrangement respectively are connected.
As a further improvement on the present invention, coil outlets is connected with cross valve by air entry, and described cross valve includes:
The first port being connected with described air vent；
The second port being connected with described condenser one end；
The 3rd port being connected with described air entry and coil outlets；
And the 4th port being connected with described vaporizer one end；
Wherein, described cross valve inner first end mouth and the second port, the 3rd port and the 4th port are respectively connected with, or the first port and the 4th port, the second port and the 3rd port are respectively connected with.
Correspondingly, the method for exhausting of a kind of compressor air-discharging system, described method includes:
S11, making air vent be connected with condenser one end, coil outlets is connected with vaporizer one end, closes the first electromagnetic valve and the second electromagnetic valve；
S12, the gas air vent from compression chamber is discharged, and sequentially passes through condenser, throttling arrangement, vaporizer and air entry, eventually enters into suction muffler；
S13, the actual exhaust air temperature of acquisition exhaust outlet of compressor, it is judged that whether default delivery temperature is less than actual exhaust air temperature, if, open the first electromagnetic valve, second electromagnetic valve remains turned-off, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor；If it is not, the first electromagnetic valve and the second electromagnetic valve remain turned-off.
Correspondingly, the method for exhausting of another kind of compressor air-discharging system, described method includes:
S21, making air vent be connected with vaporizer one end, coil outlets is connected with condenser one end, closes the first electromagnetic valve and the second electromagnetic valve；
S22, the gas air vent from compression chamber is discharged, and sequentially passes through vaporizer, throttling arrangement, condenser and air entry, eventually enters into suction muffler；
S23, the actual exhaust air temperature of acquisition exhaust outlet of compressor, it is judged that whether default delivery temperature is less than actual exhaust air temperature, if, open the second electromagnetic valve, first electromagnetic valve remains turned-off, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor；If it is not, the first electromagnetic valve and the second electromagnetic valve remain turned-off.
Compressor air-discharging system of the present invention and method for exhausting thereof have the advantages that
Either refrigeration mode or refrigeration mode, can reduce delivery temperature, it is ensured that the safety of compressor and life-span as requested；
The energy efficiency index of system can be improved by the delivery temperature reducing compressor；
Compressor and air conditioner modifying technique are simple；
With low cost, the improvement of system only need to weld coil pipe and electromagnetic valve.
Accompanying drawing explanation
In order to be illustrated more clearly that the embodiment of the present invention or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in describing below is only some embodiments described in the present invention, for those of ordinary skill in the art, on the premise of not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the module diagram of compressor air-discharging system in prior art；
Fig. 2 is the module diagram of compressor air-discharging system in the embodiment of the invention；
Fig. 3 is the perspective view of compressor in the embodiment of the invention.
Detailed description of the invention
The invention discloses a kind of compressor air-discharging system, including compressor, the condenser being connected with compressor and vaporizer and the throttling arrangement between condenser and vaporizer and cross valve, throttling arrangement and cross valve are respectively arranged on the both sides of condenser and vaporizer, the coil pipe for heat exchange it is provided with in compressor, coil pipe includes coil pipe import and coil outlets, the side that coil pipe import is positioned at throttling arrangement respectively at condenser and vaporizer is connected to form the first branch road and the second branch road, coil outlets is connected with cross valve, compressor is provided with the air vent and air entry being connected with cross valve, exhaust ports is provided with temperature measuring equipment.
Preferably, the first branch road and the second branch road are respectively equipped with the first electromagnetic valve and the second electromagnetic valve, the first electromagnetic valve and the second electromagnetic valve and control the connection on the first branch road and the second branch road or closedown respectively.
Preferably, compressor includes compression chamber and the suction muffler being connected with compression chamber, and air vent and coil pipe are located on compression chamber, and air entry is located on suction muffler.
Preferably, described first branch road and the second branch road two ends with described throttling arrangement respectively are connected.
