Numerical Simulation of the Orion CEV Reentry Vehicle
Publication: Journal of Aerospace Engineering
Volume 28, Issue 2
Abstract
Aerothermodynamics analysis of the Orion crew exploration vehicle (CEV) reentry vehicle at high altitude has been studied numerically. At high altitude in the rarefied flow regime noncontinuum technique such as direct simulation Monte Carlo (DSMC) method is used to solve the Boltzmann equation of kinetic theory. Results are reported at different altitudes in the rarefied regime for ideal gas and real gas model. The effects of nose radius and free stream velocity are presented. The estimation of bow shock strength and peak surface heat flux is higher for ideal gas compared with real gas model. The flow field characteristics have shown significant change with decrease in altitude and increase in free stream velocity. Present results are matching well with the results available in the literature.
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© 2014 American Society of Civil Engineers.
History
Received: Jun 18, 2013
Accepted: Nov 8, 2013
Published online: Nov 14, 2013
Discussion open until: Dec 7, 2014
Published in print: Mar 1, 2015
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