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Analytical Lift Fan Noise StudyBased on reasonable estimates of flow conditions occurring in an axial fan, acoustic radiation from various noise sources is evaluated. Results of computations on two specific fans are presented, and relative significance of the various sources is examined.
Document ID
19730022220
Acquisition Source
Legacy CDMS
Document Type
Contractor Report (CR)
Authors
Rao, G. V. R. (Rao (G. V. R.) and Associates Sherman Oaks, CA, United States)
Chu, W. T. (Rao (G. V. R.) and Associates Sherman Oaks, CA, United States)
Digumarthi, R. V. (Rao (G. V. R.) and Associates Sherman Oaks, CA, United States)
Date Acquired
September 2, 2013
Publication Date
July 13, 1973
Subject Category
Aircraft
Report/Patent Number
NASA-CR-114576
Report Number: NASA-CR-114576
Accession Number
73N30952
Funding Number(s)
CONTRACT_GRANT: NAS2-6401
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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