CN205118648U - LNG gas station with multi -functional heating device - Google Patents
LNG gas station with multi -functional heating device Download PDFInfo
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- CN205118648U CN205118648U CN201520768903.4U CN201520768903U CN205118648U CN 205118648 U CN205118648 U CN 205118648U CN 201520768903 U CN201520768903 U CN 201520768903U CN 205118648 U CN205118648 U CN 205118648U
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Abstract
The utility model provides a LNG gas station with multi -functional heating device, the LNG gas station adopts a multi -functional aeration device. Multi -functional aeration device has the tank car pressure boost of unloading simultaneously, and the LNG storage tank is from pressure boost and three kinds of functions of LNG storage tank pressure regulating. Realize the current LNG gas station of three kind above -mentioned functions for adopting three device respectively, LNG gas station with multi -functional heating device equipment still less, the structure is simplified, occupation space is littleer, maintains more portably, the running cost is lower.
Description
Technical field
The utility model relates to LNG gas station, is the LNG gas station adopting Multifunctional heater more precisely.
Background technique
LNG gas station refers to the place of annotating to gas-fueled vehicles with LNG Liquefied natural gas (LNG) form.LNG energy density is large, and it is longer that gas-liquid volume ratio is that 625/1, LNG automobile continues distance travelled, clean environment firendly simultaneously.Therefore, LNG automobile is one of Main way of development of automobile.The gas engine that LNG automobile uses has certain requirement for the pressure of combustion gas, and in order to ensure the normal operation of described gas engine, the pressure of described combustion gas needs to remain in certain scope, and gas-fueled vehicles itself do not have the function of pressurization.In order to the pressure requirements making the rock gas in gas-fueled vehicles reach described gas engine, just need LNG gas station by the LNG carburretion of saturation pressure lower than setting pressure, adjust and remain to the pressure range needed for described gas engine, being then filled in vehicle steel cylinder.Present LNG gas station adopts a LNG storage tank pressure regulation vaporizer usually, realizes the pressure regulation to LNG in LNG storage tank, to be filled in vehicle steel cylinder by the LNG under saturation pressure after pressure regulation, thus ensures LNG fuel automobile source of the gas supply pressure stability.Existing LNG gas station, in order to realize various functions, also needs to use the multiple device with heating function.Unload without pump to reach tank car, need use one to unload pressurized machine, pressurized machine of unloading described in using, for tank car supercharging, makes the LNG pressure in tank car be promoted to required scope of unloading, thus realizes tank car and unload without pump.In order to carry out supercharging to LNG storage tank, needing use one storage tank automatic pressure intensifier, using described storage tank automatic pressure intensifier to heat the LNG in LNG storage tank, the LNG vaporization in LNG storage tank, thus realize the supercharging of LNG storage tank.In order to diffuse safe diffused gas (EAG) recuperator of front the pre-heat treatment to excess flash steam (BOG), before excess BOG being diffused to process, use described EAG recuperator to carry out heating supercharging to BOG, be convenient to effectively diffusing of BOG.Described pressure regulation vaporizer, described pressurized machine of unloading, described storage tank automatic pressure intensifier and described EAG recuperator are respectively used to the difference in functionality realizing LNG gas station, but described pressure regulation vaporizer, described pressurized machine of unloading, described storage tank automatic pressure intensifier and described EAG recuperator function class seemingly, are all arranged in LNG gas station and take up room greatly, installation cost is higher, is unfavorable for promoting the use of of LNG.
Model utility content
The LNG gas station that an object of the present utility model is to provide one to have a Multifunctional heater, the Multifunctional heater that described LNG gas station adopts has tanker vehicle unloading supercharging simultaneously, LNG storage tank is from supercharging and LNG storage tank pressure regulation three kinds of functions, LNG gas station designs simplification, takes up room little.
The LNG gas station that another object of the present utility model is to provide one to have a Multifunctional heater, the Multifunctional heater that described LNG gas station adopts has tanker vehicle unloading supercharging simultaneously, LNG storage tank is from supercharging and LNG storage tank pressure regulation three kinds of functions, LNG filling gas station equipment simplifies, easy and simple to handle.
The LNG gas station that another object of the present utility model is to provide one to have a Multifunctional heater, the Multifunctional heater that described LNG gas station adopts has tanker vehicle unloading supercharging simultaneously, LNG storage tank is from supercharging and LNG storage tank pressure regulation three kinds of functions, LNG filling gas station equipment quantity reduces, and operating cost reduces.
The LNG gas station that another object of the present utility model is to provide one to have a Multifunctional heater, the Multifunctional heater that described LNG gas station adopts has tanker vehicle unloading supercharging simultaneously, LNG storage tank is from supercharging and LNG storage tank pressure regulation three kinds of functions, LNG gas station aerating process simplification, aerating efficiengy-increasing.
The LNG gas station that another object of the present utility model is to provide one to have a Multifunctional heater, the Multifunctional heater that described LNG gas station adopts has tanker vehicle unloading supercharging simultaneously, LNG storage tank is from supercharging and LNG storage tank pressure regulation three kinds of functions, and equipment reduces, and rate of fault reduces.
The LNG gas station that another object of the present utility model is to provide one to have a Multifunctional heater, the Multifunctional heater that described LNG gas station adopts has tanker vehicle unloading supercharging simultaneously, LNG storage tank is from supercharging and LNG storage tank pressure regulation three kinds of functions, tank car can adopt low temperature immersed pump to unload, also can adopt and unload without pump, tank car unloading smoothly at different conditions can be ensured.
The LNG gas station that another object of the present utility model is to provide one to have a Multifunctional heater, the Multifunctional heater that described LNG gas station adopts has tanker vehicle unloading supercharging simultaneously, LNG storage tank is from supercharging and LNG storage tank pressure regulation three kinds of functions, and described Multifunctional heater also combines with EAG recuperator, a step simplifies the device structure of gas station more, takes up room less.
In order to achieve the above object, the LNG gas station that the utility model provides one to have a Multifunctional heater, described each equipment had in the LNG gas station of Multifunctional heater is all set up connection by pipeline, and described in there is Multifunctional heater LNG gas station be connected a tank car, it is characterized in that, comprising:
One tank car interface group, described tank car interface group comprises a tank car and unloads liquid mouth, a tank car supercharging liquid outlet and a tank car supercharging gas returning port, and described tank car interface group is connected with described tank car;
One LNG storage tank, described LNG storage tank is unloaded liquid mouth by pipeline and described tank car and is connected, and described LNG storage tank is connected with described tank car supercharging gas returning port by pipeline;
One Multifunctional heater, described Multifunctional heater has a supercharging feed liquor pressure regulation return-air compound interface and a supercharging return-air pressure regulation feed liquor compound interface, described supercharging feed liquor pressure regulation return-air compound interface is connected by pipeline with described tank car supercharging liquid outlet, described supercharging feed liquor pressure regulation return-air compound interface is also connected with described LNG storage tank by pipeline with described tank car supercharging liquid outlet, described supercharging return-air pressure regulation feed liquor compound interface is connected with described LNG storage tank by pipeline, described supercharging return-air pressure regulation feed liquor compound interface be also connected with described tank car supercharging gas returning port by pipeline,
One low temperature immersed pump, described low temperature immersed pump has a pump liquid entering hole, one pump liquid outlet and a gas-liquid equilibrium interface, described pump liquid entering hole is connected with described LNG storage tank by pipeline, described pump liquid entering hole also unloads liquid mouth by pipeline with described and described tank car and is connected, described pump liquid outlet is connected with described LNG storage tank by pipeline, described pump liquid outlet is also connected with described supercharging return-air pressure regulation feed liquor compound interface by pipeline, described gas-liquid equilibrium interface is connected with described tank car supercharging gas returning port by pipeline, described gas-liquid equilibrium interface is also connected with described LNG storage tank by pipeline, and
One filling machine, described filling machine has an aerating import and an aerating gas returning port, and described aerating import is connected by with described pump liquid outlet by pipeline, and described aerating gas returning port is connected by with described LNG storage tank by pipeline.
Preferably, a mounted tank car pumping entrance valve on the pipeline connecting described supercharging feed liquor pressure regulation return-air compound interface and described tank car supercharging liquid outlet.
