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Search results 41

A 3-D CE/SE Navier-Stokes solver with unstructured hexahedral grid for computation of near field jet screech noise [microform] / Ching Y. Loh and Ananda Himansu, Lennart S. Hultgren (NASA/TM-2003-212314)

A 3-D CE/SE Navier-Stokes solver with unstructured hexahedral grid for computation of near field jet screech noise [microform] / Ching Y. Loh and Ananda Himansu, Lennart S. Hultgren (NASA/TM-2003-212314)
Microform図書
2003<YCA-NAS 1.15:212314>
National Diet Library
  • Subject HeadingJet aircraft noise Navier-Stokes equation ...

Recent developments in U.S. engine noise reduction research [microform] / James Bridges, Edmane Envia, and Dennis Huff (NASA/TM ; 2001-211083)

Recent developments in U.S. engine noise reduction research [microform] / James Bridges, Edmane Envia, and Dennis Huff (NASA/TM ; 2001-211083)
Microform図書
2001<YCA-NAS 1.15:211083>
National Diet Library
  • Subject HeadingJet aircraft noise Engine noise Noise redu...

Jet noise physics and modeling using first-principles simulations [microform] / Jonathan B. Freund (NASA/CR-2003-212123)

Jet noise physics and modeling using first-principles simulations [microform] / Jonathan B. Freund (NASA/CR-2003-212123)
Microform図書
2003<YCA-NAS 1.26:212123>
National Diet Library
  • Subject HeadingDirect numerical simulation Jet aircraft noise Mathematical models Aer...

Large Engine Technology (LET) task XXXVII low-bypass ratio mixed turbofan engine subsonic jet noise reduction program test report [microform] / Joseph R. Hauser, Steven H. Zysman, and Thomas J. Barber ([NASA contractor report] ; NASA/CR-2001-210571)

Large Engine Technology (LET) task XXXVII low-bypass ratio mixed turbofan engine subsonic jet noise reduction program test report [microform] / Joseph R. Hauser, Steven H. Zysman, and Thomas J. Barber ([NASA contractor report] ; NASA/CR-2001-210571)
Microform図書
2001<YCA-NAS 1.26:210571>
National Diet Library
  • Subject HeadingAeroacoustics Engine noise Jet aircraft noise Subsonic flow Noise red...

Acoustic and laser doppler anemometer results for confluent and 12-lobed E³ mixer exhaust systems for subsonic jet noise reduction [microform] / M. Salikuddin ... [et al.]

Acoustic and laser doppler anemometer results for confluent and 12-lobed E³ mixer exhaust systems for subsonic jet noise reduction [microform] / M. Salikuddin ... [et al.]
Microform図書
2002<YCA-NAS 1.26:2002-211597>
National Diet Library
  • Subject Heading... Subsonic flow Jet aircraft noise

Separate flow nozzle test status meeting [microform] : proceedings of a conference held at and sponsored by NASA Glenn Research Center, Cleveland, Ohio, September 9-10, 1997 / [Naseem H. Saiyed, editor] ([NASA conference publication] ; NASA/CP-2000-210524)

Separate flow nozzle test status meeting [microform] : proceedings of a conference held at and sponsored by NASA Glenn Research Center, Cleveland, Ohio, September 9-10, 1997 / [Naseem H. Saiyed, editor] ([NASA conference publication] ; NASA/CP-2000-210524)
Microform図書
2000<YCA-NAS 1.55:210524>
National Diet Library
  • Subject HeadingJet aircraft noise Engine noise Acoustic n...

Acoustic and laser doppler anemometer results for confluent, 22-lobed, and unique-lobed mixer exhaust systems for subsonic jet noise reduction [microform] / M. Salikuddin ... [et al.]

Acoustic and laser doppler anemometer results for confluent, 22-lobed, and unique-lobed mixer exhaust systems for subsonic jet noise reduction [microform] / M. Salikuddin ... [et al.]
Microform図書
2002<YCA-NAS 1.26:2002-211598>
National Diet Library
  • Subject Heading...xhaust systems Jet aircraft noise Engine design Noise red...

AST critical propulsion and noise reduction technologies for future commercial subsonic engines [microform] : separate-flow exhaust system noise reduction concept evaluation / B.A. Janardan ... [et al.] ([NASA contractor report] ; NASA/CR-2000-210039)

AST critical propulsion and noise reduction technologies for future commercial subsonic engines [microform] : separate-flow exhaust system noise reduction concept evaluation / B.A. Janardan ... [et al.] ([NASA contractor report] ; NASA/CR-2000-210039)
Microform図書
2000<YCA-NAS 1.26:210039>
National Diet Library
  • Subject HeadingAcoustic nozzles Aeroacoustics Engine noise Jet aircraft noise Noise reduction Sonic n...

Simulation of supersonic jet noise with the adaptation of overflow CFD code and Kirchhoff surface integral [microform] / Max Kandula, Raoul Caimi ([NASA technical memorandum] ; NASA/TM-2001-210263)

Simulation of supersonic jet noise with the adaptation of overflow CFD code and Kirchhoff surface integral [microform] / Max Kandula, Raoul Caimi ([NASA technical memorandum] ; NASA/TM-2001-210263)
Microform図書
2001<YCA-NAS 1.15:210263>
National Diet Library
  • Subject Heading...ution Gas jets Jet aircraft noise Mathematical models Sup...

Wind tunnel measured effects on a twin-engine short-haul transport caused by simulated ice accretions [microform] : data report / by Andrew Reehorst ... [et al.] (NASA technical memorandum ; 107419)

Wind tunnel measured effects on a twin-engine short-haul transport caused by simulated ice accretions [microform] : data report / by Andrew Reehorst ... [et al.] (NASA technical memorandum ; 107419)
Microform図書
1997<YCA-NAS 1.15:107419>
National Diet Library
  • Subject HeadingFlow visualization Jet aircraft Pressure distribution

Noise computation of a shock-containing supersonic axisymmetric jet by the CE/SE method [microform] / Ching Y. Loh ... [et al.] ([NASA technical memorandum] ; NASA/TM-1999-209658)

Noise computation of a shock-containing supersonic axisymmetric jet by the CE/SE method [microform] / Ching Y. Loh ... [et al.] ([NASA technical memorandum] ; NASA/TM-1999-209658)
Microform図書
1999<YCA-NAS 1.15:209658>
National Diet Library
  • Subject HeadingSupersonic jet flow Aeroacoustics Jet aircraft noise Mechanical shock Noise ...

The research and training activities for the Joint Institute for Aeronautics and Acoustics [microform] : proposal submitted to the NASA Ames Research Center for a period of one year, October 1, 1996 to September 30, 1997 / by the Department of Aeronautics and Astronautics, Stanford University ; principal investigator, Brian Cantwell ([NASA contractor report] ; NASA-CR-203808)

The research and training activities for the Joint Institute for Aeronautics and Acoustics [microform] : proposal submitted to the NASA Ames Research Center for a period of one year, October 1, 1996 to September 30, 1997 / by the Department of Aeronautics and Astronautics, Stanford University ; principal investigator, Brian Cantwell ([NASA contractor report] ; NASA-CR-203808)
Microform図書
1996<YCA-NAS 1.26:203808>
National Diet Library
  • Subject HeadingControl simulation Jet aircraft noise Education Aeroacoustics

Noise certification predictions for FJX-2-powered aircraft using analytic methods [microform] / Jeffrey J. Berton (NASA/TM ; 1999-208908)

Noise certification predictions for FJX-2-powered aircraft using analytic methods [microform] / Jeffrey J. Berton (NASA/TM ; 1999-208908)
Microform図書
1999<YCA-NAS 1.15:208908>
National Diet Library
  • Subject HeadingJet aircraft noise Turbofan engines Genera...

