CN1987193A - Warning device for hydrogen safety security - Google Patents
Warning device for hydrogen safety security Download PDFInfo
- Publication number
- CN1987193A CN1987193A CNA2006101554378A CN200610155437A CN1987193A CN 1987193 A CN1987193 A CN 1987193A CN A2006101554378 A CNA2006101554378 A CN A2006101554378A CN 200610155437 A CN200610155437 A CN 200610155437A CN 1987193 A CN1987193 A CN 1987193A
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- Prior art keywords
- pressure
- hydrogen
- safety
- hydrogen storage
- sealing shell
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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
Abstract
A safeguard with alarm function for high-pressure H2 container is composed of anti-impact unit at both end of said high-pressure H2 container, a safety valve able to be automatically opened when H2 pressure is too high, a high-safety fuse able to be fused when ambient temp is too high (fire accident for example) for releasing H2, and a pressure sensor for detecting the leakage of H2.
Description
Technical field
The present invention relates to be used for flammable explosive gas safety guarantee warning device, particularly relate to a kind of warning device for hydrogen safety security.
Background technique
Hydrogen Energy is because of it cleans, can be recycled, an inexhaustible main developing direction that is used as Future New Energy Source, and be mainly used in automotive field, at present huge fund research and development hydrogen electrical automobile is all thrown by each big automobile production company of the world, and plans 2012 Annual output and reach more than 1,000,000; Except that price, the rideability of hydrogen electrical automobile is identical with general-utility car, and development potentiality is huge.The safety in transportation and storage of hydrogen is one of core technology of hydrogen electrical automobile, mainly contain storage hydrogen modes such as low temperature, absorption, high pressure, carbon nano-tube at present, wherein high-pressure hydrogen storing with its directly, simple, convenient, low, the easy industrialization of cost and occupy very big advantage, therefore the hydrogen electrical automobile mainly adopts the above high-pressure hydrogen storage of 70Mpa at present.High-pressure hydrogen storing has certain risk, in case blast, consequence is very serious.But if reliable safety guarantee technology and correct operating specification are arranged, high-pressure hydrogen storage is foolproof.Pressurized container has the safety coefficient more than 3 times, really the container that lost efficacy owing to strength deficiency is few, be because factors such as fatigue, crack propagation, corrosion cause container to lose efficacy more than 95%, these factors are difficult to real-time monitoring, when all wishing to cause danger, the inside and outside important pressurized container in native land can realize automatic warning, and have the safety convenience instrument that can in time handle, make container have the safety guarantee of " only leaking not quick-fried ".
Both at home and abroad the safety guarantee technology mainly contain NISSAN MOTOR CO.LTD " Fuel cell systemand its control method " (2003-042587); Matovich, Edwin (Brea, CA) " Fluid-wallreactor for high temperature chemical reaction processes " 4199545, this patent describes the convenient technology that realizes safe on-line monitoring of laminated vessel structure of utilizing in detail; " Compositepressure vessel for a nuclear environment " (4986112) of Hopkins et al have also been introduced the interlayer gap monitoring liner that adopts multi-layer structure and have been sealed the technology that whether lost efficacy; It is too complicated that 86108606 " the novel pressure vessel safety monitoring and protecting devices " of Zhu Guohui etc., these structures have, and what have is not exclusively used in hydrogen.The inventor proposes a kind of design that is used for warning device for hydrogen safety security through studying for a long period of time, simple and practical.
Summary of the invention
The object of the present invention is to provide a kind of warning device for hydrogen safety security.
The technical solution adopted for the present invention to solve the technical problems is:
The high-pressure hydrogen storage outlet port is provided with safety alarm device; Described safety alarm device comprises the safety valve that is installed on the pedestal, automatically controlled Decompression valves, fusible plug composition; Charge and discharge the hydrogen interface and be positioned on the pedestal, and the mutual UNICOM of system that forms with safety valve, automatically controlled Decompression valves, fusible plug, high-pressure hydrogen storage mouth respectively; Automatically controlled Decompression valves is associated in as conjoint outlet by threeway with the outlet of safety valve, automatically controlled Decompression valves be contained in after hydrogen on the high-pressure hydrogen storage and pressure transducer be connected to the signal transmitting device by signal connecting line respectively, be connected to and focus on device, focus on indicator and operating table are installed on the device.
