CN204659392U - The two warm a/c system of a kind of LNG cold energy use - Google Patents
The two warm a/c system of a kind of LNG cold energy use Download PDFInfo
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- CN204659392U CN204659392U CN201520271062.6U CN201520271062U CN204659392U CN 204659392 U CN204659392 U CN 204659392U CN 201520271062 U CN201520271062 U CN 201520271062U CN 204659392 U CN204659392 U CN 204659392U
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Abstract
This practicality newly belongs to car air-conditioner domain variability type and provides the two warm a/c system of a kind of LNG cold energy use, comprise LNG gas cylinder, the first energy converter and engine air supply systems, it is characterized in that, also comprise third party's medium storage tank, the first temperature sensor, variable frequency pump, the first temperature control valve, air-conditioning, the second temperature sensor, three-temperature sensor, the second temperature control valve, cold, hot two-purpose refrigerator, the 4th temperature sensor, the 3rd temperature control valve, the second energy converter, the 4th temperature control valve and engine water tank.The utility model adopts LNG (liquefied natural gas) as refrigerant, utilizes the cold energy of third party's medium, energy converter to exchange, provides the cold energy of air-conditioning and the cold energy of refrigerator.LNG car air-conditioner and refrigerator apparatus decapacitation can provide outside refrigeration air-conditioner and refrigerator functions in summer, can also provide heating air conditioner and insulation can function in winter.
Description
Technical field
The utility model relates to a kind of a/c system, and particularly the two warm a/c system of a kind of LNG cold energy use, belongs to car air-conditioner field.
Background technology
The environmental pollution in short supply and increasing of global oil resources, make to pollute little, have good burning performance, the application of the natural fuels of rich reserves is more and more extensive.Greatly automobile exhaust pollution will be reduced using natural fuels as motor vehicle fuel.LNG is the natural fuels stored in liquid form at low temperatures, and storing temperature is about-162 °, has energy storage density large, accounts for the advantages such as vehicle load is light, travelled distance is long continuously, safety performance is high.Usual LNG needs heating and gasifying to be that gaseous natural gas under normal temperature just can deliver to automotive engine, the cold energy discharged in the process of gasification is approximately 860KJ/kg, if LNG can sequential gasification, this part cold contained will have considerable economic and social benefit.If do not reclaimed, this part cold is just taken away by engine cooling water usually in automotive natural gas gasifier, the cold of waste unfortunately, so consider by recyclable for this cold energy for automobile refrigerating.What orthodox car air-conditioning adopted is substantially all dichlorodifluromethane vapor compression refrigerating machine group, compressor is generally all driven by coupler by automotive engine, such refrigerating capacity is very large by the impact of the speed of a motor vehicle, because the vibrations of air conditioning for automobiles are very large, working environment badly make the as easy as rolling off a log damage of air conditioning for automobiles, so the maintenance of air conditioning for automobiles is exactly a large problem.The air conditioning for automobiles of vapour compression refrigeration not only has noise pollution, and easily causes the leakage of refrigerant to destroy air environment.Adopt LNG cold energy refrigeration not only to save social resources and can not pollute the mankind, depletion of the ozone layer and green-house effect, enterprise value is created for enterprise, to driver's not loss power (hundred kilometers save about 6 yuan), save tangible be expense, invisible be the time.Also reduce the dual pollution of grease and refrigerant simultaneously, grow more than 5 times than the traditional product life-span, energy-conservation significant to LNG Efficient automobile.
Utility model content
The technical problems to be solved in the utility model visitor takes existing defect, provides a kind of LNG cold energy use two warm a/c system, effectively can solve the problem in background technology.
In order to solve the problems of the technologies described above, the utility model provides following technical scheme:
The two warm a/c system of a kind of LNG cold energy use of the utility model, comprise LNG gas cylinder, the first energy converter and engine air supply systems, also comprise third party's medium storage tank, the first temperature sensor, variable frequency pump, the first temperature control valve, air-conditioning, the second temperature sensor, three-temperature sensor, the second temperature control valve, cold, hot two-purpose refrigerator, the 4th temperature sensor, the 3rd temperature control valve, the second energy converter, the 4th temperature control valve and engine water tank; Space-Time Modulation cold loop in summer is formed by described first energy converter, third party's medium storage tank, the first temperature sensor, variable frequency pump, the first temperature control valve, air-conditioning, the second temperature sensor and three-temperature sensor; Refrigerator loop when forming summer by described first energy converter, third party's medium storage tank, the first temperature sensor, variable frequency pump, the second temperature control valve, refrigerator and the 4th temperature sensor; Form winter Space-Time Modulation by described 3rd temperature control valve and the 4th temperature control valve, the second energy converter and engine water tank to warm up food heat-insulation system.
