CN217953861U - High-low temperature pressure fatigue test system for solid hydrogen storage container - Google Patents
High-low temperature pressure fatigue test system for solid hydrogen storage container Download PDFInfo
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- CN217953861U CN217953861U CN202222155053.3U CN202222155053U CN217953861U CN 217953861 U CN217953861 U CN 217953861U CN 202222155053 U CN202222155053 U CN 202222155053U CN 217953861 U CN217953861 U CN 217953861U
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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 discloses a high and low temperature pressure fatigue test system for a solid hydrogen storage container; wherein the outlet of the device, the pneumatic valve at the rear end of the booster pump, the pneumatic valve before the workpiece, the inlet of the solid hydrogen storage container, the outlet of the solid hydrogen storage container, the pneumatic valve after the workpiece, the recovery device, the pneumatic valve before the booster pump and the inlet of the booster device are sequentially connected to form a loop, and the solid hydrogen storage container is arranged in the high-low temperature tank; a container pressure transmitter is arranged outside the outlet of the solid hydrogen storage container; the temperature acquisition part of the temperature transmitter is connected with the high-low temperature tank. The utility model discloses in can carry out the multiple test including the fatigue test of solid-state hydrogen storage container, the wide application is in the hydrogen energy field.
Description
Technical Field
The utility model belongs to the technical field of the quiet or dynamic balance's of machine or structural component test, specifically be a solid-state hydrogen storage container high low temperature pressure fatigue test system.
Background
With the continuous progress and development of industrial modernization, people tend to use high-efficiency clean energy more, and hydrogen is regarded as high-quality clean energy, but due to the fact that physical and chemical properties of the hydrogen are active, and particularly high requirements are placed on a hydrogen storage container at high temperature and high pressure, a system with functions of automatic charging and discharging, recycling and reusing of high-pressure hydrogen and adjustable temperature setting of the solid hydrogen storage container needs to be designed to meet different use requirements. At present, the following problems generally exist in the performance test of solid hydrogen storage containers: 1. the detection function is single, namely, only a single fatigue test and a single high-low temperature test are provided, and the two functions cannot be comprehensively tested; 2. most of the pressurizing medium is inert gas, the pressurizing pressure is mostly concentrated below 50MPa, and the pressurizing system is complex; 3. the high-low temperature tank/box adopts an explosion-proof product, so that the cost is high and the size is large; 4. the automatic control mode of high and low temperature pressure fatigue is lacked, and the automatic control requirement cannot be met; 5. the gas cannot be recycled.
Aiming at the problems, the solid hydrogen storage container high-low temperature pressure fatigue testing system is provided, and meanwhile, the system has the capabilities of independent fatigue tests, independent high-low temperature tests and high-low temperature pressure fatigue combined tests.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the background art, the utility model provides a high low temperature pressure fatigue test system of solid-state hydrogen storage container, a serial communication port, include: the device comprises a pressurizing device, a gas source, a gas supplementing bottle, a high-low temperature tank, a temperature transmitter, a container pressure transmitter, a recovery device, a gas supplementing pneumatic control valve, a gas supplementing one-way valve, a solid hydrogen storage container, a gas source pneumatic control valve, a pressurizing pump front pneumatic valve, a pressurizing pump rear end pneumatic valve, a workpiece front pneumatic valve, a workpiece rear pneumatic valve and a control system; wherein, the outlet of the supercharging device, the pneumatic valve at the rear end of the supercharging pump, the pneumatic valve before the workpiece, the inlet of the solid hydrogen storage container, the outlet of the solid hydrogen storage container, the pneumatic valve after the workpiece, the recovery device, the pneumatic valve before the supercharging pump and the inlet of the supercharging device are sequentially connected to form a loop, and the solid hydrogen storage container is arranged in the high-low temperature tank; a container pressure transmitter is arranged outside the outlet of the solid hydrogen storage container; the temperature acquisition part of the temperature transmitter is connected with the high-low temperature tank; a gas supplementing interface is arranged on a pipeline between the booster pump front pneumatic valve and the recovery equipment, and the gas supplementing interface is connected with a gas supplementing bottle through a gas supplementing one-way valve and a gas supplementing pneumatic control valve; a gas source interface is arranged on a pipeline between the pneumatic valve at the rear end of the booster pump and the pneumatic valve in front of the workpiece, and the gas source interface is connected with a gas source through a gas source pneumatic control valve;
the pressurizing device, the temperature transmitter, the container pressure transmitter, the air supplementing pneumatic control valve, the pressurizing pump front pneumatic valve, the pressurizing pump rear end pneumatic valve, the workpiece front pneumatic valve, the workpiece rear pneumatic valve and the air source pneumatic control valve are connected with the control system.
The supercharging equipment is an oil-free self-lubricating piston type supercharger.
