A noise reducer for reducing engine noise of a jet engine having a central axis and a main exhaust nozzle. The noise reducer includes a tubular member having ports at a distal end and is aligned along the central axis. The ports are located in the exhaust stream of the engine outside the main exhaust nozzle. A gaseous How is injected into the exhaust stream from the ports in an angled direction With respect to the central axis.
|Original language||English (US)|
|State||Published - Feb 4 2014|