As a kind of optimal technical scheme of the present utility model, the blower fan of described air-conditioning inside can realize high, medium and low third gear speed governing, can regulate air quantity at any time.
As a kind of optimal technical scheme of the present utility model, described first temperature sensor is third party's medium temp sensor, described second temperature sensor is the defrosting temperature sensor of air-conditioning, three-temperature sensor is air-conditioning indoor temperature transmitter, and the 4th temperature sensor is the spin manifold temperature sensor of refrigerator.
The beneficial effect that the utility model reaches is: this a/c system adopts LNG (liquefied natural gas) as refrigerant, utilizes the cold energy of third party's medium, energy converter to exchange, provides the cold energy of air-conditioning and the cold energy of refrigerator.This LNG car air-conditioner and refrigerator apparatus decapacitation can provide outside refrigeration air-conditioner and refrigerator functions in summer, can also provide heating air conditioner and insulation can function in winter.
Accompanying drawing explanation
Accompanying drawing is used to provide further understanding of the present utility model, and forms a part for specification sheets, is used from explanation the utility model, does not form restriction of the present utility model with embodiment one of the present utility model.
In the accompanying drawings:
Fig. 1 is the two warm a/c system figure of a kind of LNG cold energy use described in the utility model embodiment;
Number in the figure: 1, LNG gas cylinder; 2, the first energy converter; 3, third party's medium storage tank; 4, the first temperature sensor; 5, variable frequency pump; 6, engine air supply systems; 7, the first temperature control valve; 8, air-conditioning; 9, the second temperature sensor; 10, temperature sensor; 11, temperature control valve; 12, cold, hot two-purpose refrigerator; 13, the 4th TEMP; 14, the 3rd temperature control valve; 15, the second energy converter; 16, the 4th temperature control valve; 17, engine water tank.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is described, should be appreciated that preferred embodiment described herein is only for instruction and explanation of the utility model, and be not used in restriction the utility model.
Embodiment: as shown in Figure 1, the two warm a/c system of a kind of LNG cold energy use of the utility model, comprise LNG gas cylinder 1, first energy converter 2 and engine air supply systems 6, also comprise third party's medium storage tank 3, first temperature sensor 4, variable frequency pump 5, first temperature control valve 7, air-conditioning 8, second temperature sensor 9, three-temperature sensor 10, second temperature control valve 11, cold, hot two-purpose refrigerator 12, the 4th temperature sensor 13, the 3rd temperature control valve 14, second energy converter 15, the 4th temperature control valve 16 and engine water tank 17; Space-Time Modulation cold loop in summer is formed by described first energy converter 2, third party's medium storage tank 3, first temperature sensor 4, variable frequency pump 5, first temperature control valve 7, air-conditioning 8, second temperature sensor 9 and three-temperature sensor 10; Refrigerator loop when forming summer by described first energy converter 2, third party's medium storage tank 3, first temperature sensor 4, variable frequency pump 5, second temperature control valve 11, refrigerator 12 and the 4th temperature sensor 13; Form winter Space-Time Modulation by described 3rd temperature control valve 14 and the 4th temperature control valve 16, second energy converter 15 and engine water tank 17 to warm up food heat-insulation system.
LNG interchange of heat in third party's medium (as liquefied natural gas) of third party's medium storage tank 3 li and the first energy converter 2, takes out of cold, is evacuated to air-conditioning realizes refrigerating function via variable frequency pump 5, be evacuated to refrigerator and realize food cold storage function; When winter, when needing air-conditioning heating or food insulation, open the 3rd temperature control valve 14 and the 4th temperature control valve 16, third party's medium carries out interchange of heat via the hot water of the second energy converter 15 and engine water tank 17 li.Because the heat of the hot engine water in the second energy converter 15 chamber is much larger than the cold of LNG coil pipe in the first energy converter 2 chamber, realizes heat-production functions via the first energy converter 2 and variable frequency pump 5 through former air-conditioning 8 loop so third party's medium carries heat and realize food heat insulation function through field ice case loop.
The blower fan of air-conditioning 8 inside can realize high, medium and low third gear speed governing, can regulate air quantity at any time.
First temperature sensor 4 is third party's medium temp sensors, and described second temperature sensor 9 is defrosting temperature sensors of air-conditioning 8, and three-temperature sensor 10 is air-conditioning 8 indoor temperature transmitters, and the 4th temperature sensor 13 is spin manifold temperature sensors of refrigerator.
