CN214467876U - Hydrogenation machine with multiple filling pressures - Google Patents
Hydrogenation machine with multiple filling pressures Download PDFInfo
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- CN214467876U CN214467876U CN202120130873.XU CN202120130873U CN214467876U CN 214467876 U CN214467876 U CN 214467876U CN 202120130873 U CN202120130873 U CN 202120130873U CN 214467876 U CN214467876 U CN 214467876U
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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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- 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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Abstract
The utility model discloses a hydrogenation machine of multiple filling pressure relates to hydrogenation machine technical field, and it is responsible for, communicates the defeated hydrogen of defeated hydrogen in hydrogen source including the intercommunication and defeated hydrogen branch pipe and the defeated hydrogen branch pipe of second grade of defeated hydrogen main pipe, is provided with one-level automatic stop valve on the defeated hydrogen branch pipe of one-level, is provided with the automatic stop valve of second grade on the defeated hydrogen branch pipe of second grade. When the 70MPa fuel cell vehicle needs to be filled with hydrogen, the first-stage automatic stop valve is opened; and when the 35MPa fuel cell vehicle needs to be filled with hydrogen, the secondary automatic stop valve is opened. The device is a hydrogenation machine, hydrogen can be filled into a traditional 35MPa fuel cell vehicle by using the device, hydrogen can be filled into a small number of 70MPa fuel cell vehicles, the hydrogenation machine special for the 70MPa fuel cell vehicle does not need to be additionally arranged, and the waste of resources is relatively reduced.
Description
Technical Field
The utility model relates to a hydrogenation machine technical field, concretely relates to multiple filling pressure's hydrogenation machine.
Background
Hydrogen energy is used in various fields as a world-recognized clean energy. The hydrogen station as a driving source of the fuel cell is rapidly developed and gradually popularized.
At present, 35MPa compressed hydrogen is mostly adopted as an injection gas source in the traditional domestic hydrogen injection station to inject logistics vehicles and buses, but the injection requirement of 70MPa cars gradually emerges in the last two years. The conventional hydrogenation machine of the hydrogenation station cannot meet the filling requirement of the 70MPa fuel cell vehicles, and based on the situation, the problem can be solved by additionally arranging the hydrogenation machine special for the vehicles on the basis of the conventional hydrogenation station, but the 70MPa fuel cell vehicles are still few, and the special hydrogenation machine is arranged due to the small filling requirement, so that the resource waste is caused to a great extent.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: in view of the problems, the present invention provides a hydrogenation apparatus capable of filling hydrogen gas of different pressures by using only one hydrogenation apparatus.
The utility model adopts the technical scheme as follows:
the utility model provides a hydrogenation machine of multiple filling pressure, is provided with one-level automatic stop valve including the defeated hydrogen main pipe that communicates with the hydrogen source, the defeated hydrogen branch pipe of the defeated hydrogen main pipe of intercommunication and second grade defeated hydrogen branch pipe, and its tip intercommunication has one-level hydrogenation rifle, is provided with second grade automatic stop valve on the defeated hydrogen branch pipe of second grade, and its tip intercommunication has second grade hydrogenation rifle.
Preferably, the hydrogen conveying main pipe is provided with a pressure regulating valve.
Preferably, the hydrogen source is provided with a primary hydrogen source and a conventional hydrogen source.
Preferably, the hydrogenation machine with multiple filling pressures further comprises a pressure relief discharge pipe communicated with the centralized diffusing pipe.
Preferably, a first-stage diffusion pipe is communicated between the pressure relief discharge pipe and the first-stage hydrogen conveying branch pipe, a diffusion stop valve and a one-way valve are arranged on the first-stage diffusion pipe, and the flowing direction of the one-way valve is the direction from the first-stage hydrogen conveying branch pipe to the pressure relief discharge pipe.
Preferably, a first-level safety pipe is communicated between the pressure relief discharge pipe and the hydrogen main pipe or the first-level hydrogen branch pipe, and a first-level safety valve is arranged on the first-level safety pipe.
Preferably, a secondary safety pipe is communicated between the pressure relief discharge pipe and the hydrogen conveying main pipe or the secondary hydrogen conveying branch pipe, and a secondary safety valve is arranged on the secondary safety pipe.
