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TECHNICAL PAPERS

A Rough Surface Contact Model for General Anisotropic Materials

[+] Author and Article Information
Yuan Lin, Timothy C. Ovaert

Department of Aerospace and Mechanical Engineering, The University of Notre Dame, Notre Dame, IN 46556

J. Tribol 126(1), 41-49 (Jan 13, 2004) (9 pages) doi:10.1115/1.1609491 History: Received February 06, 2003; Revised June 10, 2003; Online January 13, 2004
Copyright © 2004 by ASME
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References

Liu,  G., Wang,  Q., and Lin,  C., 1999, “A Survey of Current Models for Simulating the Contact Between Rough Surfaces,” Tribol. Trans., 42, pp. 581–591.
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Liu,  G., Wang,  Q., and Liu,  S., 2001, “A Three-Dimensional Thermal-Mechanical Asperity Contact Model for Two Nominally Flat Surfaces in Contact,” ASME J. Tribol., 123, pp. 595–602.
Stroh,  A. N., 1958, “Dislocations and Cracks in Anisotropic Elasticity,” Philos. Mag., 3, pp. 625–646.
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Figures

Grahic Jump Location
(a) Elastic half-space subject to a line load normal to the surface; and (b) notation for rough surface contact (O: original profile, D: deformed profile).
Grahic Jump Location
Anisotropic elastic half-space subject to uniform normal and shear tractions over a strip
Grahic Jump Location
Flat surface in contact with a cylinder
Grahic Jump Location
(a) Distribution of contact pressure (f=0), smooth graphite/epoxy composite, x2x3 symmetry plane; and (b) distribution of contact pressure (f=0.6), smooth graphite/epoxy composite, x2x3 symmetry plane
Grahic Jump Location
(a) Distribution of von Mises stress in subsurface (f=0), smooth graphite/epoxy composite, x2x3 symmetry plane; and (b) contours of von Mises stress in subsurface (f=0), smooth graphite/epoxy composite, x2x3 symmetry plane
Grahic Jump Location
(a) Distribution of von Mises stress in subsurface (f=0.2), smooth graphite/epoxy composite, x2x3 symmetry plane; and (b) contours of von Mises stress in subsurface (f=0.2), smooth graphite/epoxy composite, x2x3 symmetry plane
Grahic Jump Location
(a) Contours of von Mises stress in subsurface for smooth isotropic material (f=0); and (b) contours of von Mises stress in subsurface for smooth isotropic material (f=0.25)
Grahic Jump Location
Rough anisotropic surface profile (Rq=0.37 μm)
Grahic Jump Location
(a) Distribution of contact pressure (f=0.2), rough anisotropic surface profile (Rq=0.37 μm), graphite/epoxy composite, x2x3 symmetry plane; (b) distribution of von Mises stress in subsurface (f=0.2), rough anisotropic surface profile (Rq=0.37 μm), graphite/epoxy composite, x2x3 symmetry plane; and (c) original and deformed surface profiles (f=0.2), rough anisotropic surface profile (Rq=0.37 μm), graphite/epoxy composite, x2x3 symmetry plane
Grahic Jump Location
(a) Distribution of contact pressure (f=0.2), rough anisotropic surface profile (Rq=0.18 μm), graphite/epoxy composite, x2x3 symmetry plane; and (b) original and deformed surface profiles (f=0.2), rough anisotropic surface profile (Rq=0.18 μm), graphite/epoxy composite, x2x3 symmetry plane
Grahic Jump Location
(a) Distribution of contact pressure (f=0.2), rough anisotropic surface profile (Rq=0.37 μm), graphite/epoxy composite, x1x3 symmetry plane; and (b) distribution of von Mises stress in subsurface (f=0.2), rough anisotropic surface profile (Rq=0.37 μm), graphite/epoxy composite, x1x3 symmetry plane
Grahic Jump Location
Anisotropic elastic half-space subject to an arbitrary line load

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