CN213420632U - Device for modifying and optimizing compression process system of traditional hydrogenation substation - Google Patents

Device for modifying and optimizing compression process system of traditional hydrogenation substation Download PDF

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Publication number
CN213420632U
CN213420632U CN202021996072.3U CN202021996072U CN213420632U CN 213420632 U CN213420632 U CN 213420632U CN 202021996072 U CN202021996072 U CN 202021996072U CN 213420632 U CN213420632 U CN 213420632U
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pressure
stop valve
pipeline
hydrogen
low
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齐月华
王春海
应洁
孙洋
王秋阳
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CCCC urban energy research and Design Institute Co.,Ltd.
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Cccc Gas & Heat Research And Design Institute Co ltd
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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
    • Y02E60/32—Hydrogen storage
    • 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
    • Y02E60/34—Hydrogen distribution
    • 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 belongs to hydrogenation sub-station accessory field, specifically speaking are a device to traditional hydrogenation sub-station compression process system transformation optimization. The device comprises a hydrogen compressor, a low-pressure straight-through pipeline, a pressure gauge, a stop valve A, a stop valve B, a stop valve C, a stop valve D, a stop valve E and the like. The utility model utilizes the hydrogen storage pressure in the gas cylinder of the hydrogen long-tube trailer by the matching arrangement of the hydrogen compressor, the low-pressure straight-through pipeline, the pressure gauge, the stop valve A, the stop valve B, the stop valve C, the stop valve D and the stop valve E, thereby reducing the operation time of the hydrogen compressor; the external controller is arranged, so that the action of the hydrogen compressor can be automatically controlled according to the preset value, and the device is accurate and efficient; through the setting of diffusing riser and relief valve everywhere, can in time discharge gas when various pressure are too high, make the whole safe and reliable more of system. The utility model discloses reducible hydrogen compressor's operating duration, effective energy saving and consumption reduction, simple process uses safe and reliable.

