CN210345002U - Solid hydrogen storage device - Google Patents
Solid hydrogen storage device Download PDFInfo
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- CN210345002U CN210345002U CN201920706509.6U CN201920706509U CN210345002U CN 210345002 U CN210345002 U CN 210345002U CN 201920706509 U CN201920706509 U CN 201920706509U CN 210345002 U CN210345002 U CN 210345002U
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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 a solid hydrogen storage device, which comprises a tank body; the tank body comprises an inner tank and an outer tank, the inner tank is arranged in the outer tank, and a closed hydrogen storage cavity is formed between the inner tank and the outer tank; a plurality of partition plates are arranged between the inner tank and the outer tank in a radioactive distribution manner, and the partition plates divide the hydrogen storage cavity into honeycombs; the inner tank is respectively provided with a liquid inlet and a liquid outlet, a double-spiral flow passage is arranged in the inner tank, two ports of the flow passage are respectively communicated with the liquid inlet and the liquid outlet, and the liquid inlet and the liquid outlet penetrate through the outer tank to extend out; the medium is filled in the flow passage and exchanges heat with hydrogen stored in the hydrogen storage cavity to cool or heat the hydrogen; the medium is cooling liquid or hot liquid; the outer tank is provided with a hydrogen inlet/outlet which is communicated with the hydrogen storage cavity. The design is reasonable, the structure is simple, and when absorbing hydrogen, the gas temperature is effectively reduced, the hydrogen injection time is shortened, and the hydrogen is effectively absorbed; in the hydrogen releasing process, the hydrogen is released rapidly, and the hydrogen releasing depth can reach more than 80 percent.
Description
Technical Field
The invention belongs to the technical field of hydrogen storage, and particularly relates to a solid hydrogen storage device.
Background
Energy problems and environmental problems are two major problems facing mankind in the twenty-first century. The excessive exploitation of energy resources such as petroleum and coal leaves little non-renewable resources, and the data shows that the petroleum in the world is only used by human for 40 years. Meanwhile, the environment is greatly damaged due to the excessive utilization of energy resources such as petroleum, coal and the like, and in the case of carbon dioxide, the emission of carbon dioxide in China is increased from 14.6 million tons in 1980 to 64.99 million tons in 2007, which becomes the first major carbon dioxide emitting country in the world. Therefore, the development of new energy sources which are energy-saving, environment-friendly and renewable is an urgent problem to be solved. The fuel cell is known as the "future energy star" and is an environmental protection energy source, which converts the chemical energy of fuel such as coal gas, hydrogen gas and the like into electric energy through chemical reaction. Therefore, hydrogen is the most common element in nature, the resource is endless, the problem of exhaustion does not exist, the energy density of the hydrogen is high, the reaction product is water, and the market of the hydrogen is wide. It is important to store and transport.
In the general solid hydrogen storage, when the hydrogen absorption temperature of ① is higher than 145 ℃, 20 ℃ water bath is needed, the operation is troublesome, the implementation difficulty of a large gas cylinder is high, and the hydrogen release depth of ② is limited by the temperature.
Disclosure of Invention
The utility model provides a safe efficient solid-state hydrogen storage device.
The technical scheme of the utility model:
a solid hydrogen storage device comprises a tank body; the tank body comprises an inner tank and an outer tank, the inner tank is arranged in the outer tank, and a closed hydrogen storage cavity is formed between the inner tank and the outer tank; a plurality of partition plates are arranged between the inner tank and the outer tank in a radioactive distribution manner, and the partition plates divide the hydrogen storage cavity into honeycombs; the inner tank is respectively provided with a liquid inlet and a liquid outlet, a double-spiral flow passage is arranged in the inner tank, two ports of the flow passage are respectively communicated with the liquid inlet and the liquid outlet, and the liquid inlet and the liquid outlet penetrate through the outer tank to extend out; the medium is filled in the flow passage and exchanges heat with hydrogen stored in the hydrogen storage cavity to cool or heat the hydrogen; the medium is cooling liquid or hot liquid; the outer tank is provided with a hydrogen inlet/outlet which is communicated with the hydrogen storage cavity.
When storing hydrogen (the hydrogen absorption temperature is more than 145 ℃), cooling is needed when a large amount of heat is generated, the heat exchange device is used for refrigerating, the gas temperature is effectively reduced, and the hydrogen injection time is shortened, so that hydrogen is effectively absorbed; during hydrogen release, a large amount of heat is needed, and the heat exchange device heats, so that the rapid hydrogen release is realized, and the hydrogen release depth can reach more than 80%; the safety and the high efficiency are realized; the design of the honeycomb-shaped hydrogen storage cavity is beneficial to efficiently finishing the heat exchange work during the hydrogenation and hydrogen desorption; the double-spiral flow passage structure effectively saves the flow passage space and ensures uniform water flow; the heat exchange work can be efficiently completed. The device is used together with a fuel cell, and the heat exchange device utilizes the waste heat of the fuel cell to heat.
