CN217208898U - Control system of hydrogen production and hydrogenation integrated station - Google Patents
Control system of hydrogen production and hydrogenation integrated station Download PDFInfo
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- CN217208898U CN217208898U CN202122760752.6U CN202122760752U CN217208898U CN 217208898 U CN217208898 U CN 217208898U CN 202122760752 U CN202122760752 U CN 202122760752U CN 217208898 U CN217208898 U CN 217208898U
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- 239000001257 hydrogen Substances 0.000 title claims abstract description 199
- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 199
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 187
- 238000005984 hydrogenation reaction Methods 0.000 title claims abstract description 73
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 42
- 238000003860 storage Methods 0.000 claims abstract description 136
- 150000002431 hydrogen Chemical class 0.000 claims abstract description 13
- 210000001503 joint Anatomy 0.000 claims abstract description 8
- 239000007789 gas Substances 0.000 claims description 12
- 230000001105 regulatory effect Effects 0.000 claims description 5
- 230000001276 controlling effect Effects 0.000 claims 1
- 238000005868 electrolysis reaction Methods 0.000 abstract description 6
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 2
- 238000010926 purge Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000011217 control strategy Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 238000004806 packaging method and process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000000446 fuel Substances 0.000 description 1
- 230000013011 mating Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
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Abstract
The utility model relates to a the technical scheme of the utility model is a hydrogen production hydrogenation integrative station control system, it includes: the buffer tank that communicates with hydrogen manufacturing plant for with the supporting hydrogen of hydrogen long tube trailer post of unloading, hydrogen is unloaded and is equipped with hydrogen butt joint on the post, is used for supplying with the second hydrogenation device with hydrogen vehicle filling hydrogen, first order hydrogen supercharging device includes first booster compressor, first booster compressor's low pressure input side and high pressure input side are connected with first pressure boost admission valve and first pressure boost discharge valve respectively, first order storage jar, first air vent has been seted up to first order storage jar. The utility model discloses an integrative station control system of hydrogen production hydrogenation, foretell integrative station control system of hydrogen production hydrogenation adopt the method of hydrogen pressure boost in grades, storage, have solved the problem that water electrolysis hydrogen production hydrogen supply utilized in current hydrogenation station.
Description
Technical Field
The utility model relates to a hydrogen production hydrogenation integrative station control system belongs to hydrogen production equipment field.
Background
The pressure of hydrogen transported by a long tube trailer is generally 20MPa, the suction pressure of a hydrogen pressurizing device (hydrogen press) for a hydrogen station is generally 5-20MPa, and the hydrogen output pressure of hydrogen production by water electrolysis is generally 1.6MPa or 3.2MPa, so that if hydrogen production by water electrolysis is adopted in the hydrogen station, the problem that the prepared hydrogen output pressure is not matched with the suction pressure of the pressurizing device for the hydrogen station is solved, and the hydrogen production by water electrolysis can not be directly used for hydrogen supply of the existing hydrogen station.
SUMMERY OF THE UTILITY MODEL
The utility model provides a hydrogen production and hydrogenation integrated station control system, which aims at least solving one of the technical problems existing in the prior art.
The technical scheme of the utility model for a hydrogen production hydrogenation control system that stands, it includes: the buffer tank is communicated with the hydrogen production device and used for hydrogen unloading column matched with the hydrogen long-tube trailer, the hydrogen unloading column is provided with a hydrogen butt joint for supplying a second hydrogenation device for filling hydrogen with hydrogen vehicles, the first-stage hydrogen pressurizing device comprises a first pressurizing compressor, the low-pressure input side and the high-pressure input side of the first pressurizing compressor are respectively connected with a first pressurizing air inlet valve and a first pressurizing exhaust valve, the first-stage storage tank is provided with a first air vent, the first air vent is respectively connected with a first storage air inlet valve and a first storage exhaust valve in parallel through a pipeline, the second-stage hydrogen pressurizing device comprises a second pressurizing compressor, the low-pressure input side and the high-pressure input side of the second pressurizing compressor are respectively connected with a second pressurizing air inlet valve and a second pressurizing exhaust valve, a second-stage storage tank, wherein the second-stage storage tank is provided with a second vent hole, the second vent hole is respectively connected with a second storage air inlet valve and a second storage exhaust valve in parallel through pipelines, and a controller, wherein the controller is respectively electrically connected with a first pressurization air inlet valve, a first pressurization exhaust valve, a first storage air inlet valve, a second pressurization exhaust valve, a second storage air inlet valve and a second storage exhaust valve, the gas output end of the buffer tank is connected with the first pressurization air inlet valve, the first pressurization exhaust valve is connected with the first storage air inlet valve through a pipeline, the first storage exhaust valve is connected with the air inlet end of the hydrogen unloading column through one pipeline, the first storage exhaust valve is connected with the second pressurization air inlet valve through another pipeline, and the second pressurization exhaust valve is connected with the second storage air inlet valve through a pipeline, the second storage exhaust valve is connected with the second hydrogenation device through a pipeline.