Description

Device for modifying and optimizing compression process system of traditional hydrogenation substation
Technical Field
The utility model belongs to hydrogenation sub-station accessory field, specifically speaking are a device to traditional hydrogenation sub-station compression process system transformation optimization.
Background
In recent years, research on hydrogen energy and fuel cells has been receiving attention from various countries, and is considered as an important component of the future world energy system. China is the largest energy producing and consuming country in the world, and has formed an energy supply system for the comprehensive development of coal, electric power, petroleum, natural gas, new energy and renewable energy.
The automobile industry, as a supporting industry of major industrial countries in the world, is an important mark for measuring the comprehensive strength and the developed degree of a country. The hydrogen fuel cell automobile not only plays an important role in energy development, but also has excellent environmental protection performance and energy conversion efficiency. Compared with a pure electric vehicle, the automobile charging system has the advantages of short charging time, long endurance and the like, and is also an important direction for the sustainable development of the automobile industry in the future.
As the hydrogen energy industry is a new industry in China, and the design, construction and operation experience of the domestic hydrogen station is insufficient, the hydrogen energy industry becomes a main factor influencing the rapid development of the hydrogen energy industry in China. The compression process system of the existing hydrogenation substation has high energy consumption and needs to be further optimized.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, an object of the present invention is to provide a device for improving and optimizing a conventional hydrogenation substation compression process system.
The purpose of the utility model is realized through the following technical scheme:
a device for reforming and optimizing a traditional hydrogenation substation compression process system comprises a hydrogenation machine, a hydrogen gas discharging column, a low-pressure hydrogen gas storage cylinder, a medium-pressure hydrogen gas storage cylinder and a high-pressure hydrogen gas storage cylinder, wherein the hydrogenation machine is provided with a low-pressure inlet, a medium-pressure inlet and a high-pressure inlet;
the input end of the hydrogen compressor is communicated with the output end of the hydrogen gas discharging column through an input pipeline, the input pipeline is provided with a stop valve B, a low-pressure output port of the hydrogen compressor is communicated with an output pipeline A, the output pipeline A is communicated with the low-pressure gas conveying pipeline through a stop valve C, a medium-pressure output port of the hydrogen compressor is communicated with an output pipeline B, the output pipeline B is communicated with the medium-pressure gas conveying pipeline through a stop valve D, a high-pressure output port of the hydrogen compressor is communicated with an output pipeline C, and the output pipeline C is communicated with the high-pressure gas conveying pipeline through a stop valve E;
one end of the low-pressure straight-through pipeline is communicated with a position between the output end of the hydrogen gas discharging column on the input pipeline and the input end of the stop valve B, the other end of the low-pressure straight-through pipeline is communicated with the low-pressure gas transmission pipeline, and the low-pressure straight-through pipeline is provided with a stop valve A;
the pressure gauge is arranged on a pipeline connected between the input end of the hydrogen gas discharging column and the gas cylinder of the hydrogen long pipe trailer.
Preferably, the manometer is a digital display manometer, stop valve A stop valve B stop valve C stop valve D with stop valve E is electromagnetic ball valve, stop valve A stop valve B stop valve C stop valve D stop valve E the manometer the hydrogen compressor hydrogen unload the post with the hydrogenation machine all is connected with same external controller.
Preferably, the gas release end of the hydrogen compressor is connected with a release vertical pipe through a safety valve.
Preferably, a position on the input pipeline between the input end of the hydrogen compressor and the output end of the stop valve B is communicated with the bleeding vertical pipe through a safety valve.
Preferably, the low-pressure gas transmission pipeline, the medium-pressure gas transmission pipeline and the high-pressure gas transmission pipeline are respectively communicated with the bleeding vertical pipe through safety valves.