The bearing course outside of high-pressure hydrogen storage is provided with sealing shell; the sealing shell inboard is processed with the groove of UNICOM in length and breadth; the Anti-bumping protection layer is arranged on two end part, the sealing shell outside, and hydrogen and pressure transducer pass on the sealing shell that sealing shell is arranged on high-pressure hydrogen storage.
The present invention compares with background technique, and the useful effect that has is:
1. any inefficacy of high-pressure hydrogen storage focce-bearing layer all can make hydrogen medium be detected by hydrogen sensor or detect by the sealing shell pressure sensor by leaking in the sealing shell, thereby makes the respective handling measure, avoids major accident to take place.
2. designed anti-collision device makes container have fine impact resistance, improves the impact resistance performance of container.Designed safety convenience instrument, when the hydrogen pressure in the high-pressure hydrogen storage surpassed the setting value of safety valve, safety valve can be opened automatically, the hydrogen in the high-pressure hydrogen storage is discharged by threeway, thereby guarantee high-pressure hydrogen storage safety; When fire alarm takes place container for a certain reason, when perhaps container was in temperature and is higher than the temperature that fusible plug sets, fusible plug can melt, thereby makes High Pressure Hydrogen be able to quick pressure releasing; When high-pressure hydrogen storage runs into urgency beyond the above situation, can instruct automatically controlled Decompression valves Open valve safety relief by operating table.There is time enough to carry out emergency processings such as pressure release, cut-out hydrogen source.
3. safety ensures that warning device guarantees that high-pressure hydrogen storage in use has the only not quick-fried outstanding Security of leakage, has thoroughly changed the possibility that there is unexpected explosion in high-pressure hydrogen storage.
Description of drawings
Fig. 1 is a structural principle schematic representation of the present invention.
Fig. 2 is the A enlarged view of Fig. 1.
Among the figure: 1. threeway, 2. indicator, 3. operating table, 4. Centralized Controller; 5. signal transmitting device, 6. safety valve, 7. high-pressure hydrogen storage; 8. charge and discharge the hydrogen interface, 9. gasket seal, 10. fusible plug; 11. hold-down bolt, 12. check washers, 13. automatically controlled Decompression valvess; 14. hydrogen and pressure transducer, 15. Anti-bumping protection layers, 16. vertical-horizontal slots; 17. sealing shell, 18. bearing courses, 19. pedestals.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
Shown in accompanying drawing 1,2, the present invention is provided with safety alarm device in high-pressure hydrogen storage 7 outlet ports; Described safety alarm device comprises safety valve 6, automatically controlled Decompression valves 13, fusible plug 10 compositions that are installed on the pedestal 19.Fusible plug 10 is fixed on the pedestal 19 by hold-down bolt 11 and gasket seal 9, and 19 of hold-down bolt 11 and pedestals are provided with the anti-pad 12 that send; Charge and discharge hydrogen interface 8 and be positioned on the pedestal 19, and respectively with the mutual UNICOM of system of safety valve 6, automatically controlled Decompression valves 13, fusible plug 10,7 mouthfuls of compositions of high-pressure hydrogen storage; Automatically controlled Decompression valves 13 is associated in as conjoint outlet by threeway 1 with the outlet of safety valve 6, automatically controlled Decompression valves 13 be contained in after hydrogen on the high-pressure hydrogen storage 7 and pressure transducer 14 be connected to signal transmitting device 5 by signal connecting line respectively, be connected to and focus on device 4, focus on indicator 2 and operating table 3 are installed on the device 4.