The gas source is a hydrogen source.
And a gas supplementing pressure transmitter is arranged outside the outlet of the gas supplementing bottle.
And an air source pressure transmitter is arranged outside the outlet of the air source.
The beneficial effects of the utility model reside in that:
1. a plurality of modules arranged in the test system have the combined test capabilities of independent fatigue tests, independent high and low temperature tests and high and low temperature pressure fatigue, and are widely applied to the field of hydrogen energy.
2. The local high-low temperature tank adopts non-electrical equipment, and the temperature control equipment is positioned in a non-explosion-proof area, so that the size is relatively small and the cost is low.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of the high-low temperature pressure fatigue testing system for the solid hydrogen storage container of the present invention.
Wherein: 1-supercharging equipment, 2-gas source, 3-gas supplementing cylinder, 4-high and low temperature tank, 5-temperature transmitter, 6-pressure transmitter, 7-recovery equipment, 8-gas supplementing pneumatic control valve, 9-gas supplementing one-way valve, 10-solid hydrogen storage container, 11-control system, 12-supercharging pump-in front pneumatic valve, 13-gas source pneumatic control valve, 14-supercharging pump rear end pneumatic valve, 15-workpiece front pneumatic valve and 16-workpiece rear pneumatic valve.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
The embodiment of the present invention shown in fig. 1 comprises: the device comprises a pressurizing device 1, a gas source 2, a gas supplementing bottle 3, a high-low temperature tank 4, a temperature transmitter 5, a container pressure transmitter 6, a recovery device 7, a gas supplementing pneumatic control valve 8, a gas supplementing one-way valve 9, a solid hydrogen storage container 10, a gas source pneumatic control valve 13, a pressurizing pump front pneumatic valve 12, a booster pump rear pneumatic valve 14, a workpiece front pneumatic valve 15, a workpiece rear pneumatic valve 16 and a control system 11; wherein, the outlet of the supercharging device 1, the pneumatic valve 14 at the rear end of the supercharging pump, the pneumatic valve 15 before the workpiece, the inlet of the solid hydrogen storage container 10, the outlet of the solid hydrogen storage container 10, the pneumatic valve 16 after the workpiece, the recovery device 7, the pneumatic valve 12 before the supercharging pump and the inlet of the supercharging device 1 are sequentially connected to form a loop, and the solid hydrogen storage container 10 is arranged in the high-low temperature tank 4;
a container pressure transmitter 6 is arranged outside the outlet of the solid hydrogen storage container 10; the temperature acquisition part of the temperature transmitter 5 is connected with the high-low temperature tank 4; a gas supplementing interface is arranged on a pipeline between the pre-pneumatic valve 12 of the booster pump and the recovery device 7, the gas supplementing interface is connected with the gas supplementing bottle 3 through a gas supplementing one-way valve 9 and a gas supplementing pneumatic control valve 8, and a gas supplementing pressure transmitter (not marked in the figure) is arranged outside the outlet of the gas supplementing bottle 3; a gas source interface is arranged on a pipeline between the rear pneumatic valve 14 of the booster pump and the front pneumatic valve 15 of the workpiece, and the gas source interface is connected with a gas source 2 through a gas source pneumatic control valve 13; an air source pressure transmitter (not marked in the figure) is also arranged outside the outlet of the air source 2;
the pressurizing device 1, the temperature transmitter 5, the container pressure transmitter 6, the air supplementing pneumatic valve 8, the pressurizing pump front pneumatic valve 12, the booster pump rear pneumatic valve 14, the workpiece front pneumatic valve 15, the workpiece rear pneumatic valve 16, the air source pneumatic valve 13, the air supplementing pressure transmitter and the air source pressure transmitter are all connected with the control system 11; the system is provided with an air supplement interface, and air supplement and pressurization can be automatically carried out according to the change of fatigue set pressure; in the system, the bottle mouth of the recovery device 7 is a recovery interface, pressurized gas can be recovered, waste of gas is reduced, and pressurization time can be shortened; the air supplementing pressure transmitter is used for detecting the pressure in the air supplementing bottle, and when the pressure of the air supplementing bottle is low, the air supplementing pressure transmitter can automatically bounce to the window through the control system to alarm and remind that the air in the air supplementing bottle is replaced, so that the requirement of a pressurization test is met.
Air supply pressure transmitter, when the great or need stabilized the air supply of test workpiece, in the earlier air supply entering 2 gas cylinders of air supply of supercharging equipment 1 (booster pump) pressure boost back air supply, this moment this pressure transmitter gathers booster pump pressure boost back pressure and provides the pressure boost air supply for solid-state hydrogen storage container 10, when gas pressure reduces unsatisfied pressure boost user demand in the gas cylinder 2, control system makes the booster pump continue the pressure boost for the booster pump instruction, with the pressure boost back gas supply in 2 gas cylinders of air supply, continue experimental.
