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Displaying 1-50 of 183 results
A parallel compact multi-dimensional numerical algorithm with aeroacoustics applications [microform] / Alex Povitsky, Philip J. Morris.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1999]
- 1999
Acoustic and aerothermal performance test of the axisymmetric coannular ejector nozzle [microform] / William Herkes.
- Text
- [Cleveland, Ohio] : National Aeronautics and Space Administration, Glenn Research Center ; Hanover, MD : Available from NASA Center for AeroSpace Information ; Springfield, VA : National Technical Information Service [distributor, 2000-
- 2000
Noise computation of a shock-containing supersonic axisymmetric jet by the CE/SE method [microform] / Ching Y. Loh ... [et al.].
- Text
- [Cleveland, Ohio] : National Aeronautics and Space Administration, Glenn Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1999]
- 1999
Aeroacoustics of flight vehicles [microform] : theory and practice / edited by Harvey H. Hubbard.
- Text
- Washington, D.C. : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Program ; [Springfield, Va. : For sale by the National Technical Information Service, 1991- ]
- 1991-present
Computation of helicopter rotor acoustics in forward flight [microform] / Roger Strawn, Rupak Biswas.
- Text
- [Moffett Field, Calif.] : Research Institute for Advanced Computer Science, NASA Ames Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
- 1994
Coupled 2-dimensional cascade theory for noise and unsteady aerodynamics of blade row interaction in turbofans. Volume 1, Theory development and parametric studies [microform] / Donald B. Hanson.
- Text
- [Washington, DC] : National Aeronautics and Space Administration, Scientific and Technical Information Program Division ; [Springfield, Va. : National Technical Information Service, distributor], 1994.
- 1994
Flow structure generated by perpendicular blade vortex interaction and implications for helicopter noise predictions [microform] / principle investigators: William J. Devenport, Stewart A.L. Glegg.
- Text
- [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1994]
- 1994
Numerical simulation of the edge tone phenomenon [microform] / N.S. Dougherty, B.L. Liu, and J.M. O'Farrell.
- Text
- [Washington, D.C.] : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Program ; [Springfield, Va. : National Technical Information Service, distributor], 1994.
- 1994
Introductions to generalized functions with applications in aerodynamics and aeroacoustics [microform] / F. Farassat.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
- 1994
Acoustic receptivity of compressible boundary layers [microform] : receptivity via surface-temperature variations / Meelan Choudhari.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
- 1994
En route noise levels from propfan test assessment airplane [microform] / Donald P. Garber and William L. Willshire, Jr.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
- 1994
Effect of nonzero surface admittance on receptivity and stability of compressible boundary layer [microform] / Meelan Choudhari.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
- 1994
On the interaction of jet noise with a nearby flexible structure [microform] / J.L. McGreevy, A. Bayliss, L. Maestrello.
- Text
- Hampton, VA : Institute for Computer Applications in Science and Engineering, NASA Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
- 1994
Noise radiation by instability waves in coaxial jets [microform] / Milo D. Dahl and Philip J. Morris.
- Text
- [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
- 1994
NASA LeRC's acoustic fill effect test program and results [microform] : William O. Hughes ... [et al.] ; prepared for the 65th Shock and Vibration Symposium ; sponsored by SAVIAC, San Digeo, California, October 31-November 1994.
- Text
- [Washington, D.C.] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
Ultra-high bypass ratio jet noise [microform] / John K.C. Low.
- Text
- [Washington, D.C.] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
- 1994
The aeroacoustics of supersonic coaxial jets [microform] / Milo D. Dahl.
- Text
- [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
- 1994
Aeroacoustic diffraction and dissipation by a short propeller cowl in subsonic flight [microform] / Rudolph Martinez.
- Text
- [Washington, D.C.] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1993]
- 1993
Active control of fan noise--feasibility study [microform].
- Text
- [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1994- ]
- 1994-present
Generalized advanced propeller analysis system (GAPAS). Volume II, Computer program user manual [microform]
- Text
- Redondo Beach, CA : TRW Space & Defense Sector ; [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1986]
- 1986
On the Lighthill relationship and sound generation from isotropic turbulence [microform] / Ye Zhou, Alexander Prashnowsky, Steven Oncley.
- Text
- Hampton, VA : Institute for Computer Applications in Science and Engineering, NASA Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
- 1994
Fourth Aircraft Interior Noise Workshop [microform] : compilation of material presented at a workshop ... held in Friedrichshafen, Germany, May 19-20, 1992 / compiled by David G. Stephens.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1992
- 1992
Fluctuating pressure loads under high speed boundary layers [microform] / William E. Zorumski.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, 1987]
- 1987
Noise of a model high speed counterrotation propeller at simulated takeoff/approach conditions (F7/A7) [microform] / Richard P. Woodward ; prepared for the 11th Aeroacoustics Conference sponsored by the American Institute of Aeronautics and Astronautics, Sunnyvale, California, October 19-21, 1987.
- Text
- [Washington, D.C.] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1987]
- 1987
Supersonic jet noise reductions predicted with increased jet spreading rate [microform] / Milo D. Dahl and Philip J. Morris.
- Text
- [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
Evaluation of boundary conditions for computational aeroacoustics [microform] / R. Hixon and S.H. Shih, R.R. Mankbadi.