Preferably, the low-pressure hydrogen gas cylinder, the medium-pressure hydrogen gas cylinder and the high-pressure hydrogen gas cylinder are respectively communicated with the vertical bleeding pipe through safety valves.
The utility model discloses an advantage does with positive effect:
the utility model utilizes the hydrogen storage pressure in the gas cylinder of the hydrogen long-tube trailer by the matching arrangement of the hydrogen compressor, the low-pressure straight-through pipeline, the pressure gauge, the stop valve A, the stop valve B, the stop valve C, the stop valve D and the stop valve E, thereby reducing the operation time of the hydrogen compressor; the external controller is arranged, so that the action of the hydrogen compressor can be automatically controlled according to the preset value, and the device is accurate and efficient; through the setting of diffusing riser and relief valve everywhere, can in time discharge gas when various pressure are too high, make the whole safe and reliable more of system. The utility model discloses reducible hydrogen compressor's operating duration, effective energy saving and consumption reduction, simple process uses safe and reliable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: the device comprises a 001-hydrogen long pipe trailer, a 002-hydrogen gas discharging column, a 003-low pressure hydrogen gas storage cylinder, a 004-medium pressure hydrogen gas storage cylinder, a 005-high pressure hydrogen gas storage cylinder, a 1-hydrogen compressor, a 2-low pressure straight-through pipeline, a 3-pressure gauge, a 4-stop valve A, a 5-stop valve B, a 6-stop valve C, a 7-stop valve D and an 8-stop valve E.
Detailed Description
The present invention will be described in detail with reference to fig. 1.
A device for reforming and optimizing a traditional hydrogenation substation compression process system comprises a hydrogenation machine provided with a low-pressure inlet X, a medium-pressure inlet Y and a high-pressure inlet Z, and further comprises a hydrogen gas discharging column 002, a low-pressure hydrogen gas storage bottle 003, a medium-pressure hydrogen gas storage bottle 004 and a high-pressure hydrogen gas storage bottle 005, wherein the low-pressure hydrogen gas storage bottle 003 is communicated with the low-pressure inlet X of the hydrogenation machine through a low-pressure gas transmission pipeline, the medium-pressure hydrogen gas storage bottle 004 is communicated with the medium-pressure inlet Y of the hydrogenation machine through a medium-pressure gas transmission pipeline, the high-pressure hydrogen gas storage bottle 005 is communicated with the high-pressure inlet Z of the hydrogenation machine through a high-pressure gas transmission pipeline, the input end of the hydrogen gas discharging column 002 is communicated with a gas cylinder of a hydrogen long pipe trailer 001 through a pipeline, and the gas cylinders of the hydrogenation machine, the hydrogen gas cylinder of the hydrogen long pipe trailer 001, the hydrogen gas discharging column 002, the connection mode of the hydrogen compressor 1, the low-pressure straight-through pipeline 2 and the pressure gauge 3 is adopted, the hydrogen compressor 1 can compress hydrogen input by a gas cylinder of the hydrogen long-tube trailer 001 and respectively transmit the compressed hydrogen to the low-pressure hydrogen gas storage cylinder 003, the medium-pressure hydrogen gas storage cylinder 004 and the high-pressure hydrogen gas storage cylinder 005 for standby, and when the automobile is connected with the hydrogenation machine, the low-pressure hydrogen gas storage cylinder 003, the medium-pressure hydrogen gas storage cylinder 004 or the high-pressure hydrogen gas storage cylinder 005 respectively transmit hydrogen to the low-pressure inlet X, the medium-pressure inlet Y or the high-pressure inlet Z of the hydrogenation machine;
the input end of a hydrogen compressor 1 is communicated with the output end of a hydrogen gas discharging column 002 through an input pipeline, a stop valve B5 is arranged on the input pipeline, a low-pressure output port of the hydrogen compressor 1 is communicated with an output pipeline A, the output pipeline A is communicated with a low-pressure gas conveying pipeline through a stop valve C6, a medium-pressure output port of the hydrogen compressor 1 is communicated with an output pipeline B, the output pipeline B is communicated with the medium-pressure gas conveying pipeline through a stop valve D7, a high-pressure output port of the hydrogen compressor 1 is communicated with an output pipeline C, and the output pipeline C is communicated with a high-pressure gas conveying pipeline through a stop valve;
one end of the low-pressure straight-through pipeline 2 is communicated with the position between the output end of the hydrogen gas discharging column 002 on the input pipeline and the input end of the stop valve B5, the other end of the low-pressure straight-through pipeline 2 is communicated with the low-pressure gas transmission pipeline, and the low-pressure straight-through pipeline 2 is provided with a stop valve A4;
