Human discomfort response to noise combined with vertical vibration
Jack D. Leatherwood, United States. National Aeronautics and Space Administration. Scientific and Technical Information Office, Langley Research Center
National Aeronautics and Space Administration, Scientific and Technical Information Office, 1979 - Medical - 46 pages
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A-weighted added noise analysis of variance appendix combinations of noise combined environment combined noise compute dB(A develop discom discomfort produced discomfort values due to presence effect of noise equation evaluations figure frequency of vertical Human Discomfort Response incremental discomfort due incremental noise discomfort independent variables Intercept Langley Research Center Leatherwood level of vibration loudness main effect NASA noise and vertical noise and vibration noise level noise spectrum octave-band center frequency octave-band effect octave-band frequency octave-band weighting factor parametric combinations passenger discomfort response prediction of passenger presence of noise presented psychophysical response to combined ride comfort model ride environment ride quality Scheffe method set of noise-vibration simulator single octave band sound pressure level standard ride segment stimuli tion total discomfort response vertical sinusoidal vibration vertical vibration vibration and noise vibration discomfort level vibration environment vibration frequency x f x s