Preferably, coil outlets is connected with cross valve by air entry, and cross valve includes:
The first port being connected with air vent；
The second port being connected with condenser one end；
The 3rd port being connected with air entry and coil outlets；
And the 4th port being connected with vaporizer one end；
Wherein, cross valve inner first end mouth and the second port, the 3rd port and the 4th port are respectively connected with, or the first port and the 4th port, the second port and the 3rd port are respectively connected with.
The invention also discloses the method for exhausting of a kind of compressor air-discharging system, including:
S11, making air vent be connected with condenser one end, coil outlets is connected with vaporizer one end, closes the first electromagnetic valve and the second electromagnetic valve；
S12, the gas air vent from compression chamber is discharged, and sequentially passes through condenser, throttling arrangement, vaporizer and air entry, eventually enters into suction muffler；
S13, the actual exhaust air temperature of acquisition exhaust outlet of compressor, it is judged that whether default delivery temperature is less than actual exhaust air temperature, if, open the first electromagnetic valve, second electromagnetic valve remains turned-off, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor；If it is not, the first electromagnetic valve and the second electromagnetic valve remain turned-off.
The invention also discloses the method for exhausting of another kind of compressor air-discharging system, including:
S21, making air vent be connected with vaporizer one end, coil outlets is connected with condenser one end, closes the first electromagnetic valve and the second electromagnetic valve；
S22, the gas air vent from compression chamber is discharged, and sequentially passes through vaporizer, throttling arrangement, condenser and air entry, eventually enters into suction muffler；
S23, the actual exhaust air temperature of acquisition exhaust outlet of compressor, it is judged that whether default delivery temperature is less than actual exhaust air temperature, if, open the second electromagnetic valve, first electromagnetic valve remains turned-off, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor；If it is not, the first electromagnetic valve and the second electromagnetic valve remain turned-off.
Compared with prior art, compressor air-discharging system of the present invention and method for exhausting either refrigeration mode thereof or refrigeration mode, can reduce delivery temperature as requested, it is ensured that the safety of compressor and life-span, improve the energy efficiency index of system；And compressor and air conditioner modifying technique are simple, low cost.
For the technical scheme making those skilled in the art be more fully understood that in the present invention, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is only a part of embodiment of the present invention rather than whole embodiments.Based on the embodiment in the present invention, the every other embodiment that those of ordinary skill in the art are obtained under not making creative work premise, all should belong to the scope of protection of the invention.
Ginseng Fig. 1 show the module diagram of compressor air-discharging system in prior art, it includes condenser 2 ' that compressor 1 ' is connected and vaporizer 3 ' and the throttling arrangement 4 ' between condenser 2 ' and vaporizer 3 ' and cross valve 5 ' with compressor 1 ', and throttling arrangement 4 ' and cross valve 5 ' are respectively arranged on the both sides of condenser 2 ' and vaporizer 3 '.
Compressor 1 ' includes compression chamber 11 ' and the suction muffler 12 ' being connected with compression chamber 11 ', and compression chamber 11 ' is provided with air vent 111 ', and suction muffler 12 ' is provided with air entry 121 '.
When system is refrigeration mode, gas is discharged from air vent 111 ', enters condenser 2 ', throttling arrangement 4 ' and vaporizer 3 ', then enter suction muffler 12 ' through cross valve 5 ' by air entry 121 ' after cross valve 5 '；
When system is heating mode, gas is discharged from air vent 111 ', enters vaporizer 3 ', throttling arrangement 4 ' and condenser 2 ', then enter suction muffler 12 ' through cross valve 5 ' by air entry 121 ' after cross valve 5 '.
Ginseng Fig. 2 show the module diagram of compressor air-discharging system in the embodiment of the invention, it also includes that compressor 1, the condenser 2 being connected with compressor 1 and vaporizer 3 and the throttling arrangement between condenser 2 and vaporizer 34 and cross valve 5, throttling arrangement 4 and cross valve 5 are respectively arranged on condenser 2 and the both sides of vaporizer 3.
Wherein, in the present embodiment, throttling arrangement 4 is set to an expansion valve, plays a part reducing pressure by regulating flow and regulation flow；Vaporizer 3 makes condensation " liquid " body of low temperature carry out heat exchange with extraneous air, and " gas " changes heat absorption, reaches the effect of refrigeration；Condenser 2 cools down the temperature refrigerant vapor after refrigeration compressor compresses and is allowed to liquefy.
