CN207687668U - A kind of band remnants hydrogen diffusion function hydrogenation plant - Google Patents
A kind of band remnants hydrogen diffusion function hydrogenation plant Download PDFInfo
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- CN207687668U CN207687668U CN201721213437.9U CN201721213437U CN207687668U CN 207687668 U CN207687668 U CN 207687668U CN 201721213437 U CN201721213437 U CN 201721213437U CN 207687668 U CN207687668 U CN 207687668U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/45—Hydrogen technologies in production processes
Abstract
The utility model discloses a kind of band remnants hydrogen diffusion function hydrogenation plants, it includes charging line, and described charging line one end is connected with air source, and the other end is connected with hydrogen rifle is added；Remaining hydrogen desorption tube road is connected on the charging line, remnants hydrogen desorption tube road is provided with remaining hydrogen diffusion valve.The hydrogenation plant solves the function that existing hydrogenation plant is diffused without remaining hydrogen；Solve the problems, such as existing plus hydrogen rifle complicated, manufacture is difficult, of high cost；Convenient for the direct transformation of existing hydrogenation plant, improvement cost is low, and common plus hydrogen rifle is enable directly to use.
Description
Technical field
The utility model is related to hydrogen to fill field, refer in particular to a kind of band remnants hydrogen diffusion function hydrogenation plant.
Background technology
Hydrogen belongs to low molecular weight gas, and explosion limit range is：4.1%~74.2% volumetric concentration, easily explodes,
Cause safety accident.
Hydrogenation plant currently on the market mainly has two pressure ratings of 35MPa and 70MPa, belongs to operation with high pressure, pressure
The higher leakproofness and security requirement higher to hydrogenation plant of power；Ensure zero leakage, it is desirable that having in hydrogen filling process can
By sealing；After the completion of filling, the residual high pressure hydrogen in hydrogenation plant can diffuse safely, ensure hydrogenation plant to target pair
As（The storage tank of hydrogen powered vehicle, ship etc.）Add safety when hydrogen.
Hydrogenation plant currently on the market can not solve the problems, such as that residual high pressure hydrogen diffuses, and pass through currently on the market
Add hydrogen rifle to diffuse the remaining hydrogen inside hydrogenation plant.Add and open up diffusion mouth on hydrogen rifle, by the residual hydrogen inside hydrogenation plant
Gas is discharged by adding hydrogen rifle.
Add and open up diffusion mouth on hydrogen rifle, causes to add the complicated of hydrogen rifle；And remaining hydrogen is high pressure gas, if plus hydrogen rifle
It is off quality, add hydrogen rifle to be easy to burst, therefore it is high to add hydrogen rifle manufacturing process to require, manufacture difficulty is big, of high cost.And it is existing
Add hydrogen rifle using diffusing manually, it is big to diffuse pressure.In addition high pressure hydrogen be detained plus the reasons such as hydrogen rifle, hydrogen hose fatigue easily lead to it is quick-fried
Split danger.
Utility model content
The purpose of this utility model is that：In view of the above problems, a kind of band remnants hydrogen diffusion functions are provided to add
Hydrogen production device solves the function that existing hydrogenation plant is diffused without remaining hydrogen；Solve that existing plus hydrogen rifle is complicated, manufacture is tired
Problem difficult, of high cost；Convenient for the direct transformation of existing hydrogenation plant, improvement cost is low, keeps common plus hydrogen rifle direct
It uses.
The technical solution adopted in the utility model is as follows：
A kind of band remnants hydrogen diffusion function hydrogenation plant, it includes charging line, described charging line one end and air source
It is connected, the other end is connected with hydrogen rifle is added；Remaining hydrogen desorption tube road is connected on the charging line, the remnants hydrogen diffuses
Remaining hydrogen diffusion valve is provided on pipeline.
Due to the hydrogen that above structure, air source provide, through charging line, by adding hydrogen rifle to fill to target object；Filling
After the completion, remaining hydrogen diffusion valve is opened, high pressure hydrogen remaining in charging line is made to be discharged from remaining hydrogen desorption tube road；Solution
The problem of existing hydrogenation plant of having determined can not diffuse remaining hydrogen；Simultaneously as hydrogen is arranged by remaining hydrogen desorption tube road
Go out, then plus on hydrogen rifle diffuse hole It is not necessary to open up, makes plus the structure of hydrogen rifle simplifies, be simple to manufacture, reduce cost.Make common
Add hydrogen rifle that can directly use.Remaining hydrogen desorption tube road is added on charging line, keeps original hydrogenation plant easy to transform,
And it is at low cost, more securely and reliably, the problem of will not being burst as adding hydrogen rifle.
Further, remaining hydrogen recovery pipe is connected on the charging line, the remnants hydrogen recovery pipe connects
It is connected to remaining hydrogen recycling can, recovery valve is provided in the remnants hydrogen recovery pipes；The remnants hydrogen recycling cans are adding
For recycling the remaining hydrogen in filling pipeline after the completion of note；For filling the remaining hydrogen in it to target when filling again
Object.
Due to above structure, after the completion of filling, recovery valve is opened, the remaining hydrogen in charging line is made to enter residual hydrogen
It is stored in gas recycling can；Most of hydrogen in charging line all enters in remaining hydrogen recycling can, also fraction
Hydrogen remains in charging line, opens remaining hydrogen diffusion valve again at this time and diffuses the residual low pressure hydrogen of fraction.Under
When secondary filling, first the gas in remaining hydrogen recycling can is released, for being filled to target object, then opens air source again
It supplies to target object.
