Dynamic-seal-free quick open type testing method for material fatigue properties in high-pressure hydrogen environment
A test method and fatigue performance technology, applied in the field of quick-opening high-pressure hydrogen environment material fatigue performance test, can solve the problems of lack of structural design, low reliability, large quick-opening structure, etc., to eliminate hydrogen leakage and frictional power consumption, The effect of ensuring the safety of personnel and equipment and increasing the frequency of test loading
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[0051] The specific embodiments of the present invention will be described below with reference to the accompanying drawings.
[0052] like figure 2 As shown, the fast-opening high-pressure hydrogen environmental material fatigue performance test device without dynamic seal used in this example includes an environmental box module, a gas source module, a booster 6, a vacuum pump 7, a heat exchange module and an industrial computer 25.
[0053] like image 3 and Figure 4 As shown, the environmental box module consists of the top cover of the environmental box, the bottom cover of the environmental box 33, the left rectangular pressing frame 26, the right rectangular pressing frame 27, the heat exchange elbow 37, the acceleration sensor 17, the acceleration sensor 43, the weight 18, the load The sensor 20, the base 31 and the vibration exciter 23 are composed; the top cover of the environmental box includes a cylinder 39, a jacket 38 and a heat insulating ceramic plate 40. T...
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