Compressor 1 includes compression chamber 11 and the suction muffler 12 being connected with compression chamber 11, compression chamber 11 is provided with air vent 111, suction muffler 12 is provided with air entry 121, and air vent is provided with the temperature measuring equipment (not shown) for measuring delivery temperature, such as temperature sensor etc..
Shown in Fig. 3, being additionally provided with the coil pipe 13 for heat exchange and motor 7 in compressor 1, coil pipe 13 includes coil pipe import 131 and coil outlets 132.When cold-producing medium is by coil pipe 13, coil pipe 13 is cranky setting in compression chamber, so can increase the cold-producing medium currency in coils.
The side that coil pipe import 131 is positioned at throttling arrangement 4 respectively at condenser 2 and vaporizer 3 is connected, thus form the first branch road 61 and the second branch road 62, being respectively equipped with the first electromagnetic valve 611 and the second electromagnetic valve 621 on first branch road 61 and the second branch road 62, the first electromagnetic valve 611 and the second electromagnetic valve 621 control connecting or closedown of the first branch road 61 and the second branch road 62 respectively.Coil outlets 132 is connected with cross valve 5.
In ability embodiment, the first branch road 61 with the second branch road 62 respectively two ends with described throttling arrangement be connected.
Further, coil outlets is connected with cross valve by air entry, and cross valve 5 includes:
The first port 51 being connected with air vent 111；
The second port 52 being connected with condenser 2 one end；
The 3rd port 53 being connected with air entry 121 and coil outlets 132；
And the 4th port 54 being connected with vaporizer 3 one end；
During refrigeration mode, cross valve 5 inner first end mouth 51 is respectively connected with the second port the 52, the 3rd port 53 and the 4th port 54；During heating mode, cross valve 5 inner first end mouth 51 and the 4th port the 54, second port 52 and the 3rd port 53 are respectively connected with.
During refrigeration mode, the method for exhausting of compressor air-discharging system specifically includes:
S11, making air vent be connected with condenser one end, coil outlets is connected with vaporizer one end, closes the first electromagnetic valve and the second electromagnetic valve；
S12, the gas air vent from compression chamber is discharged, and sequentially passes through condenser, throttling arrangement, vaporizer and air entry, eventually enters into suction muffler；
S13, the actual exhaust air temperature of acquisition exhaust outlet of compressor, it is judged that whether default delivery temperature is less than actual exhaust air temperature, if, open the first electromagnetic valve, second electromagnetic valve remains turned-off, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor；If it is not, the first electromagnetic valve and the second electromagnetic valve remain turned-off.
During heating mode, the method for exhausting of compressor air-discharging system specifically includes:
S21, making air vent be connected with vaporizer one end, coil outlets is connected with condenser one end, closes the first electromagnetic valve and the second electromagnetic valve；
S22, the gas air vent from compression chamber is discharged, and sequentially passes through vaporizer, throttling arrangement, condenser and air entry, eventually enters into suction muffler；
S23, the actual exhaust air temperature of acquisition exhaust outlet of compressor, it is judged that whether default delivery temperature is less than actual exhaust air temperature, if, open the second electromagnetic valve, first electromagnetic valve remains turned-off, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor；If it is not, the first electromagnetic valve and the second electromagnetic valve remain turned-off.
When under refrigeration mode, initial first electromagnetic valve and the second closed electromagnetic valve.After air conditioning unit startup, acquisition system and the running temperature parameter of environment are passed through in temperature sensor, calculate optimal delivery temperature, and the actual exhaust air temperature collected with air vent compares.If optimal delivery temperature is less than actual exhaust air temperature, now open the first electromagnetic valve, by finely tuning the aperture of the first electromagnetic valve, make the cryogen of the low temperature from condensator outlet and in compressor, carry out heat exchange with superheated refrigerant, to reduce delivery temperature.Entering the air entry of compressor after the refrigerant heat exchanger of condensator outlet, refitting is compressed, and starts new circulation.If optimal delivery temperature is more than or equal to actual exhaust air temperature, two valves are failure to actuate.