Remaining hydrogen recycling can recycle the remaining hydrogen in charging line, so that remaining hydrogen is utilized again, avoid energy
Source wastes；And the existing mode of diffusing is diffused by adding hydrogen rifle, after remaining hydrogen diffuses, straightens the sky that runs in, remaining hydrogen does not have
Method continues filling to target object when filling next time.Hydrogen diffuses again after first recycling, and can reduce diffusing for remaining hydrogen
Amount ensures the safety during remaining hydrogen diffuses.Hydrogen directly largely from add from hydrogen rifle discharge, the pressure for adding hydrogen rifle to bear
It is very high, if plus hydrogen rifle it is off quality, it is easy to burst, cause security risk.
Further, the air source includes low pressure storage tank, middle pressure storage tank, high pressure storage tank, and the low pressure storage tank exit is set
It is equipped with low pressure steam supply valve, is provided with medium pressure supply valve at middle pressure outlet, high pressure storage tank exit is provided with high-pressure air feed valve；
The low pressure steam supply valve is connected to charging line by low pressure supply air line；Medium pressure steam supply valve is connected by medium pressure supply pipeline
It is connected to charging line；The high-pressure air feed valve passes through high-pressure air feed piping connection to charging line.
Due to above structure, when gas source feed, the low-pressure gas in low pressure storage tank is first passed through into charging line and plus hydrogen rifle
It fills to target object, when pressure reaches the setting value of low pressure storage tank filling in target object, low pressure storage tank stops filling, cuts
Middle pressure storage tank is changed to supply for target object, when pressure reaches the setting value of middle pressure storage tank filling in target object, middle pressure storage
Tank stops filling, is switched to high pressure storage tank and is supplied for target object, until the pressure in target object reaches filling demand pressure
When until.
When existing gas source feed, the gas that storage tank comes out is conveyed to target object again after force (forcing) pump, in filling process
In, force (forcing) pump, which needs to work always, can ensure enough filling pressure, waste electric energy.
And the utility model, it is pressurizeed step by step by the storage tank of different pressure ratings, after low pressure storage tank internal pressure reduces,
Middle pressure storage tank pressurizes, after middle pressure tank internal pressure reduces, and high pressure storage tank pressurizes, and is added by the differential pressure step by step between each storage tank
Pressure, ensure that pressure needed for gas filling process.In filling process, force (forcing) pump is not needed, saves electric energy.Meanwhile it pressing
Power increases step by step, ensure that the safety in gas filling process.
Further, from air source to charging line with low pressure supply air line, medium pressure supply pipeline and high-pressure air feed pipeline
At tie point, low-voltage emergency block valve, low pressure check valve are disposed on low pressure supply air line；On medium pressure supply pipeline successively
It is provided with the anxious block valve of middle compression, middle pressure check valve；High pressure emergency block valve, high pressure list are disposed on high-pressure air feed pipeline
To valve；Charging line pressure-detecting device is provided on the charging line.
Due to above structure, whether pressure of the charging line pressure-detecting device in detected target object reaches low pressure
Setting value when storage tank, middle pressure storage tank, high pressure storage tank filling；Convenient for controlling check valve and quick action emergency valve on each supply air line
Cut-out is supplied with each pipeline is opened, while ensureing gas supply safety.
Further, it is also associated with high-voltage safety on the charging line and diffuses pipeline, the high-voltage safety diffuses pipeline
On be provided with shut-off valve and safety valve, the high-voltage safety, which diffuses pipeline and is connected to compressor, concentrates blow-down pipe；The residual hydrogen
Gas diffuses pipeline and is also connected to compressor concentration blow-down pipe.
Due to above structure, when the hypertonia in charging line, when being more than the safety value of safety valve setting, safety valve is beaten
It opens, the high pressure gas in charging line is made to diffuse, blow-down pipe discharge is concentrated by compressor.Ensure charging line internal pressure just
Often, the security and stability of work is improved.
Further, it further includes the filling branch in parallel with charging line；Described filling branch one end is connected to air source,
It is connected with branch on the other end and adds hydrogen rifle；The filling branch road is connected with branch remnants hydrogen desorption tubes road, and the branch is residual
Remaining hydrogen desorption tube road is provided with branch remnants hydrogen diffusion valves, and branch remnants hydrogen desorption tubes road is connected to compressor
Concentrate blow-down pipe.
Due to above structure, aerating branch is provided on the hydrogenation plant of the utility model, then the aerator can be same
When filled for multiple target objects.
Further, the filling branch road is connected with branch remnants hydrogen recovery pipes, and the branch remnants hydrogen returns
Closed tube road is connected to remaining hydrogen recycling can, and branch recovery valve is provided in the branch remnants hydrogen recovery pipes.
