CN112013275A - Hydrogenation station gas column system that unloads - Google Patents
Hydrogenation station gas column system that unloads Download PDFInfo
- Publication number
- CN112013275A CN112013275A CN202010833296.0A CN202010833296A CN112013275A CN 112013275 A CN112013275 A CN 112013275A CN 202010833296 A CN202010833296 A CN 202010833296A CN 112013275 A CN112013275 A CN 112013275A
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- Prior art keywords
- valve
- pneumatic
- hydrogen
- nitrogen
- pipeline
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D1/00—Pipe-line systems
- F17D1/02—Pipe-line systems for gases or vapours
- F17D1/065—Arrangements for producing propulsion of gases or vapours
- F17D1/07—Arrangements for producing propulsion of gases or vapours by compression
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F17—STORING OR DISTRIBUTING GASES OR LIQUIDS
- F17D—PIPE-LINE SYSTEMS; PIPE-LINES
- F17D3/00—Arrangements for supervising or controlling working operations
- F17D3/03—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of several different products following one another in the same conduit, e.g. for switching from one receiving tank to another
- F17D3/05—Arrangements for supervising or controlling working operations for controlling, signalling, or supervising the conveyance of several different products following one another in the same conduit, e.g. for switching from one receiving tank to another the different products not being separated
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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
- Y02E60/34—Hydrogen distribution
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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 invention discloses a gas discharging column system of a hydrogenation station, which comprises a hydrogen inlet pipe, wherein the hydrogen inlet pipe is sequentially connected with a filter, a pneumatic input valve, a pneumatic output valve, a pneumatic emergency stop valve and a compressor; a manual discharge needle valve, a hydrogen branch safety valve and a one-way valve are connected between the pneumatic input valve and the pneumatic output valve, and the one-way valve is sequentially connected with a pneumatic purge valve and a nitrogen inlet pipeline; the manual discharge needle valve and the hydrogen branch safety valve are connected with a discharge pipeline. According to the nitrogen interface and the hydrogen interface, after the system is installed, the nitrogen is firstly used for purging the system to remove air in the pipeline, then the hydrogen is used for purging the system to remove the nitrogen in the pipeline, and the safety of the system is improved through purging of the two loops.
Description
Technical Field
The invention relates to the field of hydrogenation, in particular to a gas discharging column system of a hydrogenation station.
Background
The hydrogen energy is a new zero-carbon green energy and accords with the clean, low-carbon, safe and efficient energy policy of China. The hydrogen fuel cell automobile is a more important object supported by the nation, has no worry in endurance and zero carbon emission, and is a genuine 'carbon-reducing energy hand'. Therefore, the hydrogen station becomes an important infrastructure for the popularization and dissemination of hydrogen fuel cell automobiles. In recent years, the number of hydrogenation stations is increasing, various demonstration activities are developed all over the country, and the construction and demonstration operation activities of the hydrogenation stations accumulate a large amount of data and experience for the future.
At present, a hydrogen tube bundle vehicle is basically adopted as an air source in a hydrogenation station, and after the hydrogen tube bundle vehicle enters the station, the hydrogen in the hydrogen tube bundle vehicle needs to be transmitted to a compressor pry by utilizing an air discharging column. The gas discharging column is fixedly arranged in a gas discharging area in the hydrogen filling station, hydrogen in the hydrogen tube bundle vehicle can be safely discharged and supplied to the hydrogen compressor by prying, but safety risks often exist.
An effective solution to the problems in the related art has not been proposed yet.
Disclosure of Invention
In view of the above technical problems in the related art, the present invention provides a hydrogen station gas column discharging system, which can solve the above problems.
In order to achieve the technical purpose, the technical scheme of the invention is realized as follows:
a gas discharging column system of a hydrogenation station comprises a hydrogen inlet pipe, wherein the hydrogen inlet pipe is sequentially connected with a filter, a pneumatic input valve, a pneumatic output valve, a pneumatic emergency stop valve and a compressor; a manual discharge needle valve, a hydrogen branch safety valve and a one-way valve are connected between the pneumatic input valve and the pneumatic output valve, and the one-way valve is sequentially connected with a pneumatic purge valve and a nitrogen inlet pipeline; the manual discharge needle valve and the hydrogen branch safety valve are connected with a discharge pipeline.
Furthermore, a first pressure transmitter and a pressure gauge are connected between the pneumatic input valve and the pneumatic output valve.
