Method of eliminating mach waves from supersonic jets

Details Method of eliminating mach waves from supersonic jets Method of eliminating mach waves from supersonic jets

1995-05-05

1997-01-07

Casaregola, Louis J.

Power plants

Reaction motor

Method of operation

602261, 60262, 181213, F02K 134

Patent

active

055905200

ABSTRACT:
A method and device for reducing the amount of noise generated by a supersonic jet engine is provided. The method creates an envelope of air around the supersonic jet exhaust. The temperature and velocity of this envelope is controlled to eliminate or reduce the formation of noise making Mach waves.

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patent: 5154052 (1992-10-01), Giffin, III et al.
patent: 5216878 (1993-06-01), Klees
patent: 5402963 (1995-04-01), Carey et al.
patent: 5428954 (1995-07-01), Cowan

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