Formulation and approximation of quasistatic frictional contact

被引:72
作者
Cocu, M [1 ]
Pratt, E [1 ]
Raous, M [1 ]
机构
[1] UNIV AIX MARSEILLE 1,F-13331 MARSEILLE,FRANCE
关键词
D O I
10.1016/0020-7225(95)00121-2
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
A quasistatic unilateral contact problem with a non-local friction law is considered. We propose a new variational formulation of this problem consisting of two inequalities. By applying an implicit time discretization scheme, we obtain an incremental formulation which, if the friction coefficient is sufficiently small, has a unique solution for which appropriate estimations are obtained. This incremental solution enables us to construct a solution to the quasistatic problem by establishing the weak convergence of a subsequence of mappings interpolating the incremental solution. An algorithm is derived and a simple numerical example is presented. Copyright (C) 1996 Elsevier Science Ltd
引用
收藏
页码:783 / 798
页数:16
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