Synonyme wurden verwendet für: Lärm
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1–20 von 40 Ergebnissen
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    9x15 Low Speed Wind Tunnel Acoustic Improvements

    Stark, David / Stephens, David | NTRS | 2016
    Schlagwörter: noise pollution

    NASA’s Bio-inspired Broadband Acoustic Absorber: Experiences at the 2021 FedTech Startup Studio

    L. Danielle Koch | NTRS
    Schlagwörter: acoustic absorber, noise, liner

    High-Lift Common Research Model Aeroacoustic Test

    David P. Lockard | NTRS
    Schlagwörter: Noise

    Aeroacoustic Results from Common Research Model Testing and Analysis

    David P Lockard | NTRS
    Schlagwörter: airframe noise

    Noise Measurements from Ground Tests of the Moog SureFly Vehicle

    Dennis Huff / Brenda Henderson / Jordan Cluts et al. | NTRS
    Schlagwörter: Rotor Noise

    Quiet Spacecraft Cabin Ventilation Fan: Acoustic Measurements Results

    Daniel L. Sutliff | NTRS
    Schlagwörter: Small Fan Noise

    Velocity Statistics and Spectra in Three-Stream Jets

    Ecker, Tobias / Lowe, K. Todd / Ng, Wing F. et al. | NTRS | 2016
    Schlagwörter: Noise

    Effect of airplane noise on man and noise control measures

    Borshchevskiy, I. YA. / Krylov, Yu. V. / Kuznetsov, V. S. et al. | NTRS | 1964
    Schlagwörter: NOISE REDUCTION , AIRCRAFT NOISE

    Activities in acoustics

    Freier Zugriff
    Loose, Sigfried / Lauterbach, Andreas / Algermissen, Stephan et al. | Deutsches Zentrum für Luft- und Raumfahrt (DLR) | 2011
    Schlagwörter: Noise

    Smart Twisting Active Rotor (STAR2): U.S. Update

    D Douglas Boyd, Jr. | NTRS
    Schlagwörter: Acoustics, Noise, Rotorcraft, Active Twist, Active Control

    A High Uniformity and High SNR Imaging Spectrometer for Science Measurements of the National Ecosystem Observatory Network (NEON)

    Green, Robert O. / Eastwood, Michael / Bruce, Carl | NTRS | 2009
    Schlagwörter: noise , SNR (Signal to Noise Ratio)

    Quiet Spacecraft Cabin Ventilation Fan: Aerodynamic Measurements Results

    David B Stephens | NTRS
    Schlagwörter: o Small Fan Noise, Testing, Duct Modes

    Developing Certification Procedures for Quiet Supersonic Aircraft using Shaped Sonic Boom Predictions Through Atmospheric Turbulence

    Alexandra Loubeau / Yusuke Naka / Victor W. Sparrow et al. | NTRS
    Schlagwörter: noise certification

    Recent Experimental Investigations in the Liner Technology Facility

    Brian Matthew Howerton | NTRS
    Schlagwörter: noise

    Distinguishing Response Behaviors Within Cumulative Noise Metrics for Quiet Supersonic Flights 2018 Data

    Aaron B. Vaughn / Andrew W. Christian | NTRS
    Schlagwörter: community noise

    NASA Jet Noise Research

    Henderson, Brenda | NTRS | 2016
    Schlagwörter: jet noise