CN104101133A - Compressor exhaust system and exhaust method thereof - Google Patents
Compressor exhaust system and exhaust method thereof Download PDFInfo
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- CN104101133A CN104101133A CN201310122379.9A CN201310122379A CN104101133A CN 104101133 A CN104101133 A CN 104101133A CN 201310122379 A CN201310122379 A CN 201310122379A CN 104101133 A CN104101133 A CN 104101133A
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Abstract
The invention discloses a compressor exhaust system and an exhaust method thereof. The system comprises a compressor, a condenser, an evaporator, a throttling device and a four-way valve, wherein the condenser and the evaporator are connected with the compressor; the throttling device and the four-way valve are arranged between the condenser and the evaporator and are respectively arranged on the two sides of the condenser and the evaporator; a coiled pipe used for exchanging heat is arranged in the compressor and comprises a coiled pipe inlet and a coiled pipe outlet; the coiled pipe inlet is respectively connected with the condenser and the evaporator on one side of the throttling device to form a first branch and a second branch; the coiled pipe outlet is connected with the four-way valve; an air exhaust outlet and an air sucking inlet which are connected with the four-way valve are formed in the compressor; a temperature measuring device is arranged at the air exhaust outlet. The compressor exhaust system and the exhaust method thereof can reduce exhaust temperature according to requirements in refrigeration mode or heating mode, so that the safety and service life of the compressor are guaranteed, and the energy efficiency index of the system is improved; the compressor and an air conditioner are simple in modifying process and low in cost.
Description
Technical field
The present invention relates to air-conditioning exhaust technique field, particularly relate to a kind of compressor air-discharging system and method for exhausting thereof of optimizing delivery temperature.
Background technology
The delivery temperature of compressor is one of most important parameter of air-conditioning system always.Too high delivery temperature, not only affects cooling and warming ability and the energy efficiency index of whole air-conditioning system, more easily the life-span of compressor is produced to adverse influence.So control the delivery temperature of compressor is work important in compressor development process in a rational scope.
Wherein, high exhaust temperature is larger to the adverse effect of compressor, and the delivery temperature of the low compressor that how to decline in severe outdoor bad border is the direction of improving of compressor all the time.Concerning helical-lobe compressor machine, more conventional method is to utilize the mode of 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, be necessary to provide a kind of compressor air-discharging system and method for exhausting thereof, to overcome above-mentioned defect.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of compressor air-discharging system and the method for exhausting thereof that can optimize delivery temperature.
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 comprises compressor, the condenser being connected with compressor and evaporimeter and the throttling arrangement between condenser and evaporimeter and cross valve, described throttling arrangement and cross valve are located at respectively the both sides of condenser and evaporimeter, in described compressor, be provided with the coil pipe for heat exchange, coil pipe comprises coil pipe import and coil pipe outlet, the side that described coil pipe import is positioned at throttling arrangement respectively at condenser and evaporimeter is connected to form the first branch road and the second branch road, described coil pipe outlet is connected with cross valve, described compressor is provided with exhaust outlet and the air entry being connected with cross valve, described exhaust ports is provided with temperature measuring equipment.
As a further improvement on the present invention, be respectively equipped with the first magnetic valve and the second magnetic valve on described the first branch road and the second branch road, the first magnetic valve and the second magnetic valve are controlled respectively the connection of the first branch road and the second branch road or are closed.
As a further improvement on the present invention, described compressor comprises compression chamber and the suction muffler being connected with compression chamber, and described exhaust outlet 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 the first branch road is connected with the two ends of described throttling arrangement respectively with the second branch road.
As a further improvement on the present invention, coil pipe outlet is connected with cross valve by air entry, and described cross valve comprises:
The first port being connected with described exhaust outlet;
The second port being connected with described condenser one end;
The 3rd port being connected with described air entry and coil pipe outlet;
And the 4th port being connected with described evaporimeter one end;
Wherein, inner the first port of described cross valve is connected respectively with the second port, the 3rd port and the 4th port, or the first port is connected respectively with the 4th port, the second port and the 3rd port.
