CN211667578U - Liquid hydrogen storage device for hydrogenation station - Google Patents
Liquid hydrogen storage device for hydrogenation station Download PDFInfo
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- CN211667578U CN211667578U CN201922066528.XU CN201922066528U CN211667578U CN 211667578 U CN211667578 U CN 211667578U CN 201922066528 U CN201922066528 U CN 201922066528U CN 211667578 U CN211667578 U CN 211667578U
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P90/00—Enabling technologies with a potential contribution to greenhouse gas [GHG] emissions mitigation
- Y02P90/45—Hydrogen technologies in production processes
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Abstract
The utility model discloses a hydrogen station is with liquid hydrogen storage device relates to liquid hydrogen and stores technical field, for solving when using liquid hydrogen, because the heat exchange can lead to storing the inside temperature of hydrogen storage device to rise, can lead to two increases of evaporation of liquid hydrogen, reduces the utilization ratio of liquid hydrogen, can not satisfy user demand's problem. The utility model discloses a liquid hydrogen storage tank, including liquid hydrogen holding vessel, installation fixing base, liquid hydrogen storage vessel and installation fixing base, be provided with the storage water tank between the below of liquid hydrogen holding vessel, the inside of liquid hydrogen holding vessel is provided with the condenser pipe, one side of liquid hydrogen holding vessel is provided with liquid hydrogen feed liquor pipe and liquid hydrogen drain pipe respectively, the outside of liquid hydrogen feed liquor pipe and liquid hydrogen drain pipe all is provided with the solenoid valve, the top of liquid hydrogen holding vessel is provided with the atmospheric pressure control pipe, the outside of atmospheric pressure control pipe is provided with the pneumatic valve, the outside of condenser pipe is provided with the condenser, one side of condenser is provided with the water pump.
Description
Technical Field
The utility model relates to a technical field is stored to liquid hydrogen, specifically is a hydrogenation station is with liquid hydrogen storage device.
Background
In recent years, with the development of industry, the demand for petroleum is getting larger and larger, the industrial pollution liquid is getting more and more serious, and the raw material capable of replacing petroleum is not needed to be found in the face of energy crisis. The hydrogen is usually in the form of a simple substance, is colorless, tasteless and extremely combustible diatomic gas, is a gas with the minimum density, has high volatility and high energy, and is an energy carrier and a fuel. The combustion heat value is high, the heat generated by burning hydrogen with the same mass is about 3 times of that of gasoline, 3.9 times of alcohol and 4.5 times of coke, and the combustion product is water, so that the fuel is the cleanest energy in the world. In order to facilitate the storage and use of hydrogen, it is necessary to convert it into a liquid state for storage, which requires the use of a hydrogen storage device for the storage of liquid hydrogen.
At present, when using hydrogen storage device to store liquid hydrogen, because liquid hydrogen is the liquid that obtains via the cooling by hydrogen, for the convenience of liquid hydrogen storage, it is stable to need guarantee to store the environment, when using liquid hydrogen, and the heat exchange can lead to external heat to enter into hydrogen storage device gradually, leads to hydrogen storage device internal temperature to rise, and liquid hydrogen's evaporation loss increases, reduces liquid hydrogen utilization ratio, can not satisfy the user demand. Therefore, there is a need in the market for a liquid hydrogen storage device for a hydrogen refueling station to solve these problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hydrogen station is with liquid hydrogen storage device to propose when using liquid hydrogen in solving above-mentioned background art, because the heat exchange can lead to storing up the inside temperature rise of hydrogen device, can lead to two increases of evaporation of liquid hydrogen, reduce the utilization ratio of liquid hydrogen, can not satisfy user demand's problem.
