CN207459076U - Fuel-cell vehicle common rail sprays hydrogen system - Google Patents
Fuel-cell vehicle common rail sprays hydrogen system Download PDFInfo
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- CN207459076U CN207459076U CN201721317049.5U CN201721317049U CN207459076U CN 207459076 U CN207459076 U CN 207459076U CN 201721317049 U CN201721317049 U CN 201721317049U CN 207459076 U CN207459076 U CN 207459076U
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- 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
- Y02E60/50—Fuel cells
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Abstract
The utility model discloses a kind of fuel-cell vehicle common rails to spray hydrogen system, including hydrogen source, working line, integral plug-in gas cylinder module valve, filling port, hydrogenation pipeline, check valve, flow-limiting valve, integral plug-in hydrogen collection air valve, second depressurized valve, co-rail ejector and control system, fuel reaction battery pile, excess flow valve, Yi Liushuan, emptying pipeline, emptying battery valve, evacuation port；Hydrogen source passes sequentially through working line and is connected with integral plug-in gas cylinder module valve, integral plug-in hydrogen collection air valve, second depressurized valve, co-rail ejector and control system；Hydrogenation pipeline passes through loading line, check valve, flow-limiting valve.Preferable stability when the utility model can reach preferable response and small flow during big flow, and the effect that integration is higher.
Description
Technical field
The utility model belongs to the technical field of fuel cell, more particularly to a kind of fuel-cell vehicle common rail spray hydrogen system
System.
Background technology
New-energy automobile mainly includes pure electric automobile, hybrid vehicle, fuel cell car three categories at this stage.
Fuel cell is considered as strategic products, major motor corporation all exists by each big country of the world as fuel automobile power source of new generation
Endeavour the research and application of fuel cell.Because hydrogen cell automobile has zero-emission, hydrogenation speed is fast and course continuation mileage is considerable
Etc. advantages, it is most widely used.Fuel cell needs external offer hydrogen when in use, when needing to feed hydrogen,
Conventional method is to replace hydrogen storage vessel, but since hydrogen storage vessel is more heavy, inconvenience is brought to hydrogen supply.Therefore, such as
It is a urgent problem that can efficiently supply hydrogen for a long time.Safe and reliable storage simultaneously is transmitted and is
The security of system is into the vital performance of hydrogen cell automobile.
In fuel cell, carrier of the hydrogen as ability stablizes the close phase of output power effectively for giving pile
It closes.Conventional fuel cell, the quantitative modes supplied of voltage stabilizing carry more for pile after pile anode uses the decompression of second depressurized valve more
For enough fuel.Though the method can make fuel cell meet job requirement, at pile low load region, since hydrogen supplies
Should be excessive, hydrogen is caused to waste, effective rate of utilization is low；And during high load capacity, since the demand of hydrogen is larger, it will hydrogen occur
Insufficient supply, and cause fuel hungry, power output is insufficient, seriously affects the working performance of fuel cell.
Therefore, in the hydrogen working line of designing fuel cell automobile and spray hydrogen system, leakage point is reduced, is promoted
Security, it is ensured that the safe handling of hydrogen in the case of various.Meanwhile traditional hydrogen storage vessel is difficult sound when taking into account big flow
Stability when answering property and small flow, and it is non-adjustable for hydrogen pressure, voltage regulation performance is relatively poor, and volume is comparatively huge.
Utility model content
In order to solve the technical issues of above-mentioned, the purpose of this utility model is to provide a kind of safe to use, spray hydrogen pressure spirit
Living adjustable, the supply dynamic of hydrogen is adjustable and keeps pressure stability, reaches preferable response and small flow during big flow
When preferable stability, and integration it is higher fuel-cell vehicle common rail spray hydrogen system.
