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Elastohydrodynamic Lubrication Analysis of Point Contacts With Consideration of Material Inhomogeneity
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Inhomogeneities in matrix may significantly affect the performance of mechanical elements, such as possible fatigue life reduction for rolling bearing due to stress concentration induced by inhomogeneities; on the other ...
Investigation of Patterned Textures in Ball on Disk Lubricated Point Contacts
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The numerical simulations of surface textures in pointcontact lubrication are conducted based on the unified Reynolds equation model. The textures are numerically produced on one of the interacting surfaces. The lubricant ...
Lubrication and Thermal Failure Mechanism Analysis in High-Speed Angular Contact Ball Bearing
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Lubrication analysis of rolling bearing is often conducted with assumed operating conditions, which does not consider the effect of internal dynamics of rolling bearing. In this paper, the effects of the applied load and ...
Effects of Differential Scheme and Viscosity Model on Rough-Surface Point-Contact Isothermal EHL
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper discussed the computational accuracy of rough-surface point-contact isothermal elastohydrodynamic lubrication (EHL) analysis by investigating the effects of differential scheme, viscosity-pressure, ...
Simulation of Sliding Wear in Mixed Lubrication
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Sliding wear is a significant surface failure mode in many mechanical components. The magnitude of changes in surface topography due to wear may be comparable to or larger than the original ...
Effects of Differential Scheme and Mesh Density on EHL Film Thickness in Point Contacts
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper investigates the effects of differential scheme and mesh density on elastohydrodynamic lubrication (EHL) film thickness based on a full numerical solution with a semi-system approach. ...