Preferably, on the pipeline connecting described supercharging feed liquor pressure regulation return-air compound interface and described LNG storage tank, a mounted supercharging pressure regulator valve and is from force regulating valve, and by supercharging pressure regulator valve described in pipeline with describedly passed through valve by pipeline by a LNG storage tank pressure regulation in parallel from force regulating valve.
Preferably, a mounted storage tank supercharging return-air valve on the pipeline connecting described supercharging return-air pressure regulation feed liquor compound interface and described LNG storage tank, pipeline between described supercharging return-air pressure regulation feed liquor compound interface and described storage tank supercharging return-air valve is also connected two pipeline branch roads, wherein a pipeline branch road is connected by with described tank car supercharging gas returning port, and a mounted tank car supercharging return-air valve in the bypass line connecting described tank car supercharging gas returning port, wherein another pipeline branch road is connected by with the described pump liquid outlet of described low temperature immersed pump, and a mounted storage tank pressure regulator valve in the bypass line connecting described pump liquid outlet.
Liquid feed valve on mounted one on the pipeline connecting described pump liquid outlet and described LNG storage tank.
Preferably, mounted liquid feed valve once on the pipeline connecting described pump liquid entering hole and described LNG storage tank, and the pipeline between described pump liquid entering hole and described lower liquid feed valve is also connected a pipeline branch road, described pipeline branch road is unloaded liquid mouth with described tank car and is connected, and connects a mounted tank car liquid feed valve in bypass line that described tank car unloads liquid mouth.
Preferably, a mounted gas-liquid equilibrium valve on the pipeline connecting described gas-liquid equilibrium interface and described tank car supercharging gas returning port, and the pipeline between described gas-liquid equilibrium interface and described gas-liquid equilibrium valve is connected a pipeline branch road, described pipeline branch road is connected by with described LNG storage tank.
Preferably, on the pipeline at described pump liquid entering hole place, a mounted unidirectional liquid feed valve, the pipeline at described pump liquid outlet place is also mounted a unidirectional liquid feed valve.
Preferably, a mounted safety valve on the pipeline of described aerating inlet.
Preferably, the pipeline between described storage tank supercharging return-air valve and described LNG storage tank is connected an exhausting pipeline, described exhausting pipeline is installed an EAG recuperator.
Preferably, described EAG recuperator is connected by with described Multifunctional heater.
Accompanying drawing explanation
Fig. 1 is the structural representation with the LNG gas station of Multifunctional heater of the utility model first preferred embodiment.
Fig. 2 is the structural representation with the LNG gas station of Multifunctional heater of the utility model second preferred embodiment.
Embodiment
Below describe and realize the utility model for disclosing the utility model to enable those skilled in the art.Preferred embodiment in below describing only as an example, it may occur to persons skilled in the art that other apparent modification.The basic principle of the present utility model defined in the following description can be applied to other embodiments, deformation program, improvement project, equivalent and not deviate from the other technologies scheme of spirit and scope of the present utility model.
As shown in Figure 1, for the structural representation with the LNG gas station of Multifunctional heater of a preferred embodiment of the present utility model, the described LNG gas station with Multifunctional heater comprises a LNG storage tank 10, one Multifunctional heater 20, one low temperature immersed pump 30, one filling machine 40, EAG recuperator 50 and a tank car interface group 60.All connected by pipeline between said apparatus or parts.
As shown in Figure 1, described tank car interface group 60 comprises a tank car and unloads liquid mouth 601, tank car supercharging liquid outlet 602 and a tank car supercharging gas returning port 603.Described Multifunctional heater 20 has supercharging feed liquor pressure regulation return-air compound interface 201 and the supercharging return-air pressure regulation feed liquor compound interface 202 laying respectively at its both sides.Described low temperature immersed pump 30 has pump liquid entering hole 301, pump liquid outlet 302 and a gas-liquid equilibrium interface 303.Described filling machine 4 has aerating import 401 and an aerating gas returning port 402.Above-mentioned interface is all connected by pipeline with between interface.
The described supercharging feed liquor pressure regulation return-air compound interface 201 of described Multifunctional heater 20 is connected by pipeline with described tank car supercharging liquid outlet 602, and connects on described supercharging feed liquor pressure regulation return-air compound interface 201 and the pipeline of described tank car supercharging liquid outlet 602 and install a tank car pumping entrance valve 61.Described supercharging feed liquor pressure regulation return-air compound interface 201 is also connected with described LNG storage tank 10 by pipeline with described tank car supercharging liquid outlet 602, above-mentioned pipeline is installed a supercharging pressure regulator valve 21 and from force regulating valve 23, and by pipeline and described supercharging pressure regulator valve 21 with describedly pass through valve from a force regulating valve 23 LNG storage tank pressure regulation in parallel.The described supercharging return-air pressure regulation feed liquor compound interface 202 of described Multifunctional heater 20 is connected with described LNG storage tank 10 by pipeline, and a storage tank supercharging return-air valve 13 installed by the pipeline connecting described supercharging return-air pressure regulation feed liquor compound interface 202 and described LNG storage tank 10.Pipeline between described supercharging return-air pressure regulation feed liquor compound interface 202 and described storage tank supercharging return-air valve 13 also connects two pipeline branch roads, wherein a pipeline branch road is connected with described tank car supercharging gas returning port 603, and the bypass line connecting described tank car supercharging gas returning port 603 installs a tank car supercharging return-air valve 62; Another pipeline branch road is connected with the described pump liquid outlet 302 of described low temperature immersed pump 30, and the bypass line connecting described pump liquid outlet 302 installs a storage tank pressure regulator valve 14.The described pump liquid outlet 302 of described low temperature immersed pump 30 is connected with described LNG storage tank 10 by pipeline, and liquid feed valve 11 on installed by the pipeline connecting described pump liquid outlet 302 and described LNG storage tank.The described pump liquid entering hole 301 of described low temperature immersed pump 30 is connected with described LNG storage tank 10 by pipeline, and liquid feed valve 12 installed by the pipeline connecting described pump liquid entering hole 301 and described LNG storage tank 10.Pipeline between described pump liquid entering hole 301 and described lower liquid feed valve 12 also connects a pipeline branch road, and described pipeline branch road and described tank car unload liquid mouth 601 and be connected, and connects in bypass line that described tank car unloads liquid mouth 601 and install a tank car liquid feed valve 63.The described gas-liquid equilibrium interface 303 of described low temperature immersed pump 30 is connected with described tank car supercharging gas returning port 603 by pipeline, and a gas-liquid equilibrium valve 33 installed by the pipeline connecting described gas-liquid equilibrium interface 303 and described tank car supercharging gas returning port 603.Pipeline between described gas-liquid equilibrium interface 303 and described gas-liquid equilibrium valve 33 also connects a pipeline branch road, and described pipeline branch road is connected with described LNG storage tank 10.The described aerating import 401 of described filling machine 40 is connected with described pump liquid outlet 302 by pipeline.The described aerating gas returning port 402 of described filling machine 40 is connected with described LNG storage tank 10 by pipeline.A unidirectional liquid feed valve 31 installed by the pipeline that it should be noted that described pump liquid entering hole 301 place of described low temperature immersed pump 30, a unidirectional liquid feed valve 32 installed by the pipeline at described pump liquid outlet place.A safety valve 41 being installed by pipeline near the described aerating import 401 of described filling machine 40, in case of emergency stopping aerating by closing described safety valve 41.Pipeline between described storage tank supercharging return-air valve 12 and described LNG storage tank 10 connects an exhausting pipeline 70, and described exhausting pipeline 70 installs described EAG recuperator 50.Need the BOG gas diffused to arrive described EAG recuperator 50 through described exhausting pipeline 70, then after described EAG recuperator 50 heats, diffused by described exhausting pipeline 70.
The described tank car with the LNG gas station of Multifunctional heater is unloaded without pump, the supercharging of described LNG storage tank 10 and the pressure regulation process of described LNG storage tank 10 all utilize described Multifunctional heater 20 to complete, by regulating each valve, guide LNG described have in the pipeline of the LNG gas station of Multifunctional heater transmit, thus there is described in completing the work in every flow process of the LNG gas station of Multifunctional heater.
The described tank car with the LNG gas station of Multifunctional heater unloads to have come by carrying out supercharging to tank car without pump.First, the interface of tank car and described tank car are unloaded liquid mouth 601, described tank car supercharging liquid outlet 602 and described tank car supercharging gas returning port 603 connect one to one.Afterwards, close described storage tank supercharging return-air valve 13 and described gas-liquid equilibrium valve 33, LNG in tank car flows to described Multi-functional heater 20 by described tank car supercharging liquid outlet 602, and period above-mentioned LNG enters described Multifunctional heater 20 by described tank car pumping entrance valve 61 and from the supercharging feed liquor pressure regulation return-air compound interface 201 of described Multi-functional heater.The LNG entering described Multifunctional heater 20 discharges from described supercharging return-air pressure regulation feed liquor compound interface 202 after heating, and the LNG after heating is got back in tank car by described tank car supercharging gas returning port 603 after described tank car supercharging return-air valve 62 again.LNG air pressure after described Multifunctional heater 20 heats increases, again get back to after in tank car, air pressure in tank car increases, and the air pressure in tank car is greater than the air pressure in described LNG storage tank 10, under the effect of pressure difference between, LNG in tank car by pipeline as described in LNG storage tank 10, period unloads liquid mouth 601 and described tank car liquid feed valve 63 through described tank car, completes tank car and unloads without pump.
The described pump process of unloading with the LNG gas station of Multifunctional heater utilizes the LNG in described low temperature immersed pump 30 pairs of tank cars to carry out extraction to unload.Use described low temperature immersed pump 30 to carry out tanker vehicle unloading, need to close described storage tank pressure regulator valve 14, described lower liquid feed valve 12 and described safety valve 41, upper liquid feed valve 11 and described tank car liquid feed valve 63 described in conducting.The LNG in described low temperature immersed pump 30 pairs of tank cars is used to extract, LNG unloads liquid mouth 601 through described tank car, described tank car liquid feed valve 63 and described unidirectional liquid feed valve 31 enter described low temperature immersed pump 30 from described pump liquid entering hole 301, LNG passes through pressurization in described low temperature immersed pump 30, flow out from described pump liquid outlet 302, inject described LNG storage tank 10 through described unidirectional liquid feed valve 32 and described upper liquid feed valve 11 again, thus the pump completing tank car is unloaded.
Described described LNG storage tank 10 supercharging with the LNG gas station of Multifunctional heater refers to, when the described LNG gas station with Multifunctional heater is in running, LNG pressure in described LNG storage tank 10, lower than setting pressure, carries out the process of supercharging to described LNG storage tank 10 by described Multifunctional heater 20.In order to complete the supercharging to described LNG storage tank 10, first need to close described tank car pumping entrance valve 61, supercharging pressure regulator valve 21 described in conducting.LNG in described LNG storage tank 10 flows out under the effect of force regulating valve 23 described from described LNG storage tank 10, the LNG flowed out is through described supercharging pressure regulator valve 21 and described from force regulating valve 23, described Multifunctional heater 20 is flowed into from the described supercharging feed liquor pressure regulation return-air compound interface 201 of described Multifunctional heater 20, LNG after described Multifunctional heater 20 heats flows out through described supercharging return-air pressure regulation feed liquor compound interface 202, described LNG storage tank 10 is flowed into again through described storage tank supercharging return-air valve 13, thus the supercharging achieved described LNG storage tank 10.
When described described LNG storage tank 10 pressure regulation with the LNG gas station of Multifunctional heater refers to that LNG saturation pressure in described LNG storage tank 10 is lower than setting pressure, by described Multifunctional heater 20, the process heating pressure regulation is carried out to the LNG in described LNG storage tank.In order to complete the pressure regulation to described LNG storage tank 10, first need to close described tank car pumping entrance valve 61, described supercharging pressure regulator valve 21, described storage tank supercharging return-air valve 13, described tank car supercharging return-air valve 62, described upper liquid feed valve 11, described gas-liquid equilibrium valve 33 and described safety valve 41, LNG storage tank pressure regulation described in conducting is by valve 22, described storage tank pressure regulator valve 14 and described lower liquid feed valve 12.LNG in described LNG storage tank 10 enters described low temperature immersed pump 30 through described lower liquid feed valve 12 and described unidirectional liquid feed valve 31 from described pump liquid entering hole 301, flow out from described pump liquid outlet 302 again, through described storage tank pressure regulator valve 14, described Multifunctional heater 20 is entered from the described supercharging return-air pressure regulation feed liquor compound interface 202 of described Multifunctional heater 20, LNG discharges from described supercharging feed liquor pressure regulation return-air compound interface 201 after described Multifunctional heater 20 heats, re-inject in described LNG storage tank 10 through described LNG storage tank pressure regulation by valve 22, thus the pressure regulation process achieved described LNG storage tank 10.
