CN105667257A - Cold energy recycling system for LNG refrigerated vehicle - Google Patents
Cold energy recycling system for LNG refrigerated vehicle Download PDFInfo
- Publication number
- CN105667257A CN105667257A CN201610126676.4A CN201610126676A CN105667257A CN 105667257 A CN105667257 A CN 105667257A CN 201610126676 A CN201610126676 A CN 201610126676A CN 105667257 A CN105667257 A CN 105667257A
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- China
- Prior art keywords
- pipeline
- heat exchanger
- outlet
- lng
- circulating pump
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/32—Cooling devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/32—Cooling devices
- B60H2001/3286—Constructional features
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- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Filling Or Discharging Of Gas Storage Vessels (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
The invention relates to a system for recycling and storing cold energy generated by LNG gasification on an LNG refrigerated vehicle, which is mainly designed to solve a problem that the cold energy generated in the gasification process of the LNG is wasted. The system comprises an LNG vehicle-mounted bottle, wherein a liquid refrigerant and a coiled tube are arranged in a heat exchanger; an outlet of the vehicle-mounted bottle is connected with the coiled tube of the heat exchanger through a pipeline; the coiled tube of the heat exchanger is connected with a heater through a pipeline; an inlet A of the heat exchanger is connected with a coiled tube of a fan through a pipeline A; an outlet A of the heat exchanger is connected with a circulating pump A through a pipeline B; an outlet of the circulating pump A is connected with the coiled tube of the fan through a pipeline C; regenerators are all fixed on a frame; partition plates are arranged among the regenerators; an outlet B of the heat exchanger is connected with a circulating pump B through a pipeline D; the circulating pump B is connected with inlets of the regenerators through pipelines; and outlets of the regenerators are connected with a pipeline E; and the pipeline E is connected with the inlet B. The invention is advantaged in that a large amount of cold energy generated in the gasification process of LNG are sufficiently utilized.
Description
Technical field:
The present invention relates to a kind of on LNG refrigerator car can by LNG gasification time produced cold energy carry out the system of recycling and storage.
Background technology:
Along with the fast development of Gas Industry, it is developed rapidly using liquified natural gas as motor vehicle fuel. LNG is processed post liquefaction by gaseous natural gas through deep cooling and obtains, and belonging to ultralow temperature load can liquid. It must be utilized in the form of a vapor after gasification, and owing to the temperature of LNG is-162 DEG C, it can produce substantial amounts of cold energy in gasification, if it not reclaimed, will result in very big energy waste. And mostly existing refrigerator car is that electricity consumption is freezed, refrigeration cost is high, wastes the energy.
Summary of the invention:
The technical problem to be solved is to provide a kind of a large amount of cold energy that can be produced in gasification by LNG and carries out recycling and storing, thus reducing refrigerator car refrigeration cost, saves the LNG refrigerator car cold energy recycle system of the energy.
Above-mentioned purpose is achieved in that it includes LNG vehicle-mounted bottle, LNG vehicle-mounted bottle is provided with LNG import and LNG outlet, also include that there is double walled heat exchanger, to the interlayer vacuum-pumping between heat exchanger inwall and outer wall, heat exchanger outer wall is provided with vacuum orifice, heat exchanger inwall is fixed with safety relief pipe, described safety relief pipe stretches out from heat exchanger outer wall, heat exchanger shell is equipped with coolant liquid, coil pipe is had in heat exchanger, LNG outlet and heat exchanger coils entrance on LNG vehicle-mounted bottle are connected by pipeline, connected by pipeline between heat exchanger coils outlet and calorifier inlets, heater outlet has pipeline to be connected with engine fuel inlet,
Heat exchanger shell has import A, import B, outlet A, outlet B, wherein it is connected by pipeline A between import A and the outlet of fan coil on heat exchanger shell, pipeline A there is valve, it is connected by pipeline B between outlet A and the entrance of circulating pump A of heat exchanger shell, pipeline B has valve, is connected by pipeline C between circulating pump A outlet and the import of fan coil;
Also include several regenerators, described regenerator is all fixed on framework, the dividing plate made of adiabator it is provided with between adjacent regenerator, it is connected by pipeline D between heat exchanger exit B with circulating pump B entrance, pipeline D there is valve, circulating pump B outlet is connected respectively through pipeline with between each regenerator entrance, each pipeline being connected between circulating pump B with each regenerator entrance is designed with valve, the outlet of each regenerator has pipeline to be connected with pipeline E, the other end of pipeline E is connected with heat exchanger import B, each pipeline that the outlet of each regenerator is connected with pipeline E there is valve, it is designed with temperature sensor in each regenerator, each regenerator has sewage draining exit.
The refrigerating carriage that wherein said LNG vehicle-mounted bottle, heat exchanger, heater are all located at refrigerator car is external, and described several regenerators, blower fan, circulating pump are all located in refrigerating carriage body.
