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Acoustic shielding for a model scale counter-rotation open rotor [[electronic resource] /] / David B. Stephens and Edmane Envia ; prepared for the 17th Aeroacoustics Conference sponsored by the American Institute of Aeronautics and Astronautics and the Confederation of European Aerospace Societies, Portland, Oregon, June 5-8, 2011
Acoustic shielding for a model scale counter-rotation open rotor [[electronic resource] /] / David B. Stephens and Edmane Envia ; prepared for the 17th Aeroacoustics Conference sponsored by the American Institute of Aeronautics and Astronautics and the Confederation of European Aerospace Societies, Portland, Oregon, June 5-8, 2011
Autore Stephens David B
Pubbl/distr/stampa Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , [2012]
Descrizione fisica 1 online resource (16 pages) : color illustrations
Altri autori (Persone) EnviaEdmane
Collana NASA/TM
Soggetto topico Acoustics
Shielding
Prediction analysis techniques
Rotor aerodynamics
Aerodynamic noise
Counter rotation
Noise reduction
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910701911403321
Stephens David B  
Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , [2012]
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Initial investigation of the acoustics of a counter-rotating open rotor model with historical baseline blades in a low-speed wind tunnel [[electronic resource] /] / David M. Elliott
Initial investigation of the acoustics of a counter-rotating open rotor model with historical baseline blades in a low-speed wind tunnel [[electronic resource] /] / David M. Elliott
Autore Elliott David M
Pubbl/distr/stampa Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , [2012]
Descrizione fisica 1 online resource (22 pages) : illustrations (some color)
Collana NASA/TM
Soggetto topico Wind tunnel tests
Rotor aerodynamics
Low speed wind tunnels
Rotor blades (turbomachinery)
Counter rotation
Scale models
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910701916803321
Elliott David M  
Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , [2012]
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Nearfield unsteady pressures at cruise Mach numbers for a model scale counter-rotation open rotor / / David B. Stephen
Nearfield unsteady pressures at cruise Mach numbers for a model scale counter-rotation open rotor / / David B. Stephen
Autore Stephens David B.
Pubbl/distr/stampa Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , 2012
Descrizione fisica 1 online resource (11 pages) : illustrations (some color)
Collana NASA/TM
Soggetto topico Counter rotation
Flow measurement
Noise generators
Rotors
Angular distribution
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910702488403321
Stephens David B.  
Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , 2012
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Takeoff/approach noise for a model counterrotation propeller with a forward-swept upstream rotor [[electronic resource] /] / Richard P. Woodward, ... [and others]
Takeoff/approach noise for a model counterrotation propeller with a forward-swept upstream rotor [[electronic resource] /] / Richard P. Woodward, ... [and others]
Pubbl/distr/stampa [Cleveland, Ohio] : , : [National Aeronautics and Space Administration, Lewis Research Center], , [1993]
Descrizione fisica 1 online resource (21 pages) : digital, PDF file
Altri autori (Persone) WoodwardRichard P
Collana NASA technical memorandum
Soggetto topico Acoustic properties
Aeroacoustics
Aircraft noise
Approach
Contrarotating propellers
Counter rotation
Sound pressure
Takeoff
Turboprop aircraft
Wind tunnel tests
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910699539703321
[Cleveland, Ohio] : , : [National Aeronautics and Space Administration, Lewis Research Center], , [1993]
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
User's manual for UCAP : Unified Counter-Rotation Aero-acoustics Program / / E.M. Culver, C.J. McColgan
User's manual for UCAP : Unified Counter-Rotation Aero-acoustics Program / / E.M. Culver, C.J. McColgan
Autore Culver E. M.
Pubbl/distr/stampa Cleveland, Ohio : , : National Aeronautics and Space Administration, Lewis Research Center, , April 1993
Descrizione fisica 1 online resource (v, 172 pages) : illustrations
Collana NASA contractor report
Soggetto topico Aircraft gas-turbines - Blades
Aircraft noise
Aerodynamic noise
User manuals (computer programs)
Prop-fan technology
Counter rotation
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Altri titoli varianti User's manual for UCAP
Record Nr. UNINA-9910709876903321
Culver E. M.  
Cleveland, Ohio : , : National Aeronautics and Space Administration, Lewis Research Center, , April 1993
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui