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Acoustic Methods Used in the NASA Glenn 9- by 15- Foot Low-Speed Wind TunnelThe 9- by 15-Foot Low Speed Wind Tunnel has been used for acoustic testing for more than 40 years. The facility is principally used for testing aircraft engine propulsion components, for both aerodynamic performance and acoustics. The present report discusses the instrumentation and procedures currently used for the acquisition of high-quality acoustic data from aircraft engine fan models.
Document ID
20180004163
Acquisition Source
Glenn Research Center
Document Type
Technical Memorandum (TM)
Authors
Brown, Clifford A. (NASA Glenn Research Center Cleveland, OH, United States)
Stephens, David B. (NASA Glenn Research Center Cleveland, OH, United States)
Date Acquired
August 3, 2018
Publication Date
June 1, 2018
Subject Category
Aeronautics (General)
Report/Patent Number
E-19531
NASA/TM-2018-218874
GRC-E-DAA-TN56180
Funding Number(s)
WBS: WBS 081876.02.03.50.03.05
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
Keywords
Noise
Propulsion Noise
Fan Noise

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