CN114838288B - Novel air supply system of vehicle bottle - Google Patents

Novel air supply system of vehicle bottle Download PDF

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Publication number
CN114838288B
CN114838288B CN202210650129.1A CN202210650129A CN114838288B CN 114838288 B CN114838288 B CN 114838288B CN 202210650129 A CN202210650129 A CN 202210650129A CN 114838288 B CN114838288 B CN 114838288B
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China
Prior art keywords
pipeline
bottle
vehicle
air
filling
Prior art date
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Application number
CN202210650129.1A
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Chinese (zh)
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CN114838288A (en
Inventor
王伟
王沙沙
王国营
王晓东
李慧莹
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Shandong Auyan New Energy Technology Co ltd
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Shandong Auyan New Energy Technology Co ltd
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Priority to CN202210650129.1A priority Critical patent/CN114838288B/en
Publication of CN114838288A publication Critical patent/CN114838288A/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C9/00—Methods or apparatus for discharging liquefied or solidified gases from vessels not under pressure
    • F17C9/02—Methods or apparatus for discharging liquefied or solidified gases from vessels not under pressure with change of state, e.g. vaporisation
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K15/03006—Gas tanks
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/005—Details of vessels or of the filling or discharging of vessels for medium-size and small storage vessels not under pressure
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C13/00—Details of vessels or of the filling or discharging of vessels
    • F17C13/04—Arrangement or mounting of valves
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K15/03006—Gas tanks
    • B60K2015/03026—Gas tanks comprising a valve
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60K—ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES; ARRANGEMENT OR MOUNTING OF PLURAL DIVERSE PRIME-MOVERS IN VEHICLES; AUXILIARY DRIVES FOR VEHICLES; INSTRUMENTATION OR DASHBOARDS FOR VEHICLES; ARRANGEMENTS IN CONNECTION WITH COOLING, AIR INTAKE, GAS EXHAUST OR FUEL SUPPLY OF PROPULSION UNITS IN VEHICLES
    • B60K15/00—Arrangement in connection with fuel supply of combustion engines or other fuel consuming energy converters, e.g. fuel cells; Mounting or construction of fuel tanks
    • B60K15/03—Fuel tanks
    • B60K2015/03309—Tanks specially adapted for particular fuels
    • B60K2015/03315—Tanks specially adapted for particular fuels for hydrogen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2201/00—Vessel construction, in particular geometry, arrangement or size
    • F17C2201/05—Size
    • F17C2201/058—Size portable (<30 l)
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0302—Fittings, valves, filters, or components in connection with the gas storage device
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/01—Pure fluids
    • F17C2221/012—Hydrogen
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2221/00—Handled fluid, in particular type of fluid
    • F17C2221/03—Mixtures
    • F17C2221/032—Hydrocarbons
    • F17C2221/033—Methane, e.g. natural gas, CNG, LNG, GNL, GNC, PLNG
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
    • F17C2227/03—Heat exchange with the fluid
    • F17C2227/0302—Heat exchange with the fluid by heating
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
    • F17C2227/03—Heat exchange with the fluid
    • F17C2227/0367—Localisation of heat exchange
    • F17C2227/0388—Localisation of heat exchange separate
    • F17C2227/039—Localisation of heat exchange separate on the pipes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2250/00—Accessories; Control means; Indicating, measuring or monitoring of parameters
    • F17C2250/04—Indicating or measuring of parameters as input values
    • F17C2250/0404—Parameters indicated or measured
    • F17C2250/0408—Level of content in the vessel
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17C—VESSELS FOR CONTAINING OR STORING COMPRESSED, LIQUEFIED OR SOLIDIFIED GASES; FIXED-CAPACITY GAS-HOLDERS; FILLING VESSELS WITH, OR DISCHARGING FROM VESSELS, COMPRESSED, LIQUEFIED, OR SOLIDIFIED GASES
    • F17C2270/00—Applications
    • F17C2270/01—Applications for fluid transport or storage
    • F17C2270/0165—Applications for fluid transport or storage on the road
    • F17C2270/0184—Fuel cells
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/30—Use of alternative fuels, e.g. biofuels

Landscapes

  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Sustainable Energy (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Transportation (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

The invention discloses a novel gas supply system of a liquid hydrogen bottle for a vehicle and an LNG vehicle bottle, and aims to solve the problems that an existing vehicle-mounted liquid hydrogen container is complex in pipeline, complex in operation, high in cost, low in automatic control system and the like. The air supply system comprises a vehicle bottle, wherein a filling pipeline for filling is arranged on the vehicle bottle, an air pipeline for supplying air to a vehicle body is communicated with the filling pipeline, and a pressure maintaining pipeline for maintaining pressure is arranged on the vehicle bottle. According to the invention, through the common port design of the filling pipeline, the pressure maintaining pipeline and the air utilization pipeline, the pipeline flow is obviously optimized, and then the space of pipeline layout is greatly saved, so that the production cost of products is greatly reduced, the competitive advantage of enterprises is greatly increased, and in actual use, different pressure conditions in the vehicle bottle can be effectively regulated through the arrangement of the pressure maintaining pipeline, and then the stability of air supply pressure is greatly ensured.

Description

Novel air supply system of vehicle bottle
Technical Field
The invention belongs to the technical field of automobile air supply systems, and particularly relates to a novel air supply system of an automobile bottle.
Background
The natural gas dual-fuel automobile is a novel energy-saving, low-pollution, economical and safe alternative fuel automobile which is widely accepted in the world. There are generally two sets of fuel supply systems, one set of which supplies natural gas or liquefied petroleum gas and the other set of which supplies fuel other than natural gas or liquefied petroleum gas, the two sets of fuel supply systems supplying fuel to cylinders in a predetermined ratio, and vehicles which mix and burn in the cylinders, such as CNG diesel dual-fuel vehicles, or LPG diesel dual-fuel vehicles. The vehicles use CNG (or LPG) as main fuel, and diesel oil has ignition effect.
Liquid hydrogen and Liquefied Natural Gas (LNG) are all ultralow-temperature inflammable and explosive media, the traditional air supply system is complex in flow, various in pipelines and many in valve pipe fitting number, all parts are generally welded or connected in a threaded mode, a plurality of connecting nodes exist, certain leakage hidden dangers exist, as the volume and the diameter of a vehicle bottle are larger and larger, the distance between the valve on the vehicle bottle and the ground is larger and larger, the root valves of most pipelines are manual valves, corresponding switching operation needs to be carried out in different scenes, personnel operation is inconvenient, and even when the valve body leaks, the valve cannot be closed timely due to higher height, so that the great potential safety hazard is caused, the integrated optimization of the pipeline valve and the realization of automatic operation are important, the traditional air supply pipeline of the vehicle bottle is long, the valve is numerous, the installation is complex, the optimization innovation of the pipeline system can reduce cost and save energy, and certain economic benefit and environmental benefit are generated
Therefore, there is a problem that the leakage hidden trouble and the operation inconvenience exist in the above device, the cost is greatly increased, and the energy consumption is increased, and a solution is needed to improve the use effect of the device.
Disclosure of Invention
(1) Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a novel air supply system of a vehicle bottle, which aims to solve the technical problems of hidden leakage trouble and inconvenience in operation in the prior art, greatly increases the cost and improves the energy consumption
The pressure maintenance instability in the vehicle-mounted low-temperature air supply system is innovated, the traditional pressurization mode is changed, the pressurization effect is quick, the pressure maintenance stability is realized, and the dormancy period of the low-temperature vehicle bottle is greatly prolonged.
(2) Technical proposal
In order to solve the technical problems, the invention provides a novel air supply system of a vehicle bottle, which is used for a liquid hydrogen bottle and an LNG vehicle bottle, and comprises the vehicle bottle, wherein a filling pipeline for filling is arranged on the vehicle bottle, an air pipeline for supplying air to a vehicle body is communicated with the filling pipeline, and a pressure maintaining pipeline for maintaining pressure is arranged on the vehicle bottle.
Preferably, the filling pipeline comprises a filling port, one side of the filling port is fixedly connected with a liquid inlet vacuum tube, one end of the liquid inlet vacuum tube is communicated with a vehicle bottle, the other end of the liquid inlet vacuum tube is provided with a liquid inlet check valve for preventing liquid hydrogen and LNG from flowing back into the filling port or the vehicle bottle, and the liquid hydrogen or the liquefied natural gas is enabled to flow back through the setting of the filling pipeline when entering the vehicle bottle, so that the condition that backflow of media inside the vehicle bottle is effectively avoided, heat loss in the use process is effectively reduced, the static evaporation rate index of the vehicle bottle is greatly reduced, and the maintenance time is prolonged.
Further, the gas-using pipeline comprises a gas outlet pipe, a gas-using root valve for controlling the gas-using pipeline to be opened and closed is fixedly arranged at the bottom of the gas outlet pipe, and a water bath type vaporizer for heating and supplying gas is arranged below the gas-using root valve, so that low-temperature gas in the vehicle bottle is heated by the water bath type vaporizer to reach the gas supply temperature, and continuous gas supply to the fuel cell or the automobile engine is ensured.
Further, the bottom of the air outlet pipe is connected with the air inlet end of the water bath type vaporizer, the air outlet end of the water bath type vaporizer is connected with a buffer tank, and one end of the air outlet pipe and the liquid inlet vacuum pipe share the same filling port.
Still further, the pressure maintaining pipeline includes from the pressure boost pipeline, from pressure boost pipeline through connection in the inside of automobile-used bottle, be equipped with on the pressure boost pipeline be used for with liquid heat exchange's inside heat exchanger in the automobile-used bottle, through the setting of inside heat exchanger for the cryogenic liquid in the automobile-used bottle is heated gasification, thereby guarantees that automobile-used bottle internal pressure rises, realizes then from the pressure boost function, and simultaneously with liquid medium heat transfer back cooled gas flow through water bath formula vaporizer again and heat, in order to guarantee that final temperature can reach the operation requirement.
Furthermore, two ends of the self-pressurization pipeline are respectively communicated with the air inlet end and the air outlet end of the water bath type carburetor, and the self-pressurization pipeline is provided with an electromagnetic valve A.
Furthermore, when filling mouthful fixed connection feed liquor vacuum tube, fixedly connected with blow-down pipe, be equipped with safe annex on the blow-down pipe, the inside of automobile-used bottle is equipped with the level gauge that is used for carrying out real-time supervision to liquid level and pressure.
Furthermore, when the pressure of the bottle body is reduced, the pressure regulating valve realizes the adjustment of the opening of the valve body according to the signal of the pressure sensor, and the signal of the pressure sensor is simultaneously given to the electromagnetic valve A to open the electromagnetic valve A, so that the hot hydrogen passing through the water bath type gasifier enters the interior of the bottle for the vehicle, and further the low-temperature liquid is heated to keep the working pressure of the bottle for the vehicle; when the pressure of the vehicle bottle is too high, a sensor signal is given to the electromagnetic valve A to close the electromagnetic valve A so as to ensure that the pressure of the vehicle bottle 1 is not overloaded.
(3) Advantageous effects
Compared with the prior art, the invention has the beneficial effects that: according to the invention, through the common port design of the filling pipeline, the pressure maintaining pipeline and the air utilization pipeline, the pipeline flow is obviously optimized, and then the space of pipeline layout is greatly saved, so that the production cost of products is greatly reduced, and further the competitive advantage of enterprises is greatly increased.
Drawings
FIG. 1 is a schematic view of an embodiment of the apparatus of the present invention.
The marks in the drawings are: 1-vehicle bottle, 2-filling pipeline, 3-gas pipeline, 4-pressure maintaining pipeline, 5-regulating valve, 6-buffer tank, 7-blow-down pipe, 8-safety accessory, 9-liquid level meter, 10-stop valve, 11-cleaning valve, 12-solenoid valve B, 201-filling port, 202-liquid inlet vacuum pipe, 203-liquid inlet check valve, 301-gas outlet pipe, 302-gas root valve, 303-water bath type vaporizer, 401-self-pressurization pipeline, 402-internal heat exchanger and 403-solenoid valve A.
Detailed Description
The structure of the novel air supply system of the vehicle bottle is shown as a schematic diagram in fig. 1, the novel air supply system comprises a vehicle bottle 1, a filling pipeline 2 for filling is arranged on the vehicle bottle 1, an air pipeline 3 for supplying air to a vehicle body is communicated with the filling pipeline 2, and a pressure maintaining pipeline 4 for maintaining pressure is arranged on the vehicle bottle 1.
