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Acoustic mode measurements in the inlet of a model turbofan using a continuously rotating rake [[electronic resource] /] / Laurence J. Heidelberg and David G. Hall
Acoustic mode measurements in the inlet of a model turbofan using a continuously rotating rake [[electronic resource] /] / Laurence J. Heidelberg and David G. Hall
Autore Heidelberg Laurence J
Pubbl/distr/stampa [Washington, DC] : , : [National Aeronautics and Space Administration], , [1992]
Descrizione fisica 1 online resource (30 pages) : digital, PDF file
Altri autori (Persone) HallDavid G (Engineer)
Collana NASA technical memorandum
Soggetto topico Acoustic measurement
Acoustic properties
Ducted fan engines
Engine inlets
Engine noise
Jet aircraft noise
Microphones
Propagation models
Shrouded propellers
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910699534203321
Heidelberg Laurence J  
[Washington, DC] : , : [National Aeronautics and Space Administration], , [1992]
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Assessment of microphone phased array for measuring launch vehicle lift-off acoustics / / Roberto Garcia
Assessment of microphone phased array for measuring launch vehicle lift-off acoustics / / Roberto Garcia
Autore García Roberto
Pubbl/distr/stampa Hampton, Va. : , : National Aeronautics and Space Administration, Langley Research Center, , [2012]
Descrizione fisica 1 online resource (47 pages) : color illustrations
Collana [NASA technical memorandum]
Soggetto topico Acoustics
Launch vehicles
Phased arrays
Microphones
Scale models
Spacecraft launching
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910702005003321
García Roberto  
Hampton, Va. : , : National Aeronautics and Space Administration, Langley Research Center, , [2012]
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Locating and quantifying broadband fan sources using in-duct microphones [[electronic resource] /] / Robert P. Dougherty, Bruce E. Walker, Daniel L. Sutliff ; prepared for the 16th Aeroacoustics Conference cosponsored by the American Institute of Aeronautics and Astronautics and the Confederation of European Aerospace Societies, Stockholm, Sweden, June 7-9, 2010
Locating and quantifying broadband fan sources using in-duct microphones [[electronic resource] /] / Robert P. Dougherty, Bruce E. Walker, Daniel L. Sutliff ; prepared for the 16th Aeroacoustics Conference cosponsored by the American Institute of Aeronautics and Astronautics and the Confederation of European Aerospace Societies, Stockholm, Sweden, June 7-9, 2010
Autore Dougherty Robert P
Pubbl/distr/stampa Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , [2010]
Descrizione fisica 1 online resource (19 pages) : color illustrations
Altri autori (Persone) WalkerBruce E
SutliffDaniel L <1962-> (Daniel Linden)
Collana NASA/TM
Soggetto topico Annular ducts
Microphones
Aerodynamic noise
Aeroacoustics
Aircraft noise
Noise measurement
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910700981903321
Dougherty Robert P  
Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , [2010]
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Location of noise sources using a phase-slope method / / Richard DeLoach and John S. Preisser
Location of noise sources using a phase-slope method / / Richard DeLoach and John S. Preisser
Autore DeLoach Richard
Pubbl/distr/stampa Washington, D.C. : , : National Aeronautics and Space Administration, Scientific and Technical Information Branch, , November 1985
Descrizione fisica 1 online resource (46 pages) : illustrations
Collana NASA/TP
Soggetto topico Noise generators
Broadband
Gradients
Microphones
Acoustic measurement
Microphone
Sound - Transmission
Acoustical engineering
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910709711203321
DeLoach Richard  
Washington, D.C. : , : National Aeronautics and Space Administration, Scientific and Technical Information Branch, , November 1985
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui