24th Congress of International Council of the Aeronautical Sciences, 29 August-3, September 2004, Yokohama, Japan
Paper ICAS 2004-3.8 (St.).R

STRUCTURE OF UNDER EXPANDED JET FROM RECTANGULAR NOZZLE

S. Tsutsumi
The University of Tokyo, Dept. of Aeronautics and Astronautics, Japan

Keywords: underexpanded jet, rectangular nozzle, linear aerospike engine, SSTO

Structure of underexpanded jets from the square exit nozzle with the exit Mach number of 2.2 was investigated numerically. The nozzle represents one of the clustered combustors of a linear aerospike engine. Narrow regions of the jet around the symmetry planes expand outward two-dimensionally.

view full paper