晶体塑性理论的极值原理

IMECH-IR > 力学所知识产出(1956-2008)

	晶体塑性理论的极值原理
	王自强
Source Publication	中国科学A辑
	1987
Issue	12 Pages:1283-1291
ISSN	1006-9232
Abstract	本文基于晶体塑性增量理论,讨论了给定应力率或给定应变率的情况下,滑移剪切率的确定方法;提出了相应的多变量函数的极值原理;把问题归结为二次凸规划问题. 对于晶体在外力作用下塑性响应问题,本文提出了两个新的与边值问题等价的极值原理.在这些极值原理中,滑移剪切率将作为独立宗量,通过变分方程求得.
Keyword	极值原理剪切率滑移系晶体塑临界状态性理论应力率速率场极小值问题
Language	中文
Document Type	期刊论文
Identifier	http://dspace.imech.ac.cn/handle/311007/37022
Collection	力学所知识产出(1956-2008)
Corresponding Author	王自强
Recommended Citation GB/T 7714	王自强. 晶体塑性理论的极值原理[J]. 中国科学A辑,1987,12,:1283-1291.
APA	王自强.(1987).晶体塑性理论的极值原理.中国科学A辑(12),1283-1291.
MLA	王自强."晶体塑性理论的极值原理".中国科学A辑 .12(1987):1283-1291.

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