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RISNew Central Film Thickness Equation for Shear Thinning Lubricants in Elastohydrodynamic Lubricated Rolling/Sliding Point Contact Conditions
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper offers central film thickness formula pertaining to shearthinning lubricants under rolling/sliding point contact conditions. The shearthinning behavior of the lubricants is modeled using Carreau viscosity equation ...
Elastohydrodynamic Lubrication Model With Limiting Shear Stress Behavior Considering Realistic Shear Thinning and Piezo Viscous Response
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper addresses a largely ignored aspect pertaining to the elastohydrodynamic lubrication (EHL) traction behavior of fragile lubricants which undergo transition to glassy state at typical EHL contact zone pressures. ...
Lubricant Selection for Minimum Traction in Elastohydrodynamic Lubrication Line Contacts During Accelerated Motion—A Numerical Approach
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Transient thermal elastohydrodynamic lubrication (EHL) line contact simulations are carried out to study the traction behavior during accelerated motion considering realistic shear-thinning behavior. Using three lubricants ...
Transient Elastohydrodynamic Lubrication Film Thickness During Normal Approach Considering Shear Thinning and Linear Piezoviscous Oils
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Transient film thickness behavior is investigated using full elastohydrodynamic lubrication (EHL) line contact simulations during film collapse due to sudden halt and impact loading. Due attention is given to realistic ...
Implementation of a New Smart-Lubricant Model Using Generalized Newtonian Approach in Soft Elastohydrodynamic Lubrication
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This is an inceptive attempt to replace the classical Bingham fluid model with a continuous double Newtonian power law-based constitutive equation for smart lubricants like magneto-rheological, electro-rheological, and ...
A Continuous Rheological Model for Smart Lubricants in Hard Elastohydrodynamic Lubrication
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The discontinuous nature of the Bingham model poses significant challenges in the implementation and analysis of elastohydrodynamic lubrication (EHL). To address this problem, a modified Bingham model is developed and ...