CN215259208U - Oil-heating type solid hydrogen storage system - Google Patents
Oil-heating type solid hydrogen storage system Download PDFInfo
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- CN215259208U CN215259208U CN202121199648.8U CN202121199648U CN215259208U CN 215259208 U CN215259208 U CN 215259208U CN 202121199648 U CN202121199648 U CN 202121199648U CN 215259208 U CN215259208 U CN 215259208U
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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 provides a solid-state hydrogen storage system of oil heat formula, include: the solid hydrogen storage container is internally provided with hydrogen storage materials, the oil storage container is communicated with the solid hydrogen storage container through two oil guide pipes, the oil storage container is internally provided with heat conduction oil, a circulating pump and a heater, the oil storage container is also connected with a first cooling device, one end of the hydrogen conveying pipe is connected to the solid hydrogen storage container, the other end of the hydrogen conveying pipe is connected with a hydrogen source, and the hydrogen conveying pipe is also provided with a hydrogen outlet pipe which is connected with a hydrogen device. The utility model has the advantages that: the solid-state hydrogen storage system stores hydrogen through the hydrogen storage material, can improve the storage capacity and the hydrogen storage density of the hydrogen, and reduces the hydrogen storage pressure, thereby improving the hydrogen transportation efficiency and the safety of a hydrogen filling station; the hydrogen storage system controls the temperature of the hydrogen storage material in the solid hydrogen storage container through the heat conduction oil, and can conveniently and accurately control the hydrogen absorption and release processes.
Description
Technical Field
The utility model relates to a hydrogen storage and transportation device field especially relates to a solid-state hydrogen storage system of oil heat formula.
Background
At present, most of hydrogenation stations are externally-supplied hydrogen-adding stations, namely, hydrogen used in the hydrogen-adding stations needs to be transported from the outside. The hydrogen station needs to use long tube trailer and hydrogen storage tube bank in the hydrogen transportation process, namely hydrogen is stored in the hydrogen storage tube bank in the form of high-pressure gas (about 20 MPa), then the hydrogen storage tube bank is transported to the hydrogen station by using the long tube trailer, and finally the hydrogen storage tube bank is used as a gas source to supply gas to the hydrogen energy automobile. Because the hydrogen quality is light, the hydrogen quality of hydrogen storage tube bank storage is limited, the hydrogen reserves when the hydrogen storage tube bank that every long-tube trailer carried is full-load usually is 200 ~ 350 kg hydrogen, need many times of dispatch to 1000 kg level hydrogenation station every day just can satisfy the hydrogen demand, this hydrogen warehousing and transportation efficiency who has restricted the hydrogenation station greatly, hydrogen storage tube bank still has hydrogen in the transportation simultaneously and reveals, the potential safety hazard of explosion, consequently need a hydrogen storage system that can improve hydrogen reserves and security.
SUMMERY OF THE UTILITY MODEL
For hydrogen transportation efficiency and hydrogen transportation security that improve the hydrogen station, the utility model provides an oil heat formula solid-state hydrogen storage system, this system includes: solid-state hydrogen storage container, batch oil tank and hydrogen transmission pipe, the hydrogen storage material is equipped with in the solid-state hydrogen storage container, the batch oil tank with the solid-state hydrogen storage container leads the oil pipe intercommunication through two, the conduction oil is equipped with in the batch oil tank, and still is equipped with circulating pump and heater in the batch oil tank, still is connected with first cooling device on the batch oil tank, hydrogen transmission pipe one end connect in on the solid-state hydrogen storage container, the other end is for advancing the hydrogen interface, advances the hydrogen interface and is used for connecting the hydrogen source, still be connected with out hydrogen pipe, purge pipe and diffuse pipe on the hydrogen transmission pipe, it connects on hydrogen transmission pipe to go out hydrogen pipe one end, the other end is for going out the hydrogen interface, it is used for connecting with the hydrogen device to go out the hydrogen interface, purge the pipe tip for purging the interface, purge the interface and be connected with the purge gas source, diffuse the outside exhaust pipe of interface connection.
Furthermore, still be equipped with first pressure transmitter, first temperature transmitter, second cooling device, filter, first check valve, second temperature transmitter, hydrogen mass flow meter and second pressure transmitter on the hydrogen pipe in proper order.