Refrigeration work flow process: when indoor temperature, spin manifold temperature and third party's medium temp are higher than setting value, blower fan and variable frequency pump 5 work, work opened by the first temperature control valve 7 and the second temperature control valve 11; When indoor temperature is lower than setting value, the first temperature control valve 7 cuts out; When the temperature that defrosts is lower than setting value, the first temperature control valve 7 cuts out; When spin manifold temperature is lower than setting value, the second temperature control valve 11 cuts out; When spin manifold temperature, indoor temperature or defrosting temperature are simultaneously lower than setting value, variable frequency pump 5, the first temperature control valve 7 and the second temperature control valve 11 are all closed.
When third party's medium temp is lower than setting value, third party's medium temp is too low, close the first temperature control valve 7 and the second temperature control valve 11, open the 3rd temperature control valve 14 and the 4th temperature control valve 16, making third party's medium enter the second energy converter 15 intensification makes it higher than setting value, then close the 3rd temperature control valve 14 and the 4th temperature control valve 16, open the first temperature control valve 7 and the second temperature control valve 11.
Heat workflow: when indoor temperature or insulation can temperature are lower than setting value, open the first temperature control valve 7, second temperature control valve 11, the 3rd temperature control valve 14 and the 4th temperature control valve 16, third party's medium via the second energy converter 15 heat out brings system into, realizes air-conditioning heating function and insulation can function.
The utility model adopts LNG (liquefied natural gas) as refrigerant, utilizes the cold energy of third party's medium, energy converter to exchange, provides the cold energy of air-conditioning and the cold energy of refrigerator.LNG car air-conditioner and refrigerator apparatus decapacitation can provide outside refrigeration air-conditioner and refrigerator functions in summer, can also provide heating air conditioner and insulation can function in winter.
Last it is noted that the foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, although be described in detail the utility model with reference to previous embodiment, for a person skilled in the art, it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature.All within spirit of the present utility model and principle, any amendment done, equivalent replacement, improvement etc., all should be included within protection domain of the present utility model.
Claims (3)
1. the two warm a/c system of LNG cold energy use, comprise LNG gas cylinder (1), first energy converter (2) and engine air supply systems (6), it is characterized in that, also comprise third party's medium storage tank (3), first temperature sensor (4), variable frequency pump (5), first temperature control valve (7), air-conditioning (8), second temperature sensor (9), three-temperature sensor (10), second temperature control valve (11), cold, hot two-purpose refrigerator (12), 4th temperature sensor (13), 3rd temperature control valve (14), second energy converter (15), 4th temperature control valve (16) and engine water tank (17), Space-Time Modulation cold loop in summer is formed by described first energy converter (2), third party's medium storage tank (3), the first temperature sensor (4), variable frequency pump (5), the first temperature control valve (7), air-conditioning (8), the second temperature sensor (9) and three-temperature sensor (10), refrigerator loop when forming summer by described first energy converter (2), third party's medium storage tank (3), the first temperature sensor (4), variable frequency pump (5), the second temperature control valve (11), refrigerator (12) and the 4th temperature sensor (13), form winter Space-Time Modulation by described 3rd temperature control valve (14) and the 4th temperature control valve (16), the second energy converter (15) and engine water tank (17) to warm up food heat-insulation system.
2. the two warm a/c system of a kind of LNG cold energy use according to claim 1, is characterized in that, the blower fan of described air-conditioning (8) inside can realize high, medium and low third gear speed governing, can regulate air quantity at any time.
3. the two warm a/c system of a kind of LNG cold energy use according to claim 1, it is characterized in that, described first temperature sensor (4) is third party's medium temp sensor, described second temperature sensor (9) is the defrosting temperature sensor of air-conditioning (8), three-temperature sensor (10) is air-conditioning (8) indoor temperature transmitter, and the 4th temperature sensor (13) is the spin manifold temperature sensor of refrigerator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520271062.6U CN204659392U (en) | 2015-04-30 | 2015-04-30 | The two warm a/c system of a kind of LNG cold energy use |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520271062.6U CN204659392U (en) | 2015-04-30 | 2015-04-30 | The two warm a/c system of a kind of LNG cold energy use |
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| CN204659392U true CN204659392U (en) | 2015-09-23 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107672418A (en) * | 2017-08-03 | 2018-02-09 | 丹阳市利旺车辆部件有限公司 | A kind of unpowered mounted air conditioner system |
| WO2021115137A1 (en) * | 2019-12-12 | 2021-06-17 | 蒋春辉 | Lng air conditioning refrigeration system |
-
2015
- 2015-04-30 CN CN201520271062.6U patent/CN204659392U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107672418A (en) * | 2017-08-03 | 2018-02-09 | 丹阳市利旺车辆部件有限公司 | A kind of unpowered mounted air conditioner system |
| WO2021115137A1 (en) * | 2019-12-12 | 2021-06-17 | 蒋春辉 | Lng air conditioning refrigeration system |
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