In the embodiment, the booster pump front pneumatic valve 12, the booster pump rear end pneumatic valve 14, the workpiece front pneumatic valve 15, the workpiece rear pneumatic valve 16, the air supplement pneumatic valve 8 and the air source pneumatic valve 13 specifically adopt 20kpsi series products of HTG;
in the embodiment, the used supercharging equipment 1 adopts an oil-free self-lubricating piston type supercharger, is suitable for a hydrogen supercharging working condition, has no explosion-proof requirement, has 35MPa/70MPa supercharging capacity, can meet the requirement of 98MPa at most, and realizes the function of testing different pressure fatigue of the container to be tested;
in this embodiment, the control system 11 is a 610 th series control system plus a siemens PLC control system, and is externally connected to a 17-inch display; the interface of the control system is set with fatigue pressure and frequency, and automatic operation is realized by controlling each pneumatic control valve, electromagnetic valve and the like in the system; the automatic operation is carried out according to the set logical point positions, key data nodes such as inflation pressure, temperature, deflation pressure, temperature, fatigue times and the like are set on an operation interface, the automatic operation can be carried out by one key, the personnel intervention is not needed, and the automatic inflation, recovery and air supplement work can be realized; the data results are reviewed and a temperature-pressure curve can be generated.
In the embodiment, the used high-low temperature groove adopts non-electrical equipment, specifically HY-ABS-H/C-20K model; the hydrogen explosion-proof problem does not need to be considered locally; the temperature control equipment is positioned in a non-explosion-proof area; the temperature change range is wide, the temperature regulation at 5-85 ℃ is supported, and the temperature is controlled to +/-1 ℃; the pressure fatigue testing device can run simultaneously with pressure fatigue pressurization equipment to realize high and low temperature pressure fatigue testing of the solid pressure container;
the control system of the utility model is provided with a fatigue test module, a low temperature test module and a high and low temperature pressure fatigue combination test module;
during operation, according to the test module that sets up among the control system, can carry out three kinds of experiments of independent fatigue test, independent high low temperature test and high low temperature pressure fatigue combination test ability, specific operation process is:
1. performing individual fatigue tests
An operator calls a fatigue test module through a control system interface, inputs parameters such as fatigue upper limit test pressure 35MPa, fatigue test lower limit pressure 18MPa, fatigue cycle 5 times/min, total fatigue times 200 times and the like, and clicks a start key in the control interface to start the test.
In the fatigue test process, the solid hydrogen storage container is mainly subjected to a (5-85) DEG C hydrogen charging and discharging fatigue test (a gas source 2 is a hydrogen source), the hydrogen charging pressure can reach 98MPa, and the system has the functions of automatic hydrogen charging and discharging, recycling and adjustable temperature setting; the control system collects and draws a pressure-time curve in real time so as to be used for data analysis of a user.
2. Carrying out individual high and low temperature tests
An operator calls the high-low temperature test module through the control system interface, fills parameters such as the test temperature of 45 ℃, the workpiece pressure of 35MPa, the temperature test time of 600min and the like, and clicks a start key in the control interface to start the test.
The high-low temperature tank receives the instruction of the temperature controller to convey the heated liquid to the high-low temperature tank 4, and the temperature test is started when the temperature collected by the temperature transmitter 5 of the high-low temperature tank 4 reaches 45 +/-1 ℃. The temperature transmitter is used for acquiring and adjusting the temperature so as to ensure that the temperature fluctuates in a controllable range in the test process, and a temperature-time curve can be drawn by a control system interface. And when the set heat preservation time of the test is finished for 600min, stopping the test, and cooling the high-low temperature tank.
3. Capability of performing high-low temperature pressure fatigue combination test
An operator calls a high-low temperature pressure fatigue combination test module through a control system interface, fills parameters such as 35MPa of upper limit test pressure of fatigue, 18MPa of lower limit pressure of fatigue test, 5 times/min of fatigue cycle, 200 times of total fatigue and the like, fills parameters such as 45 ℃ of test temperature and the like, and clicks a start key in the control interface to start the test.
The system firstly controls the environmental temperature of the high-low temperature tank, the high-low temperature tank receives the instruction of the temperature controller to convey the heated liquid to the high-low temperature tank, and the temperature test is started when the temperature collected by the high-low temperature tank temperature transmitter 5 reaches 45 +/-1 ℃. The temperature transmitter is used for acquiring and adjusting the temperature so as to ensure that the temperature fluctuates in a controllable range in the test process. In the pressurization test, the pneumatic valve 8 and the pneumatic valve 12 are opened by receiving the instruction of the control system, a low-pressure gas source (such as 15MPa of bottled gas) in the gas supply bottle 3 supplies gas to the booster pump 1, and a pneumatic valve 14 at the rear end of the booster pump supplies gas to the gas bottle 2 to serve as a pre-charging source. The pneumatic valve 15 opens before the work piece, and 35MPa high pressure hydrogen gets into solid-state hydrogen storage container 10 in the gas cylinder 2, gathers pressure through pressure transmitter 6, and after pressure reached 35MPa, pneumatic valve 15 closed before the work piece entered fatigue dwell time, and after the dwell time ended, pneumatic valve 16 opened behind the work piece, the pressure release reached 18MPa. The pressure relief gas enters the recovery gas bottle 7, and the gas in the recovery gas bottle 7 provides a pressurization gas source for the new pressurization of the booster pump, so that new fatigue work can be carried out in a circulating manner. In the fatigue test process, the control system collects and draws a pressure-temperature-time curve in real time so as to be used for data analysis by a user.
Claims (5)
1. A high and low temperature pressure fatigue test system for solid hydrogen storage container is characterized by comprising: the device comprises a pressurization device (1), a gas source (2), a gas supplementing bottle (3), a high-low temperature tank (4), a temperature transmitter (5), a container pressure transmitter (6), a recovery device (7), a gas supplementing pneumatic control valve (8), a gas supplementing one-way valve (9), a solid hydrogen storage container (10), a gas source pneumatic control valve (13), a pressurization pump front pneumatic valve (12), a booster pump rear end pneumatic valve (14), a workpiece front pneumatic valve (15), a workpiece rear pneumatic valve (16) and a control system (11); wherein, the outlet of the supercharging device (1), the pneumatic valve (14) at the rear end of the supercharging pump, the pneumatic valve (15) in front of the workpiece, the inlet of the solid hydrogen storage container (10), the outlet of the solid hydrogen storage container (10), the pneumatic valve (16) at the rear of the workpiece, the recovery device (7), the pneumatic valve (12) in front of the supercharging pump and the inlet of the supercharging device (1) are sequentially connected to form a loop, and the solid hydrogen storage container (10) is arranged in the high-low temperature tank (4);
a container pressure transmitter (6) is arranged outside the outlet of the solid hydrogen storage container (10); the temperature acquisition part of the temperature transmitter (5) is connected with the high-low temperature tank (4); a gas supplementing interface is arranged on a pipeline between the booster pump front pneumatic valve (12) and the recovery device (7), and the gas supplementing interface is connected with the gas supplementing bottle (3) through a gas supplementing one-way valve (9) and a gas supplementing pneumatic control valve (8); an air source interface is arranged on a pipeline between the rear end pneumatic valve (14) of the booster pump and the workpiece front pneumatic valve (15), and the air source interface is connected with an air source (2) through an air source pneumatic control valve (13); the pressurization device (1), the temperature transmitter (5), the container pressure transmitter (6), the air supplement pneumatic control valve (8), the pressurization pump front pneumatic valve (12), the booster pump rear end pneumatic valve (14), the workpiece front pneumatic valve (15), the workpiece rear pneumatic valve (16) and the air source pneumatic control valve (13) are connected with the control system (11).
2. The high and low temperature pressure fatigue test system for the solid hydrogen storage vessel according to claim 1, wherein the pressure boosting device (1) is an oil-free self-lubricating piston type pressure booster.
3. The high-low temperature pressure fatigue testing system for the solid hydrogen storage vessel according to claim 1, wherein the gas source (2) is a hydrogen source.
4. The high and low temperature pressure fatigue test system of the solid hydrogen storage container according to claim 1, characterized in that a gas supplementing pressure transmitter is arranged outside the outlet of the gas supplementing bottle (3).
5. The high and low temperature pressure fatigue test system of the solid hydrogen storage container according to claim 1, wherein a gas source pressure transmitter is arranged outside the outlet of the gas source (2).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222155053.3U CN217953861U (en) | 2022-08-16 | 2022-08-16 | High-low temperature pressure fatigue test system for solid hydrogen storage container |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202222155053.3U CN217953861U (en) | 2022-08-16 | 2022-08-16 | High-low temperature pressure fatigue test system for solid hydrogen storage container |
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| CN217953861U true CN217953861U (en) | 2022-12-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116879066A (en) * | 2023-09-04 | 2023-10-13 | 天津亭华科技有限公司 | Gas cylinder fatigue composite environment test system capable of controlling medium temperature |
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- 2022-08-16 CN CN202222155053.3U patent/CN217953861U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116879066A (en) * | 2023-09-04 | 2023-10-13 | 天津亭华科技有限公司 | Gas cylinder fatigue composite environment test system capable of controlling medium temperature |
| CN116879066B (en) * | 2023-09-04 | 2023-11-17 | 天津亭华科技有限公司 | Gas cylinder fatigue composite environment test system capable of controlling medium temperature |
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