CN113236966A - Vehicle-mounted skid-mounted hydrogen filling station - Google Patents

Vehicle-mounted skid-mounted hydrogen filling station Download PDF

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Publication number
CN113236966A
CN113236966A CN202110580952.5A CN202110580952A CN113236966A CN 113236966 A CN113236966 A CN 113236966A CN 202110580952 A CN202110580952 A CN 202110580952A CN 113236966 A CN113236966 A CN 113236966A
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CN
China
Prior art keywords
hydrogen
hydrogenation
station
vehicle
pipeline
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Pending
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CN202110580952.5A
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Chinese (zh)
Inventor
何建辉
陈燕群
何倡
王攀
胡志启
谢智慧
雷大进
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Shenzhen Fst Technology Co ltd
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Shenzhen Fst Technology Co ltd
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Priority to CN202110580952.5A priority Critical patent/CN113236966A/en
Publication of CN113236966A publication Critical patent/CN113236966A/en
Pending legal-status Critical Current

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    • 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
    • F17C5/00—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures
    • F17C5/06—Methods or apparatus for filling containers with liquefied, solidified, or compressed gases under pressures for filling with compressed gases
    • 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
    • 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
    • F17C13/02—Special adaptations of indicating, measuring, or monitoring equipment
    • F17C13/025—Special adaptations of indicating, measuring, or monitoring equipment having the pressure as the parameter
    • 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
    • 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
    • F17C13/12—Arrangements or mounting of devices for preventing or minimising the effect of explosion ; Other safety measures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
    • F17D—PIPE-LINE SYSTEMS; PIPE-LINES
    • F17D3/00—Arrangements for supervising or controlling working operations
    • F17D3/01—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of a product
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
    • H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
    • H02B1/54—Anti-seismic devices or installations
    • 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
    • F17C2205/0323—Valves
    • F17C2205/0335—Check-valves or non-return valves
    • 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
    • F17C2205/0352—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
    • F17C2205/00—Vessel construction, in particular mounting arrangements, attachments or identifications means
    • F17C2205/03—Fluid connections, filters, valves, closure means or other attachments
    • F17C2205/0388—Arrangement of valves, regulators, filters
    • 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
    • F17C2227/00—Transfer of fluids, i.e. method or means for transferring the fluid; Heat exchange with the fluid
    • F17C2227/01—Propulsion of the fluid
    • F17C2227/0128—Propulsion of the fluid with pumps or compressors
    • F17C2227/0157—Compressors
    • 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
    • F17C2227/01—Propulsion of the fluid
    • F17C2227/0128—Propulsion of the fluid with pumps or compressors
    • F17C2227/0157—Compressors
    • F17C2227/0164—Compressors with specified compressor type, e.g. piston or impulsive type
    • 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
    • F17C2227/0337—Heat exchange with the fluid by cooling
    • 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
    • F17C2227/04—Methods for emptying or filling
    • F17C2227/044—Methods for emptying or filling by purging
    • 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
    • F17C2250/03—Control means
    • F17C2250/032—Control means using computers
    • 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
    • F17C2250/03—Control means
    • F17C2250/036—Control means using alarms
    • 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
    • F17C2250/0447—Composition; Humidity
    • F17C2250/0452—Concentration of a product
    • 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
    • F17C2265/00—Effects achieved by gas storage or gas handling
    • F17C2265/06—Fluid distribution
    • F17C2265/065—Fluid distribution for refuelling vehicle fuel 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
    • F17C2270/00—Applications
    • F17C2270/01—Applications for fluid transport or storage
    • F17C2270/0165—Applications for fluid transport or storage on the road
    • F17C2270/0168—Applications for fluid transport or storage on the road by vehicles
    • F17C2270/0178—Cars
    • 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
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02E60/30—Hydrogen technology
    • Y02E60/32—Hydrogen storage

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Filling Or Discharging Of Gas Storage Vessels (AREA)

Abstract

The application discloses on-vehicle sled dress adds hydrogen station includes: the operation power room is used for controlling the hydrogen filling station; the hydrogen pressurizing room is used for pressurizing hydrogen; the hydrogenation machine is used for infusing hydrogen to external equipment; wherein, operation power is within a definite time, hydrogen pressure boost within a definite time and hydrogenation machine sled dress is in the container, be equipped with sealed interlayer between operation power, hydrogen pressure boost and the hydrogenation machine, pass through the pipe connection each other, be equipped with operation maintenance and access door on the container lateral wall, the position and operation power of operation maintenance and access door correspond between with hydrogen pressure boost. The vehicle-mounted hydrogenation station integrates an air discharging system, a pressurization system, a filling device, a purging system, a control system, safety facilities, a heating device and a UPS (uninterrupted power supply), is a set of highly integrated explosion-proof hydrogenation device, is arranged on a semi-trailer and connected with a tractor, and can move integrally, and the requirements of strong maneuverability, reliable performance, convenience in use and the like are met.