Firstly, the filling pipeline 2 comprises a filling port 201, one side of the filling port 201 is fixedly connected with a liquid inlet vacuum tube 202, one end of the liquid inlet vacuum tube 202 is communicated with the vehicle bottle 1, the other end of the liquid inlet vacuum tube 202 is provided with a liquid inlet check valve 203 for preventing liquid hydrogen and LNG from flowing back into the filling port 201 or the vehicle bottle 1, when the liquid hydrogen or the liquefied natural gas enters the vehicle bottle 1 through the arrangement of the filling pipeline 2, the condition that the medium inside the vehicle bottle 1 flows back is effectively avoided, heat loss in the use process is effectively reduced, the static evaporation rate index of the vehicle bottle is greatly reduced, and the maintenance time is prolonged.
Then, the air-using pipeline 3 comprises an air outlet pipe 301, an air-using root valve 302 for controlling the opening and closing of the air-using pipeline 3 is fixedly arranged at the bottom of the air outlet pipe 301, and a water bath type vaporizer 303 for heating and air-supplying is arranged below the air-using root valve 302, so that low-temperature air in the vehicle bottle 1 is heated by the water bath type vaporizer 303 to reach the air-supplying temperature, and continuous air supply to a fuel cell or an automobile engine is ensured.
Meanwhile, the bottom end of the air outlet pipe 301 is connected with the air inlet end of the water bath type vaporizer 303, the air outlet end of the water bath type vaporizer 303 is connected with the buffer tank 6, and one end of the air outlet pipe 301 and the liquid inlet vacuum pipe 202 share the same filling port 201.
Secondly, pressure maintaining pipeline 4 includes from booster line 401, from booster line 401 through connection is equipped with on the auto-boost line 401 be used for with the interior heat exchanger 402 of the interior liquid heat exchange of auto-boost line 1, through the setting of interior heat exchanger 402 for the cryogenic liquid in the auto-boost line 1 is heated the gasification, thereby guarantees that auto-boost function is realized in the pressure rise in auto-boost line 1, simultaneously with liquid medium heat transfer back cooled gas flow through water bath formula vaporizer 303 again and heat, in order to guarantee that final temperature can reach the operation requirement.
In addition, the both ends of self-pressurization pipeline 401 are linked together with the advance exhaust end of water bath formula vaporizer 303 respectively, be equipped with solenoid valve A403 on the self-pressurization pipeline 401, when filling mouth 201 fixed connection feed liquor vacuum tube 202, fixedly connected with blow-down tube 7, be equipped with safety annex 8 on the blow-down tube 7, the inside of automobile-used bottle 1 is equipped with the level gauge 9 that is used for carrying out real-time supervision to liquid level and pressure, the exhaust end of inside heat exchanger 402 is equipped with stop valve 10, the below of stop valve 10 is equipped with purge valve 11, the below of purge valve 11 is equipped with solenoid valve B12, the junction of water bath formula vaporizer 303 and buffer tank 6 is equipped with governing valve 5, through the setting of governing valve 5, make the air supply obtain effective regulation, in order to avoid the inside liquid medium of automobile-used bottle to continuously intensify.
It should be noted here that the length of each line can be set as desired.
When the device of the technical scheme is used, the filling port 201 is shared by the gas pipeline 3 and the filling pipeline 2, then the gas root valve 302 is opened, and the low-temperature gas in the vehicle bottle 1 is heated by the water bath type vaporizer 303 to reach the gas supply temperature, flows through the buffer tank 6 and finally supplies gas to the fuel cell or the vehicle engine;
when the internal pressure of the vehicle bottle 1 is lower than a set value, the electromagnetic valve A403 is automatically opened, hot air flows through the vehicle bottle 1 through the self-pressurization pipeline 401, and the internal heat exchanger 402 is arranged on the self-pressurization pipeline 401 in the vehicle bottle 1 to heat and gasify low-temperature liquid in the bottle, so that the pressure in the bottle rises, the self-pressurization function is realized, cooled air flows through the water bath type vaporizer 303 again after exchanging heat with liquid medium to be heated again, so that circulation continuous heating is performed, when the pressure in the vehicle bottle 1 is higher than the set value, the electromagnetic valve A403 is automatically closed, the regulating valve 5 starts to be opened at the moment, and the air consumption is performed by regulating the flow according to the calculated control opening.