The bearing course outside of high-pressure hydrogen storage 7 is provided with sealing shell 17; sealing shell 17 inboards are processed with the groove 16 of UNICOM in length and breadth; Anti-bumping protection layer 15 is arranged on two end part, sealing shell 17 outside, and hydrogen and pressure transducer 14 pass on the sealing shell 17 that sealing shell 17 is arranged on high-pressure hydrogen storage 7.
Alarm principle of the present invention is as follows: when the hydrogen pressure in the high-pressure hydrogen storage 7 surpassed the setting value of safety valve 6, safety valve 6 can be opened automatically, made the hydrogen in the high-pressure hydrogen storage 7 be discharged to place of safety by threeway 1, thereby guaranteed high-pressure hydrogen storage 7 safety; When fire alarm takes place container for a certain reason, when perhaps container was in temperature and is higher than the temperature that fusible plug 10 sets, fusible plug 10 can melt, thereby makes High Pressure Hydrogen be able to quick pressure releasing; Urgency beyond high-pressure hydrogen storage 7 runs into above situation can be by the automatically controlled Decompression valves 13 Open valve safety reliefs of operating table 3 instructions.
Because the use condition of high-pressure hydrogen storage varies, some high-pressure hydrogen storage causes bearing course 18 to leak for a certain reason, the hydrogen that leaks can make sealing shell 17 internal pressures of sealing raise, be detected by hydrogen and pressure transducer 14 by the groove 16 of mutual UNICOM, after this signal is handled by Centralized Controller 4, can make corresponding safe handling measure immediately, as pressure release, cut-out hydrogen source etc., guarantee high-pressure hydrogen storage 7 safe handlings.
High-pressure hydrogen storage adopts high-intensity aluminum alloy to make the thin-walled liner, adopts the prestressing force inclination angle to twine the high-strength carbon fiber composite material, constitutes equal strength cylindrical shell focce-bearing layer, characteristics in light weight, that intensity is high, curing deformation is little that this structure has; The airtight refractory protection of outer covering, protection housing inboard is provided with wide 10mm, the groove that is communicated with in length and breadth below the dark 1mm outside this, and the end is provided with the impact resistance protective layer, constitutes high-pressure hydrogen storage.Some high-pressure hydrogen storages cause bearing course to leak for a certain reason, the hydrogen that leaks can make the sealing shell pressure of sealing raise, be detected by hydrogen and pressure transducer by the groove of mutual UNICOM, after this signal is handled by Centralized Controller, in time make corresponding processing, try to gain time precious to one and carry out various processing, as open the emergency decompression valve, cut off hydrogen source or the like, and the serious accident of the unexpected explosion of unlikely generation, reach the safe failure mode of " only leaking not quick-fried ", reliability improves greatly.
Centralized Controller CPU is the intelligent display module that contains single-chip microcomputer, LCD, as the intelligent display module of being made up of liquid crystal display terminals such as NS-580G, BS-5310 and PIC12CXXX series monolithic.The signal transmitting device is the transmitter of 4-20mA or 0-12V, as LSD-VA gravity flow voltage and current signal transmitter.
Safety ensures that warning device has designed anti-collision device in two ends of high-pressure hydrogen storage, makes container have fine impact resistance, improves the impact resistance performance of container.Also designed the hydrogen safety security device, when the hydrogen pressure in the high-pressure hydrogen storage surpassed the setting value of safety valve, safety valve can be opened automatically, made the hydrogen in the high-pressure hydrogen storage be discharged to place of safety by threeway, thereby guaranteed high-pressure hydrogen storage safety; When fire alarm takes place container for a certain reason, when perhaps container was in temperature and is higher than the temperature that fusible plug sets, fusible plug can melt, thereby makes High Pressure Hydrogen be able to quick pressure releasing; When high-pressure hydrogen storage runs into urgency beyond the above situation, can instruct automatically controlled Decompression valves Open valve safety relief by operating table.As long as in time take measures, system just can guarantee safety.
