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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
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| Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , [2012] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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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 |
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Elliott David M
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| Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , [2012] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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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 |
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Stephens David B.
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| Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , 2012 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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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 | ||
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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 |
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Culver E. M.
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| Cleveland, Ohio : , : National Aeronautics and Space Administration, Lewis Research Center, , April 1993 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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