Description

Vehicle-mounted skid-mounted hydrogen filling station
Technical Field
The application relates to the field of hydrogenation equipment, in particular to a vehicle-mounted skid-mounted hydrogenation station.
Background
The fuel cell is a device for directly converting chemical energy of fuel into electric energy, can continuously output the electric energy only by introducing the fuel and oxidant, and has the advantages of high energy conversion rate, cleanness and environmental protection. Fuel cell vehicles are becoming an important direction for the development of new energy vehicles due to their high efficiency and zero emissions.
The hydrogen station is an essential foundation for supporting the development of the fuel cell automobile industry, and the development and commercialization of fuel cell automobiles do not leave the infrastructure of the hydrogen station.
At present, from the construction situation of global hydrogen stations, the number of hydrogen stations in China is still small, and with the accelerated development of hydrogen fuel cell automobiles, the construction speed of the hydrogen stations is continuously accelerated. However, the fixed hydrogen station has the problems of large one-time investment, difficult site selection, long construction period and the like, and the movable hydrogen station makes up for the defects of the fixed hydrogen station.
The existing movable hydrogen station mainly has the defects of poor universality and difficult adaptation to the high-low temperature environment of the south and north of the mainland of China; the single configuration can not meet the two pressurizing requirements of 35MPa and 70 MPa; the diaphragm compressor is frequently started and stopped, so that the service life of the diaphragm is influenced.
Disclosure of Invention
In order to realize that the commonality is stronger, reduce the pollution to hydrogen, this application provides a vehicle-mounted sled dress hydrogen station. The following technical scheme is adopted:
an on-board skid-mounted hydrogen station comprising:
the operation power room is used for controlling the hydrogen filling station;
the hydrogen pressurizing room is used for pressurizing hydrogen;
the hydrogenation machine is used for infusing hydrogen to external equipment;
wherein, operation power is within a definite time, hydrogen pressure boost within a definite time and hydrogenation machine sled dress is in the container, operation power is within a definite time, hydrogen pressure boost within a definite time and hydrogenation machine between be equipped with sealed interlayer and pass through the pipe connection, be equipped with operation maintenance and access door on the container lateral wall, the position and operation power of operation maintenance and access door correspond between with hydrogen pressure boost.
According to the technical scheme, through the control hydrogenation station between operation power, carry out hydrogen pressurization and hydrogenation machine through the hydrogen pressurization and infuse hydrogen to external equipment, above-mentioned unit mount is in the container, and operation maintenance and access door can supply the maintenance personal to get into, conveniently overhauls.
Optionally, the operating power room comprises:
the purging system is used for cleaning gas impurities in the pipeline;
the explosion-proof control cabinet is used for centralized monitoring, management and automatic control of the whole hydrogen station;
the explosion-proof power distribution cabinet transforms voltage to power supply, the start and stop and control of a motor, the PID control of a heater, and the overload and short circuit safety protection of a power supply system.
And a damping device is arranged below the explosion-proof control cabinet and the explosion-proof power distribution cabinet.