Comparisons of methods for predicting community annoyance due to sonic booms [microform] / Harvey H. Hubbard, Kevin P. Shepherd (NASA technical memorandum ; 110289)

Comparisons of methods for predicting community annoyance due to sonic booms [microform] / Harvey H. Hubbard, Kevin P. Shepherd (NASA technical memorandum ; 110289)
Microform図書
1996<YCA-NAS 1.15:110289>
National Diet Library
  • Subject HeadingSonic booms Jet aircraft noise Exposure Human reaction...

Survey of turbulence models for the computation of turbulent jet flow and noise [microform] / M. Nallasamy ([NASA contractor report] ; NASA/CR-1999-206592)

Survey of turbulence models for the computation of turbulent jet flow and noise [microform] / M. Nallasamy ([NASA contractor report] ; NASA/CR-1999-206592)
Microform図書
1999<YCA-NAS 1.26:206592>
National Diet Library
  • Subject Heading...fluid dynamics Jet aircraft noise Noise prediction Flow d...

Large scale turbulent structures in supersonic jets [microform] : final report, NCC2-5156 / by Ram Mohan Rao and Thomas S. Lundgren [principal investigator] ([NASA contractor report] ; NASA-CR-204496)

Large scale turbulent structures in supersonic jets [microform] : final report, NCC2-5156 / by Ram Mohan Rao and Thomas S. Lundgren [principal investigator] ([NASA contractor report] ; NASA-CR-204496)
Microform図書
1997<YCA-NAS 1.26:204496>
National Diet Library
  • Subject HeadingJet aircraft noise Supersonic jet flow Lar...

Quelling cabin noise in turboprop aircraft via active control [microform] / Rex K. Kincaid and Keith E. Laba, Sharon L. Padula ([NASA contractor report] ; 206448)

Quelling cabin noise in turboprop aircraft via active control [microform] / Rex K. Kincaid and Keith E. Laba, Sharon L. Padula ([NASA contractor report] ; 206448)
Microform図書
1997<YCA-NAS 1.26:206448>
National Diet Library
  • Subject HeadingJet aircraft noise Active control Aeroacou...

Definition of 1992 technology aircraft noise levels and the methodology for assessing airplane noise impact of component noise reduction concepts [microform] / Henry A. Kumasaka and Michael M. Martinez, Donald S. Weir (NASA contractor report ; 198298)

Definition of 1992 technology aircraft noise levels and the methodology for assessing airplane noise impact of component noise reduction concepts [microform] / Henry A. Kumasaka and Michael M. Martinez, Donald S. Weir (NASA contractor report ; 198298)
Microform図書
1996<YCA-NAS 1.26:198298>
National Diet Library
  • Subject HeadingAircraft noise Noise reduction Transport aircraft Noise spectra Jet aircraft

Numerical simulation of the effect of heating on supersonic jet noise [microform] / R. Hixon and S.-H. Shih, Reda R. Mankbadi (NASA contractor report ; 202338)

Numerical simulation of the effect of heating on supersonic jet noise [microform] / R. Hixon and S.-H. Shih, Reda R. Mankbadi (NASA contractor report ; 202338)
Microform図書
1997<YCA-NAS 1.26:202338>
National Diet Library
  • Subject HeadingJet aircraft noise Aeroacoustics Sound gen...

Jet aeroacoustics [microform] : noise generation mechanism and prediction : progress report on NASA grant NAG1-1776, period covered by this report January 1, 1996 to December 31, 1996 / principal investigator, Christopher Tam ([NASA contractor report] ; NASA-CR-203579)

Jet aeroacoustics [microform] : noise generation mechanism and prediction : progress report on NASA grant NAG1-1776, period covered by this report January 1, 1996 to December 31, 1996 / principal investigator, Christopher Tam ([NASA contractor report] ; NASA-CR-203579)
Microform図書
1996<YCA-NAS 1.26:203579>
National Diet Library
  • Subject HeadingTurbulent mixing Jet aircraft noise Gas jets Aeroacoustics ...