CN212377766U - Hydrogenation station gas column system that unloads - Google Patents
Hydrogenation station gas column system that unloads Download PDFInfo
- Publication number
- CN212377766U CN212377766U CN202021724353.3U CN202021724353U CN212377766U CN 212377766 U CN212377766 U CN 212377766U CN 202021724353 U CN202021724353 U CN 202021724353U CN 212377766 U CN212377766 U CN 212377766U
- Authority
- CN
- China
- Prior art keywords
- valve
- pneumatic
- hydrogen
- pipeline
- nitrogen
- Prior art date
- 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.)
- Active
Links
- 238000005984 hydrogenation reaction Methods 0.000 title claims abstract description 14
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 56
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 claims abstract description 50
- 239000001257 hydrogen Substances 0.000 claims abstract description 48
- 229910052739 hydrogen Inorganic materials 0.000 claims abstract description 48
- 229910052757 nitrogen Inorganic materials 0.000 claims abstract description 24
- 238000010926 purge Methods 0.000 claims abstract description 22
- 239000007789 gas Substances 0.000 claims abstract description 18
- 238000007599 discharging Methods 0.000 claims abstract description 17
- 229910001873 dinitrogen Inorganic materials 0.000 abstract description 8
- 238000009434 installation Methods 0.000 abstract description 2
- 238000001914 filtration Methods 0.000 description 6
- 229910052799 carbon Inorganic materials 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
-
- 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 hydrogenation station gas column discharging system, 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. The utility model discloses nitrogen gas interface and hydrogen interface, the back that finishes of system installation, sweep the air of getting rid of in the pipeline with nitrogen gas earlier to the system, reuse hydrogen sweeps the nitrogen gas of getting rid of in the pipeline to the system, sweeps through two return circuits, increases the security of system.
Description
Technical Field
The utility model relates to a hydrogenation field particularly, relates to a hydrogenation station gas column system of unloading.
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.
SUMMERY OF THE UTILITY MODEL
To the above-mentioned technical problem among the correlation technique, the utility model provides a hydrogenation station gas column system of unloading can solve above-mentioned problem.
In order to achieve the technical purpose, the technical scheme of the utility model 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 utility model has the advantages that:
1. the utility model discloses nitrogen gas interface and hydrogen interface, the back that finishes of system installation, sweep the air of getting rid of in the pipeline with nitrogen gas earlier to the system, reuse hydrogen sweeps the nitrogen gas of getting rid of in the pipeline to the system, sweeps through two return circuits, increases the security of system.
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 required to be used 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 for those skilled in the art, other drawings can be obtained according to these 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 described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection 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 comprises a hydrogen inlet pipe 16, wherein 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 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 transmitter 9 is arranged between the pneumatic purge valve 10 and the nitrogen inlet conduit 18.
In a specific embodiment of the utility model, the pneumatic purge valve 10 with be connected with filtering pressure regulator 14 between nitrogen gas inlet pipeline 18, filtering pressure regulator 14 is connected with solenoid valve 15.
In a specific 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 specific embodiment of the present invention, said filter pressure regulator 14 and said solenoid valve 15 are provided with a third pressure transmitter 13 therebetween.
For the convenience of understanding the above technical solutions of the present invention, the above technical solutions of the present invention are explained in detail through specific use modes below.
When specifically using, according to the utility model discloses a hydrogenation station column system of unloading, as shown in fig. 1, the utility model discloses a: 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 a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
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 |
|---|---|---|---|
| CN202021724353.3U CN212377766U (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 |
|---|---|---|---|
| CN202021724353.3U CN212377766U (en) | 2020-08-18 | 2020-08-18 | Hydrogenation station gas column system that unloads |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212377766U true CN212377766U (en) | 2021-01-19 |
Family
ID=74172898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021724353.3U Active CN212377766U (en) | 2020-08-18 | 2020-08-18 | Hydrogenation station gas column system that unloads |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212377766U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113309984A (en) * | 2021-06-26 | 2021-08-27 | 正星氢电科技郑州有限公司 | Automatic purging and replacing system and method for hydrogen-related pipe valve testing gas circuit structure |
-
2020
- 2020-08-18 CN CN202021724353.3U patent/CN212377766U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113309984A (en) * | 2021-06-26 | 2021-08-27 | 正星氢电科技郑州有限公司 | Automatic purging and replacing system and method for hydrogen-related pipe valve testing gas circuit structure |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN112013275A (en) | Hydrogenation station gas column system that unloads | |
| CN211399315U (en) | Gas discharging column for hydrogen station and hydrogen gas discharging system | |
| CN111609306A (en) | Safe and reliable's multi-functional hydrogen discharge system | |
| CN212377766U (en) | Hydrogenation station gas column system that unloads | |
| CN202012742U (en) | Compressed natural gas multi-stage temperature and pressure adjusting device | |
| CN112524481B (en) | System for recovering vent gas of hydrogenation station | |
| CN114087526B (en) | Control method of hydrogenation station | |
| CN113606491B (en) | Hydrogen discharging system and electrical control method thereof | |
| CN103178277B (en) | The full-automatic exchange system of gas and method | |
| CN217382542U (en) | Automatic purging and replacing system for hydrogen filling | |
| CN115360382A (en) | Hydrogen system of fuel cell vehicle, control method and vehicle | |
| CN214043728U (en) | Hydrogen supply control device of fuel cell system and hydrogen energy automobile | |
| CN102155621B (en) | Medium pressure regulating box in compressed natural gas supplying station and pressure regulating and gas supplying method thereof | |
| CN102155622A (en) | High pressure regulation tank of compressed natural gas supply station and pressure regulation and gas supply method thereof | |
| CN214064580U (en) | Multistage pressure hydrogen discharging device | |
| CN112963734A (en) | Hydrogenation station gas column system that unloads | |
| CN111578125A (en) | Hydrogen supply system | |
| CN214890471U (en) | Double-gun and double-system hydrogenation machine | |
| CN214775479U (en) | Fuel cell vehicle, hydrogen station and replacement system | |
| CN216389454U (en) | Vehicle-mounted hydrogen supply system | |
| CN201973452U (en) | Medium pressure regulating box for compressed natural gas supply station | |
| CN214119710U (en) | Hydrogen leakage on-line monitoring system of liquid hydrogen refueling station | |
| CN114665127A (en) | Marine hydrogen storage and supply system | |
| CN213018877U (en) | Hydrogen supply system | |
| CN112483904A (en) | Pipeline monitoring equipment and monitoring method for hydrogen system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 046000 Clean Control Innovation Base of Science and Technology Industrial Park in Changzhi High tech Industrial Development Zone, Changzhi City, Shanxi Province Patentee after: Shanxi Haidelisen Hydrogen Energy Technology Co.,Ltd. Address before: No.191, Chengbei West Street, Changzhi Development Zone, Shanxi Province 046000 Patentee before: Shanxi SDIC heiderison Hydrogen Equipment Co.,Ltd. |