Fuel-cell vehicle common rail sprays hydrogen system, including hydrogen source, working line, integral plug-in gas cylinder module valve, hydrogen
Gas filler, hydrogenation pipeline, check valve, flow-limiting valve, integral plug-in hydrogen collection air valve, second depressurized valve, co-rail ejector and control
System processed, fuel reaction battery pile, excess flow valve, Yi Liushuan, emptying pipeline, emptying battery valve, evacuation port；Hydrogen source passes sequentially through
Working line and integral plug-in gas cylinder module valve, integral plug-in hydrogen collection air valve, second depressurized valve, co-rail ejector and control
System is connected；Hydrogenation pipeline is connected by loading line, check valve, flow-limiting valve, integral plug-in gas cylinder module valve, hydrogen source；
Hydrogen source passes sequentially through emptying pipeline and is connected with excess flow valve, Yi Liushuan, emptying battery valve, evacuation port.
The one plug-in gas cylinder module valve includes sequentially connected first spark arrester, first filter, the first cut-off
Solenoid valve, one-level pressure relief valve, the first hydrogen bottle safety valve；First spark arrester connects simultaneously with hydrogen source；One-level pressure relief valve simultaneously with
Flow-limiting valve is connected；First hydrogen bottle safety valve is connected with emptying pipeline.
Pressure sensor and temperature sensor are communicated between first spark arrester and hydrogen source.
The one plug-in hydrogen collection air valve includes sequentially connected second spark arrester, the second filter, the second cut-off electricity
Magnet valve, second depressurized valve, the second hydrogen bottle safety valve；Wherein the second spark arrester is connected simultaneously with one-level pressure relief valve；Second hydrogen bottle is pacified
Full valve is connected simultaneously with emptying pipeline.
Pressure sensor and temperature sensor are communicated between second spark arrester and one-level pressure relief valve.
The co-rail ejector and control system include common rail pipe, voltage-stablizer, ball valve, the 3rd spark arrester, injector closed loop
Control unit, level-one differential pressure pickup, level-one temperature sensor, two level differential pressure pickup, two level temperature sensor；Common rail pipe,
Voltage-stablizer, ball valve, the 3rd spark arrester are sequentially connected, and above-mentioned common rail device is connected simultaneously with connection-peg；Above-mentioned injector closed-loop control
Unit respectively with common rail pipe, level-one differential pressure pickup, level-one temperature sensor, two level differential pressure pickup, two level temperature sensor
It is connected；Level-one differential pressure pickup, level-one temperature sensor are arranged between connection-peg and common rail device；Two level pressure difference sensing
Device, two level temperature sensor are arranged between the 3rd spark arrester and fuel reaction battery pile.
The beneficial effects of the utility model are：Integral plug-in gas cylinder module valve in system is by the first spark arrester, first
Cut-off electromagnetic valve, first filter, the first hydrogen bottle safety valve, one-level pressure relief valve, high-pressure pressure sensor and temperature sensor
Deng integrated fitted to together, reduce pipe joint and leakage point, shorten pressure duct length, improve the peace of whole system
Quan Xing.System use integral plug-in hydrogen supply pile-up valve mainly include the second spark arrester, the second filter, second depressurized valve,
Second hydrogen bottle safety valve, the second cut-off electromagnetic valve and second pressure sensor and temperature sensor.By the second spark arrester and
The shell of tow filtrator is directly processed on the valve body of integral plug-in hydrogen supply pile-up valve, by second depressurized valve and the second cut-off electricity
Magnet valve is designed to plug-in and is made of one with the second hydrogen bottle safety valve, is inserted into integral plug-in hydrogen supply and integrates on valve body.