Correspondingly, a kind of method for exhausting of compressor air-discharging system, described method comprises:
S11, exhaust outlet is connected with condenser one end, coil pipe outlet is connected with evaporimeter one end, closes the first magnetic valve and the second magnetic valve;
S12, the gas exhaust outlet from compression chamber is discharged, and passes through successively condenser, throttling arrangement, evaporimeter and air entry, finally enters suction muffler;
S13, obtain the actual exhaust air temperature of exhaust outlet of compressor, whether the default delivery temperature of judgement is less than actual exhaust air temperature, if, open the first magnetic valve, the second magnetic valve keeps cutting out, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor; If not, the first magnetic valve and the second magnetic valve keep closing.
Correspondingly, the method for exhausting of another kind of compressor air-discharging system, described method comprises:
S21, exhaust outlet is connected with evaporimeter one end, coil pipe outlet is connected with condenser one end, closes the first magnetic valve and the second magnetic valve;
S22, the gas exhaust outlet from compression chamber is discharged, and passes through successively evaporimeter, throttling arrangement, condenser and air entry, finally enters suction muffler;
S23, obtain the actual exhaust air temperature of exhaust outlet of compressor, whether the default delivery temperature of judgement is less than actual exhaust air temperature, if, open the second magnetic valve, the first magnetic valve keeps cutting out, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor; If not, the first magnetic valve and the second magnetic valve keep closing.
Compressor air-discharging system of the present invention and method for exhausting thereof have following beneficial effect:
No matter be refrigeration mode or refrigeration mode, can reduce as requested delivery temperature, guarantee safety and the life-span of compressor;
By reducing the delivery temperature of compressor, can improve the energy efficiency index of system;
Compressor and air conditioner modifying technique are simple;
With low cost, the improvement of system only need be welded coil pipe and magnetic valve.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, the accompanying drawing the following describes is only some embodiment that record in the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
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.
The specific embodiment
The invention discloses a kind of compressor air-discharging system, comprise compressor, the condenser being connected with compressor and evaporimeter and the throttling arrangement between condenser and evaporimeter and cross valve, throttling arrangement and cross valve are located at respectively the both sides of condenser and evaporimeter, in compressor, be provided with the coil pipe for heat exchange, coil pipe comprises coil pipe import and coil pipe outlet, the side that coil pipe import is positioned at throttling arrangement respectively at condenser and evaporimeter is connected to form the first branch road and the second branch road, coil pipe outlet is connected with cross valve, compressor is provided with exhaust outlet and the air entry being connected with cross valve, exhaust ports is provided with temperature measuring equipment.
Preferably, be respectively equipped with the first magnetic valve and the second magnetic valve on the first branch road and the second branch road, the first magnetic valve and the second magnetic valve are controlled respectively the connection on the first branch road and the second branch road or are closed.
Preferably, compressor comprises compression chamber and the suction muffler being connected with compression chamber, and exhaust outlet and coil pipe are located on compression chamber, and air entry is located on suction muffler.
Preferably, described the first branch road is connected with the two ends of described throttling arrangement respectively with the second branch road.
Preferably, coil pipe outlet is connected with cross valve by air entry, and cross valve comprises:
The first port being connected with exhaust outlet;
The second port being connected with condenser one end;
The 3rd port being connected with air entry and coil pipe outlet;
And the 4th port being connected with evaporimeter one end;
Wherein, inner the first port of cross valve is connected respectively with the second port, the 3rd port and the 4th port, or the first port is connected respectively with the 4th port, the second port and the 3rd port.
The method for exhausting that the invention also discloses a kind of compressor air-discharging system, comprising:
S11, exhaust outlet is connected with condenser one end, coil pipe outlet is connected with evaporimeter one end, closes the first magnetic valve and the second magnetic valve;
S12, the gas exhaust outlet from compression chamber is discharged, and passes through successively condenser, throttling arrangement, evaporimeter and air entry, finally enters suction muffler;
S13, obtain the actual exhaust air temperature of exhaust outlet of compressor, whether the default delivery temperature of judgement is less than actual exhaust air temperature, if, open the first magnetic valve, the second magnetic valve keeps cutting out, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor; If not, the first magnetic valve and the second magnetic valve keep closing.