Further, the filling branch passes through branch low pressure supply air line, branch medium pressure supply pipeline and branch high pressure
Supply air line is connected with air source, wherein branch low pressure supply air line one end is connected in parallel on low pressure supply air line, is located at low pressure and is supplied
Between valve and low-voltage emergency block valve；Branch medium pressure supply pipeline one end is connected in parallel on medium pressure supply pipeline, is located at medium pressure supply
Between valve and the anxious block valve of middle compression；Branch high-pressure air feed pipeline one end is connected in parallel on low pressure supply air line, is located at high-pressure air feed
Between valve and high pressure emergency block valve；
Further, high with branch low pressure supply air line, branch medium pressure supply pipeline and branch from air source to filling branch
At the tie point for pressing supply air line, branch low-voltage emergency block valve, branch low pressure are disposed on branch low pressure supply air line
Check valve；It is disposed in branch to compress in anxious block valve, branch on branch medium pressure supply pipeline and presses check valve；Branch high pressure
Branch high pressure emergency block valve, branch high pressure check valve are disposed on supply air line；
The filling branch road is provided with filling branch pressure detection device.
Further, the filling branch road is also associated with branch high-voltage safety and diffuses pipeline, the branch high-voltage safety
Desorption tube road is provided with branch shut-off valve and branch safety valve, and the branch high-voltage safety diffuses pipeline and is connected to compressor collection
Middle blow-down pipe.
In conclusion by adopting the above-described technical solution, the utility model has the beneficial effects that：
The utility model can solve the function that existing hydrogenation plant is diffused without remaining hydrogen；Existing plus hydrogen rifle is solved to exist
Complicated, manufacture difficulty, problem of high cost；Convenient for the direct transformation of existing hydrogenation plant, improvement cost is low, makes common
Add hydrogen rifle that can directly use.The hydrogenation plant of the utility model can recycle remaining hydrogen, enable remaining hydrogen
It is filled again to target object.Solve the problems, such as that existing hydrogenation plant cannot recycle remaining hydrogen.Meanwhile hydrogen largely recycles
It diffuses again afterwards, ensure that and diffuse safety；It avoids in the prior art, high pressure hydrogen is directly from manual drain from hydrogen rifle is added, because adding hydrogen
The danger for collapsing rifle is brought described in rifle processing technology is not up to standard.
Description of the drawings
Fig. 1 is the structure chart of embodiment 2；
Fig. 2 is the structure chart of embodiment 3.
Specific implementation mode
Below in conjunction with the accompanying drawings, the utility model is described in detail.
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
Embodiment 1
A kind of band remnants hydrogen diffusion function hydrogenation plant, it includes charging line 101,101 one end of the charging line
It is connected with air source, the other end is connected with hydrogen rifle 201 is added；Remaining hydrogen desorption tube road 301 is connected on the charging line 101,
Remaining hydrogen diffusion valve 401 is provided on the remnants hydrogen desorption tubes road 301, the remnants hydrogen desorption tubes road 301 connects
Blow-down pipe is concentrated to compressor.
It is provided with charging line pressure-detecting device 501 on charging line 101, charging line flow detector 601, adds
Note pipe-line control valve 701；The charging line 101 is connected by Pull breaking ualve 8 with hydrogen rifle 201 is added.
Embodiment 2
A kind of band remnants hydrogen diffusion function hydrogenation plant, it includes charging line 101,101 one end of the charging line
It is connected with air source, the other end is connected with hydrogen rifle 201 is added；Remaining hydrogen desorption tube road 301 is connected on the charging line 101,
It is provided with remaining hydrogen diffusion valve 401 on the remnants hydrogen desorption tubes road 301.
Remaining hydrogen recovery pipe 901 is connected on the charging line 101, the remnants hydrogen recovery pipe 901 connects
It is connected to remaining hydrogen recycling can 10, recovery valve 1101 is provided in the remnants hydrogen recovery pipe 901.
Charging line flow detector 601, charging line control valve 701 are provided on charging line 101；The filling
Pipeline 101 is connected by Pull breaking ualve 8 with hydrogen rifle 201 is added.
The air source includes low pressure storage tank, middle pressure storage tank, high pressure storage tank, and the low pressure storage tank exit is provided with low pressure confession
Air valve 1201 is provided with medium pressure supply valve 1202 at middle pressure outlet, and high pressure storage tank exit is provided with high-pressure air feed valve
1203；The low pressure steam supply valve 1201 is connected to charging line 101 by low pressure supply air line 1301；Medium pressure steam supply valve
1202 are connected to charging line 101 by medium pressure supply pipeline 1401；The high-pressure air feed valve 1203 passes through high-pressure air feed pipeline
1501 are connected to charging line 101.
From air source to charging line 101 with low pressure supply air line 1301, medium pressure supply pipeline 1401 and high-pressure air feed pipeline
At 1501 tie point, low-voltage emergency block valve 1601, low pressure check valve 1901 are disposed on low pressure supply air line 1301；
The anxious block valve 1701 of middle compression, middle pressure check valve 2001 are disposed on medium pressure supply pipeline 1401；High-pressure air feed pipeline
High pressure emergency block valve 1801, high pressure check valve 2101 are disposed on 1501；Filling is provided on the charging line 101
Loine pressure detection device 501.
It is also associated with high-voltage safety on the charging line 101 and diffuses pipeline 2201, the high-voltage safety diffuses pipeline
It is provided with shut-off valve 2301 and safety valve 2401 on 2201, the high-voltage safety, which diffuses pipeline 2201 and is connected to compressor concentration, to be put
Blank pipe；The remnants hydrogen desorption tubes road 301 is also connected to compressor and concentrates blow-down pipe.