Further, a third hydrogenation device for supplying hydrogen to a hydrogen vehicle for filling hydrogen, and a third stage hydrogen pressurization device, wherein the third stage hydrogen pressurization device comprises a third pressurization compressor, a low pressure input side and a high pressure input side of the third pressurization compressor are respectively connected with a third pressurization air inlet valve and a third pressurization exhaust valve, a third stage storage tank is provided with a third vent hole, the third vent hole is respectively connected with a third storage air inlet valve and a third storage exhaust valve in parallel through a pipeline, wherein the controller is respectively electrically connected with the third pressurization air inlet valve, the third pressurization exhaust valve, the third storage air inlet valve and the third storage exhaust valve, the second storage exhaust valve is connected with the third pressurization air inlet valve through a pipeline, and the third pressurization exhaust valve is connected with the third storage air inlet valve through a pipeline, and the third storage exhaust valve is connected with the third hydrogenation device through a pipeline.
Furthermore, a second hydrogenation switch valve, a second hydrogenation regulating valve and a second flowmeter are sequentially arranged on a pipeline between the second storage exhaust valve and the second hydrogenation device.
Further, a third hydrogenation switch valve, a third hydrogenation regulating valve and a third flow meter are sequentially arranged on a pipeline between the third storage exhaust valve and the second hydrogenation device.
Furthermore, two groups of first-stage hydrogen supercharging devices are connected in parallel between the output end of the buffer tank and the first storage air inlet valve, and two groups of second-stage hydrogen supercharging devices are connected in parallel between the first storage exhaust valve and the second storage air inlet valve.
Further, the rated pressure of the first-stage storage tank for storing hydrogen is 20MPa, and the rated pressure of the second-stage storage tank for storing hydrogen is 45 MPa.
Further, the rated pressure of the third-stage storage tank for storing hydrogen is 90 MPa.
Furthermore, the second hydrogenation device and the third hydrogenation device are both provided with hydrogen butt joints used for being matched with the hydrogen long-tube trailer.
Further, pipeline between hydrogen plant and the buffer tank is equipped with first control valve, pipeline between buffer tank and the input port of first order hydrogen supercharging device is equipped with the second control valve, through the pipeline intercommunication and install the fifth control valve between the input port of first order hydrogen supercharging device and the input port of hydrogen unloading post, the delivery outlet of first storage discharge valve has collection dress check busbar through the pipeline intercommunication, be equipped with the fourth control valve on the collection dress check busbar.
And the hydrogen filling column is provided with a third control valve, and the air inlet end of the third control valve is communicated with the air outlet end of the first pressurization exhaust valve.
The beneficial effects of the utility model are as follows.
1. The hydrogen production and hydrogenation integrated station control system adopts a method of hydrogen graded pressurization and storage, and solves the problem of hydrogen replenishment and utilization of water electrolysis hydrogen production in the existing hydrogenation station.
2. The hydrogen production and hydrogenation integrated station control system is additionally provided with a hydrogen long pipe trailer residual gas utilization link control, and the external hydrogen supply utilization rate is improved.
3. The hydrogen in the hydrogen production and hydrogenation integrated station control system adopts a control strategy of multi-stage gas taking and staged filling, so that the filling efficiency of the hydrogen station is greatly improved.
Drawings
Fig. 1 is a general schematic diagram of a hydrogen production and hydrogenation integrated station control system according to embodiment 1 of the present invention.
Fig. 2 is a schematic operation flow diagram of a hydrogen production and hydrogenation integrated station control system according to an embodiment of the present invention.
Fig. 3 is a general schematic diagram of a hydrogen production and hydrogenation integrated station control system according to embodiment 2 of the present invention.
Fig. 4 is a schematic diagram of a controller connecting various valve controls according to an embodiment of the present invention.
Detailed Description
The conception, specific structure and technical effects of the present invention will be described clearly and completely with reference to the accompanying drawings and embodiments, so as to fully understand the objects, aspects and effects of the present invention. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.