According to the technical scheme, the protection effect between the operation powers is achieved through the purging system, the explosion-proof control cabinet and the explosion-proof power distribution cabinet, and the safety of the whole equipment is guaranteed.
Optionally, the explosion-proof control cabinet is provided with a UPS power supply, so as to avoid power failure shutdown of the control system.
Above-mentioned technical scheme of this application is equipped with UPS power supply, and the power supply is comparatively stable.
Optionally, a heating device is further included for adapting to different temperature requirements.
Above-mentioned technical scheme of this application, through heating device, to the inside heating of hydrogen station container that severe cold low temperature environment used to guarantee each control element's normal use.
Optionally, the hydrogenation unit is provided with a pressure sensor for monitoring the gas pressure and feeding back the gas pressure to the control system for auxiliary control.
According to the technical scheme, the pressure sensor is arranged to monitor the air pressure, so that the pressure signal can be fed back conveniently and timely, and safety control is achieved.
Optionally, the hydrogen pressurizing room comprises a primary hydrogenation pipeline and a secondary hydrogenation pipeline, and the primary hydrogenation pipeline and the secondary hydrogenation pipeline are used for being connected with a hydrogenation machine;
the primary hydrogenation pipeline and the secondary hydrogenation pipeline are connected in parallel and are provided with one-way check valves;
and the second-stage hydrogenation pipeline is also provided with a pressurizing device and a cooling device, and the cooling device is used for cooling the pressurized high-temperature hydrogen.
According to the technical scheme, the hydrogen pressurization is performed through the primary hydrogenation pipe and the secondary hydrogenation pipe, the staged hydrogenation is performed, the hydrogen potential energy in the long pipe is fully utilized, and the pressurization is flexible.
Optionally, the pressurizing device is a hydraulic drive pressurizing device, and a hydraulic station matched with the hydraulic drive pressurizing device is arranged between the operating power plants.
Above-mentioned technical scheme of this application, preferred pressure device is liquid drive pressure device to being equipped with the hydraulic pressure station and carrying out the pressure boost, the effect is better.
Optionally, the system also comprises a safety alarm system which is respectively positioned in the operation power room, the hydrogen pressurization room and the hydrogenation machine;
the safety alarm system comprises an explosion-proof illuminating lamp, a hydrogen concentration alarm, a flame alarm detector, an exhaust fan and a fire extinguisher.
According to the technical scheme, safety alarm is preferably carried out through the safety alarm system, and when danger occurs, the alarm can be given in time.
The application comprises at least one of the following beneficial technical effects:
1. the hydrogenation is compatible with 35MPa and 70MPa, and the application range is wide;
2. the liquid-driven compressor is used for pressurizing the hydrogen, and the gas-liquid isolation design and the lubrication-free structure ensure the cleanness of the gas;
3. the liquid-driven compressor is suitable for heavy-load continuous operation, can be started frequently and can be started and stopped at any time;
4. the liquid-driven compressor has few moving parts, can realize quick change of combined sealing design, has long service life of the piston and can quickly change a sealing assembly on line;
5. the heating device meets the low-temperature requirement of severe cold in winter.
To sum up, the application discloses on-vehicle sled dress hydrogen station includes: the operation power room is used for controlling the hydrogen filling station; the hydrogen pressurizing room is used for pressurizing hydrogen; the hydrogenation machine is used for infusing hydrogen to external equipment; wherein, operation power is within a definite time, hydrogen pressure boost within a definite time and hydrogenation machine sled dress is in the container, be equipped with sealed interlayer between operation power, hydrogen pressure boost and the hydrogenation machine, pass through the pipe connection each other, be equipped with operation maintenance and access door on the container lateral wall, the position and operation power of operation maintenance and access door correspond between with hydrogen pressure boost. The vehicle-mounted hydrogenation station integrates an air discharging system, a pressurization system, a filling device, a purging system, a control system, safety facilities, a heating device and a UPS (uninterrupted power supply), is a set of highly integrated explosion-proof hydrogenation device, is arranged on a semi-trailer and connected with a tractor, and can move integrally, and the requirements of strong maneuverability, reliable performance, convenience in use and the like are met.
