CN100588938C - Hydrogen storing container hydrogen environment fatigue test system - Google Patents
Hydrogen storing container hydrogen environment fatigue test system Download PDFInfo
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- CN100588938C CN100588938C CN200810060100A CN200810060100A CN100588938C CN 100588938 C CN100588938 C CN 100588938C CN 200810060100 A CN200810060100 A CN 200810060100A CN 200810060100 A CN200810060100 A CN 200810060100A CN 100588938 C CN100588938 C CN 100588938C
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Abstract
The invention discloses a hydrogen container hydrogen environment fatigue test system. One end of a high pressure hydrogen container is respectively communicated with a test container and a low pressure hydrogen container through an explosion protection pressure reducing valve, a flow regulating control valve, a first normal open stop valve and a test container depressurizing valve; the low pressure hydrogen container is communicated with the other end of the high pressure hydrogen container through a booster pump; a pressure sensor and a cycle recording device are arranged between the first normal open stop valve and an atmospheric valve; the normal open stop valve, a pressure display and a standard pressure gauge are arranged between the test container and the normal open stop valve; onepath of an automatic control system operation console is respectively electrically connected with the booster pump and the pressure gauge through an excessive pressure controller; the other path of the automatic control system operation console is electrically connected with the atmospheric valve and the test container depressurizing valve. The high pressure hydrogen in the high pressure container is charged into the test container through the explosion protection pressure reducing valve and the flow regulating control valve, the explosion protection pressure reducing valve is closed when a set pressure is reached, the test container depressurizing valve is opened after maintaining the pressure for a while, and the hydrogen is depressurized into the low pressure container to complete a fatigue test cycle.
Description
Technical field
The present invention relates to the pressure vessel hydrogen environment fatigue test system, particularly a kind of hydrogen storing container hydrogen environment fatigue test system.
Background technology
Under the double factor effect that petroleum resources are in short supply and city environmental pollution is serious day by day, free of contamination hydrogen electrical automobile arises at the historic moment, the hydrogen electrical automobile of the hydrogen electrical automobile of the Hydrogen3 of Toyota Motor Corporation, General Motor corporation (GM) and Bayerische Motorne Werke Aktiengeellschaft development is comparative maturity all, its performance and the ability that continues have all reached the general-utility car performance, and one of crucial restraining factors are that the storaging and transport technology of hydrogen does not also reach industrialized requirement.Hydrogen storage technology has multiple at present: low-temperature liquefaction, alloy storage hydrogen, high-pressure hydrogen storing, organism Chu Qing etc. respectively have relative merits.Aspect automobile-used Chu Qing, the hydrogen electrical automobile of exploitation is taken as the leading factor with high-pressure hydrogen storing at present, generally adopts the above compound substance high-pressure hydrogen storage of 70Mpa to be the storage hydrogen storage equipment.The high-strength carbon fiber composite material pressure container with its lightweight, high strength, be convenient to move and be widely used on the aircraft such as space flight and aviation, aircraft, guided missile, along with being the hydrogen electrical automobile of power, the development of gas-fueled vehicles with clean energy resourcies such as hydrogen, rock gases, the compound substance high pressure vessel has little by little moved towards motor vehicles for civilian use.China's hydrogen electrical automobile is mainly based on composite material pressure container below the 35MPa and steel gas cylinder, and this can cause frequently filling hydrogen and serviceable life of reducing system, and efficient is not high yet.(charge and discharge hydrogen repeatedly, be subjected to oscillating load for a long time) because the special use occasion of such container and to the specific (special) requirements of safety and reliability (closely accompany with the people, must guarantee personal safety when mishap, the collision), its fatigue failure is inevitable, and does not also have the hydrogen environment fatigue test system of this class high-pressure hydrogen storage at present both at home and abroad.
Summary of the invention
The object of the present invention is to provide a kind of hydrogen environment fatigue test system of high-pressure hydrogen storage.
The technical solution used in the present invention is:
This system comprises high-pressure hydrogen storage and low pressure hydrogen storage vessel, an end of high-pressure hydrogen storage by explosion-proof reduction valve, regulate flowrate control valve, the first normal open stop valve, test chamber blowdown valve respectively with a plurality of test chambers in parallel, low pressure hydrogen storage vessel by high pressure resistant pipeline connection; The low pressure hydrogen storage vessel is communicated with the other end of high-pressure hydrogen storage through supercharge pump, retaining valve by the low pressure return pipeline, constitutes a closed circuit; On the pressure duct between the first normal open stop valve and the atmospheric valve, pressure transducer and cycle index device are installed; The second normal open stop valve and pressure display unit, master gauge are installed on the pressure piping between the test chamber and the first normal open stop valve; The external blow-down pipe of atmospheric valve; The superpressure controller of leading up to of robot control system(RCS) operator's console is connected through the Data Control line with supercharge pump, tensimeter respectively; Another road of robot control system(RCS) operator's console connects atmospheric valve and test chamber blowdown valve by data line.