Claims (1)

1. Novel gas supply system of automobile-used bottle, this gas supply system is used for liquid hydrogen automobile-used bottle and LNG automobile-used bottle, including automobile-used bottle (1), its characterized in that: a filling pipe line (2) for filling is arranged on the vehicle bottle (1), an air pipeline (3) for supplying air to a vehicle body is communicated with the filling pipe line (2), and a pressure maintaining pipeline (4) for maintaining pressure is arranged on the vehicle bottle (1);
the filling line (2) comprises a filling port (201), one side of the filling port (201) is fixedly connected with a liquid inlet vacuum tube (202), one end of the liquid inlet vacuum tube (202) is communicated with a vehicle bottle (1), and the other end of the liquid inlet vacuum tube (202) is provided with a liquid inlet check valve (203) for preventing backflow from entering the filling port (201) or the vehicle bottle (1);
the air utilization pipeline (3) comprises an air outlet pipe (301), an air utilization root valve (302) for controlling the opening and closing of the air utilization pipeline (3) is fixedly arranged at the bottom of the air outlet pipe (301), and a water bath type vaporizer (303) for heating and supplying air is arranged below the air utilization root valve (302);
the bottom end of the air outlet pipe (301) is connected with the air inlet end of the water bath type vaporizer (303), the air outlet end of the water bath type vaporizer (303) is connected with the buffer tank (6), and one end of the air outlet pipe (301) and the liquid inlet vacuum pipe (202) share the same filling port (201);
the pressure maintaining pipeline (4) comprises a self-pressurization pipeline (401), the self-pressurization pipeline (401) is connected inside the vehicle bottle (1) in a penetrating way, and an internal heat exchanger (402) for exchanging heat with liquid in the vehicle bottle (1) is arranged on the self-pressurization pipeline (401);
two ends of the self-pressurization pipeline (401) are respectively communicated with an air inlet end box and an air outlet end box of the water bath type carburetor (303), and an electromagnetic valve A (403) is arranged on the self-pressurization pipeline (401);
the filling port (201) is fixedly connected with a liquid inlet vacuum tube (202) and is fixedly connected with a blow-down tube (7), a safety accessory (8) is arranged on the blow-down tube (7), and a liquid level meter (9) for monitoring liquid level and pressure in real time is arranged in the vehicle bottle (1);
the exhaust end of the internal heat exchanger (402) is provided with a stop valve (10), a cleaning valve (11) is arranged below the stop valve (10), an electromagnetic valve B (12) is arranged below the cleaning valve (11), and a regulating valve (5) is arranged at the joint of the water bath type vaporizer (303) and the buffer tank (6).
CN202210650129.1A 2022-06-10 2022-06-10 Novel air supply system of vehicle bottle Active CN114838288B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210650129.1A CN114838288B (en) 2022-06-10 2022-06-10 Novel air supply system of vehicle bottle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210650129.1A CN114838288B (en) 2022-06-10 2022-06-10 Novel air supply system of vehicle bottle