- Text
- [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
Space station interior noise analysis program [microform] / E. Stusnick and M. Burn.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : For sale by the National Technical Information Service, 1987]
- 1987
NASA-Army rotorcraft technology [microform] : proceedings of a conference ... held at Ames Research Center, Moffett Field, California, March 17-19, 1987.
- Text
- [Washington, DC] : National Aeronautics and Space Administration, Office of Management, Scientific and Technical Information Program ; [Springfield, Va. : National Technical Information Service, distributor], <1988- >
- 1988-present
- 2 Items
Item details Format Call Number Item Location Text JSK 88-98 v. 1 Offsite Item details Format Call Number Item Location Text JSK 88-98 v. 2 Offsite Noise exposure reduction of advanced high-lift systems [microform] / Stephen W. Haffner.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
Response of multi-panel assembly to noise from a jet in forward motion [microform] / A. Bayliss ... [et al.].
- Text
- Hampton, VA : Institute for Computer Applications in Science and Engineering, NASA Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
Evaluation of a doubly-swept blade tip for rotorcraft noise reduction [microform] / Brian E. Wake and T. Alan Egolf.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1992]
- 1992
An outflow boundary condition for aeroacoustic computations [microform] / M. Ehtesham Hayder, Thomas Hagstrom.
- Text
- Cleveland, Ohio : National Aeronautics and Space Administration, Lewis Research Center, Ohio Aerospace Institute, Institute for Computational Mechanics in Propulsion ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
Turbomachinery design and tonal acoustics computations [microform] / Akil A. Rangwalla.
- Text
- San Jose, CA : MCAT Institute ; [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
Supersonic coaxial jet noise predictions [microform] / Milo D. Dahl and Philip J. Morris.
- Text
- [Washington, D.C.] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
The method of space-time conservation element and solution element-applications to one-dimensional and two-dimensional time-marching flow problems [microform] / Sin-Chung Chang, Xiao-Yen Wang and Chuen-Yen Chow.
- Text
- [Washington, D.C.] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
Effects of cavity dimensions, boundary layer, and temperature on cavity noise with emphasis on benchmark data to validate computational aerocoustic codes [microform] / K.K. Ahuja and J. Mendoza.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
An analysis of blade vortex interaction aerodynamics and acoustics [microform] / by Duck Joo Lee.
- Text
- Stanford, CA : Stanford University, Dept. of Aeronautics and Astronautics : Joint Institute for Aeronautics and Acoustics ; [Springfield, Va. : National Technical Information Service, distributor, 1985]
- 1985
Noise impact of advanced high lift systems [microform] : contract NAS1-20103 / Kevin R. Elmer and Mahendra C. Joshi.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
ICASE/LaRC Workshop on Benchmark Problems in Computational Aeroacoustics (CAA) [microform] : proceedings of a workshop sponsored by the National Aeronautics and Space Administration, Washington, D.C., and the Institute for Computer Applications in Science and Engineering (ICASE), Hampton, Virginia and held in Hampton, Virginia, October 24-26, 1994 / edited by J.C. Hardin, J.R. Ristorelli, and C.K.W. Tam.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; Springfield, VA : National Technical Information Service [distributor, 1995]
- 1995
Boundary conditions for jet flow computations [microform] / M.E. Hayder, E. Turkel.
- Text
- [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1994]
- 1994
Aircraft noise prediction program theoretical manual [microform] : rotorcraft system noise prediction system (ROTONET) / Donald S. Weir ... [et al.].
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
A numerical study of fundamental shock noise mechanisms [microform] / by Kristine R. Meadows.
- Text
- [Washington, D.C. : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor], c1995.
- 1995
Method for extracting forward acoustic wave components from rotating microphone measurements in the inlets of turbofan engines [microform] / D.E. Cicon, T.G. Sofrin.
- Text
- [Washington, DC] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
An extension of the Lighthill theory of jet noise to encompass refraction and shielding [microform] / H.S. Ribner.
- Text
- Hampton, Va. : National Aeronautics and Space Administration, Langley Research Center ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
Investigation of dispersion-relation-preserving scheme and spectral analysis methods for acoustic waves [microform] / Florence O. Vanel and Oktay Baysal.
- Text
- [Washington, D.C. : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1995?]
- 1995
Investigation of computational and spectral analysis methods for aeroacoustic wave propagation [microform] : abstract / Florence O. Vanel.
- Text
- [Washington, D.C. : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1995?]
- 1995
Sensitivity analysis for aeroacoustic and aeroelastic design of turbomachinery blades [microform] : final technical report / Christopher B. Lorence and Kenneth C. Hall.
- Text
- Durham, NC : Dept. of Mechanical Engineering and Materials Science, School of Engineering, Duke University ; [Washington, DC : National Aeronautics and Space Administration ; Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
Review of combustion-acoustic instabilities [microform] / Ayo Oyediran, Douglas Darling, Krishnan Radhakrishnan.
- Text
- [Washington, D.C.] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
Combustion-acoustic stability analysis for premixed gas turbine combustors [microform] / Douglas Darling ... [et al.].
- Text
- [Washington, D.C.] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
Computation of noise radiation from turbofans [microform] : a parametric study / M. Nallasamy.
- Text
- [Washington, D.C.?] : National Aeronautics and Space Administration ; [Springfield, Va. : National Technical Information Service, distributor, 1995]
- 1995
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