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김장우,권병철 한밭대학교 생산기반기술연구소 2001 생산기반기술연구소 논문집 Vol.1 No.1
This Paper presents numerical solutions of the Euler equations for supersonic unsteady flows in a two-dimensional simple Scramjet model with heat addition. The Van Leer FVS(flux vector splitting) method in generalized coordinates is employed in order to calculate inviscid strong shock waves caused by thermal choking. Results show that the adverse pressure gradient induced by heat addition brings about formation of the normal shock wave and the specific thrust decreases with fluctuation. We prove that thermal choking is a serious problem for engine Performance.