02119nam 2200625Ia 450 991069995790332120110203122733.0(CKB)5470000002406377(OCoLC)700227789(EXLCZ)99547000000240637720110203d2010 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierRotorcraft transmission noise path model, including distributed fluid film bearing impedance modeling[electronic resource] /Stephen A. Hambric ... [and others]Cleveland, Ohio :National Aeronautics and Space Administration, Glenn Research Center,[2010]1 online resource (iv, 75 pages) illustrationsNASA/CR-2010-216812Title from title screen (viewed on Feb. 3, 2011)."September 2010."Includes bibliographical references (pages 66-69).GearsnasatSound transmissionnasatVibrationnasatBall bearingsnasatAcousticsnasatJournal bearingsnasatRoller bearingsnasatHelicopter propeller drivenasatRotary wing aircraftnasatFluid filmsnasatImpedancenasatNoise reductionnasatGears.Sound transmission.Vibration.Ball bearings.Acoustics.Journal bearings.Roller bearings.Helicopter propeller drive.Rotary wing aircraft.Fluid films.Impedance.Noise reduction.Hambric Stephen A1386557NASA Glenn Research Center.GPOGPOBOOK9910699957903321Rotorcraft transmission noise path model, including distributed fluid film bearing impedance modeling3435556UNINA