Described blower fan, circulating pump A, circulating pump B and CPU each delivery outlet between connected by power line, be connected by holding wire between described temperature sensor with CPU input port, be connected by wire between described CPU communication port and display communication port.
The invention have the advantage that the liquified natural gas in LNG vehicle-mounted bottle enters in heat exchanger, heat exchange is carried out with the coolant in heat exchanger, valve on opening conduits A and pipeline B, coolant circulates between heat exchanger and blower fan, the cold wind of blower fan blowout is lowered the temperature in refrigerating carriage body, when in refrigerating carriage body without lowering the temperature, close the valve on pipeline A and pipeline B, valve on opening conduits D and pipeline E, and open a regenerator and enter, valve on outlet connecting pipe road, make a regenerator cold-storage, close it when this regenerator cold-storage temperature reaches set temperature value to enter, valve on outlet connecting pipe road, open second regenerator to enter, valve on outlet conduit, make second regenerator cold-storage, so repeatedly. now, first regenerator can be removed, use for the initial pre-cooling railway carriage of other vehicle. the LNG a large amount of cold energy produced in gasification can be made full use of, reduce the refrigeration cost of refrigerator car, save the energy. additionally heat exchanger being located at refrigerating carriage external, natural gas occurs can be directly discharged in air during leakage, will not cause danger because of gathering.
Accompanying drawing illustrates:
Fig. 1 is the structural representation of the present invention, and in figure, 24 is cold preservation envelope;
Fig. 2 is the electrical structure block diagram of the present invention;
Fig. 3 is the control flow schematic diagram of the present invention.
Detailed description of the invention:
With reference to Fig. 1, it includes LNG vehicle-mounted bottle 1, LNG vehicle-mounted bottle is provided with LNG import and LNG outlet, also include that there is double walled heat exchanger 2, to the interlayer vacuum-pumping between heat exchanger inwall and outer wall, heat exchanger outer wall is provided with vacuum orifice 3, heat exchanger inwall is fixed with safety relief pipe 4, described safety relief pipe stretches out from heat exchanger outer wall, heat exchanger shell is equipped with coolant liquid, coil pipe 5 is had in heat exchanger, LNG outlet and heat exchanger coils entrance on LNG vehicle-mounted bottle are connected by pipeline, connected by pipeline between heat exchanger coils outlet and heater 6 entrance, heater outlet has pipeline to be connected with engine fuel inlet,
Heat exchanger shell has import A7, import B8, outlet A9, outlet B10, wherein it is connected by pipeline A12 between the import A on heat exchanger shell and the outlet of blower fan 11 coil pipe, pipeline A there is valve, it is connected by pipeline B14 between outlet A9 and the entrance of circulating pump A13 of heat exchanger shell, pipeline B has valve, is connected by pipeline C15 between circulating pump A13 outlet and the import of fan coil;
Also include several regenerators 16, described regenerator is all located on framework 17, the dividing plate 18 made of adiabator it is provided with between adjacent regenerator, it is connected by pipeline D20 between heat exchanger exit B10 with circulating pump B19 entrance, pipeline D there is valve, circulating pump B outlet is connected respectively through pipeline with between each regenerator entrance, each pipeline being connected between circulating pump B with each regenerator entrance is designed with valve, the outlet of each regenerator has pipeline to be connected with pipeline E21, the other end of pipeline E is connected with heat exchanger import B8, each pipeline that the outlet of each regenerator is connected with pipeline E there is valve, it is designed with temperature sensor in each regenerator, each regenerator has sewage draining exit.
The refrigerating carriage that wherein said LNG vehicle-mounted bottle, heat exchanger, heater are all located at refrigerator car is external, and described several regenerators, blower fan, circulating pump are all located in refrigerating carriage body.
With reference to Fig. 2, described blower fan, circulating pump A, circulating pump B and CPU each delivery outlet between connected by power line, it is connected by holding wire between described temperature sensor 23 and CPU input port, is connected by wire between described CPU communication port with display 22 communication port.
