Synonyms were used for: Noise vibration,
Search without synonyms: title: Noise and Vibration; Noise and vibration, 2010

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    Review of Noise and Vibration Control Technologies for Rotorcraft Transmissions

    J. J. Scheidler / V. M. Asnani | NTIS | 2016
    airframe and produces noise. The scope is thus limited to vibration control treatments and modifications of the gears, driveline, housing ...
    Publisher: National Aeronautics and Space Administration, Cleveland, OH. NASA John H. Glenn Research Center at Lewis Field.
    Keywords: Aerodynamic noise , Noise generators , Vibration damping , Aircraft noise , Noise reduction , Vibration

    Noise and Vibration on High-Speed Tractors

    E. I. Kandaurova | NTIS | 1974
    Keywords: Noise(Sound) , Vibration

    Random Noise and Vibration in Space Vehicles

    R. H. Lyon | NTIS | 1967
    Contents: Introduction (prediction of the environment, calculation of response, simulation of environmental loads); Flight vehicle noise ...
    Publisher: Bolt Beranek and Newman Inc Cambridge Mass
    Keywords: Vibration , Noise , Aerodynamic noise

    Reduction of Noise and Vibration on Fork Lift Trucks

    P. Bartels / H. Dupuis / P. Jenik et al. | NTIS | 1983
    rotation speed) at the driver's ear of 10,0 dB (A) to 77.5 dB (A), and reduction of vibration of 50% to 65% measured at the driver's seat are ...
    Keywords: Noise Pollution & Control , Noise reduction , Vibration damping

    Lead-Lag Control for Helicopter Vibration and Noise Reduction

    F. Gandhi | NTIS | 1995
    vibratory hub loads. Some of these methods are aimed specifically at alleviating vibration at very high flight speeds and increasing the maximum ...
    Publisher: National Aeronautics and Space Administration, Hampton, VA. Langley Research Center
    Keywords: Aircraft noise , Vibration , Vibration damping , Noise reduction , Vibration isolators

    Combined Effect of Noise and Vibration on Passenger Acceptance

    J. D. Leatherwood | NTIS | 1983
    combined noise and vibration environments has been completed. This model was developed for use in the prediction and/or assessment of vehicle ride ...
    Publisher: National Aeronautics and Space Administration, Hampton, VA. Langley Research Center
    Keywords: Noise tolerance , Vibration

    Marine Technology Symposium (4th): Ship Vibration, Noise and Hydrodynamics

    NTIS | 1986
    Contents: Solution of ship vibration problems - current situation and future prospects; Substructure synthesis in the dynamic analysis of ...
    Keywords: Vibration , Noise(Sound)

    Noise and Vibration Characteristics of High Speed Transit Vehicles

    NTIS | 1971
    fixed route, high speed rapid transit systems and equipment. The community noise and ground vibration caused by such systems and vehicles is a ...
    Publisher: Wilson, Ihrig and Associates, Inc., Berkeley, Calif
    Keywords: Noise Pollution & Control , Vibration isolators , Noise reduction , Vibration damping , Noise pollution

    Novel Adaptive Structural Impedance Control Approach to Suppress Aircraft Vibration and Noise

    V. Wickramasinghe / D. Zimcik / Y. Chen | NTIS | 2004
    Significant levels of undesired vibration and noise are inherent in transport and combat vehicles, particularly in helicopters and ...
    Keywords: Vibration , Aircraft noise

    Wheel/Rail Noise and Vibration. Volume II: Applications to Control of Wheel/Rail Noise

    P. J. Remington / M. J. Rudd / I. L. Ver | NTIS | 1975
    -rail noise, and suggested testing procedures for improving control measures. ...
    Keywords: Noise Pollution & Control , Noise reduction , Vibration damping , Noise pollution , Wheel rail noise

    An Evaluation of Helicopter Noise and Vibration Ride Qualities Criteria

    C. E. Hammond / D. D. Hollenbaugh / S. A. Clevenson et al. | NTIS | 1981
    Two methods of quantifying helicopter ride quality; absorbed power for vibration only and the NASA ride comfort model for both noise and ...
    Publisher: National Aeronautics and Space Administration, Hampton, VA. Langley Research Center
    Keywords: Aircraft noise , Vibration , Noise intensity , Noise measurement , Vibration measurement