Further, a second pressure transmitter is arranged between the pneumatic purge valve and the nitrogen inlet pipeline.
Furthermore, a filtering pressure regulator is connected between the pneumatic purge valve and the nitrogen inlet pipeline, and the filtering pressure regulator is connected with an electromagnetic valve.
Furthermore, a nitrogen branch safety valve is connected between the one-way valve and the pneumatic purge valve and is connected with the emptying pipeline.
Furthermore, the filtering pressure regulator and the electromagnetic valve are provided with a third pressure transmitter therebetween.
The invention has the beneficial effects that:
1. according to the nitrogen interface and the hydrogen interface, after the system is installed, the nitrogen is firstly used for purging the system to remove air in the pipeline, then the hydrogen is used for purging the system to remove the nitrogen in the pipeline, and the safety of the system is improved through purging of the two loops.
2. Pneumatic valves, electromagnetic valves, pressure transmitters and other parts are added in the gas discharging column system, so that automatic control of the system is realized, and field operation is greatly facilitated.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
FIG. 1 is a flow diagram of a hydrogen station vent column system.
In the figure: 1. the system comprises a first pressure transmitter, a pressure gauge, a manual discharge needle valve, a hydrogen branch safety valve, a filter, a pneumatic input valve, a pneumatic output valve, a pneumatic emergency stop valve, a pneumatic pressure transmitter, a pneumatic purge valve, a check valve, a nitrogen branch safety valve, a hydrogen branch safety valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments that can be derived by one of ordinary skill in the art from the embodiments given herein are intended to be within the scope of the present invention.
As shown in fig. 1, the hydrogen station gas discharge column system according to the embodiment of the present invention includes a hydrogen inlet pipe 16, and the hydrogen inlet pipe 16 is connected with a filter 5, a pneumatic input valve 6, a pneumatic output valve 7, a pneumatic emergency stop valve 8 and a compressor 17 in sequence; a manual needle discharging valve 3, a hydrogen branch safety valve 4 and a one-way valve 11 are connected between the pneumatic input valve 6 and the pneumatic output valve 7, and the one-way valve 11 is sequentially connected with a pneumatic purging valve 10 and a nitrogen inlet pipeline 18; the manual discharging needle valve 3 and the hydrogen branch safety valve 4 are connected with a discharging pipeline 19.
In a specific embodiment of the present invention, a first pressure transmitter 1 and a pressure gauge 2 are further connected between the pneumatic input valve 6 and the pneumatic output valve 7.
In a particular embodiment of the invention, a second pressure transducer 9 is arranged between the pneumatic purge valve 10 and the nitrogen inlet conduit 18.
In an embodiment of the present invention, a filter pressure regulator 14 is connected between the pneumatic purge valve 10 and the nitrogen inlet pipeline 18, and the filter pressure regulator 14 is connected with a solenoid valve 15.
In an embodiment of the present invention, a nitrogen branch safety valve 12 is connected between the check valve 11 and the pneumatic purge valve 10, and the nitrogen branch safety valve 12 is connected to the vent pipe 19.
In a particular embodiment of the invention, a third pressure transmitter 13 is arranged between said filter pressure regulator 14 and said solenoid valve 15.
In order to facilitate understanding of the above-described technical aspects of the present invention, the above-described technical aspects of the present invention will be described in detail below in terms of specific usage.
In particular use, a hydrogen station gas column vent system according to the present invention, as shown in fig. 1, comprises: the device comprises a nitrogen purging loop, a hydrogen purging loop, a pneumatic valve gas supply loop, a hydrogen gas discharging loop and a safety valve pressure relief loop.
The nitrogen purging loop is formed by a nitrogen interface, a pneumatic purging valve 10, a one-way valve 11 and a manual discharging needle valve 3 to a discharging pipeline 19. When the purging is started, the manual discharging needle valve 3 is closed, the pneumatic purging valve 10 is opened, nitrogen is blown in from the nitrogen inlet pipeline 18 to reach a certain pressure, then the manual discharging needle valve 3 is opened, the nitrogen and air in the pipeline are discharged from the vent, and the operation is repeated for 5 times.
