CN219222070U - Sequential control disk for hydrogenation - Google Patents
Sequential control disk for hydrogenation Download PDFInfo
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- CN219222070U CN219222070U CN202223330342.9U CN202223330342U CN219222070U CN 219222070 U CN219222070 U CN 219222070U CN 202223330342 U CN202223330342 U CN 202223330342U CN 219222070 U CN219222070 U CN 219222070U
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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
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Abstract
The utility model relates to the technical field of hydrogen filling, and discloses a sequential control panel for hydrogenation, which comprises a nitrogen purging interface, a compressed hydrogen interface, a hydrogen direct-charging interface, a hydrogenation machine interface, a bleeding interface, a low-pressure hydrogen storage tank interface, a medium-pressure hydrogen storage tank interface and a high-pressure hydrogen storage tank interface, wherein the hydrogen direct-charging interface is communicated with the hydrogenation machine interface through a first control pipeline, a pressure monitoring mechanism and a bleeding control pipeline connected with the bleeding interface are sequentially arranged between a connection control pipeline and the hydrogenation machine interface on the connection of the first control pipeline, and the nitrogen purging interface is connected with the first control pipeline and a second control pipeline through two purging control pipelines. When compressed hydrogen is insufficient in air intake, the direct-charging interface and the first control pipeline can be used for directly carrying out hydrogenation operation, so that potential safety hazards caused by low compression efficiency are avoided.
Description
Technical Field
The utility model relates to the technical field of hydrogen filling, in particular to a sequential control disc for hydrogenation.
Background
The sequential control panel for hydrogenation is mainly used for solving the problems of different hydrogenation equipment, different pressures and different filling amounts of an adaptive hydrogenation station, is connected with the hydrogenation equipment and adjusts a hydrogenation pipeline to ensure the stable conveying of the back-end pressure gas supply equipment, is an important part of gas adjustment, and is also used for realizing sequential automatic control and guarantee of hydrogen.
In the prior art, the automatic sequential control is realized by the sequential control system for the hydrogen station disclosed in the utility model with the publication number of CN 211716236U disclosed in the publication number of 10/20/2020 and the sequential control system for the hydrogen station disclosed in the utility model with the publication number of CN113154248A disclosed in the publication number of 7/23/2021, but the common defects are that: the sequential control panel system is only provided with an air inlet interface connected with a compressor, when the hydrogen unloading pressure is low and the compressed hydrogen is insufficient in air inlet, the compression efficiency is low, so that unsafe problems are caused by a hydrogenation storage bottle and matched equipment, and the connection of the whole station process flow cannot be adapted; in addition, the pipeline connection control is complex, more check valves and control valves are needed to be arranged, and the defects of high cost and more leakage points exist.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides a sequential control disc for hydrogenation, which can effectively avoid potential safety hazards caused by low compression efficiency when compressed hydrogen is insufficient in air intake.
The utility model is realized by the following technical scheme:
the utility model provides a hydrogenation is with order control panel, includes nitrogen gas sweeps interface, compressed hydrogen interface, the direct interface of filling of hydrogen, hydrogenation machine interface, diffuses the interface, low pressure hydrogen storage tank interface, middling pressure hydrogen storage tank interface and high pressure hydrogen storage tank interface, the direct interface of filling of hydrogen is through first control pipeline and hydrogenation machine interface intercommunication, be provided with the second control pipeline on the compressed hydrogen interface, the second control pipeline is connected with three branch control pipeline, and three branch control pipeline corresponds respectively with low pressure hydrogen storage tank interface, middling pressure hydrogen storage tank interface and high pressure hydrogen storage tank interface connection, and each branch control pipeline all is connected with first control pipeline through the connection control pipeline that corresponds, has set gradually pressure monitoring mechanism and with the diffusion control pipeline who diffuses interface connection between connection control pipeline and hydrogenation machine interface on the first control pipeline connection, nitrogen gas sweeps the interface through two sweep control pipeline with first control pipeline and second control pipeline connection.