It should be noted that, unless otherwise specified, when a feature is referred to as being "fixed" or "connected" to another feature, it may be directly fixed or connected to the other feature or indirectly fixed or connected to the other feature. Furthermore, the description of the upper, lower, left, right, top, bottom, etc. used in the present invention is only relative to the mutual position relationship of the components of the present invention in the drawings.
Furthermore, unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art. The terminology used in the description herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any combination of one or more of the associated listed items.
It will be understood that, although the terms first, second, third, etc. may be used herein to describe various elements, these elements should not be limited by these terms. These terms are only used to distinguish one element of the same type from another. For example, a first element could be termed a second element, and, similarly, a second element could be termed a first element, without departing from the scope of the present disclosure.
Referring to fig. 1 to 4, in some embodiments, the present invention discloses a hydrogen production and hydrogenation integrated station control system, which includes: and a buffer tank 20 communicated with the hydrogen production apparatus 10. The hydrogen unloading column 40 is used for being matched with the hydrogen long-tube trailer 30, a hydrogen butt joint port 41 is arranged on the hydrogen unloading column 40, and the hydrogen butt joint port 41 is matched with a hydrogen joint of the hydrogen long-tube trailer 30. A second hydrogenation unit 100 for supplying hydrogen to the vehicle for hydrogen filling.
Referring to fig. 1, the first stage hydrogen pressurizing apparatus 200 includes a first booster compressor 210, and a first booster intake valve 211 and a first booster exhaust valve 212 are connected to a low pressure input side and a high pressure input side of the first booster compressor 210, respectively.
Referring to fig. 1, in the first-stage storage tank 300, a first vent hole is formed in the first-stage storage tank 300, and the first vent hole is connected in parallel to a first storage intake valve 310 and a first storage exhaust valve 320 through pipes, respectively.
Referring to fig. 1, the second-stage hydrogen pressurizing apparatus 400 includes a second booster compressor 410, a second booster intake valve 411 and a second booster exhaust valve 412 are respectively connected to a low pressure input side and a high pressure input side of the second booster compressor 410,
referring to fig. 1, the second-stage storage tank 500 is provided with a second vent hole, and the second vent hole is connected in parallel with a second storage intake valve 510 and a second storage exhaust valve 520 through pipes, respectively.
Referring to the controller 50 of fig. 4, the controller is configured to transmit control signals to the respective valves for on-off control. The controller 50 is electrically connected to the first supercharging inlet valve 211, the first supercharging exhaust valve 212, the first storage inlet valve 310, the first storage exhaust valve 320, the second supercharging inlet valve 411, the second supercharging exhaust valve 412, the second storage inlet valve 510 and the second storage exhaust valve 520, respectively.
Referring to fig. 1, the above components are connected in such a manner that the gas output end of the buffer tank 20 is connected to the first boost inlet valve 211, the first boost outlet valve 212 is connected to the first storage inlet valve 310 through a pipe, the first storage outlet valve 320 is connected to the inlet end of the hydrogen dump column 40 through one pipe, the first storage outlet valve 320 is connected to the second boost inlet valve 411 through another pipe, the second boost outlet valve 412 is connected to the second storage inlet valve 510 through a pipe, and the second storage outlet valve 520 is connected to the second hydrogenation apparatus 100 through a pipe.
Referring to fig. 1, a first control valve 11 is arranged on a pipeline between a hydrogen production device 10 and a buffer tank 20, a second control valve 21 is arranged on a pipeline between the buffer tank 20 and an input port of a first-stage hydrogen pressurizing device 200, a fifth control valve 22 is arranged between the input port of the first-stage hydrogen pressurizing device 200 and an input port of a hydrogen unloading column 40 in a pipeline communicating mode, an output port of a first storage exhaust valve 320 is communicated with a packaging grid busbar 900 in a pipeline communicating mode, and a fourth control valve 910 is arranged on the packaging grid busbar 900.
Referring to fig. 1, a hydrogen filling column 60 is further included, a third control valve 61 is arranged on the hydrogen filling column 60, and an air inlet end of the third control valve 61 is communicated with an air outlet end of the first booster exhaust valve 212.
After the first control valve 11 and the second control valve 21 are opened, the first storage air inlet valve 310 is closed, and the third control valve 61 is opened, so that the hydrogen filling column 60 performs the hydrogen filling service on the hydrogen long-tube trailer.