The hydrogen purging loop is formed from the hydrogen interface, through the filter 5, the pneumatic input valve 6 and the manual release needle valve 3 to the vent line 19. When the purging is started, the manual discharging needle valve 3 is closed, the pneumatic input valve 6 is opened, the hydrogen is blown in from the hydrogen inlet pipe 16 to reach a certain pressure, then the manual discharging needle valve 3 is opened, the hydrogen and the nitrogen in the pipeline are discharged from the vent pipeline 19, and the operation is repeated for 5 times.
Pneumatic valve air feed return circuit filters moisture and impurity and send the gas circuit input of solenoid valve 15 after adjusting suitable pressure to the atmospheric pressure from the nitrogen gas interface behind filtering pressure regulator 14, and solenoid valve 15 gas circuit output is connected with the pneumatic valve, and four pneumatic valve's air feed switch is being controlled respectively to four solenoid valves 15. When a certain pneumatic valve needs to be opened, the corresponding solenoid valve is electrified to open the valve, nitrogen reaches the corresponding pneumatic valve through the solenoid valve, and the pressure of the nitrogen pushes the pneumatic valve to open a loop.
The hydrogen gas unloading loop reaches the compressor 17 from the hydrogen interface through the filter 5, the pneumatic input valve 6, the pneumatic output valve 7 and the pneumatic emergency stop valve 8, and the path is the normal unloading loop of the unloading column. The pneumatic emergency stop valve 8 is closed when an emergency occurs in the hydrogenation process of the system by pressing an emergency stop button, an air source is cut off to ensure the safety of the system, and meanwhile, the valve is provided with a limit switch to detect whether the valve is really opened and closed in place. When the pressure of the gas source input by the hydrogen interface exceeds a certain value, the safety valve 4 acts, and the gas source reaches the emptying pipeline 19 through the hydrogen inlet pipe 16, the filter 5, the pneumatic input valve 6 and the safety valve 4 to discharge a part of pressure, so that the safety of the compressor is protected.
In addition, the first pressure transmitter 1, the second pressure transmitter 9 and the third pressure transmitter 13 in the system can detect the pressure of each part in real time and send the collected data to the data center of the hydrogenation station. The station control personnel can judge the condition of the system according to the data, so that the operation becomes more convenient.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.
Claims (6)
1. A gas column unloading system of a hydrogenation station comprises a hydrogen inlet pipe (16), and is characterized in that the hydrogen inlet pipe (16) is sequentially connected with a filter (5), a pneumatic input valve (6), a pneumatic output valve (7), a pneumatic emergency stop valve (8) and a compressor (17); a manual discharge needle valve (3), a hydrogen branch safety valve (4) and a one-way valve (11) are connected between the pneumatic input valve (6) and the pneumatic output valve (7), and the one-way valve (11) is sequentially connected with a pneumatic purge valve (10) and a nitrogen inlet pipeline (18); the manual discharge needle valve (3) and the hydrogen branch safety valve (4) are connected with a discharge pipeline (19).
2. The hydrogen station gas column discharging system according to claim 1, wherein a first pressure transmitter (1) and a pressure gauge (2) are further connected between the pneumatic input valve (6) and the pneumatic output valve (7).
3. The hydroprocessing station column system according to claim 1, wherein a second pressure transmitter (9) is arranged between the pneumatic purge valve (10) and the nitrogen inlet conduit (18).
4. The hydrogen station gas column unloading system of claim 1, wherein a filter pressure regulator (14) is connected between the pneumatic purge valve (10) and the nitrogen inlet pipeline (18), and the filter pressure regulator (14) is connected with a solenoid valve (15).
5. The hydrogen station gas column discharge system according to claim 1, wherein a nitrogen branch safety valve (12) is connected between the check valve (11) and the pneumatic purge valve (10), and the nitrogen branch safety valve (12) is connected with the blow-down pipe (19).
6. The hydroprocessing column system according to claim 4, wherein a third pressure transmitter (13) is arranged between the filter pressure regulator (14) and the solenoid valve (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010833296.0A CN112013275A (en) | 2020-08-18 | 2020-08-18 | Hydrogenation station gas column system that unloads |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010833296.0A CN112013275A (en) | 2020-08-18 | 2020-08-18 | Hydrogenation station gas column system that unloads |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112013275A true CN112013275A (en) | 2020-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010833296.0A Pending CN112013275A (en) | 2020-08-18 | 2020-08-18 | Hydrogenation station gas column system that unloads |
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| CN (1) | CN112013275A (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112923239A (en) * | 2021-02-01 | 2021-06-08 | 中氢(湖南)氢能装备有限公司 | Hydrogen replacement purging device for hydrogenation station and use method thereof |
| CN112963734A (en) * | 2021-03-19 | 2021-06-15 | 嘉寓氢能源科技(辽宁)有限公司 | Hydrogenation station gas column system that unloads |
| CN113203045A (en) * | 2021-04-09 | 2021-08-03 | 上海氢枫能源技术有限公司 | System and method for automatically purging and replacing pipeline gas |
| CN113339697A (en) * | 2021-06-07 | 2021-09-03 | 佛山绿色发展创新研究院 | Combined control method and system for discharging gas from high-pressure tube bundle vehicle to gas discharging column |
| CN113586952A (en) * | 2021-07-26 | 2021-11-02 | 上海氢枫能源技术有限公司 | Automatic gas discharging system and method for hydrogenation station |
| CN113606491A (en) * | 2021-08-13 | 2021-11-05 | 正星氢电科技郑州有限公司 | Hydrogen discharging system and electrical control method thereof |
| CN113623537A (en) * | 2021-08-13 | 2021-11-09 | 正星氢电科技郑州有限公司 | Hydrogen discharging system and control method |
| CN113833986A (en) * | 2021-09-23 | 2021-12-24 | 上海氢枫能源技术有限公司 | Intelligent nitrogen system |
| CN114526442A (en) * | 2022-04-22 | 2022-05-24 | 浙江浙能航天氢能技术有限公司 | Efficient hydrogenation system and method based on gas discharge column control |
| CN117212678A (en) * | 2023-11-07 | 2023-12-12 | 陕西华秦新能源科技有限责任公司 | System and method for continuously filling hydrogen into movable pressure vessel |
-
2020
- 2020-08-18 CN CN202010833296.0A patent/CN112013275A/en active Pending
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112923239A (en) * | 2021-02-01 | 2021-06-08 | 中氢(湖南)氢能装备有限公司 | Hydrogen replacement purging device for hydrogenation station and use method thereof |
| CN112963734A (en) * | 2021-03-19 | 2021-06-15 | 嘉寓氢能源科技(辽宁)有限公司 | Hydrogenation station gas column system that unloads |
| CN113203045A (en) * | 2021-04-09 | 2021-08-03 | 上海氢枫能源技术有限公司 | System and method for automatically purging and replacing pipeline gas |
| CN113339697A (en) * | 2021-06-07 | 2021-09-03 | 佛山绿色发展创新研究院 | Combined control method and system for discharging gas from high-pressure tube bundle vehicle to gas discharging column |
| CN113586952A (en) * | 2021-07-26 | 2021-11-02 | 上海氢枫能源技术有限公司 | Automatic gas discharging system and method for hydrogenation station |
| CN113623537A (en) * | 2021-08-13 | 2021-11-09 | 正星氢电科技郑州有限公司 | Hydrogen discharging system and control method |
| CN113606491A (en) * | 2021-08-13 | 2021-11-05 | 正星氢电科技郑州有限公司 | Hydrogen discharging system and electrical control method thereof |
| CN113606491B (en) * | 2021-08-13 | 2022-11-25 | 正星氢电科技郑州有限公司 | Hydrogen discharging system and electrical control method thereof |
| CN113623537B (en) * | 2021-08-13 | 2023-02-24 | 正星氢电科技郑州有限公司 | Gas discharge control method for hydrogenation station |
| CN113833986A (en) * | 2021-09-23 | 2021-12-24 | 上海氢枫能源技术有限公司 | Intelligent nitrogen system |
| CN113833986B (en) * | 2021-09-23 | 2023-09-01 | 上海氢枫能源技术有限公司 | Intelligent nitrogen system |
| CN114526442A (en) * | 2022-04-22 | 2022-05-24 | 浙江浙能航天氢能技术有限公司 | Efficient hydrogenation system and method based on gas discharge column control |
| CN114526442B (en) * | 2022-04-22 | 2022-07-19 | 浙江浙能航天氢能技术有限公司 | Hydrogenation system and method based on gas discharge column control |
| CN117212678A (en) * | 2023-11-07 | 2023-12-12 | 陕西华秦新能源科技有限责任公司 | System and method for continuously filling hydrogen into movable pressure vessel |
| CN117212678B (en) * | 2023-11-07 | 2024-01-26 | 陕西华秦新能源科技有限责任公司 | System and method for continuously filling hydrogen into movable pressure vessel |
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