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Survey of inlet noise reduction concepts for gas turbine enginesThis paper presents an overview of advanced concepts for the suppression of noise in the inlets of gas turbine engines. Noise suppression concepts are described, the directions of current research are reviewed, and problem areas requiring further work are indicated. The discussion focuses on acoustic liners, high Mach number inlets, active acoustic absorption, water vapor injection, and blade row reflection.
Document ID
19770037782
Acquisition Source
Legacy CDMS
Document Type
Conference Proceedings
Authors
Lansing, D. L. (NASA Langley Research Center Hampton, VA, United States)
Chestnutt, D. (NASA Langley Research Center Hampton, Va., United States)
Date Acquired
August 9, 2013
Publication Date
January 1, 1976
Subject Category
Aircraft Propulsion And Power
Meeting Information
Meeting: Inter-noise 76; International Conference on Noise Control Engineering
Location: Washington, DC
Start Date: April 5, 1976
End Date: April 7, 1976
Accession Number
77A20634
Distribution Limits
Public
Copyright
Other

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