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A comparison of combustor-noise models / / Lennart S. Hultgren
| A comparison of combustor-noise models / / Lennart S. Hultgren |
| Autore | Hultgren Lennart S (Lennart Sven) |
| Pubbl/distr/stampa | Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , 2012 |
| Descrizione fisica | 1 online resource (27 pages) : illustrations (some color) |
| Collana | NASA/TM |
| Soggetto topico |
Noise generators
Turbofan engines Prediction analysis techniques Noise prediction Engine noise Combustion chambers Exhaust nozzles |
| Formato | Materiale a stampa  |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910702357403321 |
Hultgren Lennart S (Lennart Sven)
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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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A First look at the DGEN380 engine acoustic data from a core-noise perspective / / Lennart S. Hultgren
| A First look at the DGEN380 engine acoustic data from a core-noise perspective / / Lennart S. Hultgren |
| Autore | Hultgren Lennart S (Lennart Sven) |
| Pubbl/distr/stampa | Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , December 2015 |
| Descrizione fisica | 1 online resource (12 pages) : color illustrations |
| Collana | NASA/TM |
| Soggetto topico |
Turbofan engines
Noise pollution Aeroacoustics Engine design Aerodynamic noise |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910704276503321 |
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Hultgren Lennart S (Lennart Sven)
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| Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , December 2015 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Full-scale turbofan engine noise-source separation using a four-signal method / / Lennart S. Hultgren, Rene O. Arechiga
| Full-scale turbofan engine noise-source separation using a four-signal method / / Lennart S. Hultgren, Rene O. Arechiga |
| Autore | Hultgren Lennart S (Lennart Sven) |
| Pubbl/distr/stampa | Cleveland Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , November 2016 |
| Descrizione fisica | 1 online resource (22 pages) : color illustrations |
| Collana | NASA/TM |
| Soggetto topico |
Acoustic measurement
Aircraft noise Combustion chambers Noise measurement Propulsion system configurations Turbofan engines |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910707920503321 |
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Hultgren Lennart S (Lennart Sven)
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| Cleveland Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , November 2016 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Full-scale turbofan-engine turbine-transfer function determination using three internal sensors [[electronic resource] /] / Lennart S. Hultgren ; 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
| Full-scale turbofan-engine turbine-transfer function determination using three internal sensors [[electronic resource] /] / Lennart S. Hultgren ; 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 | Hultgren Lennart S (Lennart Sven) |
| Pubbl/distr/stampa | Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , [2012] |
| Descrizione fisica | 1 online resource (13 pages) : color illustrations |
| Collana | NASA/TM |
| Soggetto topico |
Turbofan engines
Transfer functions Engine tests Noise generators Static tests Noise prediction |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910701910703321 |
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Hultgren Lennart S (Lennart Sven)
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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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Noise-source separation using internal and far-field sensors for a full-scale turbofan engine [[electronic resource] /] / Lennart S. Hultgren and Jeffrey H. Miles ; prepared for the 15th Aeroacoustics Conference (30th AIAA Aeroacoustics Conference) cosponsored by AIAA and CEAS, Miami, Florida, May 11-13, 2009
| Noise-source separation using internal and far-field sensors for a full-scale turbofan engine [[electronic resource] /] / Lennart S. Hultgren and Jeffrey H. Miles ; prepared for the 15th Aeroacoustics Conference (30th AIAA Aeroacoustics Conference) cosponsored by AIAA and CEAS, Miami, Florida, May 11-13, 2009 |
| Autore | Hultgren Lennart S (Lennart Sven) |
| Pubbl/distr/stampa | Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , [2009] |
| Descrizione fisica | 1 online resource (11 pages) : illustrations |
| Altri autori (Persone) | MilesJeffrey H (Jeffrey Hilton) |
| Collana | NASA TM- |
| Soggetto topico |
Noise measurement
Engine noise Turbofan engines Combustion Engine tests Full scale tests Noise generators |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910696930403321 |
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Hultgren Lennart S (Lennart Sven)
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| Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , [2009] | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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Semi-empirical modeling and prediction of direct combustor noise / / Lennart S. Hultgren
| Semi-empirical modeling and prediction of direct combustor noise / / Lennart S. Hultgren |
| Autore | Hultgren Lennart S (Lennart Sven) |
| Pubbl/distr/stampa | Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , December 2018 |
| Descrizione fisica | 1 online resource (14 pages) : illustrations (some color) |
| Collana | NASA/TM |
| Soggetto topico |
Jet aircraft noise
Noise pollution Turbofans Aeroacoustics Turbomachinery noise |
| Formato | Materiale a stampa |
| Livello bibliografico | Monografia |
| Lingua di pubblicazione | eng |
| Record Nr. | UNINA-9910711748203321 |
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Hultgren Lennart S (Lennart Sven)
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| Cleveland, Ohio : , : National Aeronautics and Space Administration, Glenn Research Center, , December 2018 | ||
| Materiale a stampa | ||
| Lo trovi qui: Univ. Federico II | ||
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