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Debris Damage in Rolling Bearings and Its Effects on Fatigue Life
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Predictions of fatigue life from debris indented roller bearings are calculated by the methods described by Webster, Ioannides, and Sayles [9] and presented as a comparison to the actual fatigue ...
A New Fatigue Life Model for Rolling Bearings
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper describes a novel model for the prediction of fatigue life in rolling bearings. Central to this model is the postulation of a statistical relationship between the probability of ...
Elastic Stresses Below Asperities in Lubricated Contacts
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The presence of contacting asperities in lubricated rolling bearings modifies the subsurface stress field strongly in the neighborhood of the surface and, to a lesser extent, at larger depths ...
A Fast Solution of the Dry Contact Problem and the Associated Sub-Surface Stress Field, Using Multilevel Techniques
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The most time-consuming routine in the present EHL and dry contact computations is the calculation of the elastic deformation integrals. Using Multilevel Multi-Integration (MLMI) these integrals ...
Thermo-Mechanical Model for Moving Layered Rough Surface Contacts
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A numerical model designed to simulate a moving line contact of two rough layered bodies is presented. Fourier transforms are used to obtain fundamental solutions to relevant differential equations ...
Endurance of Aircraft Gas Turbine Mainshaft Ball Bearings-Analysis Using Improved Fatigue Life Theory: Part 1—Application to a Long-Life Bearing
Publisher: The American Society of Mechanical Engineers (ASME)
Endurance of Aircraft Gas Turbine Mainshaft Ball Bearings-Analysis Using Improved Fatigue Life Theory: Part 2—Application to a Bearing Operating Under Difficult Lubrication Conditions
Publisher: The American Society of Mechanical Engineers (ASME)
The Effect of the EHD Pressure Spike on Rolling Bearing Fatigue
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A recently proposed fatigue life model for rolling bearings has been applied to the study of lifetime reduction under conditions conducive to microspalling. The presence of a spike in the EHD ...
A Numerical Study of the Contact Mechanics and Sub-Surface Stress Effects Experienced Over a Range of Machined Surface Coatings in Rough Surface Contacts
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The paper employs a rough-surface numerical elastic contact method designed to analyze Hertzian elastic contact effects of surface coatings. In particular the paper explores the differences in ...
Thermoelastic Distortion of EHD Line Contacts During the Passage of Soft Debris Particles
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: During the passage of a debris particle through an EHD contact, mechanical stresses due to particle compression and thermal stresses due to particle frictional heating produce a thermoelastic/plastic ...