top

  Info

  • Utilizzare la checkbox di selezione a fianco di ciascun documento per attivare le funzionalità di stampa, invio email, download nei formati disponibili del (i) record.

  Info

  • Utilizzare questo link per rimuovere la selezione effettuata.
Finite difference time marching in the frequency domain : a parabolic formulation for aircraft acoustic nacelle design / / Kenneth J. Baumeister and Kevin L. Kreider
Finite difference time marching in the frequency domain : a parabolic formulation for aircraft acoustic nacelle design / / Kenneth J. Baumeister and Kevin L. Kreider
Autore Baumeister Kenneth J.
Pubbl/distr/stampa Cleveland, Ohio : , : National Aeronautics and Space Administration, Lewis Research Center, , September 1996
Descrizione fisica 1 online resource (13 pages) : illustrations
Collana NASA technical memorandum
Soggetto topico Finite difference theory
Time marching
Nacelles
Sound propagation
Aircraft engines
Engine inlets
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Altri titoli varianti Finite difference time marching in the frequency domain
Record Nr. UNINA-9910707250903321
Baumeister Kenneth J.  
Cleveland, Ohio : , : National Aeronautics and Space Administration, Lewis Research Center, , September 1996
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Low-frequency sound propagation modeling over a locally-reacting boundary using the parabolic approximation [[electronic resource] /] / by J. S. Robertson, W. L. Siegmann and M. J. Jacobson
Low-frequency sound propagation modeling over a locally-reacting boundary using the parabolic approximation [[electronic resource] /] / by J. S. Robertson, W. L. Siegmann and M. J. Jacobson
Autore Robertson J. S
Pubbl/distr/stampa Troy, N.Y. : , : Department of Mathematical Sciences, Rensselaer Polytechnic Institute
Descrizione fisica 1 online resource (13 pages, 12 unnumbered pages) : illustrations
Altri autori (Persone) SiegmannW. L
JacobsonM. J
Collana [NASA contractor report
RPI math. rep.
Soggetto topico Finite difference theory
Low frequencies
Mathematical models
Sound propagation
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910702249003321
Robertson J. S  
Troy, N.Y. : , : Department of Mathematical Sciences, Rensselaer Polytechnic Institute
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Time-dependent parabolic finite difference formulation for harmonic sound propagation in a two-dimensional duct with flow / / Kenneth J. Baumeister and Kevin L. Kreider
Time-dependent parabolic finite difference formulation for harmonic sound propagation in a two-dimensional duct with flow / / Kenneth J. Baumeister and Kevin L. Kreider
Autore Baumeister Kenneth J.
Pubbl/distr/stampa Cleveland, Ohio : , : National Aeronautics and Space Administration, Lewis Research Center, , November 1996
Descrizione fisica 1 online resource (15 pages) : illustrations
Collana NASA technical memorandum
Soggetto topico Finite difference theory
Sound propagation
Aircraft engines
Aeroacoustics
Real time operation
Engine inlets
Ducted flow
Iterative solution
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Record Nr. UNINA-9910707310803321
Baumeister Kenneth J.  
Cleveland, Ohio : , : National Aeronautics and Space Administration, Lewis Research Center, , November 1996
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui
Turbofan aft duct suppressor study [[electronic resource] ] : contractor's data report of mode probe signal data / / G. H. Fiske ... [and others]
Turbofan aft duct suppressor study [[electronic resource] ] : contractor's data report of mode probe signal data / / G. H. Fiske ... [and others]
Autore Syed A. A.
Pubbl/distr/stampa [Cleveland, Ohio] : , : National Aeronautics and Space Administration, Lewis Research Center, , [1983?]
Descrizione fisica 1 online resource (72 pages) : illustrations
Altri autori (Persone) FiskeG. H
Collana NASA CR
Soggetto topico Annular ducts
Engine noise
Noise measurement
Noise prediction (aircraft)
Noise reduction
Sound propagation
Turbofan engines
Formato Materiale a stampa
Livello bibliografico Monografia
Lingua di pubblicazione eng
Altri titoli varianti Turbofan aft duct suppressor study
Record Nr. UNINA-9910701942203321
Syed A. A.  
[Cleveland, Ohio] : , : National Aeronautics and Space Administration, Lewis Research Center, , [1983?]
Materiale a stampa
Lo trovi qui: Univ. Federico II
Opac: Controlla la disponibilità qui