When under heating mode, initial first electromagnetic valve and the second closed electromagnetic valve.After air conditioning unit startup, acquisition system and the running temperature parameter of environment are passed through in temperature sensor, calculate optimal delivery temperature, and the actual exhaust air temperature collected with air vent compares.If optimal delivery temperature is less than actual exhaust air temperature, now open the second electromagnetic valve, by finely tuning the aperture of the second electromagnetic valve, make the cryogen of the low temperature from condensator outlet and in compressor, carry out heat exchange with superheated refrigerant, to reduce delivery temperature.Entering the air entry of compressor after the refrigerant heat exchanger of condensator outlet, refitting is compressed, and starts new circulation.If optimal delivery temperature is more than or equal to actual exhaust air temperature, two valves are failure to actuate.
As can be seen from the above technical solutions, compressor air-discharging system of the present invention and method for exhausting thereof have the advantages that
Either refrigeration mode or refrigeration mode, can reduce delivery temperature, it is ensured that the safety of compressor and life-span as requested；
The energy efficiency index of system can be improved by the delivery temperature reducing compressor；
Compressor and air conditioner modifying technique are simple；
With low cost, the improvement of system only need to weld coil pipe and electromagnetic valve.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and without departing from the spirit or essential characteristics of the present invention, it is possible to realize the present invention in other specific forms.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is limited by claims rather than described above, it is intended that all changes fallen in the implication of equivalency and scope of claim included in the present invention.Should not be considered as limiting involved claim by any reference in claim.
In addition, it is to be understood that, although this specification is been described by according to embodiment, but the most each embodiment only comprises an independent technical scheme, this narrating mode of description is only for clarity sake, description should can also be formed, through appropriately combined, other embodiments that it will be appreciated by those skilled in the art that as an entirety, the technical scheme in each embodiment by those skilled in the art.
Claims (7)
1. a compressor air-discharging system, described system includes compressor, the condenser being connected with compressor and vaporizer and the throttling arrangement between condenser and vaporizer and cross valve, described throttling arrangement and cross valve are respectively arranged on the both sides of condenser and vaporizer, it is characterized in that, the coil pipe for heat exchange it is provided with in described compressor, coil pipe includes coil pipe import and coil outlets, the side that described coil pipe import is positioned at throttling arrangement respectively at condenser and vaporizer is connected to form the first branch road and the second branch road, described coil outlets is connected with cross valve, described compressor is provided with the air vent and air entry being connected with cross valve, described exhaust ports is provided with temperature measuring equipment.
Compressor air-discharging system the most according to claim 1, it is characterized in that, it is respectively equipped with the first electromagnetic valve and the second electromagnetic valve, the first electromagnetic valve and the second electromagnetic valve on described first branch road and the second branch road and controls the first branch road and the connection of the second branch road or closedown respectively.
Compressor air-discharging system the most according to claim 1, it is characterised in that described compressor includes compression chamber and the suction muffler being connected with compression chamber, described air vent and coil pipe are located on compression chamber, and air entry is located on suction muffler.
Compressor air-discharging system the most according to claim 1, it is characterised in that described first branch road and the second branch road two ends with described throttling arrangement respectively are connected.
Compressor air-discharging system the most according to claim 4, it is characterised in that described coil outlets is connected with cross valve by air entry, and described cross valve includes:
The first port being connected with described air vent；
The second port being connected with described condenser one end；
The 3rd port being connected with described air entry and coil outlets；
And the 4th port being connected with described vaporizer one end；
Wherein, described cross valve inner first end mouth and the second port, the 3rd port and the 4th port are respectively connected with, or the first port and the 4th port, the second port and the 3rd port are respectively connected with.
