Analytical modelling of no-vent fill processAn analytical model called FILL is presented which represents the first step in attaining the capability for no-vent fill of cryogens in space. The model's analytical structure is described, including the equations used to calculate transient thermodynamic behavior in different regions of the tank. The code predictions are compared with data from recent no-vent fill ground tests using Freon-114. The results are used to validate the FILL model to evaluate the viability of universal submerged jet theory in predicting system-level condensation effects.
Document ID
19900055090
Acquisition Source
Legacy CDMS
Document Type
Conference Paper
Authors
Vaughan, David A. (NASA Marshall Space Flight Center; Martin Marietta Manned Space Systems Huntsville, AL, United States)
Schmidt, George R. (NASA Marshall Space Flight Center Huntsville, AL, United States)