Fatigue system experiment work district and personnel operation district are equipped with the test divider wall, are in the hole of safe divider wall around test chamber places.
The beneficial effect that the present invention has is:
1, this fatigue test system has the specific function of carrying out hydrogen environment fatigue test, and for hydrogen storage vessel, this is very important; And hydrogen medium can recycle, and can not produce environment and pollute.
2, this device design has special self-recording device record cycle index, and various operations realize automation mechanized operation, reduce error, increase reliability and security.
3, the experiment work district of hydrogen environment fatigue test system and personnel operation district are equipped with the test divider wall, in the hole of safe divider wall, guarantee the safety of testing equipment and operating personnel's safety around test chamber places.
Description of drawings
Accompanying drawing is a structural representation of the present invention.
Among the figure: 1. retaining valve, 2. supercharge pump, 3. high pressure vessel, 4. robot control system(RCS) operator's console, 5. explosion-proof reduction valve, 6. tensimeter, 7. the superpressure controller is 8. regulated flowrate control valve, 9. cycle index device, 10. atmospheric valve, 11. pressure transducer, 12. pressure display units, 13. test chambers, 14. test divider wall, 15. master gauge, 16. low pressure hydrogen storage vessels, 17. high pressure resistant pipelines, 18. the first normal open stop valve, 19. the low pressure return pipeline, 20. test chamber blowdown valves, 21. blow-down pipes, 22. the second normal open stop valve, 23. safe divider walls.
Embodiment
The present invention is further illustrated below in conjunction with accompanying drawing.
As shown in drawings, the present invention includes high-pressure hydrogen storage 3 and low pressure hydrogen storage vessel 16, an end of high-pressure hydrogen storage 3 is communicated with by high pressure resistant pipeline 17 with test chamber 13, the low pressure hydrogen storage vessel 16 of a plurality of parallel connections respectively by explosion-proof reduction valve 5, adjusting flowrate control valve 8, the first normal open stop valve 18, test chamber blowdown valve 20; Low pressure hydrogen storage vessel 16 is communicated with the other end of high-pressure hydrogen storage 3 through supercharge pump 2, retaining valve 1 by low pressure return pipeline 19, constitutes a closed circuit; On the pressure duct between the first normal open stop valve 18 and the atmospheric valve 10, pressure transducer 11 and cycle index device 9 are installed; The second normal open stop valve 22 and pressure display unit 12, master gauge 15 are installed on the pressure piping between the test chamber 13 and the first normal open stop valve 18; Atmospheric valve 10 external blow-down pipes 21; The superpressure controller 7 of leading up to of robot control system(RCS) operator's console 4 is connected through the Data Control line with supercharge pump 2, tensimeter 6 respectively; Another road of robot control system(RCS) operator's console 4 connects atmospheric valve 10 and test chamber blowdown valve 20 by data line.
Robot control system(RCS) operator's console 4 is provided with high pressure vessel 3 pressurizer buttons, and explosion-proof reduction valve 5 start buttons are regulated flowrate control valve 8 and regulated button, atmospheric valve 10 buttons, test chamber 13 blowdown valve buttons by the operation to these control knobs, reach torture test process circularly-supercharged, decompression.These control devices all can directly be bought in market.
Fatigue system experiment work district and personnel operation district are equipped with test divider wall 14, are in the hole of safe divider wall 23 around test chamber places.
Principle of work of the present invention is as follows:
With 70MPa, 35 liters compound substance high-pressure hydrogen storage fatigue test system is an example, in the high pressure vessel 3 is the high pressure hydrogen of 85MPa, when a torture test circulation begins to fill hydrogen, on operator's console, open explosion-proof reduction valve 5 according to the requirement of loading frequency, regulate flowrate control valve 8, begin to inflate to test chamber, be charged to and close explosion-proof reduction valve 5 when setting test pressure 70MPa, stop inflation, open test chamber blowdown valve 20 behind the pressurize certain hour, make the high pressure hydrogen in the test chamber 13 be discharged into low pressure hydrogen storage vessel 16, when being discharged into set pressure 0.5MPa, closing test container blowdown valve 20; Hydrogen in the low pressure vessel 16 does not stop to be pressed in the high pressure vessel 3 by supercharge pump 2, retaining valve 1, makes pressure continue to be increased to 85MPa, so finishes a torture test circulation; Cycle index as required moves in circles, up to the test chamber fatigue failure.When the pressure in the experiment container can't keep, illustrate that container begins to leak, can judge the container fatigue failure.Cycle index is by counter records in the test, the experiment work district of hydrogen environment fatigue test system and personnel operation district are equipped with test divider wall 14, around placing, test chamber, guarantees the safety of testing equipment and operating personnel's safety in the hole of safe divider wall 23.
