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Investigation of Normal Dynamic Contact Stiffness and Damping Characteristics in Mixed Lubrication for Non-Gaussian Rough Surfaces
AbstractThis study aims to investigate the contact performance of non-Gaussian rough surfaces under mixed lubrication conditions, with a particular...
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Vibration Reduction Analysis of a Dry Friction Constrained Longitudinal Vibration System Considering the Maximum Mises Stress and the Magnitude and Distribution of the Normal Load
AbstractIn this paper, on account of an exponential-type velocity-dependent friction coefficient model, the difference between dynamic and static...
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On the creep problem of soft-rigid interfaces: analysis of the normal contact behavior and application of creep models
In this study, we examined at the grain-scale the normal contact behavior of rigid-soft interfaces via a series of micromechanical experiments, in...
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Contact Mechanics Analysis of Fractal Surfaces Considering Elliptical Asperity with Elliptical Geometry
AbstractThe purpose of this paper is to present a fractal model of normal contact stiffness of joint surfaces based on elliptical asperity. The...
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A theoretical model to predict normal contact characteristics for elasto-plastic collisions
This article presents a theoretical prediction of elasto-plastic collision during normal impact. A new theoretical model is proposed to estimate...
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Approximate coefficient of restitution for nonlinear viscoelastic contact with external load
We derive an approximate coefficient of restitution (CoR) for a single bead impacting the ground when a constant external load acts upon the...
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12 Contact with Damage
We describe new results dealing with contact problems for materials that may undergo internal damage, resulting from strains and stresses which lead...
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Algorithm for Solving Discrete Contact Problems for an Elastic Layer
AbstractThe problems of discrete contact between an elastic layer and a rigid punch with unknown areas of actual contact are considered. A...
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Plastic deformation effect on contact behaviour in granular materials
Contact tests on machined and natural granite showed that extensive plastic deformation which extends to the core shape is happening before the...
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Algorithm for Solving Discrete Contact Problems for an Elastic Strip
AbstractDiscrete contact problems between an elastic strip and a rigid punch with previously unknown areas of actual contact are considered. A...
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Effects of Normal Load, Thickness of Oxide Layer and Number of Cycles on Fretting Wear of PWR Fuel ROD Cladding
Fretting wear and corrosion experiments are carried out under a simulative primary circuit environment provided by autoclave, the loss of volume of...
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3 Additional E.ects Involved in Contact
More is involved in contact than just friction, although it is the main process. Indeed, during a contact process elastic or plastic deformations of...
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Dynamic Response Analysis of Two-Dimensional Saturated Frozen Soil Foundation under a Moving Load
AbstractBased on the theory of solid porous media with pores, considering the interaction between soil particle phase, pore liquid water phase and...
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The Modeling for the Normal Contact Stiffness and Damping of Anisotropic Interface
Abstract—When two anisotropic rough surfaces contact, the interface is shown as the contact anisotropy or contact isotropy, which closely relates to...
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Modeling of Contact-Fatigue Failure of a Two-Layer Elastic Half-Space
AbstractThe article presents a model of contact-fatigue failure of elastic and viscoelastic coatings under cyclic frictional loading. For the case of...
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2 Evolution Equations, Contact and Friction
Contact processes take place on the surface, and, therefore, are described by boundary conditions. However, these are the boundaries or surfaces of...
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On the Contact Problem for a Wavy Cylinder and an Elastic Half-Plane
AbstractBased on the solution to plane contact problems for one and two contact zones, the influence of the geometry of a wavy cylinder on the length...
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On the Temperature Dependence of the Frictional Characteristics of a Metal Contact
AbstractThe results of experiments continuing the study of the features of the temperature effect on the frictional characteristics of metal friction...
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Experimental and Numerical Investigations of Composite Plates Under Impact Load
The paper investigates the normal interaction between the steel striker, carbon fiber and aramid fiber reinforced plastic plates at a speed ranging...
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Explicit total Lagrangian material point method with implicit frictional-contact model for soft granular materials
We introduce a novel numerical method for the simulation of soft granular materials, in which the particles can undergo large strains under load...