Integral plug-in hydrogen supply pile-up valve is highly integrated, can effectively reduce the connector of pipeline, shortens length of pipe, reduces leakage point, carries
The security of whole system is risen；Meanwhile using second depressurized system, upstream pressure fluctuations and pipeline can be effectively reduced to entire
The influence of hydrogen-feeding system.System use co-rail ejector and its control system, mainly including voltage-stablizer, hydrogen supply solenoid valve block,
Common rail pipe, hydrogenation pipeline, pressure and temperature sensor, quick connector, nozzle and injector Closed Loop Control Unit.It is sprayed using common rail
Hydrogen technology and differential pressure pickup closed loop adjust the working condition of hydrogen supply solenoid valve block and the spray hydrogen amount of nozzle, it can be achieved that hydrogen is supplied
The dynamic of amount is adjustable and keeps pressure stability, solves the low demand excess of conventional spray hydrogen system, the high insufficient disadvantage of demand supplies
End effectively improves the utilization rate of hydrogen, extends fuel battery service life.One-level pressure relief valve and second depressurized valve in system are to pass through
The air pressure of outlet side and the balance control outlet pressure of initial tension of spring, by knob flexible modulation initial tension of spring, so as to adjust
Outlet pressure is saved, and then realizes the purpose of decompression.Hydrogen supply solenoid valve block in system, dynamic iron core is attracted during energization, opens pressure release
Hole, main valve plug upper pressure reduce, and valve is opened；Dynamic iron core falls after power-off, closes relief hole, and main valve plug upper surface forms pressure
Power is conducted oneself with dignity plus main valve plug, and main valve plug is caused to fall, and valve is closed.Injector in system is by multiple parallel nozzles, voltage stabilizing
Device, common rail pipe and hydrogen supply solenoid valve block composition.It is driven using electric current, system is by adjusting opening times of multiple parallel nozzles
Hydrogen amount is supplied to adjust with the frequency, while the dynamic of exporting hydrogen low pressure fluctuation is ensured using joint-track type collector-shoe gear in nozzle lower end
State is adjustable.Pressure release module in system mainly includes fusible plug and excess flow valve, its one end connection hydrogen source and gas cylinder module
Working line between valve, other end connection evacuation port, fuses deflate to hydrogen source in the case of a high temperature.Flow-limiting valve in system and
Excess flow valve can be when piping flow be excessive such as pipeline breaking automatically shuts down hydrogen pipeline.Ball valve in system is used when long-time is stopped
In blocking working line.Hydrogenation pipeline described in system is by filling port through check valve, flow-limiting valve, integral plug-in gas cylinders group
Close valve, manual cylinder valve to hydrogen source.Between filling port and check valve external hydrogen is monitored when being flushed with hydrogen equipped with high-pressure manometer, shutdown
Atmospheric pressure.The utility model uses second depressurized technology, effectively reduces upstream pressure fluctuations and pipeline to entire hydrogen-feeding system
Influence；Using highly integrated integral plug-in gas cylinder module valve and hydrogen supply pile-up valve, reduce pipe joint and leakage point,
Length of pipe is shortened, improves the security of whole system；It employs common rail spray hydrogen technology and differential pressure pickup closed loop is adjusted
The working condition of hydrogen supply solenoid valve block and the spray hydrogen amount of nozzle realize hydrogen and supply dynamically adjustable and keep pressure stability, solve
It has determined the low demand excess of conventional spray hydrogen system, the drawbacks of high demand supplies are insufficient, has improved the utilization rate of hydrogen, extend
Fuel battery service life.
Description of the drawings
Fig. 1 is to spray hydrogen system connection diagram for the utility model fuel-cell vehicle common rail.
1. hydrogen sources, 2. manual cylinder valves, 3. first pressure sensors, 4. first spark arresters, 5. first filters, 6. in figure
First cut-off electromagnetic valve, 7. one-level pressure relief valves, 8. flow-limiting valves, 9. check valves, 10. second pressure sensors, 11. pressure gauges, 12.