6. the method for exhausting of a compressor air-discharging system, it is characterized in that, described compressor air-discharging system includes compressor, the coil pipe for heat exchange it is provided with in described compressor, coil pipe includes coil pipe import and coil outlets, the side that described coil pipe import is positioned at throttling arrangement respectively at condenser and vaporizer is connected to form the first branch road and the second branch road, described coil outlets is connected with cross valve, described compressor is provided with the air vent and air entry being connected with cross valve, the first electromagnetic valve and the second electromagnetic valve it is respectively equipped with on described first branch road and the second branch road, described method includes:
S11, making air vent be connected with condenser one end, coil outlets is connected with vaporizer one end, closes the first electromagnetic valve and the second electromagnetic valve；
S12, the gas air vent from compression chamber is discharged, and sequentially passes through condenser, throttling arrangement, vaporizer and air entry, eventually enters into suction muffler；
S13, the actual exhaust air temperature of acquisition exhaust outlet of compressor, it is judged that whether default delivery temperature is less than actual exhaust air temperature, if, open the first electromagnetic valve, second electromagnetic valve remains turned-off, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor；If it is not, the first electromagnetic valve and the second electromagnetic valve remain turned-off.
7. the method for exhausting of a compressor air-discharging system, it is characterized in that, described compressor air-discharging system includes compressor, the coil pipe for heat exchange it is provided with in described compressor, coil pipe includes coil pipe import and coil outlets, the side that described coil pipe import is positioned at throttling arrangement respectively at condenser and vaporizer is connected to form the first branch road and the second branch road, described coil outlets is connected with cross valve, described compressor is provided with the air vent and air entry being connected with cross valve, the first electromagnetic valve and the second electromagnetic valve it is respectively equipped with on described first branch road and the second branch road, described method includes:
S21, making air vent be connected with vaporizer one end, coil outlets is connected with condenser one end, closes the first electromagnetic valve and the second electromagnetic valve；
S22, the gas air vent from compression chamber is discharged, and sequentially passes through vaporizer, throttling arrangement, condenser and air entry, eventually enters into suction muffler；
S23, the actual exhaust air temperature of acquisition exhaust outlet of compressor, it is judged that whether default delivery temperature is less than actual exhaust air temperature, if, open the second electromagnetic valve, first electromagnetic valve remains turned-off, and in vaporizer, cryogenic coolant enters coil pipe by the second branch road, carries out carrying out heat exchange in compressor；If it is not, the first electromagnetic valve and the second electromagnetic valve remain turned-off.
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| CN201310122379.9A CN104101133B (en) | 2013-04-10 | 2013-04-10 | Compressor air-discharging system and method for exhausting thereof |
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| CN112944704A (en) * | 2019-12-10 | 2021-06-11 | 珠海格力电器股份有限公司 | Refrigeration system with cooling device and control method |
| CN116988982B (en) * | 2023-09-26 | 2023-12-26 | 苏州瑞驱电动科技有限公司 | All-in-one compressor integrated with thermal management component and heat pump system |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US5224357A (en) * | 1991-07-05 | 1993-07-06 | United States Power Corporation | Modular tube bundle heat exchanger and geothermal heat pump system |
| JP3080558B2 (en) * | 1995-02-03 | 2000-08-28 | 株式会社日立製作所 | Heat pump air conditioners for cold regions |
| CN2835647Y (en) * | 2005-10-26 | 2006-11-08 | 何嘉杰 | Air conditioner compressor with water-cooling jacket |
| CN1963227A (en) * | 2005-11-08 | 2007-05-16 | 乐金电子(天津)电器有限公司 | Cooling device for rolling piston compressor |
| CN201884248U (en) * | 2010-12-11 | 2011-06-29 | 浙江任浪鞋材有限公司 | Residual heat utilization device of air compressor |
| CN202560516U (en) * | 2012-04-26 | 2012-11-28 | 珠海格力电器股份有限公司 | Refrigeration compressor and air-conditioner using the same |
| CN202579191U (en) * | 2012-04-26 | 2012-12-05 | 珠海格力电器股份有限公司 | Compressor and air conditioner system and hot pump water heater with same |
| CN202545187U (en) * | 2012-04-26 | 2012-11-21 | 珠海格力电器股份有限公司 | Compressor and air-conditioning system with compressor |
| CN102900652A (en) * | 2012-10-26 | 2013-01-30 | 江苏兆胜空调有限公司 | Special cooling device for helium compressor |
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