Be illustrated in figure 2 the structural representation with the LNG gas station of Multifunctional heater of the utility model second preferred embodiment, second preferred embodiment is structurally substantially identical with first preferred embodiment, and difference part is that described EAG recuperator 50 and described Multifunctional heater 20 are joined together to form an entirety from outside.The respective structure function of described Multifunctional heater 20 and described EAG recuperator and mode of operation all do not change.By described Multifunctional heater 20 is connected from outside with described EAG recuperator, there is described in further reducing the space shared by LNG gas station internal unit of Multifunctional heater, make the vibrational power flow of gas station more reasonable.
One skilled in the art will understand that the embodiment of the present utility model shown in foregoing description and accompanying drawing only limits the utility model as an example and not.The purpose of this utility model is complete and effectively realize.Function of the present utility model and structural principle are shown in an embodiment and are illustrated, do not deviating under described principle, mode of execution of the present utility model can have any distortion or amendment.
Claims (10)
1. a LNG gas station with Multifunctional heater, described each equipment had in the LNG gas station of Multifunctional heater is all set up connection by pipeline, and described in there is Multifunctional heater LNG gas station be connected a tank car, it is characterized in that, comprising:
One tank car interface group, described tank car interface group comprises a tank car and unloads liquid mouth, a tank car supercharging liquid outlet and a tank car supercharging gas returning port, and described tank car interface group is connected with described tank car;
One LNG storage tank, described LNG storage tank is unloaded liquid mouth by pipeline and described tank car and is connected, and described LNG storage tank is connected with described tank car supercharging gas returning port by pipeline;
One Multifunctional heater, described Multifunctional heater has a supercharging feed liquor pressure regulation return-air compound interface and a supercharging return-air pressure regulation feed liquor compound interface, described supercharging feed liquor pressure regulation return-air compound interface is connected by pipeline with described tank car supercharging liquid outlet, described supercharging feed liquor pressure regulation return-air compound interface is also connected with described LNG storage tank by pipeline with described tank car supercharging liquid outlet, described supercharging return-air pressure regulation feed liquor compound interface is connected with described LNG storage tank by pipeline, described supercharging return-air pressure regulation feed liquor compound interface be also connected with described tank car supercharging gas returning port by pipeline,
One low temperature immersed pump, described low temperature immersed pump has a pump liquid entering hole, one pump liquid outlet and a gas-liquid equilibrium interface, described pump liquid entering hole is connected with described LNG storage tank by pipeline, described pump liquid entering hole also unloads liquid mouth by pipeline with described and described tank car and is connected, described pump liquid outlet is connected with described LNG storage tank by pipeline, described pump liquid outlet is also connected with described supercharging return-air pressure regulation feed liquor compound interface by pipeline, described gas-liquid equilibrium interface is connected with described tank car supercharging gas returning port by pipeline, described gas-liquid equilibrium interface is also connected with described LNG storage tank by pipeline, and
One filling machine, described filling machine has an aerating import and an aerating gas returning port, and described aerating import is connected by with described pump liquid outlet by pipeline, and described aerating gas returning port is connected by with described LNG storage tank by pipeline.
2. there is the LNG gas station of Multifunctional heater as claimed in claim 1, it is characterized in that, a mounted tank car pumping entrance valve on the pipeline connecting described supercharging feed liquor pressure regulation return-air compound interface and described tank car supercharging liquid outlet.
3. there is the LNG gas station of Multifunctional heater as claimed in claim 2, it is characterized in that, on the pipeline connecting described supercharging feed liquor pressure regulation return-air compound interface and described LNG storage tank, a mounted supercharging pressure regulator valve and is from force regulating valve, and by supercharging pressure regulator valve described in pipeline with describedly passed through valve by pipeline by a LNG storage tank pressure regulation in parallel from force regulating valve.
