CN201159693Y - Hydrogen surroundings fatigue test system of hydrogen storage container - Google Patents
Hydrogen surroundings fatigue test system of hydrogen storage container Download PDFInfo
- Publication number
- CN201159693Y CN201159693Y CNU2008200839007U CN200820083900U CN201159693Y CN 201159693 Y CN201159693 Y CN 201159693Y CN U2008200839007 U CNU2008200839007 U CN U2008200839007U CN 200820083900 U CN200820083900 U CN 200820083900U CN 201159693 Y CN201159693 Y CN 201159693Y
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- Prior art keywords
- pressure
- valve
- hydrogen storage
- hydrogen
- test
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- 229910052739 hydrogen Inorganic materials 0.000 title claims abstract description 69
- 239000001257 hydrogen Substances 0.000 title claims abstract description 69
- UFHFLCQGNIYNRP-UHFFFAOYSA-N Hydrogen Chemical compound [H][H] UFHFLCQGNIYNRP-UHFFFAOYSA-N 0.000 title claims abstract description 66
- 238000009661 fatigue test Methods 0.000 title claims abstract description 15
- 238000012360 testing method Methods 0.000 claims abstract description 44
- 238000002474 experimental method Methods 0.000 claims description 6
- 150000001875 compounds Chemical class 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 150000002431 hydrogen Chemical class 0.000 description 3
- 230000001105 regulatory effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 229920000049 Carbon (fiber) Polymers 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- YZCKVEUIGOORGS-NJFSPNSNSA-N Tritium Chemical compound [3H] YZCKVEUIGOORGS-NJFSPNSNSA-N 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004917 carbon fiber Substances 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000006837 decompression Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000000452 restraining effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
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- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
The utility model discloses a hydrogen storage container hydrogen environment fatigue testing system; one end of the high-pressure hydrogen storage container is respectively communicated with the a test container and a low-pressure hydrogen storage container through an explosion-proof relief valve, a flow adjusting control valve, a first normal-open and a test container relief valve; the low-pressure hydrogen container is communicated with the other end of the high-pressure hydrogen storage container through a booster pump; a pressure sensor and a circulation recording device are arranged between the normal-open check valve and a vent valve; a normal-open check valve, a pressure indicator and a standard pressure gauge are arranged between the test container and the normal-open check valve; one path of the automatic system operating platform is electrically connected with the booster pump and the pressure gauge respectively through an overpressure controller; the other path is electrically connected with the vent valve and the test container relief valve; the high-pressure hydrogen in the high-pressure container is aerated to the test container through the explosion-proof relief and the flow adjusting control valve; the explosion-proof relief valve is closed when the set pressure is reached; the test container relief valve is opened after the pressure maintaining for a time period; the hydrogen is released to the low-pressure container so that a fatigue test cycle is finished.
Description
Technical field
The utility model 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 purpose of this utility model is to provide a kind of hydrogen environment fatigue test system of high-pressure hydrogen storage.
The technical solution adopted in the utility model 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 utlity model 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 utility model.
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
Below in conjunction with accompanying drawing the utility model is further described.
As shown in drawings, the utility model comprises high-pressure hydrogen storage 3 and low pressure hydrogen storage vessel 16, and 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 utility model 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), and 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); 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 |
|---|---|---|---|
| CNU2008200839007U CN201159693Y (en) | 2008-03-06 | 2008-03-06 | Hydrogen surroundings fatigue test system of hydrogen storage container |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200839007U CN201159693Y (en) | 2008-03-06 | 2008-03-06 | Hydrogen surroundings fatigue test system of hydrogen storage container |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201159693Y true CN201159693Y (en) | 2008-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200839007U Expired - Fee Related CN201159693Y (en) | 2008-03-06 | 2008-03-06 | Hydrogen surroundings fatigue test system of hydrogen storage container |
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| CN (1) | CN201159693Y (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102269674A (en) * | 2011-05-13 | 2011-12-07 | 南京工业大学 | Temperature control and explosion-proof integrated device for high-pressure hydrogen storage cylinder test |
| CN103712859A (en) * | 2012-09-29 | 2014-04-09 | 成都金福天下投资管理有限公司 | Test bench for detecting hydraulic pressure strength of bottle body |
| CN104007022A (en) * | 2014-06-11 | 2014-08-27 | 沈阳航天新光集团有限公司 | High-pressure hydraulic testing system |
| CN106855483A (en) * | 2016-12-23 | 2017-06-16 | 中国矿业大学 | Hydrogen Vapor Pressure fatigue rupture and hydrogen-induced delayed failure sensitivity test equipment and method |
| CN109781559A (en) * | 2018-12-23 | 2019-05-21 | 大连理工大学 | A kind of liquefied petroleum gas cylinder fatigue test system and its test method |
-
2008
- 2008-03-06 CN CNU2008200839007U patent/CN201159693Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102269674A (en) * | 2011-05-13 | 2011-12-07 | 南京工业大学 | Temperature control and explosion-proof integrated device for high-pressure hydrogen storage cylinder test |
| CN103712859A (en) * | 2012-09-29 | 2014-04-09 | 成都金福天下投资管理有限公司 | Test bench for detecting hydraulic pressure strength of bottle body |
| CN104007022A (en) * | 2014-06-11 | 2014-08-27 | 沈阳航天新光集团有限公司 | High-pressure hydraulic testing system |
| CN106855483A (en) * | 2016-12-23 | 2017-06-16 | 中国矿业大学 | Hydrogen Vapor Pressure fatigue rupture and hydrogen-induced delayed failure sensitivity test equipment and method |
| CN106855483B (en) * | 2016-12-23 | 2020-02-14 | 中国矿业大学 | Hydrogen pressure fatigue fracture and hydrogen induced hysteresis fracture sensitivity test device and method |
| CN109781559A (en) * | 2018-12-23 | 2019-05-21 | 大连理工大学 | A kind of liquefied petroleum gas cylinder fatigue test system and its test method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081203 Termination date: 20100306 |