In order to achieve the above object, the utility model provides a following technical scheme: a liquid hydrogen storage device for a hydrogen station comprises a liquid hydrogen storage tank, wherein an installation fixing seat is arranged below the liquid hydrogen storage tank and is connected with the liquid hydrogen storage tank through screws, a water storage tank is arranged between the liquid hydrogen storage tank and the installation fixing seat and is connected with the installation fixing seat in a laminating manner, a condenser pipe is arranged inside the liquid hydrogen storage tank, two ends of the condenser pipe extend into the water storage tank, a liquid hydrogen inlet pipe and a liquid hydrogen outlet pipe are respectively arranged on one side of the liquid hydrogen storage tank, one ends of the liquid hydrogen inlet pipe and the liquid hydrogen outlet pipe penetrate through the liquid hydrogen storage tank and extend into the liquid hydrogen storage tank, electromagnetic valves are respectively arranged outside the liquid hydrogen inlet pipe and the liquid hydrogen outlet pipe and are respectively connected with the liquid hydrogen inlet pipe and the liquid hydrogen outlet pipe in a sealing manner, an air pressure adjusting pipe is arranged above the liquid hydrogen storage tank, and the one end of pneumatic control line runs through liquid hydrogen holding vessel and extends to the inside of liquid hydrogen holding vessel, the outside of pneumatic control line is provided with the pneumatic valve, and pneumatic valve and pneumatic control line sealing connection, the outside of condenser pipe is provided with the condenser, and the condenser is connected with the installation fixing base laminating, one side of condenser is provided with the water pump, and water pump and condenser pipe sealing connection.
Preferably, a buffer cushion is arranged between the water pump and the mounting fixing seat, and two ends of the buffer cushion are respectively attached to the water pump and the mounting fixing seat.
Preferably, the inside of liquid hydrogen holding vessel is provided with the active carbon, and the active carbon is connected with the inner wall laminating of liquid hydrogen holding vessel.
Preferably, the outside of liquid hydrogen holding vessel is provided with the insulating layer, and the outer wall laminating of insulating layer and liquid hydrogen holding vessel is connected.
Preferably, the exterior of the heat insulation layer is provided with an anti-corrosion coating, and the anti-corrosion coating is attached to the heat insulation layer.
Preferably, one side of the air pressure adjusting pipe is provided with an air pressure detecting meter, and the air pressure detecting meter is connected with the air pressure adjusting pipe in a sealing manner.
Preferably, one side of the air pressure adjusting pipe is provided with a temperature sensor, and the temperature sensor is attached to and connected with the inner wall of the liquid hydrogen storage tank.
Preferably, the other side of the liquid hydrogen storage tank is provided with a liquid level meter, and both ends of the liquid level meter penetrate through the liquid hydrogen storage tank and extend to the inside of the liquid hydrogen storage tank.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses a device is through the setting of temperature sensor, condenser and water pump, and temperature sensor can detect the temperature in the liquid hydrogen holding vessel, and when the temperature rose, the trigger water pump can be extracted the water that stores in the water tank to the condenser pipe under the effect of water pump, utilizes the water to absorb and release the heat, effectually avoids the temperature to rise; the condenser can carry out cooling treatment to the water of condenser pipe inside, increases the ability that the water absorbed the heat then, improves heat absorption efficiency. The problem of the heat that produces in the time of the heat exchange can not in time be dredged, can lead to storage environment temperature to rise, liquid hydrogen evaporation capacity increases, is unfavorable for liquid hydrogen to store is solved.
2. The utility model discloses a device passes through the setting of atmospheric pressure control pipe and atmospheric pressure detection table, and the atmospheric pressure detection table can detect out the inside atmospheric pressure of liquid hydrogen holding vessel at any time, in time adjusts when the inside atmospheric pressure of liquid hydrogen holding vessel takes place to fluctuate, guarantees the invariant of the inside atmospheric pressure of liquid hydrogen holding vessel. The problem of liquid hydrogen long-term storage is unfavorable for to liquid hydrogen to the internal atmospheric pressure of liquid hydrogen holding vessel is invariable is solved.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a cross-sectional view of the present invention;
fig. 3 is a partial enlarged view of the area a of the present invention.
In the figure: 1. a liquid hydrogen storage tank; 2. mounting a fixed seat; 3. a water storage tank; 4. a condenser; 5. a cushion pad; 6. a water pump; 7. a condenser tube; 8. a liquid hydrogen inlet pipe; 9. a liquid hydrogen outlet pipe; 10. an electromagnetic valve; 11. an air pressure adjusting pipe; 12. an air pressure detection meter; 13. a pneumatic valve; 14. activated carbon; 15. a thermal insulation layer; 16. an anti-corrosion coating; 17. a liquid level meter; 18. a temperature sensor.