The second pressurization inlet valve 411, the third hydrogenation switch valve 530, the hydrogen docking port 41 and the fifth control valve 22 are closed, and the fourth control valve 910 is opened, so that the container busbar 900 can be charged.
When the hydrogen pressure in the hydrogen long-tube trailer 30 drops to a set value, the second pressurization inlet valve 411, the third hydrogenation on-off valve 530, the second control valve 21 and the third control valve 61 are closed, the hydrogen gas inlet port 41, the fifth control valve 22, the first pressurization inlet valve 211, the first pressurization exhaust valve 212 and the first storage inlet valve 310 are opened, and the residual gas in the hydrogen long-tube trailer is recovered and compressed into the first-stage storage tank 300 for storage.
The system adopts a control mode of staged compression and storage, and solves the problems of hydrogen pressurization and utilization in hydrogen production by water electrolysis in the hydrogen station; the control of the residual gas utilization link of the long-tube trailer is added, so that the utilization rate of the externally supplied hydrogen of the hydrogenation station is improved; the hydrogen adopts a control strategy of multi-stage gas taking and staged filling, so that the hydrogen filling efficiency of the hydrogen filling station is greatly improved.
The pressure of the hydrogen output by the hydrogen production device is 1.6MPa/3.2MPa, the hydrogen is pressurized to 20MPa by the first-stage hydrogen pressurizing device and then is conveyed to the first-stage storage tank for storage; the hydrogen is further pressurized to 45MPa by a second-stage hydrogen pressurizing device and stored in a second-stage storage tank. When a vehicle is hydrogenated, firstly, a hydrogen long-tube trailer or hydrogen connected with a first-stage storage tank is used for filling hydrogen into the vehicle through a hydrogen butt joint interface (specifically a hydrogenation machine with the filling pressure of 35 MPa) on a hydrogen unloading column, and when a set filling pressure value is reached, the hydrogen is switched to a second-stage hydrogen pressurizing device to fill the hydrogen into the vehicle to be hydrogenated through a second hydrogenation device (specifically a hydrogenation machine with the filling pressure of 35 MPa); when the pressure of hydrogen in the second-stage storage tank is reduced to a set value, starting the second-stage hydrogen pressurizing device, and replenishing the hydrogen of the second-stage hydrogen pressurizing device to full storage through the hydrogen pressurization of the first-stage hydrogen pressurizing device or the hydrogen long-tube trailer; when the hydrogen pressure value of the first-stage storage tank is reduced to a set value, the hydrogen production device is started or residual gas in the long-tube trailer (hydrogen reserved after the hydrogen pressure in the long-tube trailer is lower than the set value) is utilized to supply the hydrogen of the first-stage storage tank to the full storage through the first-stage hydrogen pressurizing device.
Referring to fig. 3, a third hydrogenation apparatus 600 for supplying hydrogen to a vehicle using hydrogen is shown. The third stage hydrogen pressurization device 700, the third stage hydrogen pressurization device 700 includes a third booster compressor 710, and a third boost intake valve 711 and a third boost exhaust valve 712 are respectively connected to a low pressure input side and a high pressure input side of the third booster compressor 710.
Referring to the third-stage storage tank 800 of fig. 3, a third vent hole is formed in the third-stage storage tank 800, and the third vent hole is connected in parallel to a third storage intake valve 810 and a third storage exhaust valve 820 through pipes, respectively. The controller 50 is electrically connected to the third boost intake valve 711, the third boost exhaust valve 712, the third storage intake valve 810, and the third storage exhaust valve 820, respectively. The second storage purge valve 520 is connected to the third storage purge valve 711 via a pipe, the third storage purge valve 712 is connected to the third storage purge valve 810 via a pipe, and the third storage purge valve 820 is connected to the third hydrogenation unit 600 via a pipe.
The first-stage storage tank 300 stores hydrogen at a nominal pressure of 20MPa and the second-stage storage tank 500 stores hydrogen at a nominal pressure of 45 MPa. The nominal pressure for storing hydrogen in third stage storage tank 800 is 90 MPa.
Based on the two-stage compression and storage system, if the filling requirement of a hydrogen fuel cell automobile with the filling pressure of 70MPa is met, the functions of 70MPa pressurization, storage and filling can be added, gas is taken from the second-stage hydrogen pressurization device, the gas is pressurized to 90MPa through the third-stage hydrogen pressurization device and stored in the third-stage storage tank, if a vehicle hydrogenates, hydrogen of the second-stage hydrogen pressurization device is taken firstly, the vehicle is filled through a hydrogenation machine with the filling pressure of 70MPa, and when the set filling pressure is reached, the hydrogen is switched to the third-stage storage tank, and the vehicle is filled to full through the hydrogenation machine with the filling pressure of 70 MPa; and when the pressure of the hydrogen in the third-stage storage tank is reduced to a set value, starting a third-stage hydrogen pressurizing device to replenish the hydrogen in the third-stage storage tank to full storage.
The controller is used for signaling each valve to open and close, for example, when the hydrogen production device is used, the first booster air inlet valve and the first booster exhaust valve are opened to enable the first booster compressor to start compressing gas, so that hydrogen is compressed, and the valves corresponding to the second booster compressor and the third booster compressor below have the same function. The corresponding valves of each storage tank are controlled, for example, when the first-stage storage tank needs to output hydrogen, the controller controls the first storage inlet valve to be closed and controls the first storage exhaust valve to be opened; when the hydrogen production device needs to produce hydrogen and the hydrogen is compressed and input into the second-stage storage tank, the controller controls the second storage air inlet valve to be closed and controls the second storage exhaust valve to be opened at the same time, and the other second-stage storage tanks and the control valves corresponding to the third-stage storage tanks play the same role.
Referring to fig. 1, a second hydrogenation switching valve, a second hydrogenation control valve, and a second flow meter are sequentially installed in a pipeline between the second storage purge valve 520 and the second hydrogenation apparatus 100. Referring to fig. 3, a third hydrogenation switching valve 530, a third hydrogenation adjustment valve 540, and a third flow meter 550 are sequentially installed in a pipeline between the third storage exhaust valve 820 and the second hydrogenation device 100. The switching valve, the regulating valve and the flowmeter enable managers to manage the hydrogen production and hydrogenation integrated station control system more quantitatively.
Referring to fig. 1, two first-stage hydrogen pressurizers 200 are connected in parallel between the output of the buffer tank 20 and the first storage inlet valve 310, and two second-stage hydrogen pressurizers 400 are connected in parallel between the first storage outlet valve 320 and the second storage inlet valve 510.
In some embodiments, the second hydrogenation unit 100 and the third hydrogenation unit 600 are provided with hydrogen docking ports 41 for mating with the hydrogen long-tube trailer 30.
The foregoing is merely a preferred embodiment of the present invention, and the present invention is not limited to the above embodiment, as long as the technical effects of the present invention are achieved by the same means, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present disclosure should be included within the scope of the present disclosure. All belong to the protection scope of the utility model. The technical solution and/or the embodiments of the invention may be subject to various modifications and variations within the scope of the invention.
Claims (10)
1. A hydrogen production and hydrogenation integrated station control system is characterized by comprising:
a buffer tank (20) communicated with the hydrogen production device (10),
a hydrogen unloading column (40) matched with the hydrogen long tube trailer (30), wherein the hydrogen unloading column (40) is provided with a hydrogen butt joint opening (41),
a second hydrogenation unit (100) for supplying hydrogen to the vehicle,
the first-stage hydrogen supercharging device (200) comprises a first booster compressor (210), wherein a low-pressure input side and a high-pressure input side of the first booster compressor (210) are respectively connected with a first booster air inlet valve (211) and a first booster exhaust valve (212),
the first-stage storage tank (300) is provided with a first vent hole, the first vent hole is respectively connected with a first storage air inlet valve (310) and a first storage exhaust valve (320) in parallel through pipelines,
a second-stage hydrogen supercharging device (400), wherein the second-stage hydrogen supercharging device (400) comprises a second booster compressor (410), a second booster air inlet valve (411) and a second booster exhaust valve (412) are respectively connected to the low-pressure input side and the high-pressure input side of the second booster compressor (410),
a second-stage storage tank (500), wherein a second vent hole is formed in the second-stage storage tank (500), the second vent hole is respectively connected with a second storage air inlet valve (510) and a second storage exhaust valve (520) in parallel through pipelines,
a controller (50) for controlling the operation of the motor,
wherein the controller (50) is respectively electrically connected with the first supercharging inlet valve (211), the first supercharging exhaust valve (212), the first storage inlet valve (310), the first storage exhaust valve (320), the second supercharging inlet valve (411), the second supercharging exhaust valve (412), the second storage inlet valve (510) and the second storage exhaust valve (520),
wherein, the gas output end of buffer tank (20) with first pressure boost admission valve (211) are connected, first pressure boost discharge valve (212) through the pipeline with first storage admission valve (310) are connected, first storage discharge valve (320) through wherein all the way the pipeline with the inlet end of hydrogen unloading post (40) is connected, first storage discharge valve (320) through another all the way the pipeline with second pressure boost admission valve (411) are connected, second pressure boost discharge valve (412) through the pipeline with second storage admission valve (510) are connected, second storage discharge valve (520) through the pipeline with second hydrogenation unit (100) are connected.
