SYSTEM FOR TESTING FATIGUE PERFORMANCE OF MATERIAL IN LOW-TEMPERATURE LIQUID HYDROGEN ENVIRONMENT
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United States of America Patent
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Issued Date -
Sep 5, 2024
app pub date -
Mar 29, 2023
filing date -
Apr 2, 2022
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Abstract
A system for testing fatigue performance of material in low-temperature liquid hydrogen environment, which relates to the technical field of mechanical property test platforms, includes a jacket cover. A hydrogen sensor is provided at the top of and within the jacket cover; a rack, a liquid hydrogen tank and a liquid nitrogen tank are provided in the jacket cover; a loading mechanism and a liquid hydrogen containing mechanism are provided on the rack, the loading mechanism is connected to the rack, and the bottom of the loading mechanism extends into the liquid hydrogen containing mechanism; the liquid hydrogen tank and the liquid nitrogen tank both communicate with the liquid hydrogen containing mechanism; and the loading mechanism is configured for providing tension or pressure to a sample. The liquid hydrogen containing mechanism is provided with a cooling channel located around a sealing gasket, the cooling channel communicates with a thermostat.
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