Drawings
FIG. 1 is a schematic structural view of a vehicle-mounted skid-mounted hydrogen station according to the present application;
FIG. 2 is a piping connection diagram of the on-board skid hydrogen station described in the present application.
Description of reference numerals: 1. a purging system; 2. a heating device; 3. UPS power supply; 4. an explosion-proof power distribution cabinet; 5. a hydraulic station; 6. an explosion-proof control cabinet; 7. a cooling system; 8. a security facility; 9. a gas discharge system; 10. a liquid drive booster system; 11. a 35MPa hydrogenation machine; 12. a hydrogenation machine at 70 MPa; 13. the box body is skid-mounted; 14. a first order hydrogenation loop; 15. a second order hydrogenation loop; 16. long tube hydrogen trailer.
Detailed Description
The present application is described in further detail below with reference to the attached drawings.
As shown in fig. 1-2, a vehicle-mounted skid-mounted hydrogen station includes:
the operation power room is used for controlling the hydrogen filling station;
the hydrogen pressurizing room is used for pressurizing hydrogen, for example, the hydrogen of the long-tube trailer is transferred to the inlet of the liquid-driven supercharger and pressurized;
the hydrogenation machine is used for infusing hydrogen to external equipment;
wherein, between the operation power, between the hydrogen pressure boost and hydrogenation machine sled dress in the container, be equipped with sealed interlayer between the operation power, between the hydrogen pressure boost and between the hydrogenation machine and pass through the pipe connection, be equipped with the operation maintenance and the access door that supply the maintenance personal to get into on the container lateral wall, the position and the operation power of operation maintenance and access door correspond between with the hydrogen pressure boost.
Adopt 40 "standard container frame construction, the whole equipment assembly is on a closed container body sled, constitutes one set of highly integrated explosion-proof type hydrogenation unit, installs and be connected with the tractor on the semitrailer and can the bulk movement. The requirements of strong maneuverability, reliable performance, convenient use and the like are met, and the mobile, rapid and timely hydrogen filling service can be provided for the hydrogen energy automobile.
The skid-mounted box body 13 is isolated in different areas and is designed to be explosion-proof, the hydrogen pressurizing room and the hydrogenation machine are designed according to the class I and class II C explosion-proof grade, and the main element is explosion-proof. The operation power room is in an I-zone I-type explosion-proof mode.
In this embodiment, the operation power room includes:
the purging system 1 is used for cleaning gas impurities in a pipeline;
an explosion-proof control cabinet 6, namely a weak current control system, which is used for centralized monitoring, management and automatic control of the whole hydrogen station;
the explosion-proof power distribution cabinet 4 is a strong current control system and is used for carrying out voltage transformation on power supply, starting and stopping and controlling a motor, PID (proportion integration differentiation) control of a heater and overload and short circuit safety protection of a power supply system;
and a damping device is arranged below the explosion-proof control cabinet 6 and the explosion-proof power distribution cabinet 4.
The control system adopts a DCS control system, can realize centralized monitoring, management and automatic control on the whole hydrogenation station, and the controller is hardware hot standby redundancy and can realize undisturbed automatic switching under the fault condition; the UPS power supply 3 is arranged to avoid the power failure shutdown of the control system; key equipment such as switch board all install perpendicularly on the wire rope shock absorber, satisfy on-vehicle shockproof requirement.
In this embodiment, the explosion-proof control cabinet 6 is powered by a UPS power supply. The UPS power supply is provided with a group of battery packs, and when the UPS power supply does not stop at ordinary times, the battery packs are charged by the internal charger and then enter a floating charge state after being fully charged, so that the batteries are maintained. When the electric power is at an unexpected end point, the UPS is immediately switched into an inversion state within millisecond time, the electric power in the battery pack is converted into 220V alternating current for continuous power supply, and meanwhile, the UPS gives out an alarm sound to prompt the interruption of the electric power.