Claims (3)
1.LNG refrigerator car cold energy recycle system, including LNG vehicle-mounted bottle (1), LNG vehicle-mounted bottle is provided with LNG import and LNG outlet, it is characterized in that: also include that there is double walled heat exchanger (2), to the interlayer vacuum-pumping between heat exchanger inwall and outer wall, heat exchanger outer wall is provided with vacuum orifice (3), heat exchanger inwall is fixed with safety relief pipe (4), described safety relief pipe stretches out from heat exchanger outer wall, heat exchanger shell is equipped with coolant liquid, coil pipe (5) is had in heat exchanger, LNG outlet and heat exchanger coils entrance on LNG vehicle-mounted bottle are connected by pipeline, connected by pipeline between heat exchanger coils outlet and heater (6) entrance, heater outlet has pipeline to be connected with engine fuel inlet,
Heat exchanger shell has import A(7), import B(8), outlet A(9), outlet B(10), wherein the import A on heat exchanger shell and between the outlet of blower fan (11) coil pipe by pipeline A(12) be connected, pipeline A there is valve, the outlet A(9 of heat exchanger shell) with circulating pump A(13) entrance between by pipeline B(14) be connected, pipeline B has valve, circulating pump A(13) pass through pipeline C(15 between outlet and the import of fan coil) be connected;
Also include several regenerators (16), described regenerator is all located on framework (17), the dividing plate (18) made of adiabator it is provided with between adjacent regenerator, heat exchanger exit B(10) with circulating pump B(19) between entrance by pipeline D(20) be connected, pipeline D there is valve, circulating pump B outlet is connected respectively through pipeline with between each regenerator entrance, each pipeline being connected between circulating pump B with each regenerator entrance is designed with valve, the outlet of each regenerator has pipeline and pipeline E(21) it is connected, the other end of pipeline E and heat exchanger import B(8) it is connected, each pipeline that the outlet of each regenerator is connected with pipeline E there is valve, it is designed with temperature sensor in each regenerator, each regenerator has sewage draining exit.
2. the LNG refrigerator car cold energy recycle system described in claim 1, is characterized in that: the refrigerating carriage that vehicle-mounted bottle, heat exchanger, heater are all located at refrigerator car is external, and described several regenerators, blower fan, circulating pump are all located in refrigerating carriage body.
3. the LNG refrigerator car cold energy recycle system described in claim 1, it is characterized in that: described blower fan, circulating pump A, circulating pump B and CPU each delivery outlet between connected by power line, it is connected by holding wire between described temperature sensor (23) and CPU input port, is connected by wire between described CPU communication port with display (22) communication port.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610126676.4A CN105667257A (en) | 2016-03-07 | 2016-03-07 | Cold energy recycling system for LNG refrigerated vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610126676.4A CN105667257A (en) | 2016-03-07 | 2016-03-07 | Cold energy recycling system for LNG refrigerated vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105667257A true CN105667257A (en) | 2016-06-15 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610126676.4A Pending CN105667257A (en) | 2016-03-07 | 2016-03-07 | Cold energy recycling system for LNG refrigerated vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN105667257A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640330A (en) * | 2016-10-26 | 2017-05-10 | 中山市蓝水能源科技发展有限公司 | Comprehensive utilization device for LNG ship energy |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000258010A (en) * | 1999-03-05 | 2000-09-22 | Ishikawajima Harima Heavy Ind Co Ltd | Refrigerated vehicle |
| JP2008045813A (en) * | 2006-08-16 | 2008-02-28 | Chugoku Electric Power Co Inc:The | Refrigerating apparatus and lng refrigerated vehicle loaded with the same |
| CN102555733A (en) * | 2012-01-13 | 2012-07-11 | 华南理工大学 | Cold energy utilizing device for liquefied natural gas refrigerator truck |
| CN202507988U (en) * | 2012-04-24 | 2012-10-31 | 山东东岳专用汽车制造有限公司 | LNG (Liquefied Natural Gas) refrigerator car |
| CN103486878A (en) * | 2013-09-30 | 2014-01-01 | 江苏华迈燃气设备销售有限公司 | Heat exchanger for LNG refrigerator car and refrigerating system of LNG refrigerator car |
| CN205523551U (en) * | 2016-03-07 | 2016-08-31 | 辽宁澳深低温装备股份公司 | LNG is cold energy recycle system for refrigerator car |
-
2016
- 2016-03-07 CN CN201610126676.4A patent/CN105667257A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2000258010A (en) * | 1999-03-05 | 2000-09-22 | Ishikawajima Harima Heavy Ind Co Ltd | Refrigerated vehicle |
| JP2008045813A (en) * | 2006-08-16 | 2008-02-28 | Chugoku Electric Power Co Inc:The | Refrigerating apparatus and lng refrigerated vehicle loaded with the same |
| CN102555733A (en) * | 2012-01-13 | 2012-07-11 | 华南理工大学 | Cold energy utilizing device for liquefied natural gas refrigerator truck |
| CN202507988U (en) * | 2012-04-24 | 2012-10-31 | 山东东岳专用汽车制造有限公司 | LNG (Liquefied Natural Gas) refrigerator car |
| CN103486878A (en) * | 2013-09-30 | 2014-01-01 | 江苏华迈燃气设备销售有限公司 | Heat exchanger for LNG refrigerator car and refrigerating system of LNG refrigerator car |
| CN205523551U (en) * | 2016-03-07 | 2016-08-31 | 辽宁澳深低温装备股份公司 | LNG is cold energy recycle system for refrigerator car |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106640330A (en) * | 2016-10-26 | 2017-05-10 | 中山市蓝水能源科技发展有限公司 | Comprehensive utilization device for LNG ship energy |
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| C06 | Publication | ||
| PB01 | Publication | ||
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| AD01 | Patent right deemed abandoned | ||
| AD01 | Patent right deemed abandoned |
Effective date of abandoning: 20191022 |