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.
Referring to fig. 1-3, the present invention provides an embodiment: a liquid hydrogen storage device for a hydrogenation station comprises a liquid hydrogen storage tank 1, wherein an installation fixing seat 2 is arranged below the liquid hydrogen storage tank 1, the installation fixing seat 2 is connected with the liquid hydrogen storage tank 1 through screws, a water storage tank 3 is arranged between the liquid hydrogen storage tank 1 and the installation fixing seat 2, the water storage tank 3 is connected with the installation fixing seat 2 in a laminating manner, the water storage tank 3 realizes backflow, a condenser pipe 7 is arranged inside the liquid hydrogen storage tank 1, two ends of the condenser pipe 7 extend into the water storage tank 3, the condenser pipe 7 can absorb heat, one side of the liquid hydrogen storage tank 1 is respectively provided with a liquid hydrogen inlet pipe 8 and a liquid hydrogen outlet pipe 9, one end of the liquid hydrogen inlet pipe 8 and one end of the liquid hydrogen outlet pipe 9 penetrate through the liquid hydrogen storage tank 1 and extend into the liquid hydrogen storage tank 1, electromagnetic valves 10 are arranged outside the liquid hydrogen inlet pipe 8 and the liquid hydrogen outlet pipe 9, and solenoid valve 10 respectively with liquid hydrogen feed liquor pipe 8 and liquid hydrogen drain pipe 9 sealing connection, the business turn over of liquid hydrogen can be controlled to solenoid valve 10, the top of liquid hydrogen holding vessel 1 is provided with air pressure adjusting pipe 11, and the inside of liquid hydrogen holding vessel 1 is run through and extends to liquid hydrogen holding vessel 1 to the one end of air pressure adjusting pipe 11, the inside atmospheric pressure of liquid hydrogen holding vessel 1 can be adjusted to air pressure adjusting pipe 11, the outside of air pressure adjusting pipe 11 is provided with pneumatic valve 13, and pneumatic valve 13 and air pressure adjusting pipe 11 sealing connection, the outside of condenser pipe 7 is provided with condenser 4, and condenser 4 is connected with the laminating of installation fixing base 2, condenser 4 carries out cooling process to the water, improve the heat absorption capacity, one side of condenser 4 is provided with water pump 6, and water pump 6 and condenser pipe 7 sealing connection.
Further, be provided with blotter 5 between water pump 6 and the installation fixing base 2, and the both ends of blotter 5 laminate with water pump 6 and installation fixing base 2 respectively mutually. Can effectually cushion the vibration that 6 productions of water pump through blotter 5, the noise reduction.
Further, the inside of liquid hydrogen holding vessel 1 is provided with active carbon 14, and active carbon 14 is connected with the inner wall laminating of liquid hydrogen holding vessel 1. The hydrogen vaporized from the liquid hydrogen can be adsorbed as hydrogen molecules by the activated carbon 14.
Further, the outside of liquid hydrogen holding vessel 1 is provided with insulating layer 15, and insulating layer 15 is connected with the outer wall laminating of liquid hydrogen holding vessel 1. Through insulating layer 15 can effectually avoid external heat to enter into the inside of liquid hydrogen holding vessel 1, reduce heat conduction, reduce liquid hydrogen evaporation loss.
Further, the outside of insulating layer 15 is provided with anticorrosion coating 16, and anticorrosion coating 16 is connected with insulating layer 15 laminating. The corrosion of the corrosive substance to the liquid hydrogen storage tank 1 can be effectively avoided through the anti-corrosion coating 16, and the service life of the liquid hydrogen storage tank 1 is prolonged.
Further, one side of the air pressure adjusting pipe 11 is provided with an air pressure detecting meter 12, and the air pressure detecting meter 12 is connected with the air pressure adjusting pipe 11 in a sealing manner. The air pressure inside the liquid hydrogen storage tank 1 can be detected at any time by the air pressure detection gauge 12, which facilitates the constant adjustment of the air pressure.