Further, a first filter, a first pneumatic control valve, a first one-way valve, a pressure monitoring mechanism and a bleeding control pipeline are sequentially arranged between the hydrogen direct charging interface and the hydrogenation machine interface on the first control pipeline, and each connecting control pipeline is connected with the first control pipeline between the first one-way valve and the pressure monitoring mechanism.
The first control pipeline is connected with the corresponding purging control pipeline between the hydrogen direct charging interface and the first filter.
The second control pipeline is provided with a second filter, each branch control pipeline is provided with a second pneumatic control valve and a second one-way valve in sequence between the second control pipeline and each hydrogen storage tank interface, and each branch control pipeline is connected with a corresponding connection control pipeline between the second one-way valve and each hydrogen storage tank interface.
The second control pipeline is connected with the corresponding purging control pipeline between the compressed hydrogen interface and the second filter.
The purging control pipeline is sequentially provided with a needle-shaped manual valve and a third one-way valve.
And the connection control pipelines are provided with air outlet control valves.
And a control valve is arranged between the first pressure monitoring mechanism and the bleeding control pipeline on the first control pipeline.
Compared with the prior art, the utility model has the beneficial effects that:
1. through setting up the direct interface that fills of hydrogen to through first control pipeline and hydrogenation machine interface lug connection, the direct interface that fills of hydrogen can be in compressor front end and unload hydrogen piping connection, when compressed hydrogen is admitted air inadequately, the direct operation of hydrogenation of carrying on of accessible direct interface and first control pipeline avoids compression inefficiency, the potential safety hazard of bringing.
2. Compared with the prior art, the pipeline has the advantages of simple structure, fewer valve fittings, low cost and fewer leakage points, and is also beneficial to improving the safety of a pipeline system.
3. The nitrogen purging pipeline can realize the independent overhaul and maintenance of the sequence control panel without purging the whole hydrogen adding station system, thereby reducing the maintenance cost and improving the maintenance efficiency.
Drawings
FIG. 1 is a schematic diagram of a sequential control disk for hydrogenation according to an embodiment of the present utility model;
FIG. 2 is a schematic diagram of a sequential control disk for hydrogenation according to an embodiment of the present utility model.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Example 1
Referring to fig. 1, a sequential control panel for hydrogenation comprises a control panel shell 7, wherein a nitrogen purging interface A, a compressed hydrogen interface B, a hydrogen direct charging interface C, a hydrogenation machine interface D, a discharging interface E, a low-pressure hydrogen storage tank interface 1-1, a medium-pressure hydrogen storage tank interface 1-2 and a high-pressure hydrogen storage tank interface 1-3 are arranged on the control panel shell 7, the nitrogen purging interface A is connected with a nitrogen source and a nitrogen supply pipeline, the compressed hydrogen interface B is connected with a hydrogen discharging column through a compressor and a hydrogen discharging control pipeline, the hydrogen direct charging interface C is connected with the hydrogen discharging column through the hydrogen discharging control pipeline, the control valve on the hydrogen discharging control pipeline controls hydrogen to reach the compressed hydrogen interface B or reach the hydrogen direct charging interface C through the compressor, the hydrogenation machine interface D is connected with hydrogenation machine equipment, the discharging interface E is connected with the discharging pipeline of a hydrogenation station system, and the low-pressure hydrogen storage tank interface 1-1, the medium-pressure hydrogen storage tank interface 1-2 and the high-pressure hydrogen storage tank interface 1-3 are correspondingly connected with a hydrogen storage bottle group, a medium-pressure hydrogen storage bottle group and a high-pressure hydrogen storage bottle group respectively. The first control pipeline 2 of the hydrogen direct charging port C is communicated with the hydrogenator port D, the compressed hydrogen port B is provided with a second control pipeline 1, the air inlet end of the second control pipeline 1 is connected with the compressed hydrogen port