The technical proposal is further improved and refined, the hydrogen storage device also comprises a tank shell, the shell is covered on the outer tank and is communicated with the storage cavity and the inner cavity of the tank shell through a hydrogen suction/discharge port; an outer opening is formed in the tank shell.
The technical scheme is further improved and refined, the outer tank consists of a sealing cover and a large cylinder, the inner tank consists of a sealing cover and a small cylinder, the small cylinder is arranged in the large cylinder and concentrically distributed, the sealing covers are arranged at the same side ends of the large cylinder and the small cylinder and are respectively connected with the small cylinder and the large cylinder in a sealing way, the other end of the small cylinder is sealed, and the other end of the large cylinder is opened to form a hydrogen sucking/discharging port; the plurality of partition plates are distributed in a radioactive mode around the small cylinder for one circle and are respectively fixedly connected with the small cylinder and the large cylinder; the tank body shell is covered on the outer side of the large cylinder and is in sealing contact with the large cylinder, and the outer opening is opposite to the hydrogen sucking/discharging port; a flow channel column is arranged in the small cylinder, the flow channel column penetrates through the sealing cover to extend out, a double-spiral groove is formed in the part, located in the small cylinder, of the flow channel column, and forms a double-spiral flow channel together with the small cylinder, the liquid inlet and the liquid outlet are respectively formed in the part, located outside the small cylinder, of the flow channel column, and the liquid inlet and the liquid outlet respectively penetrate through the flow channel column to be communicated with the two ends of the double-.
The technical scheme is further improved and refined, and the large cylinder, the small cylinder and the partition plate are integrally formed; the operation is convenient.
The technical scheme is further improved and refined, and the shell of the tank body is made of stainless steel or high-strength alloy steel.
The technical scheme is further improved and refined, and the large cylinder, the small cylinder and the partition plate are all made of aluminum or other materials with high heat and cold conduction performance.
The utility model has the advantages of reasonable design, simple structure, effective reduction of gas temperature, shortened hydrogen injection time and effective hydrogen absorption when absorbing hydrogen; in the hydrogen releasing process, the hydrogen is released rapidly, and the hydrogen releasing depth can reach more than 80 percent.
Drawings
FIG. 1 is a sectional view of a solid-state hydrogen storage device.
In the figure, a sealing cover 1, a large cylinder 2, a small cylinder 3, a hydrogen suction/discharge port 4, a clapboard 5, a tank shell 6, an outer opening 7, a coil pipe 8, a liquid inlet 9 and a liquid outlet 10 are arranged.
Detailed Description
As shown in the figure, the solid hydrogen storage device is characterized by comprising a tank body and a heat exchange device; the outer tank is composed of a sealing cover 1 and a large cylinder 2 together, the inner tank is composed of a sealing cover 1 and a small cylinder 3 together, the small cylinder 2 is arranged in the large cylinder 2 and distributed concentrically, the sealing cover 1 is arranged at the same side ends of the large cylinder 2 and the small cylinder 3 and is respectively connected with the small cylinder 2 and the large cylinder 2 in a sealing way, the other end of the small cylinder 2 is sealed, and the other end of the large cylinder 2 is opened, namely a hydrogen suction/discharge port 4; a plurality of partition plates 5 are radially distributed around the small cylinder 2, and the partition plates 5 are fixedly connected with the small cylinder 2 and the large cylinder 2 respectively; the hydrogen storage device also comprises a tank shell 6, the tank shell 6 covers the outer side of the large cylinder 2 and is in sealing contact with the large cylinder 2, the hydrogen intake/discharge port 4 is communicated with the storage cavity and the inner cavity of the tank shell 6, the tank shell 6 is provided with an outer port 7, and the outer port 7 is over against the hydrogen intake/discharge port 4; a flow passage column 8 is arranged in the small cylinder 3, the flow passage column 8 penetrates through the sealing cover 1 to extend out, a double-spiral groove is formed in the part, located in the small cylinder 3, of the flow passage column 8, and forms a double-spiral flow passage together with the small cylinder 3, a liquid inlet 9 and a liquid outlet 10 are respectively arranged on the part, located outside the small cylinder, of the flow passage column 8, and the liquid inlet 9 and the liquid outlet 10 respectively penetrate through the flow passage column 8 and are communicated with two ends of the double-spiral; the medium flows in from the liquid inlet 9, and the liquid outlet 10 flows out, so as to cool or heat the hydrogen; the medium is cooling liquid or hot liquid; the large cylinder 2, the small cylinder 3 and the partition plate 5 are integrally formed; the tank body shell 6 is made of stainless steel or high-strength alloy steel; the large cylinder 2, the small cylinder 3 and the partition plate 5 are all made of aluminum or other materials with high heat and cold conduction performance.