Further, a temperature sensor 18 is arranged on one side of the air pressure adjusting pipe 11, and the temperature sensor 18 is attached to the inner wall of the liquid hydrogen storage tank 1. The temperature inside the liquid hydrogen storage tank 1 can be detected by the temperature sensor 18, and the temperature can be known in time when the temperature fluctuates.
Further, the other side of the liquid hydrogen storage tank 1 is provided with a liquid level meter 17, and both ends of the liquid level meter 17 penetrate through the liquid hydrogen storage tank 1 and extend to the inside of the liquid hydrogen storage tank 1. The remaining amount of liquid hydrogen inside the liquid hydrogen storage tank 1 can be known from the outside by the level gauge 17.
The working principle is as follows: during the use, open the outside solenoid valve 10 of liquid hydrogen feed pipe 8, inject liquid hydrogen into liquid hydrogen holding vessel 1 through liquid hydrogen feed pipe 8, for the convenience of liquid hydrogen long-term storage, the inside temperature of liquid hydrogen feed pipe 8 need be in the low temperature state, only need open the outside solenoid valve 10 of liquid hydrogen drain pipe 9 during the use can use liquid hydrogen discharge. The air pressure detection meter 12 can detect the air pressure value in the liquid hydrogen storage tank 1 at any time, and when the air pressure in the liquid hydrogen storage tank 1 is too high, the pneumatic valve 13 is opened to discharge redundant air; when the internal air pressure of the liquid hydrogen storage tank 1 is too low, the internal of the liquid hydrogen storage tank 1 can be inflated by the aid of the inflation equipment, and the air pressure is constant. Temperature sensor 18 can detect the inside temperature of liquid hydrogen holding vessel 1, when the rising of liquid hydrogen holding vessel 1 temperature, can trigger water pump 6 and condenser 4, and condenser 4 can carry out cooling treatment to the inside water of condenser pipe 7, can carry out the water circulation with the inside water suction of storage water tank 3 to condenser pipe 7 under the effect of water pump 6, absorbs the release with the heat, guarantees liquid hydrogen low temperature storage environment. The activated carbon 14 can adsorb hydrogen generated by evaporating liquid hydrogen as hydrogen; the heat insulation layer 15 can effectively prevent external heat from entering the liquid hydrogen storage tank 1, and the heat conduction efficiency is reduced; the liquid level meter 17 can display the residual amount of the liquid hydrogen in the liquid hydrogen storage tank 1, so that the liquid hydrogen can be added in time.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (8)
1. The utility model provides a hydrogen station is with liquid hydrogen storage device, includes liquid hydrogen storage tank (1), its characterized in that: an installation fixing seat (2) is arranged below the liquid hydrogen storage tank (1), the installation fixing seat (2) is connected with the liquid hydrogen storage tank (1) through screws, a water storage tank (3) is arranged between the liquid hydrogen storage tank (1) and the installation fixing seat (2), the water storage tank (3) is connected with the installation fixing seat (2) in a laminating manner, a condenser pipe (7) is arranged inside the liquid hydrogen storage tank (1), two ends of the condenser pipe (7) extend into the water storage tank (3), one side of the liquid hydrogen storage tank (1) is respectively provided with a liquid hydrogen liquid inlet pipe (8) and a liquid hydrogen liquid outlet pipe (9), one ends of the liquid hydrogen liquid inlet pipe (8) and the liquid hydrogen liquid outlet pipe (9) penetrate through the liquid hydrogen storage tank (1) and extend into the liquid hydrogen storage tank (1), electromagnetic valves (10) are arranged outside the liquid hydrogen liquid inlet pipe (8) and the liquid hydrogen outlet pipe (9), and solenoid valve (10) respectively with liquid hydrogen feed liquor pipe (8) and liquid hydrogen drain pipe (9) sealing connection, the top of liquid hydrogen holding vessel (1) is provided with air pressure adjusting pipe (11), and the one end of air pressure adjusting pipe (11) runs through liquid hydrogen holding vessel (1) and extends to the inside of liquid hydrogen holding vessel (1), the outside of air pressure adjusting pipe (11) is provided with pneumatic valve (13), and pneumatic valve (13) and air pressure adjusting pipe (11) sealing connection, the outside of condenser pipe (7) is provided with condenser (4), and condenser (4) are connected with installation fixing base (2) laminating, one side of condenser (4) is provided with water pump (6), and water pump (6) and condenser pipe (7) sealing connection.