B, the air outlet end is branched into three branch control pipelines which are respectively a low-pressure control pipeline 11, a medium-pressure control pipeline 12 and a high-pressure control pipeline 13 and respectively correspond to the low-pressure hydrogen storage tank port 1-1, the medium-pressure hydrogen storage tank port 1-2 and the high-pressure hydrogen storage tank port 1-3, in addition, the three branch control pipelines of the low-pressure control pipeline 11, the medium-pressure control pipeline 12 and the high-pressure control pipeline 13 are respectively connected with the first control pipeline 2 through three corresponding low-pressure connection control pipelines 36, medium-pressure connection control pipelines 34 and high-pressure connection control pipelines 31, air outlet control valves 35, 33 and 32 are respectively correspondingly arranged on the low-pressure connection control pipelines 36, a first pressure monitoring mechanism 5 and a needle valve 5 are sequentially arranged between the connection control pipelines and the hydrogenator port D and the first control pipeline 2, a needle valve 5 and a hydrogen pressure monitor valve 5 and a needle valve 5 are sequentially connected with the hydrogenator port D, and a pressure monitor 52 is connected with the needle valve 5 and a pressure monitor 53, and a pressure meter is connected with the needle valve 52 and a pressure monitor and is connected with the needle valve 52 and the pressure monitor and pressure controller is connected with the needle valve 52. The nitrogen purging interface A is connected with the first control pipeline 2 and the second control pipeline 1 through a purging control pipeline 4, a first purging control pipeline 41 and a second purging control pipeline 42 are branched on the purging control pipeline 4, and the first purging control pipeline 41 and the second purging control pipeline 42 are correspondingly connected with air inlet ends of the first control pipeline 2 and the second control pipeline 1 respectively.
The first control pipeline 2 is sequentially provided with a first filter 21, a first pneumatic control valve 22, a first check valve 23, a pressure monitoring mechanism 5 and a bleeding control pipeline 6 from a hydrogen direct charging port C to a hydrogenation machine port D, and three connecting control pipelines of a low-pressure connecting control pipeline 36, a medium-pressure connecting control pipeline 34 and a high-pressure connecting control pipeline 31 are connected with the first control pipeline 2 between the first check valve 23 and the pressure monitoring mechanism 5. The first control line 2 is connected to a corresponding first purge control line 41 between the hydrogen direct charging port C and the first filter 21.
The second control pipeline 1 is provided with a second filter 10 and a second pressure monitoring mechanism 8, and the second pressure monitoring mechanism 8 and the first pressure monitoring mechanism 5 can effectively monitor the pressure of filling hydrogen into the hydrogen storage bottle group. The branch control pipelines are sequentially provided with a second pneumatic control valve and a second one-way valve between the second control pipeline 1 and the interfaces of the hydrogen storage tanks, specifically, referring to fig. 1, a low-pressure control pipeline 11 is provided with a pneumatic control valve 16 and a one-way valve 19, a medium-pressure control pipeline 12 is provided with a pneumatic control valve 15 and a one-way valve 18, and a high-pressure control pipeline 13 is provided with a pneumatic control valve 14 and a one-way valve 17 which are respectively used for controlling the air flow of the branch control pipelines. Each branch control pipeline is connected with a corresponding connection control pipeline between the second one-way valve and the hydrogen storage tank interface, the low pressure control pipeline 11 is connected with a low pressure connection control pipeline 36 between the one-way valve 19 and the low pressure hydrogen storage tank interface 1-1, the medium pressure control pipeline 12 is connected with a medium pressure connection control pipeline 34 between the one-way valve 18 and the medium pressure hydrogen storage tank interface 1-2, and the high pressure control pipeline 13 is connected with a high pressure connection control pipeline 31 between the one-way valve 17 and the high pressure hydrogen storage tank interface 1-3. The second control line 1 is connected to a corresponding second purge control line 42 between the compressed hydrogen interface B and the second filter 10.
The first purge control pipeline 41 and the second purge control pipeline 42 are respectively provided with a needle-shaped manual valve and a third one-way valve in sequence.