In this embodiment, still include heating device 2, satisfy the low temperature demand of winter festival severe cold, heat the pipeline to make the pipeline can adapt to different temperature demands.
In this embodiment, the hydrogenation unit is provided with a pressure sensor for monitoring the air pressure and feeding back the air pressure to the operation power room for auxiliary control. And the pressure sensor is matched with the hydrogen mass flow meter and used for metering and charging.
In this embodiment, the hydrogen pressurizing room comprises a first-stage hydrogenation pipeline and a second-stage hydrogenation pipeline, which are used for connecting the hydrogenation machine;
the primary hydrogenation pipeline and the secondary hydrogenation pipeline are connected in parallel and are provided with one-way check valves;
and the second-stage hydrogenation pipeline is also provided with a pressurizing device and a cooling device, and the cooling device is used for cooling the pressurized high-temperature hydrogen. For example, in the examples of the present application, high-pressure hydrogen gas entering a 70MPa hydrogenation machine is pre-cooled.
The long tube trailer hydrogen supply pressure outside the station is about 5-20 MPa, the gas unloading system 9 unloads hydrogen from the long tube, and the gas unloading channel has two groups: a group of long-tube hydrogen is directly sent into the hydrogenation machine by the gas discharge system 9; the second group is provided with long-tube hydrogen to the hydrogenation machine after being pressurized by the gas discharge system 9; until the hydrogen storage bottle of the automobile is filled with hydrogen. When the pressure of the automobile hydrogen storage bottle is lower than a set value, the compressor is automatically started to supplement pressure.
Hydrogen enters a hydrogenation machine in two stages in sequence:
the first-stage hydrogenation directly sends the hydrogen of the long tube trailer into a hydrogenation machine through a loop by a gas discharge system 9 until the pressure of a vehicle-mounted hydrogen storage bottle and the pressure of the long tube trailer are balanced, and automatically starts the second-stage hydrogenation;
and (3) second-stage hydrogenation, wherein the liquid-driven compressor 10 is started, and hydrogen in the long-tube trailer is pressurized and then sent into the hydrogenation machine through a loop.
The staged hydrogenation fully utilizes the hydrogen potential energy in the long pipe, flexibly pressurizes and meets the hydrogenation requirements of 35MPa and 70 MPa.
In this embodiment, the pressurizing device is a liquid-driven pressurizing device, and a hydraulic station 5 matched with the liquid-driven pressurizing device is arranged between the operating power room. A liquid-drive hydrogen two-stage compressor is adopted to pressurize the hydrogen; compared with a diaphragm compressor, the hydraulically driven hydrogen compressor has the remarkable characteristics that:
1. the gas-liquid isolation design and the lubrication-free structure ensure the cleanness of gas;
2. the moving parts are few, the design of quick-change combined sealing can be realized, the service life of the piston is long, and the sealing can be quickly changed on line;
3. the device is suitable for heavy load continuous operation;
4. the system can be started frequently and started and stopped at any time;
5. the material and the seal are suitable for use in a high-pressure hydrogen environment and conform to ATEX and CE;
6. high integration and maximized space saving.
In the embodiment, the system also comprises a safety alarm system which is respectively positioned in the operation power room, the hydrogen pressurization room and the hydrogenation machine;
the safety alarm system comprises an explosion-proof illuminating lamp, a hydrogen concentration alarm, a flame alarm detector, an exhaust fan and a fire extinguisher.
The control system is respectively connected with the explosion-proof power distribution cabinet 4, the heating device 2, the pressure sensor, the temperature transmitter, the liquid drive supercharging device and the safety alarm system. The control system adopts a highly reliable Distributed Control System (DCS) which comprises an equipment automatic control system, a safety monitoring system and a hydrogenation machine control system, can realize centralized monitoring, management and automatic control on the whole hydrogenation station, and ensures the safe, reliable and stable operation of the system. The control system has the functions of flow control, instrument data acquisition, state monitoring and the like, realizes the automatic control of the whole process flow according to a set program, and has the functions of self-diagnosis and anti-misoperation protection.