The method for exhausting that the invention also discloses another kind of compressor air-discharging system, comprising:
S21, exhaust outlet is connected with evaporimeter one end, coil pipe outlet is connected with condenser one end, closes the first magnetic valve and the second magnetic valve;
S22, the gas exhaust outlet from compression chamber is discharged, and passes through successively evaporimeter, throttling arrangement, condenser and air entry, finally enters suction muffler;
S23, obtain the actual exhaust air temperature of exhaust outlet of compressor, whether the default delivery temperature of judgement is less than actual exhaust air temperature, if, open the second magnetic valve, the first magnetic valve keeps cutting out, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor; If not, the first magnetic valve and the second magnetic valve keep closing.
Compared with prior art, no matter compressor air-discharging system of the present invention and method for exhausting thereof are refrigeration mode or refrigeration mode, can reduce as requested delivery temperature, guarantee safety and the life-span of compressor, improve the energy efficiency index of system; And compressor and air conditioner modifying technique is simple, cost is low.
In order to make those skilled in the art person understand better the technical scheme 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 the present invention's part embodiment, rather than whole embodiment.Embodiment based in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, should belong to the scope of protection of the invention.
Ginseng Figure 1 shows that the module diagram of compressor air-discharging system in prior art, it comprises compressor 1 ', the condenser 2 ' being connected with compressor 1 ' and evaporimeter 3 ' and the throttling arrangement between condenser 2 ' and evaporimeter 3 ' 4 ' and cross valve 5 ', and throttling arrangement 4 ' and cross valve 5 ' are located at respectively the both sides of condenser 2 ' and evaporimeter 3 '.
Compressor 1 ' comprises compression chamber 11 ' and the suction muffler 12 ' being connected with compression chamber 11 ', and compression chamber 11 ' is provided with exhaust outlet 111 ', and suction muffler 12 ' is provided with air entry 121 '.
When system is refrigeration mode, gas is discharged from exhaust outlet 111 ', enters condenser 2 ', throttling arrangement 4 ' and evaporimeter 3 ' through cross valve 5 ' after, then passes through cross valve 5 ' and enter suction muffler 12 ' by air entry 121 ';
When system is heating mode, gas is discharged from exhaust outlet 111 ', enters evaporimeter 3 ', throttling arrangement 4 ' and condenser 2 ' through cross valve 5 ' after, then passes through cross valve 5 ' and enter suction muffler 12 ' by air entry 121 '.
Ginseng Figure 2 shows that the module diagram of compressor air-discharging system in the embodiment of the invention, it also comprises compressor 1, the condenser 2 being connected with compressor 1 and evaporimeter 3 and the throttling arrangement 4 between condenser 2 and evaporimeter 3 and cross valve 5, and throttling arrangement 4 and cross valve 5 are located at respectively the both sides of condenser 2 and evaporimeter 3.
Wherein, in the present embodiment, throttling arrangement 4 is made as an expansion valve, plays a part reducing pressure by regulating flow and adjust flux; Evaporimeter 3 makes condensation " liquid " body of low temperature and extraneous air carry out heat exchange, and " gas " changes heat absorption, reaches the effect of refrigeration; The cooling high temperature refrigerant steam after refrigeration compressor compression of condenser 2 also makes it liquefaction.
Compressor 1 comprises compression chamber 11 and the suction muffler 12 being connected with compression chamber 11, compression chamber 11 is provided with exhaust outlet 111, suction muffler 12 is provided with air entry 121, and exhaust outlet is provided with the temperature measuring equipment (not shown) for measuring delivery temperature, as temperature sensor etc.
Shown in Fig. 3, in compressor 1, be also provided with coil pipe 13 and motor 7 for heat exchange, coil pipe 13 comprises coil pipe import 131 and coil pipe outlet 132.When cold-producing medium passes through coil pipe 13, coil pipe 13 is cranky setting in compression chamber, so can increase the currency of cold-producing medium in coil pipe.
The side that coil pipe import 131 is positioned at throttling arrangement 4 respectively at condenser 2 and evaporimeter 3 is connected, thereby form the first branch road 61 and the second branch road 62, on the first branch road 61 and the second branch road 62, being respectively equipped with the first magnetic valve 611 and the second magnetic valve 621, the first magnetic valves 611 and the second magnetic valve 621 controls respectively the connection of the first branch road 61 and the second branch road 62 or closes.Coil pipe outlet 132 is connected with cross valve 5.
In ability embodiment, the first branch road 61 is connected with the two ends of described throttling arrangement respectively with the second branch road 62.