Furthermore, the filter and the first one-way valve are also connected in parallel with a hydrogen delivery branch pipe, and a second one-way valve is arranged on the hydrogen delivery branch pipe.
Furthermore, a pneumatic valve is further arranged on the hydrogen conveying pipe, the pneumatic valve is located between the first temperature transmitter and the second cooling device, and a pneumatic branch pipe is further arranged between the pneumatic valve and the purging pipe.
Furthermore, a third cooling device is arranged on the diffusing pipe.
Furthermore, the solid hydrogen storage container is wrapped with a heat insulation layer.
Further, the hydrogen storage material in the solid hydrogen storage container is a magnesium alloy material.
Further, the purging gas source is a nitrogen gas source.
The utility model discloses a solid-state hydrogen storage system of oil heat formula beneficial effect does: (1) the solid hydrogen storage system stores hydrogen through the hydrogen storage material, so that the storage capacity and the hydrogen storage density of the hydrogen can be greatly improved, and the hydrogen transportation efficiency and the safety of a hydrogen filling station are improved; (2) the hydrogen storage system controls the temperature of the hydrogen storage material in the solid hydrogen storage container through the heat conduction oil, and can conveniently and accurately control the hydrogen absorption and release processes.
Drawings
Fig. 1 is a schematic structural diagram of an oil-heated solid-state hydrogen storage system according to an embodiment of the present invention.
In the figure: 1-solid hydrogen storage container, 2-oil storage tank, 21-first cooling device, 3-hydrogen conveying pipe, 31-first pressure transmitter, 32-first temperature transmitter, 33-pneumatic valve, 34-second cooling device, 35-filter, 36-first one-way valve, 37-second temperature transmitter, 38-hydrogen mass flowmeter, 39-second pressure transmitter, 4-hydrogen outlet pipe, 5-purging pipe, 6-diffusing pipe, 61-third cooling device and 7-second one-way valve.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.
Referring to fig. 1, an oil-thermal solid-state hydrogen storage system includes: a solid hydrogen storage container 1, an oil storage tank 2 and a hydrogen conveying pipe 3.
The solid hydrogen storage container 1 is wrapped by a heat insulation layer, the solid hydrogen storage container 1 is filled with hydrogen storage materials, in the embodiment, the magnesium alloy materials of the hydrogen storage materials can perform hydrogen absorption reaction with hydrogen at the hydrogen absorption temperature (120-320 ℃) to generate hydrides, and the generated hydrides can be decomposed at the hydrogen release temperature (340-400 ℃) to release hydrogen.
The oil storage tank 2 with solid-state hydrogen storage container 1 leads the oil pipe intercommunication through two, the conduction oil is equipped with in the oil storage tank 2, and still is equipped with circulating pump and heater in the oil storage tank 2, still be connected with first cooling device 21 on the oil storage tank 2, first cooling device 21 through two cooling tubes with the oil storage tank 2 links to each other, the heater with first cooling device 21 is used for improving respectively and reduces the temperature of conduction oil in the oil storage tank, the circulating pump is arranged in making the conduction oil in the oil storage tank 2 circulate between oil storage tank 2 and solid-state hydrogen storage container 1 and flows to the temperature of hydrogen storage material in the solid-state hydrogen storage container 1 is controlled, and then the process of hydrogen storage material absorption hydrogen and release hydrogen is controlled.
One end of the hydrogen conveying pipe 3 is connected to the solid hydrogen storage container 1, the other end of the hydrogen conveying pipe is a hydrogen inlet interface, the hydrogen inlet interface is used for connecting a hydrogen source, the hydrogen conveying pipe 3 is used for inputting hydrogen in the hydrogen source into the solid hydrogen storage container 1 for storage, the hydrogen conveying pipe 3 is further provided with a hydrogen outlet pipe 4, one end of the hydrogen outlet pipe 4 is connected to the hydrogen conveying pipe 3, the other end of the hydrogen outlet pipe is a hydrogen outlet interface, the hydrogen outlet interface is used for connecting a hydrogen using device, and the hydrogen outlet pipe 4 is used for inputting hydrogen stored in the solid hydrogen storage container 1 into the hydrogen using device.
