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Some Aspects of Determining the Flow Factors
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The uncertainty in calculated results of the flow factors greatly limits the application of the average flow model [1] which otherwise is an approach with broad prospects for studying the ...
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. ...
Numerical Simulation of Piston Ring in Mixed Lubrication—A Nonaxisymmetrical Analysis
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The assumption of axisymmetry, employed by most of studies on piston ring lubrication, probably gives a too idealistic model for the real situation. A theoretical model for a nonaxisymmetrical ...