Sequential control of various automatic control valves; controlling the hydrogenation pressure sequence; high-pressure and low-pressure alarm and overrun shutdown of a pressurization system; the oil pressure of the hydraulic station 5 is too high, too low and the oil temperature is too high for alarming; temperature pressure or flow alarm of the cooling system 7; and (5) performing interlocking control on the hydrogen concentration and the accident exhaust fan.
The controller is a hardware hot standby redundancy, the CPU module, the power supply module and the communication interface are all in redundancy configuration, the redundancy function is realized without programming or software setting, the main CPU and the standby CPU can be automatically switched without disturbance, and the uninterrupted operation of the equipment under effective control can be ensured even if a fault occurs.
The embodiments of the present invention are preferred embodiments of the present application, and the scope of protection of the present application is not limited by the embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides a on-vehicle sled dress hydrogen station which characterized in that includes:
the operation power room is used for controlling the hydrogen filling station;
the hydrogen pressurizing room is used for pressurizing hydrogen;
the hydrogenation machine is used for infusing hydrogen to external equipment;
wherein, operation power is within a definite time, hydrogen pressure boost within a definite time and hydrogenation machine sled dress is in the container, be equipped with sealed interlayer between operation power, hydrogen pressure boost and the hydrogenation machine, pass through the pipe connection each other, be equipped with operation maintenance and access door on the container lateral wall, the position and operation power of operation maintenance and access door correspond between with hydrogen pressure boost.
2. The vehicle-mounted skid-mounted hydrogen station of claim 1, wherein the operating power bay comprises:
the purging system is used for cleaning gas impurities in the pipeline;
the explosion-proof control cabinet is used for centralized monitoring, management and automatic control of the whole hydrogen station;
the explosion-proof power distribution cabinet is used for transforming the voltage of power supply, starting and stopping and controlling a motor, PID (proportion integration differentiation) control of a heater and overload and short-circuit safety protection of a power supply system;
and a damping device is arranged below the explosion-proof control cabinet and the explosion-proof power distribution cabinet.
3. The vehicle-mounted skid-mounted hydrogen station as recited in claim 2, wherein the explosion-proof control cabinet is powered by a UPS power supply.
4. The vehicle-mounted skid-mounted hydrogen station of claim 2, further comprising a heating device for adapting the piping to different temperature requirements.
5. The vehicle-mounted skid-mounted hydrogenation station of claim 1, wherein the hydrogenation machine is provided with a pressure sensor for monitoring air pressure and feeding back to the operation power room for auxiliary control.
6. The vehicle-mounted skid-mounted hydrogen station according to claim 1, wherein the hydrogen pressurizing room comprises a primary hydrogen pipeline and a secondary hydrogen pipeline, and the primary hydrogen pipeline and the secondary hydrogen pipeline are used for connecting a hydrogen machine;
the primary hydrogenation pipeline and the secondary hydrogenation pipeline are connected in parallel and are provided with one-way check valves;
and the second-stage hydrogenation pipeline is also provided with a pressurizing device and a cooling device, and the cooling device is used for cooling the pressurized high-temperature hydrogen.
7. The vehicle-mounted skid-mounted hydrogen station as set forth in claim 5, wherein said pressurizing means is a hydraulic-driven pressurizing means, and said operating power room is provided with a hydraulic station which is matched with the hydraulic-driven pressurizing means.
8. The vehicle-mounted skid-mounted hydrogen station according to claim 1, further comprising safety alarm systems respectively located in the operation power room, the hydrogen pressurization room and the hydrogenation machine;
the safety alarm system comprises an explosion-proof illuminating lamp, a hydrogen concentration alarm, a flame alarm detector, an exhaust fan and a fire extinguisher.
CN202110580952.5A 2021-05-26 2021-05-26 Vehicle-mounted skid-mounted hydrogen filling station Pending CN113236966A (en)

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