Still be equipped with on hydrogen transmission pipe 3 and sweep pipe 5 and diffuse pipe 6, 5 tip of sweeping pipe is for sweeping the interface, and the interface that sweeps is used for connecting the sweep gas source, the sweep gas source can be nitrogen gas source, helium gas source etc. in this embodiment, the sweep gas source is the nitrogen gas source, 6 tip of diffuse pipe are for diffusing the interface, diffuse the outside exhaust pipe of interface connection, sweep pipe 5 is arranged in nitrogen gas source nitrogen gas leading-in to hydrogen transmission pipe 3 in, replaces the sweeping to hydrogen transmission pipe 3 interior hydrogen.
Furthermore, the hydrogen pipe 3 is further provided with a first pressure transmitter 31, a first temperature transmitter 32, a second cooling device 34, a filter 35, a first check valve 36, a second temperature transmitter 37, a hydrogen mass flow meter 38, a second pressure transmitter 39 and a hydrogen branch pipe in sequence, the hydrogen conveying branch pipe is connected with a filter 35 and a first one-way valve 36 in parallel, a second one-way valve 7 is arranged on the hydrogen conveying branch pipe, the hydrogen input branch pipe is used for leading hydrogen in the hydrogen source to enter the solid hydrogen storage container 1 without passing through the filter 35, the filter 35 is used for filtering impurities in the hydrogen gas output by the solid hydrogen storage container 1, preventing the impurities carried by the hydrogen gas in the solid hydrogen storage container 1 from entering the hydrogen using device, the second cooling device 34 is used for cooling the hydrogen gas output from the solid hydrogen storage container 1, and preventing the hydrogen gas entering the hydrogen using device from being too high in temperature.
Further, a pneumatic valve 33 is further arranged on the hydrogen conveying pipe 3, the pneumatic valve 33 is located between the first temperature transmitter 32 and the second cooling device 34, and a pneumatic branch pipe is further arranged between the pneumatic valve 33 and the purging pipe 5 and used for controlling the opening and closing of the pneumatic valve 33 through a nitrogen source.
Further, a third cooling device 61 is disposed on the diffusing pipe 6, and the third cooling device 61 is used for reducing the temperature of the gas exhausted through the diffusing pipe 6.
The utility model relates to a process and the principle of the hydrogen storage gas of oil-heat type solid-state hydrogen storage system are: connecting the purging interface with a nitrogen source, and performing purging on the hydrogen conveying pipe 3 by using hydrogen in the nitrogen source; connecting an air inlet interface to a hydrogen source, controlling the conduction of a pneumatic valve 33 by nitrogen in the nitrogen source through a pneumatic branch pipe, and enabling hydrogen in the hydrogen source to enter a solid hydrogen storage container 1 through a hydrogen conveying pipe 3; starting a heater and a circulating pump in the oil storage tank 2 to heat the hydrogen storage material in the solid hydrogen storage container 1 to a hydrogen absorption temperature by using the heat conduction oil, and enabling the hydrogen storage material and hydrogen entering the solid hydrogen storage container 1 to perform a hydrogen absorption reaction to absorb a large amount of hydrogen; the hydrogen absorption reaction between the hydrogen storage material and the hydrogen gas can release a large amount of heat, at the moment, the heater is closed, and the first cooling device 21 is started, so that the temperature of the heat conduction oil in the oil storage tank 2 is kept within the hydrogen absorption temperature range, and the hydrogen absorption reaction can continuously occur until the hydrogen absorption of the hydrogen storage material is saturated.
