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    Acoustic Methods Used in the NASA Glenn 9- by 15- Foot Low-Speed Wind Tunnel

    Brown, Clifford A. / Stephens, David B. | NTRS | 2018
    Keywords: Noise , Fan Noise , Propulsion Noise

    Subsonic-Transport Core/Combustor Noise

    L. S. Hultgren | NTIS | 2021
    Keywords: Combustor noise , Turbomachinery noise

    Prediction-based Auralization of a Multirotor Urban Air Mobility Vehicle

    S. Krishnamurthy / S. A. Rizzi / R. Cheng et al. | NTIS | 2020
    Keywords: Self noise , Uam vehicle noise , Urban air mobility vehicle noise auralization , Self-noise , Periodic noise , Uam vehicle noise auralization

    Helicopter Flight Procedures for Community Noise Reduction

    E. Greenwood | NTIS | 2017
    Keywords: Aircraft noise , Noise pollution , Noise reduction , Low noise

    Core/Combustor-Noise Baseline Measurements for the DGEN Aeropropulsion Research Turbofan

    D. K. Boyle / B. S. Henderson / L. S. Hultgren | NTIS | 2018
    Keywords: Noise measurement , Noise reduction

    ANOPP2 Training Part 2 of 4: Aircraft System Noise Prediction

    L. V. Lopes | NTIS | 2022
    Keywords: Aircraft noise , Aircraft noise prediction

    NASA Auralization Framework and Plugin Architecture

    A. R. Aumann / B. C. Tuttle / W. L. Chapin et al. | NTIS | 2015
    Keywords: Aerodynamic noise , Aircraft noise , Noise generators , Noise measurement

    NASA Glenn's Contributions to Aircraft Engine Noise Research

    L. D. Huff | NTIS | 2014
    Keywords: JET AIRCRAFT NOISE , NOISE INTENSITY , NOISE REDUCTION , ENGINE NOISE

      NASA Glenn's Contributions to Aircraft Engine Noise Research

      L.D Huff | NTIS | 2013
      Keywords: Engine noise , Noise intensity , Noise reduction

    NASA Jet Noise Research

    B. Henderson | NTIS | 2016
    Keywords: Noise reduction , Noise prediction (aircraft) , Jet aircraft noise , Aerodynamic noise , Surface noise interactions

      NASA Jet Noise Research

      B. Henderson | NTIS | 2012
      Keywords: Noise Pollution & Control

    Urban Air Mobility Noise: Current Practice, Gaps, and Recommendations

    Stephen A Rizzi / Dennis L Huff / David D Boyd et al. | NTRS | 2020
    Keywords: aircraft noise metrics , noise reduction technology , noise policy , noise regulation , noise prediction tools

    Jet Noise Prediction Comparisons with Scale Model Tests and Learjet Flyover Data

    B. Henderson / D. Huff / J. Berton | NTIS | 2020
    Keywords: Aerodynamic noise , Effective perceived noise levels , Jet aircraft noise , Noise generators , Noise prediction , Noise reduction

    Estimating Helicopter Noise Abatement Information with Machine Learning

    E. Greenwood | NTIS | 2018
    Keywords: Aircraft noise , Noise measurement , Noise reduction

    Auralization of NASA N+2 Aircraft Concepts from System Noise Predictions

    S. A. Rizzi / C. L. Burley / R. H. Thomas | NTIS | 2016
    Keywords: Aerodynamic noise , Aircraft noise , Noise prediction (aircraft) , Noise intensity

    Prediction-Based Approaches for Generation of Noise-Power-Distance Data with Application to Urban Air Mobility Vehicles

    S. A. Rizzi / S. J. Letica / J. D Douglas Boyd et al. | NTIS | 2022
    Keywords: Aircraft community noise , Noise-power-distance

    Analysis of Aerobatic Aircraft Noise Using the FAA's Integrated Noise Model

    E. R. Boeker / D. A. Senzig / C. J. Roof | NTIS | 2012
    Keywords: Noise Pollution & Control , Integrated Noise Model(INM) , Noise measurement , Noise , Noise modeling

    Supporting the FAA and ICAO in Developing Proposed Sonic Boom Standards

    A. Loubeau | NTIS | 2015
    Keywords: Noise measurement , Noise (sound) , Aircraft noise , Noise intensity , Aerodynamic noise , Noise prediction (aircraft)

    Fan Acoustic Flight Effects on the PAA & ASN Flight Test

    I. A. Clark / R. H. Thomas / Y. Guo | NTIS | 2022
    Keywords: Aircraft system noise , Turbofan noise

    Auralization of Hybrid Wing Body Aircraft Flyover Noise from System Noise Predictions

    S. A. Rizzi / A. R. Aumann / L. V. Lopes et al. | NTIS | 2013
    Keywords: Noise Pollution & Control , Aerodynamic noise , Noise prediction , Aircraft noise

    Aircraft Noise and Performance Data for a Notional Supersonic Business Jet

    J. J. Berton | NTIS | 2022
    Keywords: Aircraft noise

    Mapping Heavy Vehicle Noise Source Heights for Highway Noise Analysis

    P. R. Donavan / C. J. Janello | NTIS | 2017
    Keywords: Noise Pollution & Control , Noise pollution , Noise sources , Traffic noise levels , Transportation Noise Model (TNM) acoustical code

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