Effect of filtration on rolling-element-bearing life in a contaminated lubricant environment
Stuart H. Loewenthal, Donald W. Moyer, John J. Sherlock, United States. National Aeronautics and Space Administration. Scientific and Technical Information Office, Lewis Research Center, Tribon Bearing Company
National Aeronautics and Space Administration, Scientific and Technical Information Office, 1978 - Technology & Engineering - 30 pages
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105 microns 105-micron filter 3-micron 40 microns absolute filter ball bearings baseline bearings bearing failure bearing from test bearing inner race bearing shaft speed bearings tested coarser filter contaminants added CONTAMINATED LUBRICANT ENVIRONMENT contaminated lubricant test debris dents debris particles Eddy current EFFECT OF FILTRATION EHD film thickness failure mode fatigue failures fatigue spall Fatigue tests Figure filter tests filtration level finer filtration flat belt gas turbine engines gross wear Hertz hour per bearing increased with coarser jackshaft levels of filtration Lewis Research Center lubricant test series microcrack micron absolute newtons 1030 lb noncontaminated lubricant tests oil samples outer race particle count raceway radial load Resin impregnated fibers rolling-element bearings running track surface defect surface distress surface initiated fatigue taminant temperature Test bearing suspended Test conditions test contaminant test filter test lubricant tests with contaminated viscosity Weibull slope weight loss