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CN114838288A CN114838288A (en) 2022-08-02
CN114838288B true CN114838288B (en) 2024-03-08

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Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201334967Y (en) * 2009-01-13 2009-10-28 新疆广汇液化天然气发展有限责任公司 Liquefied natural gas self-pressurization device
CN102537655A (en) * 2012-01-12 2012-07-04 张家港韩中深冷科技有限公司 Liquefied natural gas (LNG) supply system
CN203052196U (en) * 2012-12-26 2013-07-10 普莱克斯(北京)半导体气体有限公司 Recovery device for residual liquid in filing pipeline of cryogenic liquid tank lorry
CN103423584A (en) * 2013-08-02 2013-12-04 同济大学 High-density complex storage system of hydrogen/ natural gas dual fuel and control method thereof
CN103696884A (en) * 2013-11-21 2014-04-02 武汉三江航天远方科技有限公司 Shared vaporizer type LNG (Liquefied Natural Gas) supply system
CN206861245U (en) * 2017-05-22 2018-01-09 湖北浠水蓝天联合气体有限公司 A kind of polylinker fill of liquid oxygen system for possessing recovery function
CN107869411A (en) * 2016-09-23 2018-04-03 陕西重型汽车有限公司 A kind of novel automobile LNG air supply systems
CN207438138U (en) * 2017-10-21 2018-06-01 张家港富瑞氢能装备有限公司 It is a kind of vehicle-mounted from pressure and low-temperature liquid hydrogen air supply system
CN218720617U (en) * 2022-06-10 2023-03-24 山东奥扬新能源科技股份有限公司 Novel gas supply system of automobile-used liquid hydrogen bottle and automobile-used bottle of LNG

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201334967Y (en) * 2009-01-13 2009-10-28 新疆广汇液化天然气发展有限责任公司 Liquefied natural gas self-pressurization device
CN102537655A (en) * 2012-01-12 2012-07-04 张家港韩中深冷科技有限公司 Liquefied natural gas (LNG) supply system
CN203052196U (en) * 2012-12-26 2013-07-10 普莱克斯(北京)半导体气体有限公司 Recovery device for residual liquid in filing pipeline of cryogenic liquid tank lorry
CN103423584A (en) * 2013-08-02 2013-12-04 同济大学 High-density complex storage system of hydrogen/ natural gas dual fuel and control method thereof
CN103696884A (en) * 2013-11-21 2014-04-02 武汉三江航天远方科技有限公司 Shared vaporizer type LNG (Liquefied Natural Gas) supply system
CN107869411A (en) * 2016-09-23 2018-04-03 陕西重型汽车有限公司 A kind of novel automobile LNG air supply systems
CN206861245U (en) * 2017-05-22 2018-01-09 湖北浠水蓝天联合气体有限公司 A kind of polylinker fill of liquid oxygen system for possessing recovery function
CN207438138U (en) * 2017-10-21 2018-06-01 张家港富瑞氢能装备有限公司 It is a kind of vehicle-mounted from pressure and low-temperature liquid hydrogen air supply system
CN218720617U (en) * 2022-06-10 2023-03-24 山东奥扬新能源科技股份有限公司 Novel gas supply system of automobile-used liquid hydrogen bottle and automobile-used bottle of LNG

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