APPLICATION OF AUGMENTED LAGRANGIAN TECHNIQUES FOR NONLINEAR CONSTITUTIVE LAWS IN CONTACT INTERFACES

被引：79

作者：

WRIGGERS, P ^{[1
]}

ZAVARISE, G ^{[1
]}

机构：

[1] IST SCI & TECN COSTRUZ,I-35131 PADUA,ITALY

来源：

COMMUNICATIONS IN NUMERICAL METHODS IN ENGINEERING | 1993年 / 9卷 / 10期

关键词：

Algorithms - Convergence of numerical methods - Finite element method - Friction - Mathematical models;

D O I：

10.1002/cnm.1640091005

中图分类号：

T [工业技术];

学科分类号：

08 ;

摘要：

The use of micromechanically based constitutive equations for contact interfaces leads to technically relevant parameters to ill-conditioned finite-element equations. In the paper an augmented Lagrangian technique is employed to overcome this difficulty and to provide a good converging algorithm.

引用

页码：815 / 824

页数：10

共 15 条

[1]

Bertsekas D.P, 1984, CONSTRAINED OPTIMIZA

[2] THERMAL CONTACT CONDUCTANCE [J].