Further, coil pipe outlet is connected with cross valve by air entry, and cross valve 5 comprises:
The first port 51 being connected with exhaust outlet 111;
The second port 52 being connected with condenser 2 one end;
With air entry 121 and coil pipe outlet 132 the 3rd ports 53 that are connected;
And the 4th port 54 being connected with evaporimeter 3 one end;
During refrigeration mode, inner the first port 51 of cross valve 5 is connected respectively with the 4th port 54 with the second port 52, the 3rd port 53; During heating mode, inner the first port 51 of cross valve 5 is connected respectively with the 3rd port 53 with the 4th port 54, the second port 52.
During refrigeration mode, the method for exhausting of compressor air-discharging system specifically comprises:
S11, exhaust outlet is connected with condenser one end, coil pipe outlet is connected with evaporimeter one end, closes the first magnetic valve and the second magnetic valve;
S12, the gas exhaust outlet from compression chamber is discharged, and passes through successively condenser, throttling arrangement, evaporimeter and air entry, finally enters suction muffler;
S13, obtain the actual exhaust air temperature of exhaust outlet of compressor, whether the default delivery temperature of judgement is less than actual exhaust air temperature, if, open the first magnetic valve, the second magnetic valve keeps cutting out, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor; If not, the first magnetic valve and the second magnetic valve keep closing.
During heating mode, the method for exhausting of compressor air-discharging system specifically comprises:
S21, exhaust outlet is connected with evaporimeter one end, coil pipe outlet is connected with condenser one end, closes the first magnetic valve and the second magnetic valve;
S22, the gas exhaust outlet from compression chamber is discharged, and passes through successively evaporimeter, throttling arrangement, condenser and air entry, finally enters suction muffler;
S23, obtain the actual exhaust air temperature of exhaust outlet of compressor, whether the default delivery temperature of judgement is less than actual exhaust air temperature, if, open the second magnetic valve, the first magnetic valve keeps cutting out, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor; If not, the first magnetic valve and the second magnetic valve keep closing.
Under refrigeration mode, initial the first magnetic valve and the second closed electromagnetic valve.After air-conditioning unit starting, temperature sensor, by the running temperature parameter of acquisition system and environment, calculates best delivery temperature, and compares with the actual exhaust air temperature that exhaust outlet collects.If best delivery temperature is less than actual exhaust air temperature, now open the first magnetic valve, by finely tuning the aperture of the first magnetic valve, make from the cryogen of the low temperature of condensator outlet with in compressor, carry out heat exchange with superheated refrigerant, to reduce delivery temperature.After cold-producing medium heat exchange from condensator outlet, enter the air entry of compressor, reset compressed, start new circulation.If best delivery temperature is more than or equal to actual exhaust air temperature, two valves are failure to actuate.
Under heating mode, initial the first magnetic valve and the second closed electromagnetic valve.After air-conditioning unit starting, temperature sensor, by the running temperature parameter of acquisition system and environment, calculates best delivery temperature, and compares with the actual exhaust air temperature that exhaust outlet collects.If best delivery temperature is less than actual exhaust air temperature, now open the second magnetic valve, by finely tuning the aperture of the second magnetic valve, make from the cryogen of the low temperature of condensator outlet with in compressor, carry out heat exchange with superheated refrigerant, to reduce delivery temperature.After cold-producing medium heat exchange from condensator outlet, enter the air entry of compressor, reset compressed, start new circulation.If best 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 following beneficial effect:
No matter be refrigeration mode or refrigeration mode, can reduce as requested delivery temperature, guarantee safety and the life-span of compressor;
By reducing the delivery temperature of compressor, can improve the energy efficiency index of system;
Compressor and air conditioner modifying technique are simple;
With low cost, the improvement of system only need be welded coil pipe and magnetic valve.
To those skilled in the art, obviously the invention is not restricted to the details of above-mentioned one exemplary embodiment, and in the situation that not deviating from spirit of the present invention or essential characteristic, can realize the present invention with other concrete form.Therefore, no matter from which point, all should regard embodiment as exemplary, and be nonrestrictive, scope of the present invention is limited by claims rather than above-mentioned explanation, is therefore intended to include in the present invention dropping on the implication that is equal to important document of claim and all changes in scope.Any Reference numeral in claim should be considered as limiting related claim.
In addition, be to be understood that, although this description is described according to embodiment, but not each embodiment only comprises an independently technical scheme, this narrating mode of description is only for clarity sake, those skilled in the art should make description as a whole, and the technical scheme in each embodiment also can, through appropriately combined, form other embodiments that it will be appreciated by those skilled in the art that.
Claims (7)
1. a compressor air-discharging system, described system comprises compressor, the condenser being connected with compressor and evaporimeter and the throttling arrangement between condenser and evaporimeter and cross valve, described throttling arrangement and cross valve are located at respectively the both sides of condenser and evaporimeter, it is characterized in that, in described compressor, be provided with the coil pipe for heat exchange, coil pipe comprises coil pipe import and coil pipe outlet, the side that described coil pipe import is positioned at throttling arrangement respectively at condenser and evaporimeter is connected to form the first branch road and the second branch road, described coil pipe outlet is connected with cross valve, described compressor is provided with exhaust outlet and the air entry being connected with cross valve, described exhaust ports is provided with temperature measuring equipment.
2. compressor air-discharging system according to claim 1, it is characterized in that, on described the first branch road and the second branch road, be respectively equipped with the first magnetic valve and the second magnetic valve, the first magnetic valve and the second magnetic valve are controlled respectively the connection of the first branch road and the second branch road or are closed.
3. compressor air-discharging system according to claim 1, is characterized in that, described compressor comprises compression chamber and the suction muffler being connected with compression chamber, and described exhaust outlet and coil pipe are located on compression chamber, and air entry is located on suction muffler.
4. compressor air-discharging system according to claim 1, is characterized in that, described the first branch road is connected with the two ends of described throttling arrangement respectively with the second branch road.
5. compressor air-discharging system according to claim 4, is characterized in that, described coil pipe outlet is connected with cross valve by air entry, and described cross valve comprises:
The first port being connected with described exhaust outlet;
The second port being connected with described condenser one end;
The 3rd port being connected with described air entry and coil pipe outlet;
And the 4th port being connected with described evaporimeter one end;
Wherein, inner the first port of described cross valve is connected respectively with the second port, the 3rd port and the 4th port, or the first port is connected respectively with the 4th port, the second port and the 3rd port.
6. a method for exhausting for compressor air-discharging system, is characterized in that, described method comprises:
S11, exhaust outlet is connected with condenser one end, coil pipe outlet is connected with evaporimeter one end, closes the first magnetic valve and the second magnetic valve;
S12, the gas exhaust outlet from compression chamber is discharged, and passes through successively condenser, throttling arrangement, evaporimeter and air entry, finally enters suction muffler;
S13, obtain the actual exhaust air temperature of exhaust outlet of compressor, whether the default delivery temperature of judgement is less than actual exhaust air temperature, if, open the first magnetic valve, the second magnetic valve keeps cutting out, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor; If not, the first magnetic valve and the second magnetic valve keep closing.
7. a method for exhausting for compressor air-discharging system, is characterized in that, described method comprises:
S21, exhaust outlet is connected with evaporimeter one end, coil pipe outlet is connected with condenser one end, closes the first magnetic valve and the second magnetic valve;
S22, the gas exhaust outlet from compression chamber is discharged, and passes through successively evaporimeter, throttling arrangement, condenser and air entry, finally enters suction muffler;
S23, obtain the actual exhaust air temperature of exhaust outlet of compressor, whether the default delivery temperature of judgement is less than actual exhaust air temperature, if, open the second magnetic valve, the first magnetic valve keeps cutting out, and in condenser, cryogenic coolant enters coil pipe by the first branch road, carries out carrying out heat exchange in compressor; If not, the first magnetic valve and the second magnetic valve keep closing.
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| Application Number | Priority Date | Filing Date | Title |
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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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| CN201310122379.9A CN104101133B (en) | 2013-04-10 | 2013-04-10 | Compressor air-discharging system and method for exhausting thereof |
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| CN104101133B CN104101133B (en) | 2016-08-03 |
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| CN111365906A (en) * | 2018-12-25 | 2020-07-03 | 珠海格力电器股份有限公司 | Refrigerant circulating system |
| 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 |
| CN116988982A (en) * | 2023-09-26 | 2023-11-03 | 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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| CN116988982A (en) * | 2023-09-26 | 2023-11-03 | 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 |
| 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 | Publication date |
|---|---|
| CN104101133B (en) | 2016-08-03 |
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