A realistic determination of the manufacturing tolerances on the dimensions of the various elements in a rolling bearing is proposed through computer modeling of the dynamic performance of the bearing as function of the geometrical anamolies. the bearing model consists of a real time simulation of… More

A semi-emperical approach to modeling the traction behavior of lubricants in concentrated contacts is proposed. the modeling consists of postulating the form of the lubricant constitutive equation in the high-pressure contact zone and estimating the various coefficients by carrying out a nonlinear… More

A computer modeling approach is proposed to study the effect of friction or traction characteristics of lubricants on the stability of bearing elements and the overall life of a rolling bearing. the proposed approach consists of using an existing bearing dynamics computer program to simulate the… More

A finite element approach to modeling of stresses in coated elastic solids is proposed. concentrated contact problems, subjected to normal, shear and thermal loadings, shall be first considered in plane strain configuration. the finite element results shall be validated against solutions available… More

An animated graphics model to simulate dynamic motions in rolling bearings is proposed. for a typical turbine engine ball bearing, and existing bearing dynamics computer program shall be used to obtain a real-time simulation of general motion of the bearing elements. this simulated motion shall then… More

Modeling of dynamic performance of rolling bearings as a function of thermal interactions resulting from applied operating conditions and internal frictional dissipations is proposed. The overall development consists of a thermal interaction model to predict temperature distributions under both… More