Preferably, the hydrogen transmission main pipe is provided with a heat exchanger, and the heat exchanger is communicated with cooling water.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that: when the 70MPa fuel cell vehicle needs to be filled with hydrogen, a primary automatic stop valve is opened, primary hydrogen at a hydrogen source is sequentially conveyed to a main hydrogen conveying pipe, a primary hydrogen conveying branch pipe and a primary hydrogenation gun, and is filled into the 70MPa fuel cell vehicle through the primary hydrogenation gun; when the 35MPa fuel cell vehicle needs to be filled with hydrogen, the secondary automatic stop valve is opened, and the secondary hydrogen at the hydrogen source is sequentially conveyed to the main hydrogen conveying pipe, the secondary hydrogen conveying branch pipe and the secondary hydrogenation gun and is filled into the 35MPa fuel cell vehicle by the secondary hydrogenation gun. The device is a hydrogenation machine, hydrogen can be filled into a traditional 35MPa fuel cell vehicle, a small number of 70MPa fuel cell vehicles can be filled with hydrogen by using the device, the hydrogenation machine special for the 70MPa fuel cell vehicle does not need to be additionally arranged, and the waste of resources is relatively reduced.
Drawings
FIG. 1 is a system schematic of a multi-charge pressure hydrotreater.
The labels in the figure are: the device comprises a hydrogen transmission main pipe 1, a pressure regulating valve 11, a heat exchanger 12, a circulating pipeline 13, a primary hydrogen transmission branch pipe 2, a primary automatic stop valve 21, a primary hydrogenation gun 22, a primary pressure transmitter 23, a primary temperature transmitter 24, a primary breaking valve 25, a secondary hydrogen transmission branch pipe 3, a secondary automatic stop valve 31, a secondary hydrogenation gun 32, a secondary pressure transmitter 33, a secondary temperature transmitter 34, a secondary breaking valve 35, a pressure relief discharge pipe 4, a primary relief pipe 5, a relief stop valve 51, a check valve 52, a primary safety pipe 6, a primary safety valve 61, a secondary safety pipe 7, a secondary safety valve 71, a hydrogen source 9, a 70MPa fuel cell vehicle 99 and a 35MPa fuel cell vehicle 98.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, a hydrogenation apparatus with multiple filling pressures comprises a main hydrogen pipe 1 connected to a hydrogen source 9, a primary branch hydrogen pipe 2 and a secondary branch hydrogen pipe 3 connected to the main hydrogen pipe 1, wherein the primary branch hydrogen pipe 2 is provided with a primary automatic stop valve 21, the end of the primary branch hydrogen pipe is connected to a primary hydrogenation gun 22 for filling hydrogen into a 70MPa fuel cell vehicle 99, the secondary branch hydrogen pipe 3 is provided with a secondary automatic stop valve 31, the end of the secondary branch hydrogen pipe is connected to a secondary hydrogenation gun 32 for filling hydrogen into a 35MPa fuel cell vehicle 98. The primary hydrogenation gun 22 is communicated with the primary hydrogen conveying branch pipe 2, and the secondary hydrogenation gun 32 is communicated with the secondary hydrogen conveying branch pipe 3 through hoses. 70MPa in the 70MPa fuel cell vehicle 99 is the rated operating pressure of the fuel cell vehicle, and 35MPa in the 35MPa fuel cell vehicle 98 is the rated operating pressure of the fuel cell vehicle.
Further, the hydrogen main pipe 1 is provided with a pressure regulating valve 11 for regulating the pressure of the hydrogen gas in the hydrogen main pipe 1. When the 70MPa fuel cell vehicle 99 needs to be filled with hydrogen, the pressure regulating valve 11 regulates the pressure of the hydrogen in the hydrogen transmission main pipe 1 to 70 MPa; when the 35MPa fuel cell vehicle 98 needs to be filled with hydrogen, the pressure regulating valve 11 regulates the pressure of the hydrogen in the hydrogen transmission main pipe 1 to 35 MPa.
Further, the hydrogen source 9 is provided with a primary hydrogen source with the maximum working pressure of 87.5MPa and a traditional hydrogen source with the maximum working pressure of 45MPa, when the 70MPa fuel cell vehicle 99 needs to be filled with hydrogen, the hydrogen main pipe 1 calls the hydrogen of the primary hydrogen source, the hydrogen enters the primary hydrogen main pipe 1 after being subjected to pressure regulation by the pressure regulating valve 11, and the hydrogen is filled into the 70MPa fuel cell vehicle 99 through the primary hydrogenation gun 22; when the 35MPa fuel cell vehicle 98 needs to be filled with hydrogen, the hydrogen main pipe 1 calls the hydrogen of the traditional hydrogen source, the hydrogen enters the secondary hydrogen main pipe 1 after pressure regulation is carried out by the pressure regulating valve 11, and the hydrogen is filled into the 35MPa fuel cell vehicle 98 by the secondary hydrogenation gun 32.