Filling port, 13. second depressurized valves, 14. connection-pegs, 15. level-one differential pressure pickups, 16. temperature sensors, 17. hydrogen supplies electricity
Magnet valve group, 18. common rail pipes, 19. injector Closed Loop Control Units, 20. nozzles, 21. hydrogenation pipelines, 22. two level pressure difference sensings
Device, 23. injectors and control system, 24. excess flow valves, 25. easily hold bolt, 26. working lines, 27. integral plug-in gas cylinder modules
Valve, 28. first hydrogen bottle safety valves, 29. the 3rd spark arresters, 30. second spark arresters, 31 integral plug-in hydrogen supply pile-up valves, 32.
Second filter, 33. second cut-off electromagnetic valves, 34. second hydrogen bottle safety valves, 35. emptying pipelines, 36. emptying solenoid valves, 37 rows
It eats dishes without rice or wine, 38. voltage-stablizers, 39. fuel reaction battery piles, 40. ball valves, 41. the 3rd spark arresters.
Specific embodiment
It please refers to Fig.1, a kind of advanced fuel-cell vehicle common rail spray hydrogen system in figure, including hydrogen source 1, manual bottle
Valve 2, check valve 9, flow-limiting valve 8, integral plug-in gas cylinder module valve 27, hydrogenation pipeline 21, working line 26, multiple pressure sensings
Device and temperature sensor 16, integral plug-in hydrogen supply pile-up valve 31, filling port 12, high-pressure manometer 11, emptying solenoid valve
36th, pipeline 35, evacuation port 37, co-rail ejector and control system 23, quick connector 14 and fuel cell reaction heap 12 are emptied.Work
Make 26 one end of pipeline connection hydrogen source 1, the other end is sequentially connected manual cylinder valve 2, integral plug-in gas cylinder module valve 27, one and inserts
Dress formula hydrogen supply pile-up valve 31, injector and its control system 23 are to fuel cell reaction heap.It is hydrogenated with 21 one end of pipeline connection hydrogen
Filler 12, the other end are sequentially connected check valve 9, flow-limiting valve 8, integral plug-in gas cylinder module valve 27, manual cylinder valve 2 to hydrogen
Source 1.Co-rail ejector is made of multiple parallel nozzles 20, voltage-stablizer 38, common rail pipe 18 and hydrogen supply solenoid valve block 17.Hydrogen source
Pressure sensor and temperature sensor 16, the instrumentation tubes between voltage-stablizer 38 and fuel cell reaction heap 12 are equipped at 1 import and export
Road 26 is equipped with quick connector 39,40 and the 3rd spark arrester 41 of ball valve.
Integral plug-in gas cylinder module valve 27 includes the first spark arrester 4, the first cut-off electromagnetic valve 6, first filter 5, the
One hydrogen bottle safety valve 28, one-level pressure relief valve 7, first pressure sensor 3 and temperature sensor 26 etc..One inserting in system
Formula gas cylinder module valve 27 is by the first spark arrester 4, the first cut-off electromagnetic valve 6, first filter 4, the first hydrogen bottle safety valve 28, level-one
Pressure reducing valve 7, first pressure sensor 3 and temperature sensor 26 etc. are integrated together, and reduce pipe joint and leakage point, contracting
Short pressure duct length, improves security.One-level pressure relief valve 7 is also referred to as high-pressure pressure-reducing valve, and first pressure sensor 3 is also referred to as
For high-pressure pressure sensor.
Pressure release module includes fusible plug 25, excess flow valve 24, emptying pipeline 35, emptying solenoid valve 36 and evacuation port 37,
Working line 26 between 24 one end of excess flow valve connection, 1 gentle bottle combined valve 27 of hydrogen source, the other end are sequentially connected fusible plug 25, row
Blank pipe road 35, emptying solenoid valve 36 and evacuation port 37, fuse deflate to hydrogen source 1 in the case of a high temperature.