manometer 3 sets up on the pipeline of being connected between the input of hydrogen column 002 that unloads and the gas cylinder of hydrogen long tube trailer 001, when manometer 3 detects that the pipeline reduces the default, closes stop valve A4.
Specifically, manometer 3 is the digital display manometer, stop valve A4, stop valve B5, stop valve C6, stop valve D7 and stop valve E8 are electromagnetic ball valves, stop valve A4, stop valve B5, stop valve C6, stop valve D7, stop valve E8, manometer 3, hydrogen compressor 1, hydrogen gas column 002 all is connected with same external controller with the hydrogenation machine, external controller can receive the signal of manometer 3, and can control stop valve A4, stop valve B5, stop valve C6, stop valve D7, stop valve E8, hydrogen compressor 1, hydrogen gas column 002 and hydrogenation machine action respectively, external controller adopts PLC in this embodiment, external controller and stop valve A4, stop valve B5, stop valve C6, stop valve D7, stop valve E8, The connection mode of prior art is all adopted to manometer 3, hydrogen compressor 1, hydrogen between column 002 and the hydrogenation machine of unloading, and stop valve B5 control hydrogen gets into hydrogen compressor 1, and stop valve C6, stop valve D7 and stop valve E8 are used for controlling the break-make of hydrogen compressor 1 and low pressure gas transmission pipeline, medium pressure gas transmission pipeline and high pressure gas transmission pipeline respectively.
Specifically, the end of loosing heart of hydrogen compressor 1 is connected with the stand pipe M that diffuses through the relief valve, plays the effect of protection hydrogen compressor 1, and relief valve and stand pipe M all set up according to prior art standard in this embodiment.
Specifically, the input pipeline is communicated with the bleeding stand pipe M through a safety valve at a position between the input end of the hydrogen compressor 1 and the output end of the stop valve B5, and the input pipeline is protected.
Specifically, the low-pressure gas transmission pipeline, the medium-pressure gas transmission pipeline and the high-pressure gas transmission pipeline are respectively communicated with the bleeding vertical pipe M through safety valves, and play a role in protecting the low-pressure gas transmission pipeline, the medium-pressure gas transmission pipeline and the high-pressure gas transmission pipeline.
Specifically, the low-pressure hydrogen gas cylinder 003, the medium-pressure hydrogen gas cylinder 004, and the high-pressure hydrogen gas cylinder 005 are respectively communicated with the vent pipe through safety valves, and play a role in protecting the low-pressure hydrogen gas cylinder 003, the medium-pressure hydrogen gas cylinder 004, and the high-pressure hydrogen gas cylinder 005.
The working principle is as follows:
when transporting to the initial air feed of hydrogen long tube trailer 001 in the hydrogenation sub-station, because hydrogen storage pressure is generally higher in the hydrogen long tube trailer 001 gas cylinder of prior art, is 16-20MPa, does not open hydrogen compressor 1 this moment, all closes stop valve B5, stop valve C6, stop valve D7, stop valve E8, opens stop valve A4 on the straight pipeline 2 of low pressure, and the pressure in the make full use of hydrogen long tube trailer 001 gas cylinder directly inflates for low pressure hydrogen gas bomb 003. When the pressure of hydrogen in the gas cylinder of the hydrogen long pipe trailer 001 is reduced to a certain value, the pressure is set to 12MPa in the embodiment, at this time, the stop valve A4 on the low-pressure straight-through pipeline 2 is closed, the stop valves B5, C6, D7 and E8 are opened, the hydrogen compressor 1 is started, and then the low-pressure hydrogen gas cylinder 003, the medium-pressure hydrogen gas cylinder 004 and the high-pressure hydrogen gas cylinder 005 are continuously inflated respectively according to the traditional hydrogenation substation operation mode; the hydrogen compressor 1, the low-pressure straight-through pipeline 2, the pressure gauge 3, the stop valve A4, the stop valve B5, the stop valve C6, the stop valve D7 and the stop valve E8 are arranged in a matched mode, so that the hydrogen storage pressure in the gas cylinder of the hydrogen long-tube trailer 001 is utilized, and the running time of the hydrogen compressor 1 is shortened; the external controller can automatically control the action of the hydrogen compressor 1 according to a preset value, and the operation is accurate and efficient; the arrangement of the bleeding stand pipe M and the safety valves at each position can discharge gas in time when the pressure of pipelines at each position is overhigh, so that the whole system is safer and more reliable.

