Detachable supercritical helium storage vessel for ground testing with suppression of thermoacoustic oscillations
A ground test, thermoacoustic oscillation technology, applied in the field of supercritical helium pressurization system ground test research, supercritical helium storage container, detachable supercritical helium storage container, can solve container temperature, pressure fluctuation, measurement error, The internal structure of the container cannot be changed in any form, so as to reduce the number of pipelines, avoid the sharp increase of heat leakage, and reduce the effect of conduction heat leakage
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[0040] The present invention will be described in detail below in conjunction with the embodiments and accompanying drawings, but the protection scope of the present invention is not limited to the following embodiments.
[0041] A detachable supercritical helium storage container for ground testing that suppresses thermoacoustic oscillations, comprising a lower half outer shell 1, an upper half outer shell 3, an inner tank 14, an inner tank support plate 10, a support plate fixing flange 6, and a sensor Install flange 20, filling / draining pipe 12, pressurization / exhaust pipe 15, vacuum valve 7, low-temperature exhaust valve 8, boom 16, temperature measuring point array, filling / draining pipe pressure sensor 2 , booster / exhaust pipe pressure sensor 5, damping gas storage 4, variable density multi-layer insulation material, and evacuation pipe. In order to facilitate disassembly, the lower half outer casing 1 and the upper half outer casing 3 are connected by a bolt fastening f...
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