Further, a hydrogenation machine of multiple filling pressure still includes the concentrated pressure release delivery pipe 4 of the pipe of diffusing of intercommunication, it and one-level are failed between the hydrogen branch pipe 2 and are communicated one-level and have the one-level pipe 5 of diffusing, the one-level is diffused and is gone up and is had diffusion stop valve 51 to pressure release delivery pipe 4 by one-level in proper order in the direction of one-level defeated hydrogen branch pipe 2 to pressure release delivery pipe 4 on the pipe 5, check valve 52, the circulation direction of check valve 52 is the direction of one-level defeated hydrogen branch pipe 2 to pressure release delivery pipe 4, be used for preventing that the hydrogen in the pressure release delivery pipe 4 is by one-level pipe 5 of diffusing in the contrary to one-level defeated hydrogen branch pipe 2. The bleed shutoff valve 51 is preset with a safety bleed opening pressure that is less than the set pressure of the primary relief valve 61. After the filling of the hydrogenation gun 22 is finished, the bleeding stop valve 51 is automatically opened, and the hydrogen in the primary hydrogen conveying branch pipe 2 enters the pressure relief discharge pipe 4 and is discharged by the centralized bleeding pipe; the bleeding stop valve 51 is used for releasing residual pressure in the hose after filling, and the primary hydrogen in the filling gun and the primary hydrogen main pipe 1 needs to be decompressed and discharged after the filling of the 70MPa fuel cell vehicle 99 is completed, so that the gun pulling safety is ensured, the hose is prevented from being held back to pressure, the service life of the hose is prolonged, and the filling safety is improved.
Further, a first-level safety pipe 6 is communicated between the pressure relief discharge pipe 4 and the hydrogen transmission main pipe 1, and a first-level safety valve 61 is arranged on the first-level safety pipe 6. When the hydrogen pressure in the hydrogen main pipe 1 reaches the setting pressure of the safety valve, the primary safety valve 61 is automatically opened, and the hydrogen in the hydrogen main pipe 1 enters the pressure relief discharge pipe 4 and is discharged by the concentrated diffusion pipe.
Further, a secondary safety pipe 7 is communicated between the pressure relief discharge pipe 4 and the secondary hydrogen conveying branch pipe 3, and a secondary safety valve 71 is arranged on the secondary safety pipe 7. When the pressure of the hydrogen in the secondary hydrogen conveying branch pipe 3 reaches the setting pressure of the secondary safety valve 71, the secondary safety valve 71 is automatically opened, and the hydrogen in the secondary hydrogen conveying branch pipe 3 enters the pressure relief discharge pipe 4 and is discharged by the centralized diffusion pipe.
Further, a heat exchanger 12 is arranged on the hydrogen transmission main pipe 1, the heat exchanger 12 is communicated with a circulating pipeline 13, and cooling water circulates in the circulating pipeline.
Further, a primary pressure transmitter 23, a primary temperature transmitter 24 and a primary breaking valve 25 are arranged on the primary hydrogen conveying branch pipe 2; the secondary hydrogen conveying branch pipe 3 is provided with a secondary pressure transmitter 33, a secondary temperature transmitter 34 and a secondary breaking valve 35.
Further, the pressure regulating valve 11, the primary safety valve 61 and the heat exchanger 12 are sequentially arranged in the direction from the hydrogen source 9 to the primary hydrogen conveying branch pipe 2; the primary automatic stop valve 21, the primary pressure transmitter 23, the primary diffusion pipe 5, the primary temperature transmitter 24 and the primary snap valve 25 are sequentially arranged from the hydrogen transmission main pipe 1 to the primary hydrogenation gun 22; the secondary automatic stop valve 31, the secondary safety valve 71, the secondary pressure transmitter 33, the secondary temperature transmitter 34 and the secondary breaking valve 35 are sequentially arranged from the hydrogen transmission main pipe 1 to the secondary hydrogenation gun 32.