The control method of the hydrogenation plant is as follows：
Step 1, low pressure storage tank is first opened, makes the hydrogen in low pressure storage tank through low pressure supply air line 1301, charging line 101
Backward target object filling；When the pressure in target object reach low pressure storage tank filling setting value when, stop low pressure storage tank to
Target object supplies；
Wherein, low pressure steam supply valve 1201, low-voltage emergency block valve 1601, low pressure check valve 1901 are first opened；Low pressure is set to store up
Hydrogen in tank fills after low pressure supply air line 1301, charging line 101 to target object；When charging line pressure detecting fills
When setting the pressure that 501 detect in target object and reaching the setting value of low pressure storage tank filling, shutdown low-voltage emergency block valve 1601,
Stop filling of the low pressure storage tank to target object.
Then storage tank is pressed in opening, keeps the hydrogen in middle pressure storage tank backward through medium pressure supply pipeline 1401, charging line 101
Target object fills；When the pressure in target object reaches the setting value of middle pressure storage tank filling, press storage tank to target in stopping
Object supplies.
Wherein, the anxious block valve 1701 of medium pressure supply valve 1202, middle compression, middle pressure check valve 2001 are first opened；Middle pressure is set to store up
Hydrogen in tank fills after medium pressure supply pipeline 1401, charging line 101 to target object；When charging line pressure detecting fills
When setting the pressure that 501 detect in target object and reaching the setting value of middle pressure storage tank filling, anxious block valve 1701 is compressed in shutdown,
Filling of the storage tank to target object is pressed in stopping.
High pressure storage tank is finally opened, keeps the hydrogen in high pressure storage tank backward through high-pressure air feed pipeline 1501, charging line 101
Target object fills；When the pressure in target object reaches filling demand pressure, stops high pressure storage tank and is supplied to target object,
Filling is completed.
Wherein, high-pressure air feed valve 1203, high pressure emergency block valve 1801, high pressure check valve 2101 are first opened；High pressure is set to store up
Hydrogen in tank fills after high-pressure air feed pipeline 1501, charging line 101 to target object；When charging line pressure detecting fills
When setting the pressure that 501 detect in target object and reaching filling demand pressure, shutdown high pressure emergency block valve 1801 stops high pressure
Filling of the storage tank to target object, filling are completed.
Step 2：After the completion of filling, the remaining hydrogen in charging line 101 is recycled by remaining hydrogen recovery pipe 901
Into remaining hydrogen recycling can 10.Most of remaining hydrogen in charging line 101 is set to be recycled in remaining hydrogen recycling can 10.
Wherein, recovery valve 1101 is opened, makes the remaining hydrogen in charging line 101, is returned through remaining hydrogen recovery pipe 901
It receives to remaining hydrogen recycling can 10；When the pressure balance in pressure and the charging line 101 in remaining hydrogen recycling can 10, close
Recovery valve 1101 is closed, remaining hydrogen recycling is completed.
Pressure-detecting device can be located at herein come detect the pressure in remaining hydrogen recycling can 10 whether with charging line
Pressure balance in 101；Or the shutdown of recovery valve 1101 is controlled by the time；In the present embodiment, recovery valve 1101 is opened
Turned off after time T, by calculating, pressure in remaining hydrogen recycling can 10 after time T with the pressure in charging line 101
Balance.
Step 3：After the completion of recycling, the remaining part remnants hydrogen in charging line 101 is passed through into remaining hydrogen desorption tube
It diffuses on road 301；
Wherein, remaining hydrogen diffusion valve 401 is opened, the remaining part remnants hydrogen in charging line 101 is passed through into remnants
Hydrogen diffuses pipeline 301 and diffuses；After the completion of diffusing, remaining hydrogen diffusion valve 401 is closed.
Step 4：When filling again, first open remaining hydrogen recycling can 10, by the hydrogen in remaining hydrogen recycling can 10 to
Target object fills；When the pressure balance in the pressure and target object in remaining hydrogen recycling can 10, remaining hydrogen is closed
Recycling can 10, remaining hydrogen recycling can 10 are filled to target object and are completed.
Wherein, recovery valve 1101 is opened, the hydrogen in remaining hydrogen recycling can 10 is made to pass through remaining hydrogen recovery pipe 901
It is filled to target object；Recovery valve 1101 is being closed after the completion of filling.
Pressure-detecting device can be set herein come detect the pressure in remaining hydrogen recycling can 10 whether with target object
Pressure balance；Or the shutdown of recovery valve 1101 is controlled by the time；In the present embodiment, 1101 opening time T1 of recovery valve
After turn off, by calculating, pressure in remaining hydrogen recycling can 10 after time T1 with the pressure balance in target object.
Step 5：After the completion of remaining hydrogen recycling can 10 is filled to target object, 1 to 4 is repeated the above steps.
Embodiment 3
The present embodiment is substantially the same with embodiment 2, the difference is that：It further includes in parallel with charging line 101
Fill branch 102；The filling branch 102 can be 1,2,3, even more, and in the present embodiment, fill branch
102 only have 1, therefore described 102 one end of filling branch is connected to air source, and branch is connected on the other end and adds hydrogen rifle 202；It is described
It is connected with branch remnants hydrogen desorption tubes road 302 on filling branch 102, is arranged on branch remnants hydrogen desorption tubes road 302
There are branch remnants hydrogen diffusion valve 402, branch remnants hydrogen desorption tubes road 302 to be connected to compressor and concentrate blow-down pipe.
