The Stability of In-Space Cryogenic Systems experiment will study the stability of spacecraft propellant during refueling as it relates to temperature and mechanical disturbances,which are important measurements for preventing flow control failure and equipment damage. Testing on parabolic flights will assess the threshold of heat pulses and vibration at which flow oscillations are triggered. Tests will also evaluate the factors controlling liquid nitrogen flow stability and, if successful, result in a strategy to enhance propellant stability and prevent hydraulic shocks.
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