Furthermore, the hydrogenation machine with multiple filling pressures further comprises a controller (not shown in the figure), wherein the controller is electrically connected with the first-stage hydrogenation gun 22, the second-stage hydrogenation gun 32, the first-stage automatic stop valve 21, the second-stage automatic stop valve 31, the hydrogen source 9, the first-stage pressure transmitter 23, the second-stage pressure transmitter 33, the first-stage temperature transmitter 24, the second-stage temperature transmitter 34, the heat exchanger 12 and the pressure regulating valve 11.
When the 70MPa fuel cell vehicle 99 needs to be filled with hydrogen, an operator extracts the first-stage hydrogenation gun 22, the first-stage hydrogenation gun 22 generates a gun lifting signal and transmits the gun lifting signal to the controller, and the controller receives the gun lifting signal and controls the first-stage automatic stop valve 21 to be opened and the second-stage automatic stop valve 31 to be closed; an operator inserts the primary hydrogenation gun 22 into a filling port of the 70MPa fuel cell vehicle 99, the primary pressure transmitter 23 detects the pressure value of hydrogen in the primary hydrogen transmission pipe and transmits the pressure value to the controller, the controller receives the pressure value, selects a hydrogen source 9 with corresponding pressure in the hydrogen source 9, communicates the hydrogen source 9 with the primary hydrogen transmission pipe 1, and performs pressure regulation on hydrogen in the hydrogen source 9 through the pressure regulating valve 11, and sequentially fills the hydrogen in the primary hydrogen transmission pipe 1, the primary hydrogen transmission branch pipe 2 and the primary hydrogenation gun 22 into the 70MPa fuel cell vehicle 99; meanwhile, the controller controls the hydrogen pressure regulating speed in the primary hydrogen conveying branch pipe 2 to ensure stable hydrogen flow and safety.
When the 35MPa fuel cell vehicle 98 needs to be filled with hydrogen, an operator extracts the secondary hydrogenation gun 32, the secondary hydrogenation gun 32 generates a gun lifting signal and transmits the gun lifting signal to the controller, and the controller receives the gun lifting signal and controls the secondary automatic stop valve 31 to be opened and the primary automatic stop valve 21 to be closed; an operator inserts the secondary hydrogenation gun 32 into a filling port of the 35MPa fuel cell vehicle 98, the secondary pressure transmitter 33 detects the pressure value of hydrogen in the secondary hydrogen conveying pipe and transmits the pressure value to the controller, the controller receives the pressure value, selects a hydrogen source 9 with corresponding pressure in the hydrogen source 9, communicates the hydrogen source 9 with the main hydrogen conveying pipe 1, and pressure adjustment is carried out on hydrogen in the hydrogen source 9 through the pressure adjusting valve 11 and the hydrogen is filled into the 35MPa fuel cell vehicle 98 sequentially through the main hydrogen conveying pipe 1, the secondary hydrogen conveying branch pipe 3 and the secondary hydrogenation gun 32; meanwhile, the controller controls the pressure and the speed of the hydrogen in the secondary hydrogen conveying branch pipe 3 to be stable, and safety is ensured.
A first-stage temperature limit value and a second-stage temperature limit value are preset in the controller. The temperature value detected by the primary temperature transmitter 24 is transmitted to the controller in real time, the controller judges the magnitude relation between the temperature value and the preset primary temperature limit value, and when the temperature value is greater than the preset primary temperature limit value, the controller adjusts the hydrogen flow in the primary hydrogen transmission branch pipe 2 by controlling the opening degree of the pressure regulating valve 11 until the filling temperature is equal to or less than the preset primary temperature limit value.
The temperature value detected by the secondary temperature transmitter 34 is transmitted to the controller in real time, the controller judges the magnitude relation between the temperature value and the preset secondary temperature limit value, and when the temperature value is greater than the preset secondary temperature limit value, the controller adjusts the hydrogen flow in the secondary hydrogen conveying branch pipe 3 by controlling the opening degree of the pressure regulating valve 11 until the filling temperature is equal to or less than the preset secondary temperature limit value.
