平板内后分叉的局部化带

IMECH-IR > 力学所知识产出(1956-2008)

	平板内后分叉的局部化带
	李国琛; 黄涛
Source Publication	力学学报
	1996
Volume	28 Issue:4 Pages:406
ISSN	0459-1879
Abstract	已知剪切带状分叉将引发裂隙.为模拟其后继效应,该文利用大应变有限元的空单元技术,设计了自动释放损伤单元内残余应力的方法.这种损伤松弛可以具有各向同性或各向异性的性质.结果显示,受单向拉伸平板中心的水平裂隙会向斜角方向辐射局部化带,带内有明显厚度颈缩及平面错动.由此说明实验所观察到的这类局限于带内的变形应属于后分叉的效应.
Keyword	局部化后分叉颈缩
Indexed By	CSCD
Language	中文
CSCD ID	CSCD:338693
Citation statistics	Cited Times:1[CSCD] [CSCD Record]
Document Type	期刊论文
Identifier	http://dspace.imech.ac.cn/handle/311007/35366
Collection	力学所知识产出(1956-2008)
Corresponding Author	李国琛
Recommended Citation GB/T 7714	李国琛,黄涛. 平板内后分叉的局部化带[J]. 力学学报,1996,28,4,:406.
APA	李国琛,&黄涛.(1996).平板内后分叉的局部化带.力学学报,28(4),406.
MLA	李国琛,et al."平板内后分叉的局部化带".力学学报 28.4(1996):406.

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