Example two
Referring to fig. 2, the present embodiment is different from the first embodiment in that: the first control pipeline 2 is provided with a control valve 9 between the first pressure monitoring mechanism 5 and the diffusing control pipeline 6, the control valve 9 is closed under the condition that the air source pressure of the tube bundle vehicle is initially large through the control valve 9, and the pressurization-free direct charging of the low-pressure hydrogen storage bottle group, the medium-pressure hydrogen storage bottle group and the high-pressure hydrogen storage bottle group is realized by controlling the opening or not of the low-pressure connection control pipeline 36, the medium-pressure connection control pipeline 34 and the high-pressure connection control pipeline 31 and monitoring the charging pressure through the first pressure monitoring mechanism 5. And when the air source pressure is relatively insufficient, pressurizing and filling are carried out through the pressurizer and the compressed hydrogen interface B. When the air source pressure is insufficient in compressed hydrogen gas inlet, the control valve 9 can be opened, and the hydrogen direct charging interface C is communicated with the hydrogenation machine interface D to directly supply air to the hydrogenation machine.
Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (8)
1. A sequential control disk for hydrogenation, which is characterized in that: the device comprises a nitrogen purging interface, a compressed hydrogen interface, a hydrogen direct charging interface, a hydrogenation machine interface, a diffusing interface, a low-pressure hydrogen storage tank interface, a medium-pressure hydrogen storage tank interface and a high-pressure hydrogen storage tank interface, wherein the hydrogen direct charging interface is communicated with the hydrogenation machine interface through a first control pipeline, a second control pipeline is arranged on the compressed hydrogen interface and connected with three branch control pipelines, the three branch control pipelines are respectively connected with the low-pressure hydrogen storage tank interface, the medium-pressure hydrogen storage tank interface and the high-pressure hydrogen storage tank interface correspondingly, each branch control pipeline is connected with the first control pipeline through a corresponding connection control pipeline, and a pressure monitoring mechanism and a diffusing control pipeline connected with the diffusing interface are sequentially arranged between the connection control pipeline and the hydrogenation machine interface on the connection of the first control pipeline, and the nitrogen purging interface is connected with the first control pipeline and the second control pipeline through two purging control pipelines.
2. The sequential control disk for hydrogenation according to claim 1, wherein: the first control pipeline is sequentially provided with a first filter, a first pneumatic control valve, a first one-way valve, a pressure monitoring mechanism and a bleeding control pipeline from a hydrogen direct charging port to a hydrogenation machine port, and each connecting control pipeline is connected with the first control pipeline between the first one-way valve and the pressure monitoring mechanism.
3. The sequential control disk for hydrogenation according to claim 2, wherein: the first control pipeline is connected with the corresponding purging control pipeline between the hydrogen direct charging interface and the first filter.
4. The sequential control disk for hydrogenation according to claim 1, wherein: the second control pipeline is provided with a second filter, each branch control pipeline is provided with a second pneumatic control valve and a second one-way valve in sequence between the second control pipeline and each hydrogen storage tank interface, and each branch control pipeline is connected with a corresponding connection control pipeline between the second one-way valve and each hydrogen storage tank interface.
5. The sequential control disk for hydrogenation according to claim 4, wherein: the second control pipeline is connected with the corresponding purging control pipeline between the compressed hydrogen interface and the second filter.
6. The sequential control disk for hydrogenation according to claim 1, wherein: the purging control pipeline is sequentially provided with a needle-shaped manual valve and a third one-way valve.
7. The sequential control disk for hydrogenation according to claim 1, wherein: and the connection control pipelines are provided with air outlet control valves.
8. The sequential control disk for hydrogenation according to claim 1, wherein: and a control valve is arranged between the first pressure monitoring mechanism and the bleeding control pipeline on the first control pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223330342.9U CN219222070U (en) | 2022-12-13 | 2022-12-13 | Sequential control disk for hydrogenation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223330342.9U CN219222070U (en) | 2022-12-13 | 2022-12-13 | Sequential control disk for hydrogenation |
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| Publication Number | Publication Date |
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| CN219222070U true CN219222070U (en) | 2023-06-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202223330342.9U Active CN219222070U (en) | 2022-12-13 | 2022-12-13 | Sequential control disk for hydrogenation |
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| CN (1) | CN219222070U (en) |
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