2. The hydrogen production and hydrogenation integrated station control system according to claim 1,
a third hydrogenation unit (600) for supplying hydrogen to the vehicle with hydrogen,
a third-stage hydrogen pressurization device (700), wherein the third-stage hydrogen pressurization device (700) comprises a third booster compressor (710), a third booster air inlet valve (711) and a third booster exhaust valve (712) are respectively connected to the low-pressure input side and the high-pressure input side of the third booster compressor (710),
a third storage tank (800), wherein a third vent hole is formed in the third storage tank (800), the third vent hole is respectively connected with a third storage air inlet valve (810) and a third storage exhaust valve (820) in parallel through pipelines,
wherein the controller (50) is electrically connected with a third supercharging inlet valve (711), a third supercharging exhaust valve (712), a third storage inlet valve (810) and a third storage exhaust valve (820) respectively,
wherein the second storage exhaust valve (520) is connected with the third boost inlet valve (711) by a pipeline, the third boost exhaust valve (712) is connected with the third storage inlet valve (810) by a pipeline, and the third storage exhaust valve (820) is connected with the third hydrogenation unit (600) by a pipeline.
3. The hydrogen production and hydrogenation integrated station control system according to claim 1,
and a second hydrogenation switch valve, a second hydrogenation regulating valve and a second flowmeter are sequentially arranged on a pipeline between the second storage exhaust valve (520) and the second hydrogenation device (100).
4. The hydrogen production and hydrogenation integrated station control system according to claim 2,
and a third hydrogenation switch valve (530), a third hydrogenation regulating valve (540) and a third flow meter (550) are sequentially arranged on a pipeline between the third storage exhaust valve (820) and the second hydrogenation device (100).
5. The hydrogen production and hydrogenation integrated station control system according to claim 1,
two groups of first-stage hydrogen supercharging devices (200) are connected in parallel between the output end of the buffer tank (20) and the first storage air inlet valve (310), and two groups of second-stage hydrogen supercharging devices (400) are connected in parallel between the first storage exhaust valve (320) and the second storage air inlet valve (510).
6. The hydrogen production and hydrogenation integrated station control system according to claim 2,
the rated pressure of the first-stage storage tank (300) for storing hydrogen is 20MPa, and the rated pressure of the second-stage storage tank (500) for storing hydrogen is 45 MPa.
7. The hydrogen production and hydrogenation integrated station control system according to claim 2,
the rated pressure of the third-stage storage tank (800) for storing hydrogen is 90 MPa.
8. The hydrogen production and hydrogenation integrated station control system according to claim 1,
the second hydrogenation device (100) and the third hydrogenation device (600) are both provided with hydrogen butt joints (41) used for being matched with the hydrogen long-tube trailer (30).
9. The hydrogen production and hydrogenation integrated station control system according to claim 1,
pipeline between hydrogen plant (10) and buffer tank (20) is equipped with first control valve (11), pipeline between the input port of buffer tank (20) and first order hydrogen supercharging device (200) is equipped with second control valve (21), through the pipeline intercommunication and install fifth control valve (22) between the input port of first order hydrogen supercharging device (200) and the input port of hydrogen unloading post (40), the delivery outlet of first storage discharge valve (320) has collection dress check busbar (900) through the pipeline intercommunication, be equipped with fourth control valve (910) on collection dress check busbar (900).
10. The hydrogen production and hydrogenation integrated station control system according to claim 1,
the hydrogen filling device is characterized by further comprising a hydrogen filling column (60), wherein a third control valve (61) is arranged on the hydrogen filling column (60), and the air inlet end of the third control valve (61) is communicated with the air outlet end of the first pressurization exhaust valve (212).
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| CN116518295A (en) * | 2023-04-27 | 2023-08-01 | 新地能源工程技术有限公司 | Device for improving hydrogen utilization rate |
| CN117072859A (en) * | 2023-09-26 | 2023-11-17 | 同济大学 | A liquid hydrogen refueling station and its operation method |
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| CN116518295A (en) * | 2023-04-27 | 2023-08-01 | 新地能源工程技术有限公司 | Device for improving hydrogen utilization rate |
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