Integral plug-in hydrogen supply pile-up valve 31 mainly include the second spark arrester 30, the second filter 32, second depressurized valve 13,
Second hydrogen bottle safety valve 34, the second cut-off electromagnetic valve 33 and second pressure sensor 10 and temperature sensor 29, second pressure
The also referred to as middle pressure pressure sensor of sensor 10.The shell of second spark arrester 30 and the second filter 32 is directly processed in one
On the valve body of plug-in hydrogen supply pile-up valve 31,13 and second cut-off electromagnetic valve 33 of second depressurized valve is designed to plug-in and with
Dihydro bottle safety valve 34 is made of one, and is inserted on integral 31 valve body of plug-in hydrogen supply pile-up valve.Integral plug-in hydrogen supply integrates
Valve 31 is highly integrated, can effectively reduce the connector of pipeline, shortens length of pipe, reduces leakage point, improves the peace of whole system
Quan Xing；Meanwhile using second depressurized technology, it can effectively reduce the influence of upstream pressure fluctuations and pipeline to entire hydrogen-feeding system.
Co-rail ejector and its control system 23, mainly include voltage-stablizer 38, hydrogen supply solenoid valve block 17, common rail pipe 18, plus
Hydrogen pipeline 21, two level differential pressure pickup 22 and temperature sensor 16, quick connector 39, nozzle 20 and injector Closed Loop Control Unit
19.Hydrogen Vapor Pressure in High Pressure Hydrogen source of the gas 1 is up to more than 35MPa or even 70MPa；Hydrogen supply solenoid valve block 17 is used for controlling conveying
To the amounts of hydrogen of pile, system receives hydrogen supply order, and hydrogen supply solenoid valve block 17 is opened, and hydrogen storage system starts to pile hydrogen supply；It is no
Then, hydrogen supply solenoid valve block 17 is closed, and is stopped to pile hydrogen supply；Two level differential pressure pickup 22 be mainly used for measure injector entrance and
The Hydrogen Vapor Pressure of outlet, and signal value is reached into control system.Injector is made of multiple parallel nozzles 20, what nozzle used
It is electric current driving, system is adjusted by adjusting opening time and the frequency of multiple nozzles for hydrogen amount；Using altogether below nozzle
Rail collector-shoe gear, to ensure that exporting hydrogen is adjustable in the dynamic that low pressure fluctuates；Control of the electronic control unit as entire injector
Device by gathering 22 signal of two level differential pressure pickup, judges current system operating mode and passes through to control the multiple hydrogen nozzles of injector
Opening time and the frequency control the supply of hydrogen；Control effect is judged by injector entrance and exit pressure sensor,
And control is modified, closed-loop control is formed, is finally reached adjustable and pressure stability the purpose of hydrogen supply dynamic.Using altogether
Rail sprays hydrogen technology and differential pressure pickup closed loop adjusts the working condition of hydrogen supply solenoid valve block and the spray hydrogen amount of nozzle, it can be achieved that hydrogen
The dynamic of supply is adjustable and keeps pressure stability, solves the low demand excess of conventional spray hydrogen system, high demand supplies deficiency
The drawbacks of, the utilization rate of hydrogen is effectively improved, extends fuel battery service life.
26 working lines, to fuel cell reaction heap 42, are responsible for fuel cell and carried by integral plug-in gas cylinder module valve 27
For suitable pressure hydrogen.Hydrogen manually cylinder valve 2, integral 27 i.e. the first spark arrester 4 of combination valve of plug-in gas cylinder, the in hydrogen source 1
One cut-off electromagnetic valve 6, first filter 5, the first hydrogen bottle safety valve 28, one-level pressure relief valve 7, high-pressure pressure sensor 3 and temperature
Spend sensor 26, after pass sequentially through integral plug-in hydrogen supply pile-up valve 31 i.e. the second spark arrester 30, the second filter 32, two level and subtract
Pressure valve 13, the second hydrogen bottle safety valve 34, the second cut-off electromagnetic valve 33 and second pressure sensor 10 and temperature sensor 29 are total to
Rail ejector and its control system 23 are voltage-stablizer 38, hydrogen supply solenoid valve block 17, common rail pipe 18, hydrogenation pipeline, pressure and temperature
Sensor, quick connector 41, nozzle 20 and injector Closed Loop Control Unit 19,40 and the 3rd spark arrester 41 of ball valve reach fuel
Cell reaction heap 42；Ball valve 40 is used to block working line when long-time is stopped；3rd spark arrester 41 can prevent external fire
Shi Huoyan passes hydrogen cylinder back by pipeline.