    Prediction and Control of Noise and Vibration in Rail Transit Systems

    L. G. Kurzweil / R. Lotz | NTIS | 1978
    are included. The noise environments treated include community noise and vibration near rail lines, vehicle interior noise of urban and ...
    Keywords: Noise Pollution & Control , Noise(Sound) , Vibration , Noise pollution , Vibration damping , Noise levels

    Role of Vibration and Rattle in Human Response to Helicopter Noise

    P. D. Schomer / R. D. Neathammer | NTIS | 1985
    and rattle in human response to helicopter noise. To answer these questions, this study examined the role of vibration and rattle in human ...
    Keywords: Aircraft noise , Vibration , Noise , White noise

    Helicopter Transmission Vibration and Noise Reduction Program. Volume I. Technical Report

    J. J. Sciarra / R. W. Howells / J. W. Lenski et al. | NTIS | 1978
    The objective of the Helicopter Transmission Vibration/Noise Reduction Program was to generate analytical tools for the prediction and ...
    Keywords: Noise Pollution & Control , Noise reduction , Vibration , Aircraft noise , Aircraft engine noise

    Chassis Dynamometer for Evaluating Vibration, Noise and Ride Comfort in Motor Vehicles

    W. Gebauer / B. Kaiser / R. Tilch et al. | NTIS | 1988
    evaluation of vibration, noise and torsional vibration on the completed vehicle under any driving conditions is described. ...
    Keywords: Vibration , Noise intensity

    Standards of Rider Comfort: Noise, Vibration and Age of Rider as Factors

    R. L. Colegate | NTIS | 1974
    Psychological responses of bus passengers to noise and vibration in terms of ride quality are studied in a field test. An attempt is made ...
    Keywords: Noise intensity

    Airborne Tactical Control System Propulsion Study - Noise, Vibration, and Radar Characteristics Report

    J. E. Hesse | NTIS | 1968
    A brief research and analytical investigation was conducted to determine the impact of powerplant radar, noise, and vibration ...
    Keywords: Aircraft noise , Vibration

    Increasing Truck Driver's Awareness: Use of In-Vehicle 3D Sounds

    D. D. Thompson / K. Wadding / E. Garmon | NTIS | 2013
    situational awareness (SA). Sound insulation of the truck cab, designed to reduce noise, vibration, and harshness (NVH), coupled with the inherent ...
    Keywords: 3D sounds

    Truck Noise VII-A. Experimental Investigation of Truck Tire Sound and Vibration

    W. F. Reiter / A. C. Eberhardt / L. J. Harper et al. | NTIS | 1974
    vibration. The tire sound signal was monitored at a point approximately one foot to the rear of the tire and was recorded simultaneously with the ...
    Publisher: North Carolina State Univ., Raleigh. Dept. of Mechanical and Aerospace Engineering
    Keywords: Noise Pollution & Control , Noise pollution , Vibration , Noise reduction

    Evaluation of Ride Quality Prediction Methods for Helicopter Interior Noise and Vibration Environments

    J. D. Leatherwood / S. A. Clevenson / D. D. Hollenbaugh | NTIS | 1984
    interior noise and vibration typical of routine flights, assessment of various ride quality metrics including the NASA ride comfort model, and ...
    Publisher: National Aeronautics and Space Administration, Hampton, VA. Langley Research Center
    Keywords: Noise Pollution & Control , Aircraft noise , Vibration damping

      Evaluation of Ride Quality Prediction Methods for Helicopter Interior Noise and Vibration Environments

      J. D. Leatherwood / S. A. Clevenson / D. D. Hollenbaugh | NTIS | 1984
      interior noise and vibration typical of routine flights, assessment of various ride quality metrics including the NASA ride comfort model, and ...
      Publisher: National Aeronautics and Space Administration, Hampton, VA. Langley Research Center
      Keywords: Noise Pollution & Control , Vibration , Aircraft noise , Noise reduction , Interior noise