The filling branch road is connected with branch remnants hydrogen recovery pipe 902, the branch remnants hydrogen recovery pipes
902 are connected to remaining hydrogen recycling can 10, and branch recovery valve 1102 is provided in the branch remnants hydrogen recovery pipe 902.
Filling bypass flow detection device 602, filling branch road control valve 702 are provided on filling branch 102；The filling
Branch 102 adds hydrogen rifle 202 to be connected by Pull breaking ualve with branch.
The filling branch 102 is high by branch low pressure supply air line 1302, branch medium pressure supply pipeline 1402 and branch
Pressure supply air line 1502 is connected with air source, wherein 1302 one end of branch low pressure supply air line is connected in parallel on low pressure supply air line 1301
On, between low pressure steam supply valve 1201 and low-voltage emergency block valve 1601；1402 one end of branch medium pressure supply pipeline is connected in parallel on
On medium pressure supply pipeline 1401, it is located between medium pressure supply valve 1202 and middle compression urgency block valve 1701；Branch high-pressure air feed pipe
1502 one end of road is connected in parallel on low pressure supply air line 1301, be located at high-pressure air feed valve 1203 and high pressure emergency block valve 1801 it
Between；
From air source to filling branch 102 and branch low pressure supply air line 1302, branch medium pressure supply pipeline 1402 and branch
At the tie point of high-pressure air feed pipeline 1502, branch low-voltage emergency block valve is disposed on branch low pressure supply air line 1302
1602, branch low pressure check valve 1902；It is disposed on branch medium pressure supply pipeline 1402 in branch and compresses anxious block valve
1702, check valve 2002 is pressed in branch；Branch high pressure emergency block valve is disposed on branch high-pressure air feed pipeline 1502
1802, branch high pressure check valve 2102；
Filling branch pressure detection device 502 is provided on the filling branch 102.
It is also associated with branch high-voltage safety on the filling branch 102 and diffuses pipeline 2202, the branch high-voltage safety is put
Branch shut-off valve 2302 and branch safety valve 2402 are provided on separate tube road 2202, the branch high-voltage safety diffuses pipeline 2202
It is connected to compressor and concentrates blow-down pipe.
In the present embodiment, the hydrogenation plant can be that two target objects fill.
In the present embodiment, the control method of the hydrogenation plant is as follows：
Step 1, low pressure storage tank is first opened, makes the hydrogen in low pressure storage tank through low pressure supply air line 1301, charging line 101
Backward target object one fills；When pressure reaches the setting value of low pressure storage tank filling in target object one, stop low pressure storage tank
As target object one supplies；
And/or low pressure storage tank is opened, make the hydrogen in low pressure storage tank through branch low pressure supply air line 1302, filling branch
It is filled to target object two after 102；When pressure reaches the setting value of low pressure storage tank filling in target object two, stop low pressure storage
Tank is supplied as target object two.
Wherein, low pressure steam supply valve 1201, low-voltage emergency block valve 1601, low pressure check valve 1901 are first opened；Low pressure is set to store up
Hydrogen in tank fills after low pressure supply air line 1301, charging line 101 to target object one；When charging line pressure detecting
When device 501 detects that pressure reaches the setting value of low pressure storage tank filling in target object one, low-voltage emergency block valve is turned off
1601, stop filling of the low pressure storage tank to target object one；
And/or open low pressure steam supply valve 1201, branch low-voltage emergency block valve 1602, branch low pressure check valve 1902；Make
Hydrogen in low pressure storage tank fills after branch low pressure supply air line 1302, filling branch 102 to target object two；When filling branch
Road pressure-detecting device 502 is detected when pressure reaches the setting value of low pressure storage tank filling in target object two, turns off branch
Low-voltage emergency block valve 1602 stops filling of the low pressure storage tank to target object two.
Then storage tank is pressed in opening, keeps the hydrogen in middle pressure storage tank backward through medium pressure supply pipeline 1401, charging line 101
Target object fills；When pressure reaches the setting value of middle pressure storage tank filling in target object one, press storage tank as target in stopping
Object one supplies；
And/or storage tank is pressed in opening, make the hydrogen in middle pressure storage tank through branch medium pressure supply pipeline 1402, filling branch
It is filled to target object two after 102；When pressure reaches the setting value of middle pressure storage tank filling in target object two, storage is pressed in stopping
Tank is supplied as target object two；
Wherein, the anxious block valve 1701 of medium pressure supply valve 1202, middle compression, middle pressure check valve 2001 are first opened；Middle pressure is set to store up
Hydrogen in tank fills after medium pressure supply pipeline 1401, charging line 101 to target object one；When charging line pressure detecting
When device 501 detects that pressure reaches the setting value of middle pressure storage tank filling in target object one, anxious block valve is compressed in shutdown
1701, filling of the storage tank to target object one is pressed in stopping；
And/or it opens to compress in branch medium pressure supply valve 1202, branch in anxious block valve 1702, branch and presses check valve
2002；Make to press the hydrogen in storage tank to be filled to target object two after branch medium pressure supply pipeline 1402, filling branch 102；
When filling branch pressure detection device 502 detects that pressure reaches the setting value of middle pressure storage tank filling in target object two, close
Anxious block valve 1702 is compressed in disconnected branch, and filling of the storage tank to target object two is pressed in stopping.