Hydrogenation pipeline 21 fills 12 mouthfuls through check valve 9, flow-limiting valve 8, integral plug-in gas cylinder for filling hydrogen, by hydrogen
Combination valve 27, manual cylinder valve 2 to hydrogen source 1.High pressure hydrogen is entered by filling port 12 when hydrogen fills, because hydrogenation when automobile
Will power-off, can not applying pressure sensor, by the pressure of 11 real-time display hydrogen source 1 of high-pressure manometer in order to avoid overcharging；Unidirectionally
Valve 9 prevents that hydrogen leaks after stopping inflating；Flow-limiting valve 8 and excess flow valve 24 can be when piping flow be excessive such as pipeline breaking is closed automatically
Disconnected hydrogen pipeline.
The one-level pressure relief valve 7 and second depressurized valve 13 that system uses are by the air pressure of outlet side and putting down for initial tension of spring
Weighing apparatus control outlet pressure by knob flexible modulation initial tension of spring, so as to adjust outlet pressure, and then realizes the mesh of decompression
's.
Dynamic iron core is attracted when the hydrogen supply solenoid valve block 17 that system uses is powered, and opens relief hole, main valve plug upper pressure drop
Low, valve is opened；Dynamic iron core falls after power-off, closes relief hole, and main valve plug upper surface forms pressure and conducts oneself with dignity plus main valve plug, leads
Main valve plug is caused to fall, valve is closed.
Injector is made of multiple parallel nozzles 20, voltage-stablizer 38, common rail pipe 18 and hydrogen supply solenoid valve block 17.It uses
It is electric current driving, system supplies hydrogen amount by adjusting opening time and the frequency of multiple parallel nozzles to adjust, while in nozzle
Lower end using joint-track type collector-shoe gear, to ensure that exporting hydrogen low pressure fluctuation dynamic is adjustable.
The utility model uses second depressurized technology, effectively reduces upstream pressure fluctuations and pipeline to entire hydrogen-feeding system
Influence；Using integral plug-in gas cylinder module valve and hydrogen supply pile-up valve, reduce pipe joint and leakage point, shorten pipeline
Length improves the security of whole system；Hydrogen technology is sprayed using common rail and differential pressure pickup closed loop adjusts hydrogen supply solenoid valve block
Working condition and nozzle spray hydrogen amount, it is adjustable and keep pressure stability to realize hydrogen supply dynamic, solves conventional spray hydrogen
The drawbacks of low demand excess of system, high demand supplies are insufficient, improves the utilization rate of hydrogen, extends the fuel cell longevity
Life.
It should be pointed out that above example is only the representative example of the utility model.Above-mentioned is to the description of embodiment
It is understood that for ease of those skilled in the art and using the utility model.The utility model can also there are many become
Shape.Every modification substantially carried out and modification according to the utility model etc., is considered as the protection model for belonging to the utility model
In enclosing.
Claims (6)
1. fuel-cell vehicle common rail sprays hydrogen system, it is characterised in that：Including hydrogen source, working line, integral plug-in gas cylinder
Combination valve, filling port, hydrogenation pipeline, check valve, flow-limiting valve, integral plug-in hydrogen collection air valve, second depressurized valve, common rail spray
Emitter and control system, fuel reaction battery pile, excess flow valve, Yi Liushuan, emptying pipeline, emptying battery valve, evacuation port；Hydrogen source
Pass sequentially through working line and integral plug-in gas cylinder module valve, integral plug-in hydrogen collection air valve, second depressurized valve, common rail injection
Device and control system are connected；It is hydrogenated with pipeline and passes through loading line, check valve, flow-limiting valve, integral plug-in gas cylinder module valve, hydrogen
Source is connected；Hydrogen source passes sequentially through emptying pipeline and is connected with excess flow valve, Yi Liushuan, emptying battery valve, evacuation port.
