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基于参数变分原理的Cosserat连续体弹塑性分析

Release Time:2019-03-11  Hits:

Indexed by: Journal Article

Date of Publication: 2007-06-15

Journal: 固体力学学报

Included Journals: Scopus、CSCD、ISTIC、PKU、EI、SCIE

Volume: 28

Issue: 2

Page Number: 157-163

ISSN: 0254-7805

Key Words: Cosserat模型;参数变分原理;二次规划算法;应变软化

Abstract: 基于参数变分原理,提出了Cosserat模型弹塑性计算的算法,给出了基于Cosserat理论的参数最小势能原理,基于所提出的变分方程,建立了Cosserat理论弹塑性分析的参数二次规划模型,进一步将算法应用于平面应变软化问题计算中,获得的结果具有良好的非网格依赖性.

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