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Numerical Study on Method for Reducing Film Pressure and Its Fluctuation due to Surface Roughness in Elastohydrodynamic Lubrication Contact
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: One of the methods to avoid rolling contact fatigue is to reduce the film pressure due to surface roughness and the magnitude of its fluctuation. The roughness on rolling/sliding concentrated contacting surfaces has generally ...
Effects of Thermal Properties of Contact Materials and Slide-Roll Ratio in Elastohydrodynamic Lubrication
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The effects of thermal conductivity, heat capacity, thermal inertia, and slide-roll ratio (SRR) on point elastohydrodynamic lubrication (EHL) are discussed with engineering ceramics and steel by a non-Newtonian thermal EHL ...
Numerical Study on Effect of Thermal Conductivity in Point Contacts With Longitudinal Roughness on Abnormal Pressure Distribution
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In order to clarify the effect of thermal conductivity on non-Newtonian thermal elastohydrodynamic lubrication (EHL) in the point contact with longitudinal roughness on one surface or on both surfaces, numerical calculations ...
Numerical Study on the Interaction of Transverse and Longitudinal Roughness on Elastohydrodynamic Lubrication Contact Surfaces With Different Thermal Conductivities and Elastic Moduli
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The interaction and surface features between point contact surfaces composed of longitudinal roughness with infinite or finite length and transverse roughness were discussed based on a transient non-Newtonian thermal ...
Numerical Study on Effect of Dimples on Tribo-Characteristics in Non-Newtonian Thermal Elastohydrodynamic Lubrication Point Contacts With Different Mechanical and Thermal Properties
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The transient behavior of tribo-characteristics caused by micro-dimples on point contact surfaces with different mechanical and thermal properties was investigated based on non-Newtonian thermal elastohydrodynamic lubrication ...