Claims (6)

1. The utility model provides a device to traditional hydrogenation substation compression process system transformation optimization, including being equipped with the low pressure entry, the hydrogenation machine of middling pressure entry and high-pressure entry, still include hydrogen gas column (002) of unloading, low pressure hydrogen gas bomb (003), middling pressure hydrogen gas bomb (004) and high-pressure hydrogen gas bomb (005), low pressure hydrogen gas bomb (003) and the low pressure entry of hydrogenation machine pass through low pressure gas transmission pipeline intercommunication, middling pressure hydrogen gas bomb (004) and the middling pressure entry of hydrogenation machine pass through middling pressure gas transmission pipeline intercommunication, high-pressure hydrogen gas bomb (005) and the high-pressure entry of hydrogenation machine pass through high pressure gas transmission pipeline intercommunication, the input of hydrogen gas column (002) of unloading passes through the gas cylinder intercommunication of pipeline and hydrogen long pipe trailer (001), its characterized in that: the device also comprises a hydrogen compressor (1), a low-pressure straight-through pipeline (2) and a pressure gauge (3);
the input end of the hydrogen compressor (1) is communicated with the output end of the hydrogen gas discharging column (002) through an input pipeline, the input pipeline is provided with a stop valve B (5), a low-pressure output port of the hydrogen compressor (1) is communicated with an output pipeline A, the output pipeline A is communicated with the low-pressure gas transmission pipeline through a stop valve C (6), a medium-pressure output port of the hydrogen compressor (1) is communicated with an output pipeline B, the output pipeline B is communicated with the medium-pressure gas transmission pipeline through a stop valve D (7), a high-pressure output port of the hydrogen compressor (1) is communicated with an output pipeline C, and the output pipeline C is communicated with the high-pressure gas transmission pipeline through a stop valve E (8);
one end of the low-pressure straight-through pipeline (2) is communicated with a position between the output end of the hydrogen gas discharging column (002) on the input pipeline and the input end of the stop valve B (5), the other end of the low-pressure straight-through pipeline (2) is communicated with the low-pressure gas transmission pipeline, and the low-pressure straight-through pipeline (2) is provided with a stop valve A (4);
the pressure gauge (3) is arranged on a pipeline connected between the input end of the hydrogen gas discharging column (002) and the gas cylinder of the hydrogen long pipe trailer (001).
2. The device for modifying and optimizing the compression process system of the traditional hydrogenation substation according to claim 1, is characterized in that: manometer (3) are the digital display manometer, stop valve A (4) stop valve B (5) stop valve C (6) stop valve D (7) with stop valve E (8) are the electromagnetism ball valve, stop valve A (4) stop valve B (5) stop valve C (6) stop valve D (7) stop valve E (8) manometer (3) hydrogen compressor (1) hydrogen gas column of unloading (002) with the hydrogenation machine all is connected with same external controller.
3. The device for modifying and optimizing the compression process system of the traditional hydrogenation substation according to claim 1, is characterized in that: the air leakage end of the hydrogen compressor (1) is connected with a vertical diffusion pipe through a safety valve.
4. The device for optimizing the improvement of the compression process system of the traditional hydrogenation substation according to claim 3, is characterized in that: and the position between the input end of the hydrogen compressor (1) and the output end of the stop valve B (5) on the input pipeline is communicated with the vertical diffusion pipe through a safety valve.
5. The device for optimizing the improvement of the compression process system of the traditional hydrogenation substation according to claim 3, is characterized in that: the low-pressure gas transmission pipeline, the medium-pressure gas transmission pipeline and the high-pressure gas transmission pipeline are respectively communicated with the vertical diffusion pipe through a safety valve.
6. The device for optimizing the improvement of the compression process system of the traditional hydrogenation substation according to claim 3, is characterized in that: the low-pressure hydrogen gas storage cylinder (003), the medium-pressure hydrogen gas storage cylinder (004) and the high-pressure hydrogen gas storage cylinder (005) are respectively communicated with the vertical diffusing pipe through safety valves.
CN202021996072.3U 2020-09-14 2020-09-14 Device for modifying and optimizing compression process system of traditional hydrogenation substation Active CN213420632U (en)

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CN202021996072.3U CN213420632U (en) 2020-09-14 2020-09-14 Device for modifying and optimizing compression process system of traditional hydrogenation substation

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Application Number Priority Date Filing Date Title
CN202021996072.3U CN213420632U (en) 2020-09-14 2020-09-14 Device for modifying and optimizing compression process system of traditional hydrogenation substation

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Publication Number Publication Date
CN213420632U true CN213420632U (en) 2021-06-11

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Address after: 110021 No. 33, Zhaogong North Street, Tiexi District, Shenyang City, Liaoning Province

Patentee after: CCCC urban energy research and Design Institute Co.,Ltd.

Address before: 110026 No.33, Zhaogong street, Tiexi District, Shenyang City, Liaoning Province

Patentee before: CCCC GAS & HEAT RESEARCH AND DESIGN INSTITUTE Co.,Ltd.

CP03 Change of name, title or address