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 125 milligrams 3-micron 40 microns absolute filter ball bearings baseline bearings bearing failure bearing fatigue bearing from test bearing inner race bearing shaft speed Bearing tester bearings tested coarser filter contaminant injection CONTAMINATED LUBRICANT ENVIRONMENT contaminated lubricant test debris dents debris particles Eddy current EFFECT OF FILTRATION EHD film thickness failure mode fatigue failures 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 microcracks micron absolute newtons 1030 lb noncontaminated lubricant tests oil flow oil samples outer race particle count raceway radial load Resin impregnated fibers rolling-element bearings running track spall surface defect surface distress surface initiated fatigue taminant temperature Test bearing suspended Test conditions test contaminant test filter test lubricant Tribon viscosity Weibull slope weight loss