Above-mentioned embodiment is used for the present invention that explains, rather than limits the invention, and in the protection domain of spirit of the present invention and claim, any modification and change to the present invention makes all fall into protection scope of the present invention.
Claims (2)
1. warning device for hydrogen safety security, it is characterized in that: high-pressure hydrogen storage (7) outlet port is provided with safety alarm device; Described safety alarm device comprises the safety valve (6) that is installed on the pedestal (19), automatically controlled Decompression valves (13), fusible plug (10) composition; Charge and discharge hydrogen interface (8) and be positioned on the pedestal (19), and respectively with safety valve (6), automatically controlled Decompression valves (13), fusible plug (10), high-pressure hydrogen storage (7) mouthful mutual UNICOM of system that forms; Automatically controlled Decompression valves (13) is associated in as conjoint outlet by threeway (1) with the outlet of safety valve (6), automatically controlled Decompression valves (13) be contained in after hydrogen on the high-pressure hydrogen storage (7) and pressure transducer (14) be connected to signal transmitting device (5) by signal connecting line respectively, be connected to and focus on device (4), focus on device (4) and go up installation indicator (2) and operating table (3).
2. warning device for hydrogen safety security according to claim 1; it is characterized in that: the bearing course outside of high-pressure hydrogen storage (7) is provided with sealing shell (17); sealing shell (17) inboard is processed with the groove of UNICOM (16) in length and breadth; Anti-bumping protection layer (15) is arranged on two end part, sealing shell (17) outside, and hydrogen and pressure transducer (14) pass on the sealing shell (17) that sealing shell (17) is arranged on high-pressure hydrogen storage (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101554378A CN100419335C (en) | 2006-12-25 | 2006-12-25 | Warning device for hydrogen safety security |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB2006101554378A CN100419335C (en) | 2006-12-25 | 2006-12-25 | Warning device for hydrogen safety security |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1987193A true CN1987193A (en) | 2007-06-27 |
| CN100419335C CN100419335C (en) | 2008-09-17 |
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ID=38184087
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB2006101554378A Expired - Fee Related CN100419335C (en) | 2006-12-25 | 2006-12-25 | Warning device for hydrogen safety security |
Country Status (1)
| Country | Link |
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| CN (1) | CN100419335C (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103047537A (en) * | 2012-12-19 | 2013-04-17 | 湖北三江航天红阳机电有限公司 | LNG (Liquefied Natural Gas) explosion-proof gas supply control system of yacht |
| CN103574287A (en) * | 2012-08-01 | 2014-02-12 | 乔治洛德方法研究和开发液化空气有限公司 | Pressure control method and pressure control device in hydrogen tank |
| CN104279423A (en) * | 2014-09-23 | 2015-01-14 | 中广核中科海维科技发展有限公司 | Liquid ammonia storage safety alarm device |
| CN104289162A (en) * | 2014-09-25 | 2015-01-21 | 中国石油化工股份有限公司 | Temperature-sensing pressure-sensing anti-explosion device |
| CN105909973A (en) * | 2016-05-11 | 2016-08-31 | 中国工程物理研究院激光聚变研究中心 | Anti-explosion device for glass partition stored in vacuum environment |
| CN105927858A (en) * | 2016-05-11 | 2016-09-07 | 中国工程物理研究院激光聚变研究中心 | Explosion prevention method for glass partition plates placed in vacuum environment |
| CN106524217A (en) * | 2015-09-12 | 2017-03-22 | 朱天悦 | Gas anti-explosion safety device |
| CN112050091A (en) * | 2020-09-08 | 2020-12-08 | 上海氢枫能源技术有限公司 | Protection method for normal operation of hydrogenation machine |
| CN113390015A (en) * | 2020-03-11 | 2021-09-14 | 中国石油化工股份有限公司 | Skid-mounted hydrogenation station and micro-positive pressure protection method thereof |
| DE102021101203B3 (en) | 2021-01-21 | 2022-03-31 | Audi Aktiengesellschaft | Energy storage arrangement for a motor vehicle and motor vehicle with such an energy storage arrangement |
| CN114370597A (en) * | 2022-01-17 | 2022-04-19 | 南京工业大学 | High-safety intelligent hydrogen storage device and manufacturing and using methods thereof |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US4199545A (en) * | 1975-08-20 | 1980-04-22 | Thagard Technology Company | Fluid-wall reactor for high temperature chemical reaction processes |
| CN1005924B (en) * | 1986-12-22 | 1989-11-29 | 浙江大学 | Safety monitoring and protecting system used for pressurized containers |
| US4986112A (en) * | 1988-11-02 | 1991-01-22 | Atomic Energy Of Canada Ltd. | Composite pressure vessel for a nuclear environment |
| CN2570597Y (en) * | 2002-09-10 | 2003-09-03 | 章以露 | Combustion gas storage cylinder automatic monitoring aerating apparatus |
| CN200986102Y (en) * | 2006-12-25 | 2007-12-05 | 浙江大学 | Hydrogen safety control alarming device |
-
2006
- 2006-12-25 CN CNB2006101554378A patent/CN100419335C/en not_active Expired - Fee Related
Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103574287B (en) * | 2012-08-01 | 2016-12-28 | 乔治洛德方法研究和开发液化空气有限公司 | For the method and apparatus controlling the pressure in hydrogen tank |
| CN103574287A (en) * | 2012-08-01 | 2014-02-12 | 乔治洛德方法研究和开发液化空气有限公司 | Pressure control method and pressure control device in hydrogen tank |
| CN103047537B (en) * | 2012-12-19 | 2015-09-02 | 湖北三江航天红阳机电有限公司 | The explosion-proof air feed control system of a kind of yacht LNG |
| CN103047537A (en) * | 2012-12-19 | 2013-04-17 | 湖北三江航天红阳机电有限公司 | LNG (Liquefied Natural Gas) explosion-proof gas supply control system of yacht |
| CN104279423A (en) * | 2014-09-23 | 2015-01-14 | 中广核中科海维科技发展有限公司 | Liquid ammonia storage safety alarm device |
| CN104289162A (en) * | 2014-09-25 | 2015-01-21 | 中国石油化工股份有限公司 | Temperature-sensing pressure-sensing anti-explosion device |
| CN106524217A (en) * | 2015-09-12 | 2017-03-22 | 朱天悦 | Gas anti-explosion safety device |
| CN105927858A (en) * | 2016-05-11 | 2016-09-07 | 中国工程物理研究院激光聚变研究中心 | Explosion prevention method for glass partition plates placed in vacuum environment |
| CN105909973A (en) * | 2016-05-11 | 2016-08-31 | 中国工程物理研究院激光聚变研究中心 | Anti-explosion device for glass partition stored in vacuum environment |
| CN105927858B (en) * | 2016-05-11 | 2017-12-15 | 中国工程物理研究院激光聚变研究中心 | A kind of anti-blasting method for the glass partition for being placed on vacuum environment |
| CN113390015A (en) * | 2020-03-11 | 2021-09-14 | 中国石油化工股份有限公司 | Skid-mounted hydrogenation station and micro-positive pressure protection method thereof |
| CN112050091A (en) * | 2020-09-08 | 2020-12-08 | 上海氢枫能源技术有限公司 | Protection method for normal operation of hydrogenation machine |
| DE102021101203B3 (en) | 2021-01-21 | 2022-03-31 | Audi Aktiengesellschaft | Energy storage arrangement for a motor vehicle and motor vehicle with such an energy storage arrangement |
| CN114370597A (en) * | 2022-01-17 | 2022-04-19 | 南京工业大学 | High-safety intelligent hydrogen storage device and manufacturing and using methods thereof |
Also Published As
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| CN100419335C (en) | 2008-09-17 |
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Granted publication date: 20080917 Termination date: 20101225 |