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RISA Coupled Multibody Finite Element Model for Investigating Effects of Surface Defects on Rolling Contact Fatigue
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A coupled multibody elastic–plastic finite element (FE) model was developed to investigate the effects of surface defects, such as dents on rolling contact fatigue (RCF). The coupled Voronoi FE model was used to determine ...
Closure to “Discussion of ‘A New Approach for Fatigue Damage Modeling of Subsurface-Initiated Spalling in Large Rolling Contacts’” (2016, ASME J. Tribol., 139(3), p. 035501)
Publisher: The American Society of Mechanical Engineers (ASME)
Three Dimensional Finite Element Elastic–Plastic Model for Subsurface Initiated Spalling in Rolling Contacts
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this investigation, a threedimensional (3D) finite element (FE) model was developed to study subsurface initiated spalling observed in rolling line contact of tribo components such as bearings. An elastic–kinematic ...
An Explicit Finite Element Model to Investigate the Effects of Elastomeric Bushing on Bearing Dynamics
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This work presents a numerical simulation which studies the effect of elastomeric bushing on the dynamics of a deepgroove ball bearing. To achieve the objective, a threedimensional (3D) explicit finite element method (EFEM) ...
A Combined EFEM–Discrete Element Method Dynamic Model of Rotor–Bearing–Housing System
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: In this paper, a model was developed to study the effects of rotor and support flexibilities on the performance of rotor–bearing–housing system. The system is composed of a flexible rotor and two supporting deep-groove ...
A Strongly Coupled Finite Difference Method–Finite Element Method Model for Two-Dimensional Elastohydrodynamically Lubricated Contact
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: This paper presents a partitioned strongly coupled fluid–solid interaction (FSI) model to solve the 2D elastohydrodynamic (EHD) lubrication problem. The FSI model passes information between a control volume finite-difference ...
Analytical Investigation of Roller Skew and Tilt in a Spherical Roller Bearing
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: The objective of this investigation was to analytically investigate the performance of a spherical roller bearing (SRB) operating under various loading and speed combinations. In order to achieve the objective, a full six ...
Investigation of Roller Bearing Cage Pocket Lubrication and Friction
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A test rig was designed and developed to assess the lubrication and friction of a single cylindrical roller and a conformal cage pocket. The roller was lubricated via oil bath in a sealed housing. Inner and outer bearing ...
The Influence of Cage Pocket Lubrication on the Simulation of Deep Groove Ball Bearing Cage Motion
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: A six degrees-of-freedom dynamic bearing model (DBM) was modified to include a novel cage pocket lubrication model. The motion of the cage was determined using the finite difference method to solve for the pressure generation ...
A Review of Computational Fluid Dynamics Approaches Used to Investigate Lubrication of Rolling Element Bearings
Publisher: The American Society of Mechanical Engineers (ASME)
Abstract: Optimizing bearing performance is based on effective lubrication, especially in high-speed machinery, where minimizing churning and drag losses is of significant importance. Over the past few decades, extensive research ...