The utility model relates to a process of release hydrogen of oil heat formula solid-state hydrogen storage system: a heater in the oil storage tank 2 is started to heat the heat conduction oil in the oil storage tank 2 to the hydrogen release temperature, hydride in the solid hydrogen storage container 1 is decomposed (hydrogen release reaction occurs), hydrogen is released, the released hydrogen enters a hydrogen using device through a hydrogen conveying pipe 3 and a hydrogen outlet pipe 4, and a filter 34 filters the hydrogen entering the hydrogen using device; the hydrogen discharge reaction absorbs a large amount of heat, and the heater in the oil storage tank 2 is continuously turned on in the above process, so that the temperature in the solid hydrogen storage container 1 is maintained within the hydrogen discharge temperature range.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The features of the embodiments and embodiments described herein above may be combined with each other without conflict.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (8)
1. An oil-heating type solid hydrogen storage system is characterized in that: the method comprises the following steps: solid-state hydrogen storage container, batch oil tank and hydrogen transmission pipe, the hydrogen storage material is equipped with in the solid-state hydrogen storage container, the batch oil tank with the solid-state hydrogen storage container leads the oil pipe intercommunication through two, the conduction oil is equipped with in the batch oil tank, and still is equipped with circulating pump and heater in the batch oil tank, still is connected with first cooling device on the batch oil tank, hydrogen transmission pipe one end connect in the solid-state hydrogen storage container, the other end is for advancing the hydrogen interface, advances the hydrogen interface and is used for connecting the hydrogen source, still be equipped with out hydrogen pipe, purge pipe and diffuse pipe on the hydrogen transmission pipe, it connects on hydrogen transmission pipe to go out hydrogen pipe one end, and the other end is for going out the hydrogen interface, it is used for connecting with the hydrogen device to go out the hydrogen interface, purge pipe end portion is for purging the interface, and purge the interface is the interface for diffusing, diffuses the outside exhaust pipe of interface connection.
2. The oil-thermal solid-state hydrogen storage system according to claim 1, wherein: still be equipped with first pressure transmitter, first temperature transmitter, second cooling device, filter, first check valve, second temperature transmitter, hydrogen mass flowmeter and second pressure transmitter on the hydrogen transmission pipe in proper order.
3. The oil-thermal solid-state hydrogen storage system according to claim 2, wherein: the filter and the first one-way valve are also connected in parallel with a hydrogen delivery branch pipe, and a second one-way valve is arranged on the hydrogen delivery branch pipe.
4. The oil-thermal solid-state hydrogen storage system according to claim 2, wherein: and a pneumatic valve is also arranged on the hydrogen conveying pipe, the pneumatic valve is positioned between the first temperature transmitter and the second cooling device, and a pneumatic branch pipe is also arranged between the pneumatic valve and the purging pipe.
5. The oil-thermal solid-state hydrogen storage system according to claim 1, wherein: and a third cooling device is also arranged on the diffusing pipe.
6. The oil-thermal solid-state hydrogen storage system according to claim 1, wherein: the solid hydrogen storage container is also wrapped with a heat insulation layer.
7. The oil-thermal solid-state hydrogen storage system according to claim 1, wherein: the hydrogen storage material in the solid hydrogen storage container is a magnesium alloy material.
8. The oil-thermal solid-state hydrogen storage system according to claim 1, wherein: the purging gas source is a nitrogen source.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121199648.8U CN215259208U (en) | 2021-05-31 | 2021-05-31 | Oil-heating type solid hydrogen storage system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121199648.8U CN215259208U (en) | 2021-05-31 | 2021-05-31 | Oil-heating type solid hydrogen storage system |
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| CN215259208U true CN215259208U (en) | 2021-12-21 |
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| CN202121199648.8U Active CN215259208U (en) | 2021-05-31 | 2021-05-31 | Oil-heating type solid hydrogen storage system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115264381A (en) * | 2022-07-05 | 2022-11-01 | 合肥通用机械研究院有限公司 | Safety monitoring system and monitoring method of solid hydrogen storage device |
| CN116558864A (en) * | 2023-07-05 | 2023-08-08 | 合肥通用机械研究院有限公司 | Solid-state hydrogen storage test system and test method thereof |
-
2021
- 2021-05-31 CN CN202121199648.8U patent/CN215259208U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115264381A (en) * | 2022-07-05 | 2022-11-01 | 合肥通用机械研究院有限公司 | Safety monitoring system and monitoring method of solid hydrogen storage device |
| CN115264381B (en) * | 2022-07-05 | 2024-02-02 | 合肥通用机械研究院有限公司 | Safety monitoring system and monitoring method for solid-state hydrogen storage device |
| CN116558864A (en) * | 2023-07-05 | 2023-08-08 | 合肥通用机械研究院有限公司 | Solid-state hydrogen storage test system and test method thereof |
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