The principles and embodiments of the present invention have been explained herein using specific examples, which are presented only to aid in understanding the methods and their core concepts. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
Claims (8)
1. The hydrogenation machine with multiple filling pressures is characterized by comprising a hydrogen conveying main pipe communicated with a hydrogen source, a primary hydrogen conveying branch pipe and a secondary hydrogen conveying branch pipe, wherein the primary hydrogen conveying branch pipe and the secondary hydrogen conveying branch pipe are communicated with the hydrogen conveying main pipe, a primary automatic stop valve is arranged on the primary hydrogen conveying branch pipe, the end part of the primary hydrogen conveying branch pipe is communicated with a primary hydrogenation gun, a secondary automatic stop valve is arranged on the secondary hydrogen conveying branch pipe, and the end part of the secondary hydrogen conveying branch pipe is communicated with a secondary hydrogenation gun.
2. The multi-injection pressure hydrogenation unit of claim 1 wherein the hydrogen main conduit is provided with a pressure regulating valve.
3. The multi-charge pressure hydrotreater of claim 2, wherein said hydrogen source is provided with a primary hydrogen source and a conventional hydrogen source.
4. The multi-charge pressure hydrogenation engine of claim 1 further comprising a pressure relief vent in communication with the centralized blow down line.
5. The hydrogenation machine with multiple filling pressures as claimed in claim 4, wherein a first-stage bleeding pipe is connected between the pressure-releasing discharge pipe and the first-stage hydrogen-transporting branch pipe, and a bleeding stop valve and a check valve are arranged on the first-stage bleeding pipe, and the flow direction of the check valve is the direction from the first-stage hydrogen-transporting branch pipe to the pressure-releasing discharge pipe.
6. The multi-filling-pressure hydrogenation machine as claimed in claim 4, wherein a primary safety pipe is connected between the pressure-relief discharge pipe and the main hydrogen-transporting pipe or the primary hydrogen-transporting branch pipe, and a primary safety valve is arranged on the primary safety pipe.
7. The multi-filling-pressure hydrogenation machine as claimed in claim 4 or 6, wherein a secondary safety pipe is connected between the pressure-relief discharge pipe and the main hydrogen-transporting pipe or the secondary hydrogen-transporting branch pipe, and a secondary safety valve is arranged on the secondary safety pipe.
8. The multi-filling-pressure hydrogenation machine as claimed in claim 1, wherein the hydrogen main pipe is provided with a heat exchanger, and the heat exchanger is communicated with cooling water.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120130873.XU CN214467876U (en) | 2021-01-18 | 2021-01-18 | Hydrogenation machine with multiple filling pressures |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120130873.XU CN214467876U (en) | 2021-01-18 | 2021-01-18 | Hydrogenation machine with multiple filling pressures |
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| CN214467876U true CN214467876U (en) | 2021-10-22 |
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| CN202120130873.XU Active CN214467876U (en) | 2021-01-18 | 2021-01-18 | Hydrogenation machine with multiple filling pressures |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114893714A (en) * | 2022-04-24 | 2022-08-12 | 正星氢电科技郑州有限公司 | Single-metering 35MPa and 70MPa double-gun hydrogen filling system and control method thereof |
| CN115076597A (en) * | 2022-06-29 | 2022-09-20 | 厚普清洁能源(集团)股份有限公司 | Filling pressure and quality determination method and filling system of filling machine |
| 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 |
-
2021
- 2021-01-18 CN CN202120130873.XU patent/CN214467876U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114893714A (en) * | 2022-04-24 | 2022-08-12 | 正星氢电科技郑州有限公司 | Single-metering 35MPa and 70MPa double-gun hydrogen filling system and control method thereof |
| CN114893714B (en) * | 2022-04-24 | 2023-11-21 | 正星氢电科技郑州有限公司 | Single-metering 35MPa and 70MPa double-gun hydrogen filling system and control method thereof |
| CN115076597A (en) * | 2022-06-29 | 2022-09-20 | 厚普清洁能源(集团)股份有限公司 | Filling pressure and quality determination method and filling system of filling machine |
| CN115076597B (en) * | 2022-06-29 | 2024-03-12 | 厚普清洁能源(集团)股份有限公司 | Filling pressure and quality determining method and filling system of filling machine |
| 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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| CP01 | Change in the name or title of a patent holder |
Address after: No.3, 11th floor, building 6, no.599, shijicheng South Road, Chengdu hi tech Zone, China (Sichuan) pilot Free Trade Zone, Chengdu, Sichuan 610041 Patentee after: Houpu clean energy (Group) Co.,Ltd. Address before: No.3, 11th floor, building 6, no.599, shijicheng South Road, Chengdu hi tech Zone, China (Sichuan) pilot Free Trade Zone, Chengdu, Sichuan 610041 Patentee before: Houpu clean energy Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |