Helicopter model rotor-blade vortex interaction impulsive noise : scalability and parametric variations /

Helicopter model rotor-blade vortex interaction impulsive noise : scalability and parametric variations /

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Bibliographic Details
Imprint:Moffett Field, Calif. : National Aeronautics and Space Administration, Ames Research Center ; St. Louis, Mo. : United States Army Aviation Systems Command, [1984]
Description:ii, 28 pages : illustrations.
Language:English
Series:NASA technical memorandum ; 86007
NASA technical memorandum ; 86007.
Subject:
Helicopters -- Noise.
Rotors (Helicopters) -- Analysis.
Format: E-Resource Microform U.S. Federal Government Document Book
URL for this record:http://pi.lib.uchicago.edu/1001/cat/bib/7351609
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Other authors / contributors:Splettstoesser, W. R.
Deutsche Forschungs- und Versuchsanstalt für Luft- und Raumfahrt.
Army Research and Technology Laboratories (U.S.)
Ames Research Center.
Notes:"Report date December 1984."
Available via Internet from the NTRS web site. Address as of 09/02/08: http://ntrs.nasa.gov/archive/nasa/casi.ntrs.nasa.gov/19850008517%5F1985008517.pdf ; current access is available via PURL.
Summary:Acoustic data taken in the anechoic Deutsch-Niederlaendischer Windkanal (DNW) have documented the blade-vortex interaction (BVI) impulsive noise radiated from a 1/7-scale model main rotor of the AH-1 series helicopter.
GPO item no.:0830-D (MF)
0830-D (online)
Govt.docs classification:NAS 1.15:86007

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