High pressure storage tank is finally opened, keeps the hydrogen in high pressure storage tank backward through high-pressure air feed pipeline 1501, charging line 101
Target object one fills；When pressure reaches filling demand pressure in target object one, stop high pressure storage tank as target object one
Gas supply；The filling of target object one is completed.
And/or high pressure storage tank is opened, make the hydrogen in high pressure storage tank through branch high-pressure air feed pipeline 1502, filling branch
It is filled to target object two after 102；When pressure reaches filling demand pressure in target object two, stop high pressure storage tank as target
Object two supplies；The filling of target object two is completed.
Wherein, high-pressure air feed valve 1203, high pressure emergency block valve 1801, high pressure check valve 2101 are opened；Make high pressure storage tank
In hydrogen after high-pressure air feed pipeline 1501, charging line 101 to target object one fill；When charging line pressure detecting fills
When setting 501 and detecting in target object one that pressure reaches filling demand pressure, shutdown high pressure emergency block valve 1801 stops high pressure
Filling of the storage tank to target object one, filling are completed；
And/or open branch high-pressure air feed valve 1203, branch high pressure emergency block valve 1802, branch high pressure check valve
2102；The hydrogen in high pressure storage tank is set to be filled to target object two after branch high-pressure air feed pipeline 1502, filling branch 102；
When filling branch pressure detection device 502 detects that pressure reaches filling demand pressure in target object two, high compress is turned off
Anxious block valve 1801, stops filling of the high pressure storage tank to target object two, and filling is completed.
Step 2：After the completion of filling, the remaining hydrogen in charging line 101 is recycled by remaining hydrogen recovery pipe 901
Into remaining hydrogen recycling can 10, most of remaining hydrogen in charging line 101 is made to be recycled in remaining hydrogen recycling can 10；
And/or the remaining hydrogen filled in branch 102 is recycled to residual hydrogen by branch remnants hydrogen recovery pipe 902
In gas recycling can 10, most of remaining hydrogen in filling branch 102 is made to be recycled in remaining hydrogen recycling can 10.
Wherein, recovery valve 1101 is opened, makes the remaining hydrogen in charging line 101, is returned through remaining hydrogen recovery pipe 901
It receives to remaining hydrogen recycling can 10；When the pressure balance in pressure and the charging line 101 in remaining hydrogen recycling can 10, close
Recovery valve 1101 is closed, remaining hydrogen recycling is completed；
And/or branch recovery valve 1102 is opened, make the remaining hydrogen in filling branch 102, is recycled through branch remnants hydrogen
Pipeline 902 is recycled to remaining hydrogen recycling can 10；When the pressure in remaining hydrogen recycling can 10 and the pressure in filling branch 102
When balance, branch recovery valve 1102 is closed, remaining hydrogen recycling is completed.
Pressure-detecting device can be located at herein come detect the pressure in remaining hydrogen recycling can 10 whether with charging line
Pressure balance in 101/ filling branch 102；Or the pass of 1101/ branch recovery valve 1102 of recovery valve is controlled by the time
It is disconnected；In the present embodiment, turned off after 1101/ branch recovery valve of recovery valve, 1102 opening time T, by calculating, remaining hydrogen recycling
Pressure in tank 10 fills the pressure balance in branch 102 after time T with charging line 101/.
Step 3：After the completion of recycling, the remaining part remnants hydrogen in charging line 101 is passed through into remaining hydrogen desorption tube
It diffuses on road 301；
And/or the remaining part remnants hydrogen filled in branch 102 is put by branch remnants hydrogen desorption tubes road 302
It dissipates.
Wherein, remaining hydrogen diffusion valve 401 is opened, the remaining part remnants hydrogen in charging line 101 is passed through into remnants
Hydrogen diffuses pipeline 301 and diffuses；After the completion of diffusing, remaining hydrogen diffusion valve 401 is closed；
And/or branch remnants hydrogen diffusion valve 402 is opened, the remaining part remnants hydrogen filled in branch 102 is passed through
It diffuses on branch remnants hydrogen desorption tubes road 302；After the completion of diffusing, branch remnants hydrogen diffusion valve 402 is closed.
Step 4：When filling again, first open remaining hydrogen recycling can 10, by the hydrogen in remaining hydrogen recycling can 10 to
Target object one fills；When the pressure balance in pressure and the target object one in remaining hydrogen recycling can 10, close remaining
Hydrogen recycling can 10, remaining hydrogen recycling can 10 are filled to target object one and are completed；
And/or remaining hydrogen recycling can 10 is opened, the hydrogen in remaining hydrogen recycling can 10 is filled to target object two；
When the pressure balance in pressure and the target object two in remaining hydrogen recycling can 10, remaining hydrogen recycling can 10 is closed, it is residual
Remaining hydrogen recycling can 10 is filled to target object two and is completed.
Wherein, recovery valve 1101 is opened, the hydrogen in remaining hydrogen recycling can 10 is made to pass through remaining hydrogen recovery pipe 901
It is filled to target object one；Recovery valve 1101 is being closed after the completion of filling；
And/or branch recovery valve 1102 is opened, so that the hydrogen in remaining hydrogen recycling can 10 is passed through branch remnants hydrogen and returns
Closed tube road 902 is filled to target object two；Branch recovery valve 1102 is being closed after the completion of filling.