2. hydrogen system is sprayed according to the fuel-cell vehicle common rail described in claim 1, it is characterised in that：The one plug-in
Gas cylinder module valve includes sequentially connected first spark arrester, first filter, the first cut-off electromagnetic valve, one-level pressure relief valve, first
Hydrogen bottle safety valve；First spark arrester connects simultaneously with hydrogen source；One-level pressure relief valve is connected simultaneously with flow-limiting valve；First hydrogen bottle safety
Valve is connected with emptying pipeline.
3. hydrogen system is sprayed according to the fuel-cell vehicle common rail described in claim 2, it is characterised in that：First spark arrester
Pressure sensor and temperature sensor are communicated between hydrogen source.
4. hydrogen system is sprayed according to the fuel-cell vehicle common rail described in claim 1, it is characterised in that：The one plug-in
Hydrogen collection air valve includes sequentially connected second spark arrester, the second filter, the second cut-off electromagnetic valve, second depressurized valve, the second hydrogen
Bottle safety valve；Wherein the second spark arrester is connected simultaneously with one-level pressure relief valve；Second hydrogen bottle safety valve is connected simultaneously with emptying pipeline.
5. hydrogen system is sprayed according to the fuel-cell vehicle common rail described in claim 4, it is characterised in that：Second spark arrester
Pressure sensor and temperature sensor are communicated between one-level pressure relief valve.
6. hydrogen system is sprayed according to the fuel-cell vehicle common rail described in claim 1, it is characterised in that：The co-rail ejector
And control system includes common rail pipe, voltage-stablizer, ball valve, the 3rd spark arrester, injector Closed Loop Control Unit, level-one pressure difference sensing
Device, level-one temperature sensor, two level differential pressure pickup, two level temperature sensor；Common rail pipe, voltage-stablizer, ball valve, the 3rd spark arrester
It is sequentially connected, above-mentioned common rail device is connected simultaneously with connection-peg；Above-mentioned injector Closed Loop Control Unit respectively with common rail pipe, level-one pressure
Gap sensor, level-one temperature sensor, two level differential pressure pickup, two level temperature sensor are connected；Level-one differential pressure pickup, level-one
Temperature sensor is arranged between connection-peg and common rail device；Two level differential pressure pickup, two level temperature sensor are respectively arranged
Between the 3rd spark arrester and fuel reaction battery pile.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721317049.5U CN207459076U (en) | 2017-10-13 | 2017-10-13 | Fuel-cell vehicle common rail sprays hydrogen system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721317049.5U CN207459076U (en) | 2017-10-13 | 2017-10-13 | Fuel-cell vehicle common rail sprays hydrogen system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207459076U true CN207459076U (en) | 2018-06-05 |
Family
ID=62252344
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721317049.5U Expired - Fee Related CN207459076U (en) | 2017-10-13 | 2017-10-13 | Fuel-cell vehicle common rail sprays hydrogen system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107645003A (en) * | 2017-10-13 | 2018-01-30 | 浙江亚上科技有限公司 | Fuel-cell vehicle common rail sprays hydrogen system |
-
2017
- 2017-10-13 CN CN201721317049.5U patent/CN207459076U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107645003A (en) * | 2017-10-13 | 2018-01-30 | 浙江亚上科技有限公司 | Fuel-cell vehicle common rail sprays hydrogen system |
| CN107645003B (en) * | 2017-10-13 | 2024-05-03 | 朱佳杰 | Common rail hydrogen injection system for fuel cell vehicle |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180605 Termination date: 20201013 |
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| CF01 | Termination of patent right due to non-payment of annual fee |