The above disclosure is only for the preferred embodiment of the present invention, but not intended to limit itself, and any changes and modifications made by those skilled in the art without departing from the spirit of the present invention shall fall within the protection scope of the present invention.
Claims (6)
1. A solid hydrogen storage device is characterized by comprising a tank body; the tank body comprises an inner tank and an outer tank, the inner tank is arranged in the outer tank, and a closed hydrogen storage cavity is formed between the inner tank and the outer tank; a plurality of partition plates are arranged between the inner tank and the outer tank in a radioactive distribution manner, and the partition plates divide the hydrogen storage cavity into honeycombs; the inner tank is respectively provided with a liquid inlet and a liquid outlet, a double-spiral flow passage is arranged in the inner tank, two ports of the flow passage are respectively communicated with the liquid inlet and the liquid outlet, and the liquid inlet and the liquid outlet penetrate through the outer tank to extend out; the medium is filled in the flow passage and exchanges heat with hydrogen stored in the hydrogen storage cavity to cool or heat the hydrogen; the medium is cooling liquid or hot liquid; the outer tank is provided with a hydrogen inlet/outlet which is communicated with the hydrogen storage cavity.
2. The solid-state hydrogen storage device according to claim 1, further comprising a tank housing covering the outer tank and communicating the storage chamber with the inner chamber of the tank housing through the hydrogen suction/discharge port; an outer opening is formed in the tank shell.
3. The solid-state hydrogen storage device according to claim 2, wherein the outer tank is formed by a sealing cover and a large cylinder, the inner tank is formed by a sealing cover and a small cylinder, the small cylinder is arranged in the large cylinder and concentrically distributed, the sealing cover is arranged at the same side end of the large cylinder and the small cylinder and is respectively connected with the small cylinder and the large cylinder in a sealing way, the other end of the small cylinder is sealed, and the other end of the large cylinder is open and is a hydrogen sucking/discharging port; the plurality of partition plates are distributed in a radioactive mode around the small cylinder for one circle and are respectively fixedly connected with the small cylinder and the large cylinder; the tank body shell is covered on the outer side of the large cylinder and is in sealing contact with the large cylinder, and the outer opening is opposite to the hydrogen sucking/discharging port; a flow channel column is arranged in the small cylinder, the flow channel column penetrates through the sealing cover to extend out, a double-spiral groove is formed in the part, located in the small cylinder, of the flow channel column, and forms a double-spiral flow channel together with the small cylinder, the liquid inlet and the liquid outlet are respectively formed in the part, located outside the small cylinder, of the flow channel column, and the liquid inlet and the liquid outlet respectively penetrate through the flow channel column to be communicated with the two ends of the double-.
4. The solid state hydrogen storage device of claim 3, wherein the large cylinder, the small cylinder and the partition are integrally formed.
5. The solid state hydrogen storage device of claim 2, wherein the material of the shell of the canister is stainless steel or high strength alloy steel.
6. The solid-state hydrogen storage device of claim 4, wherein the large cylinder, the small cylinder and the partition are made of aluminum.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920706509.6U CN210345002U (en) | 2019-05-17 | 2019-05-17 | Solid hydrogen storage device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920706509.6U CN210345002U (en) | 2019-05-17 | 2019-05-17 | Solid hydrogen storage device |
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| Publication Number | Publication Date |
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| CN210345002U true CN210345002U (en) | 2020-04-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920706509.6U Active CN210345002U (en) | 2019-05-17 | 2019-05-17 | Solid hydrogen storage device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111609310A (en) * | 2020-07-01 | 2020-09-01 | 杭州氢源科技有限公司 | Hydrogen supply device and method for mobile hydrogen filling station |
| JP7379266B2 (en) | 2020-04-22 | 2023-11-14 | 那須電機鉄工株式会社 | Automatic opening/closing shutter structure for hydrogen storage alloy tank storage equipment |
-
2019
- 2019-05-17 CN CN201920706509.6U patent/CN210345002U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP7379266B2 (en) | 2020-04-22 | 2023-11-14 | 那須電機鉄工株式会社 | Automatic opening/closing shutter structure for hydrogen storage alloy tank storage equipment |
| CN111609310A (en) * | 2020-07-01 | 2020-09-01 | 杭州氢源科技有限公司 | Hydrogen supply device and method for mobile hydrogen filling station |
| CN111609310B (en) * | 2020-07-01 | 2022-04-05 | 杭州氢源科技有限公司 | Hydrogen supply device and method for mobile hydrogen filling station |
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