Claims (2)
1, a kind of hydrogen storing container hydrogen environment fatigue test system, it is characterized in that: this system comprises high-pressure hydrogen storage (3) and low pressure hydrogen storage vessel (16), one end of high-pressure hydrogen storage (3) divides two the tunnel, the one tunnel to connect the 3rd normal open stop valve, connects tensimeter (6) behind the 3rd normal open stop valve again; Another road is connected in series the back with explosion-proof reduction valve (5), adjusting flowrate control valve (8) successively and divides two the tunnel, one the tunnel connects atmospheric valve (10), another Lu Zaifen two tunnel, one the tunnel connects low pressure hydrogen storage vessel (16) afterwards through test chamber blowdown valve (20), another road multichannel that is connected in parallel is connected to the test chamber (13) of the first normal open stop valve (18) respectively, and the second normal open stop valve and pressure display unit (12), master gauge (15) are installed on the pressure piping between the test chamber (13) and the first normal open stop valve (18); Low pressure hydrogen storage vessel (16) is communicated with the other end of high-pressure hydrogen storage (3) through supercharge pump (2), retaining valve (1) by low pressure return pipeline (19), constitutes a closed circuit; On the pressure duct between the first normal open stop valve (18) and the atmospheric valve (10), pressure transducer (11) and cycle index device (9) are installed; The external blow-down pipe of atmospheric valve (10) (21); The superpressure controller (7) of leading up to of robot control system(RCS) operator's console (4) is connected through the Data Control line with supercharge pump (2), tensimeter (6) respectively; Another road of robot control system(RCS) operator's console (4) connects atmospheric valve (10) and test chamber blowdown valve (20) by data line.
2, a kind of hydrogen storing container hydrogen environment fatigue test system according to claim 1 is characterized in that: fatigue system experiment work district and personnel operation district are equipped with test divider wall (14), are in the hole of safe divider wall (23) around test chamber places.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810060100A CN100588938C (en) | 2008-03-06 | 2008-03-06 | Hydrogen storing container hydrogen environment fatigue test system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200810060100A CN100588938C (en) | 2008-03-06 | 2008-03-06 | Hydrogen storing container hydrogen environment fatigue test system |
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| Publication Number | Publication Date |
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| CN101236138A CN101236138A (en) | 2008-08-06 |
| CN100588938C true CN100588938C (en) | 2010-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN200810060100A Expired - Fee Related CN100588938C (en) | 2008-03-06 | 2008-03-06 | Hydrogen storing container hydrogen environment fatigue test system |
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| CN (1) | CN100588938C (en) |
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| CN102384831B (en) * | 2011-11-04 | 2013-09-18 | 中国石油集团川庆钻探工程有限公司长庆固井公司 | Method for detecting high-pressure manifold piece and pressure container such as vertical tank and the like |
| CN104215513B (en) * | 2014-08-14 | 2016-06-29 | 合肥通用机械研究院 | High-pressure hydrogen embrittlement structure test device and test method |
| CN104502199A (en) * | 2014-12-03 | 2015-04-08 | 浙江大学 | Quick-open type material test device capable of providing temperature-controllable high-pressure hydrogen atmosphere |
| CN105651959A (en) * | 2014-12-08 | 2016-06-08 | 天津航天瑞莱科技有限公司 | Safety protection method of dangerous material in environment tests |
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| CN106018139B (en) * | 2016-06-28 | 2018-09-28 | 华南理工大学 | The fast-open type high pressure hydrogen environment fatigue of materials performance test apparatus of stationary seal |
| CN106153479B (en) * | 2016-06-28 | 2019-01-18 | 华南理工大学 | The fast-open type high pressure hydrogen environment fatigue of materials method for testing performance of stationary seal |
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| CN111610090A (en) * | 2020-04-21 | 2020-09-01 | 合肥通用机械研究院有限公司 | Pressure cycle test system and method for gas container |
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| CN116990164B (en) * | 2023-09-26 | 2023-12-15 | 北京海德利森科技有限公司 | Hydrogen storage bottle fatigue test system and test method |
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Granted publication date: 20100210 Termination date: 20110306 |