Pressure-detecting device can be set herein come detect the pressure in remaining hydrogen recycling can 10 whether with target object
One or two pressure balance；Or the shutdown of 1101/ branch recovery valve 1102 of recovery valve is controlled by the time；The present embodiment
In, it is turned off after 1101/ branch recovery valve of recovery valve, 1102 opening time T1, by calculating, the pressure in remaining hydrogen recycling can 10
Power after time T1 with the pressure balance in target object one or two.
Step 5：After the completion of remaining hydrogen recycling can is filled to target object one and/or target object two, above-mentioned step is repeated
Rapid 1 to 4.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
All any modification, equivalent and improvement etc., should be included in the utility model made by within the spirit and principle of utility model
Protection domain within.
Claims (10)
1. a kind of band remnants hydrogen diffusion function hydrogenation plant, it is characterised in that：It includes charging line（101）, the filling
Pipeline（101）One end is connected with air source, the other end and plus hydrogen rifle（201）It is connected；The charging line（101）On be connected with remnants
Hydrogen diffuses pipeline（301）, the remnants hydrogen desorption tubes road（301）On be provided with remaining hydrogen diffusion valve（401）.
2. band remnants hydrogen diffusion function hydrogenation plant according to claim 1, it is characterised in that：The charging line
（101）On be connected with remaining hydrogen recovery pipe（901）, the remnants hydrogen recovery pipes（901）Remaining hydrogen is connected to return
Closed cans（10）, the remnants hydrogen recovery pipes（901）On be provided with recovery valve（1101）.
3. band remnants hydrogen diffusion function hydrogenation plant according to claim 2, it is characterised in that：The air source includes low
Storage tank, middle pressure storage tank, high pressure storage tank are pressed, the low pressure storage tank exit is provided with low pressure steam supply valve（1201）, middle pressure storage tank goes out
It is provided with medium pressure supply valve at mouthful（1202）, high pressure storage tank exit is provided with high-pressure air feed valve（1203）；The low pressure gas supply
Valve（1201）Pass through low pressure supply air line（1301）It is connected to charging line（101）；Medium pressure steam supply valve（1202）In
Press supply air line（1401）It is connected to charging line（101）；The high-pressure air feed valve（1203）Pass through high-pressure air feed pipeline
（1501）It is connected to charging line（101）.
4. band remnants hydrogen diffusion function hydrogenation plant according to claim 3, it is characterised in that：From air source to filler pipe
Road（101）With low pressure supply air line（1301）, medium pressure supply pipeline（1401）With high-pressure air feed pipeline（1501）Tie point at,
Low pressure supply air line（1301）On be disposed with low-voltage emergency block valve（1601）, low pressure check valve（1901）；Medium pressure supply
Pipeline（1401）On be disposed with the anxious block valve of middle compression（1701）, middle pressure check valve（2001）；High-pressure air feed pipeline
（1501）On be disposed with high pressure emergency block valve（1801）, high pressure check valve（2101）；The charging line（101）On set
It is equipped with charging line pressure-detecting device（501）.
5. band remnants hydrogen diffusion function hydrogenation plant according to claim 4, it is characterised in that：The charging line
（101）On be also associated with high-voltage safety and diffuse pipeline（2201）, the high-voltage safety diffuses pipeline（2201）On be provided with cut-off
Valve（2301）And safety valve（2401）, the high-voltage safety diffuses pipeline（2201）It is connected to compressor and concentrates blow-down pipe；It is described
Remaining hydrogen desorption tube road（301）It is also connected to compressor and concentrates blow-down pipe.
6. the band remnants hydrogen diffusion function hydrogenation plants according to one of claim 1 to 5, it is characterised in that：It is also wrapped
It includes and charging line（101）Filling branch in parallel（102）；The filling branch（102）One end is connected to air source, on the other end
It is connected with branch and adds hydrogen rifle（202）；The filling branch（102）On be connected with branch remnants hydrogen desorption tubes road（302）, described
Branch remnants hydrogen desorption tubes road（302）On be provided with branch remnants hydrogen diffusion valves（402）, the branch remnants hydrogen diffuses
Pipeline（302）It is connected to compressor and concentrates blow-down pipe.
7. band remnants hydrogen diffusion function hydrogenation plant according to claim 6, it is characterised in that：The filling branch road
It is connected with branch remnants hydrogen recovery pipes（902）, the branch remnants hydrogen recovery pipes（902）Remaining hydrogen is connected to return
Closed cans（10）, the branch remnants hydrogen recovery pipes（902）On be provided with branch recovery valve（1102）.
8. band remnants hydrogen diffusion function hydrogenation plant according to claim 7, it is characterised in that：The filling branch
（102）Pass through branch low pressure supply air line（1302）, branch medium pressure supply pipeline（1402）With branch high-pressure air feed pipeline
（1502）It is connected with air source, wherein branch low pressure supply air line（1302）One end is connected in parallel on low pressure supply air line（1301）On, position
In low pressure steam supply valve（1201）With low-voltage emergency block valve（1601）Between；Branch medium pressure supply pipeline（1402）One end is connected in parallel on
Medium pressure supply pipeline（1401）On, it is located at medium pressure supply valve（1202）With the anxious block valve of middle compression（1701）Between；Branch high pressure
Supply air line（1502）One end is connected in parallel on low pressure supply air line（1301）On, it is located at high-pressure air feed valve（1203）It is cut with high pressure emergency
Disconnected valve（1801）Between.
9. band remnants hydrogen diffusion function hydrogenation plant according to claim 7, it is characterised in that：
From air source to filling branch（102）With branch low pressure supply air line（1302）, branch medium pressure supply pipeline（1402）And branch
Road high-pressure air feed pipeline（1502）Tie point at, branch low pressure supply air line（1302）On be disposed with branch low-voltage emergency
Block valve（1602）, branch low pressure check valve（1902）；Branch medium pressure supply pipeline（1402）On be disposed in branch and press
Urgent block valve（1702）, press check valve in branch（2002）；Branch high-pressure air feed pipeline（1502）On be disposed with branch
High pressure emergency block valve（1802）, branch high pressure check valve（2102）；The filling branch（102）On be provided with filling branch pressure
Force checking device（502）.
10. band remnants hydrogen diffusion function hydrogenation plant according to claim 9, it is characterised in that：The filling branch
（102）On be also associated with branch high-voltage safety and diffuse pipeline（2202）, the branch high-voltage safety diffuses pipeline（2202）On set
It is equipped with branch shut-off valve（2302）With branch safety valve（2402）, the branch high-voltage safety diffuses pipeline（2202）It is connected to pressure
Contracting machine concentrates blow-down pipe.
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| CN201721213437.9U CN207687668U (en) | 2017-09-21 | 2017-09-21 | A kind of band remnants hydrogen diffusion function hydrogenation plant |
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|---|---|---|---|
| CN201721213437.9U CN207687668U (en) | 2017-09-21 | 2017-09-21 | A kind of band remnants hydrogen diffusion function hydrogenation plant |
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| CN207687668U true CN207687668U (en) | 2018-08-03 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107477355A (en) * | 2017-09-21 | 2017-12-15 | 成都华气厚普机电设备股份有限公司 | One kind is with remaining hydrogen diffusion function hydrogenation plant and its control method |
| CN111102468A (en) * | 2019-12-06 | 2020-05-05 | 北京航天试验技术研究所 | Hydrogenation system for adapting to APRR change and hydrogenation machine with same |
| CN111396743A (en) * | 2020-03-18 | 2020-07-10 | 上海氢枫能源技术有限公司 | Hydrogenation control method |
| CN114484266A (en) * | 2022-01-27 | 2022-05-13 | 氢华能源技术(武汉)有限公司 | Movable hydrogenation station |
| WO2023116674A1 (en) * | 2021-12-20 | 2023-06-29 | 未势能源科技有限公司 | Liquid hydrogen filling system |
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2017
- 2017-09-21 CN CN201721213437.9U patent/CN207687668U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107477355A (en) * | 2017-09-21 | 2017-12-15 | 成都华气厚普机电设备股份有限公司 | One kind is with remaining hydrogen diffusion function hydrogenation plant and its control method |
| CN107477355B (en) * | 2017-09-21 | 2023-09-19 | 厚普清洁能源(集团)股份有限公司 | Hydrogenation device with residual hydrogen diffusing function and control method thereof |
| CN111102468A (en) * | 2019-12-06 | 2020-05-05 | 北京航天试验技术研究所 | Hydrogenation system for adapting to APRR change and hydrogenation machine with same |
| CN111396743A (en) * | 2020-03-18 | 2020-07-10 | 上海氢枫能源技术有限公司 | Hydrogenation control method |
| WO2023116674A1 (en) * | 2021-12-20 | 2023-06-29 | 未势能源科技有限公司 | Liquid hydrogen filling system |
| CN114484266A (en) * | 2022-01-27 | 2022-05-13 | 氢华能源技术(武汉)有限公司 | Movable hydrogenation station |
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| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 610041 No.3, floor 11, building 6, no.599, shijicheng South Road, Chengdu high tech Zone, China (Sichuan) pilot Free Trade Zone, Chengdu City, Sichuan Province Patentee after: Houpu clean energy Co.,Ltd. Address before: 610041, No. 11, No. 6, No. 599, No. 3 South City Road, Chengdu hi tech Development Zone, Sichuan Patentee before: CHENGDU HUAQI HOUPU HOLDING Co.,Ltd. |
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| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Hydrogenation device with remaining hydrogen diffusing function and control method of hydrogenation device Effective date of registration: 20200221 Granted publication date: 20180803 Pledgee: China Minsheng Banking Corp Chengdu branch Pledgor: Houpu clean energy Co.,Ltd. Registration number: Y2020980000288 |
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| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: No.3, 11th floor, building 6, no.599, shijicheng South Road, Chengdu hi tech Zone, China (Sichuan) pilot Free Trade Zone, Chengdu, Sichuan 610041 Patentee after: Houpu clean energy (Group) Co.,Ltd. Address before: No.3, 11th floor, building 6, no.599, shijicheng South Road, Chengdu hi tech Zone, China (Sichuan) pilot Free Trade Zone, Chengdu, Sichuan 610041 Patentee before: Houpu clean energy Co.,Ltd. |