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Variational principle with nonlinear complementarity for three-dimensional contact problems and its numerical method

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【Author】 CHEN Wanji,CHEN Guoqing and FENG Enmin(Research Institute of Engineering Mechanics,Dalian University of Technology,Dalian 116023,China)

【机构】 Research Institute of Engineering Mechanics； Dalian University of Technology； Dalian 116023； China； China；

【摘要】 <正> Variational principles with nonlinear complementarity and finite-dimensional nonlinear complementarity models for three-dimensional frictional contact problems are established.The existence and uniqueness of the solutions to the finite-dimensional models are proved.A minimum principle is developed and a minimization algorithm is presented.Numerical calculation shows that the algorithm is highly efficient,reliable and promising.更多还原

【Abstract】 Variational principles with nonlinear complementarity and finite-dimensional nonlinear complementarity models for three-dimensional frictional contact problems are established.The existence and uniqueness of the solutions to the finite-dimensional models are proved.A minimum principle is developed and a minimization algorithm is presented.Numerical calculation shows that the algorithm is highly efficient,reliable and promising.更多还原

【关键词】 three-dimensional frictional contact problems； nonlinear complementarity； variational principle； minimization algorithm； convergence.；
【Key words】 three-dimensional frictional contact problems； nonlinear complementarity； variational principle； minimization algorithm； convergence.；

【基金】 Project supported by the National Natural Science Foundation of China.

【文献出处】 Science in China,Ser.A ,中国科学A辑(英文版) , 编辑部邮箱 ,1996年05期

【分类号】TB11
【被引频次】3
【下载频次】46

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