4. there is the LNG gas station of Multifunctional heater as claimed in claim 3, it is characterized in that, a mounted storage tank supercharging return-air valve on the pipeline connecting described supercharging return-air pressure regulation feed liquor compound interface and described LNG storage tank, pipeline between described supercharging return-air pressure regulation feed liquor compound interface and described storage tank supercharging return-air valve is also connected two pipeline branch roads, wherein a pipeline branch road is connected by with described tank car supercharging gas returning port, and a mounted tank car supercharging return-air valve in the bypass line connecting described tank car supercharging gas returning port, wherein another pipeline branch road is connected by with the described pump liquid outlet of described low temperature immersed pump, and a mounted storage tank pressure regulator valve in the bypass line connecting described pump liquid outlet.
5. there is the LNG gas station of Multifunctional heater as claimed in claim 4, it is characterized in that, liquid feed valve on mounted on the pipeline connecting described pump liquid outlet and described LNG storage tank.
6. there is the LNG gas station of Multifunctional heater as claimed in claim 5, it is characterized in that, mounted liquid feed valve once on the pipeline connecting described pump liquid entering hole and described LNG storage tank, and the pipeline between described pump liquid entering hole and described lower liquid feed valve is also connected a pipeline branch road, described pipeline branch road is unloaded liquid mouth with described tank car and is connected, and connects a mounted tank car liquid feed valve in bypass line that described tank car unloads liquid mouth.
7. there is the LNG gas station of Multifunctional heater as claimed in claim 6, it is characterized in that, a mounted gas-liquid equilibrium valve on the pipeline connecting described gas-liquid equilibrium interface and described tank car supercharging gas returning port, and the pipeline between described gas-liquid equilibrium interface and described gas-liquid equilibrium valve is connected a pipeline branch road, described pipeline branch road is connected by with described LNG storage tank.
8. have the LNG gas station of Multifunctional heater as claimed in claim 7, it is characterized in that, on the pipeline at described pump liquid entering hole place, a mounted unidirectional liquid feed valve, the pipeline at described pump liquid outlet place is also mounted a unidirectional liquid feed valve.
9. there is the LNG gas station of Multifunctional heater as claimed in claim 8, it is characterized in that, a mounted safety valve on the pipeline of described aerating inlet.
10. have the LNG gas station of Multifunctional heater as claimed in claim 9, it is characterized in that, the pipeline between described storage tank supercharging return-air valve and described LNG storage tank is connected an exhausting pipeline, described exhausting pipeline is installed an EAG recuperator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520768903.4U CN205118648U (en) | 2015-09-29 | 2015-09-29 | LNG gas station with multi -functional heating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520768903.4U CN205118648U (en) | 2015-09-29 | 2015-09-29 | LNG gas station with multi -functional heating device |
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| Publication Number | Publication Date |
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| CN205118648U true CN205118648U (en) | 2016-03-30 |
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| CN201520768903.4U Expired - Fee Related CN205118648U (en) | 2015-09-29 | 2015-09-29 | LNG gas station with multi -functional heating device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111365610A (en) * | 2020-04-01 | 2020-07-03 | 江苏国富氢能技术装备有限公司 | Discharging pressure regulating system applied to hydrogen storage type hydrogen adding station |
| CN114087538A (en) * | 2020-08-24 | 2022-02-25 | 安瑞科(廊坊)能源装备集成有限公司 | LNG (liquefied Natural gas) conveying and filling system and control method thereof |
-
2015
- 2015-09-29 CN CN201520768903.4U patent/CN205118648U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111365610A (en) * | 2020-04-01 | 2020-07-03 | 江苏国富氢能技术装备有限公司 | Discharging pressure regulating system applied to hydrogen storage type hydrogen adding station |
| CN111365610B (en) * | 2020-04-01 | 2024-04-26 | 江苏国富氢能技术装备股份有限公司 | Discharging pressure regulating system applied to hydrogen storage type hydrogenation station |
| CN114087538A (en) * | 2020-08-24 | 2022-02-25 | 安瑞科(廊坊)能源装备集成有限公司 | LNG (liquefied Natural gas) conveying and filling system and control method thereof |
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