Application of an aligned and unaligned signal processing technique to investigate tones and broadband noise in fan and contra-rotating open rotor acoustic spectra /

Bibliographic Details

Main Authors:	Miles, J. H. (Author), Hultgren, Lennart S. (Lennart Sven) (Author)
Format:	Government Document eBook
Language:	English
Published:	Cleveland, Ohio : National Aeronautics and Space Administration, Glenn Research Center, September 2015.
Series:	NASA technical memorandum ; 2015-218865.
Subjects:	Acoustic properties. Rotating shafts. Contrarotating propellers. Noise spectra. Aeroacoustics.
Online Access:	https://purl.fdlp.gov/GPO/gpo64653 http://purl.fdlp.gov/GPO/gpo64653