2. The liquid hydrogen storage device for the hydrogen refueling station according to claim 1, wherein: be provided with blotter (5) between water pump (6) and installation fixing base (2), and the both ends of blotter (5) are laminated with water pump (6) and installation fixing base (2) respectively mutually.
3. The liquid hydrogen storage device for the hydrogen refueling station according to claim 1, wherein: the inside of liquid hydrogen holding vessel (1) is provided with active carbon (14), and the inner wall laminating of active carbon (14) and liquid hydrogen holding vessel (1) is connected.
4. The liquid hydrogen storage device for the hydrogen refueling station according to claim 1, wherein: the outside of liquid hydrogen holding vessel (1) is provided with insulating layer (15), and insulating layer (15) are connected with the outer wall laminating of liquid hydrogen holding vessel (1).
5. The liquid hydrogen storage device for the hydrogen refueling station according to claim 4, wherein: and an anti-corrosion coating (16) is arranged outside the heat insulation layer (15), and the anti-corrosion coating (16) is attached to and connected with the heat insulation layer (15).
6. The liquid hydrogen storage device for the hydrogen refueling station according to claim 1, wherein: one side of the air pressure adjusting pipe (11) is provided with an air pressure detecting meter (12), and the air pressure detecting meter (12) is connected with the air pressure adjusting pipe (11) in a sealing way.
7. The liquid hydrogen storage device for the hydrogen refueling station according to claim 1, wherein: one side of atmospheric pressure adjusting pipe (11) is provided with temperature sensor (18), and temperature sensor (18) are connected with the inner wall laminating of liquid hydrogen holding vessel (1).
8. The liquid hydrogen storage device for the hydrogen refueling station according to claim 1, wherein: the opposite side of liquid hydrogen holding vessel (1) is provided with level gauge (17), and the both ends of level gauge (17) all run through liquid hydrogen holding vessel (1) and extend to the inside of liquid hydrogen holding vessel (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922066528.XU CN211667578U (en) | 2019-11-26 | 2019-11-26 | Liquid hydrogen storage device for hydrogenation station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922066528.XU CN211667578U (en) | 2019-11-26 | 2019-11-26 | Liquid hydrogen storage device for hydrogenation station |
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| Publication Number | Publication Date |
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| CN211667578U true CN211667578U (en) | 2020-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922066528.XU Active CN211667578U (en) | 2019-11-26 | 2019-11-26 | Liquid hydrogen storage device for hydrogenation station |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325150A (en) * | 2020-11-13 | 2021-02-05 | 广东清极氢能有限公司 | High-pressure hydrogen storage tank with multilayer compression-resistant inner container |
| CN113561824A (en) * | 2021-08-09 | 2021-10-29 | 四川帝威能源技术有限公司 | Integrative stake of hydrogenation charging and waste heat recovery system |
| CN114909599A (en) * | 2022-05-09 | 2022-08-16 | 重庆大学 | Hydrogen storage tank for new energy automobile and use method thereof |
-
2019
- 2019-11-26 CN CN201922066528.XU patent/CN211667578U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112325150A (en) * | 2020-11-13 | 2021-02-05 | 广东清极氢能有限公司 | High-pressure hydrogen storage tank with multilayer compression-resistant inner container |
| CN113561824A (en) * | 2021-08-09 | 2021-10-29 | 四川帝威能源技术有限公司 | Integrative stake of hydrogenation charging and waste heat recovery system |
| CN113561824B (en) * | 2021-08-09 | 2023-04-18 | 四川帝威能源技术有限公司 | Integrative stake of hydrogenation charging and waste heat recovery system |
| CN114909599A (en) * | 2022-05-09 | 2022-08-16 | 重庆大学 | Hydrogen storage tank for new energy automobile and use method thereof |
| CN114909599B (en) * | 2022-05-09 | 2023-08-25 | 重庆大学 | Hydrogen storage tank for new energy automobile and application method thereof |
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