有限单元节点位移约束与释放

IMECH-IR > 力学所知识产出(1956-2008)

	有限单元节点位移约束与释放
	张双寅
Source Publication	计算结构力学及其应用
	1986
Volume	3 Issue:3 Pages:99-103
ISSN	1000-3401
Abstract	<正> 1.引言在用有限单元法解某些弹性力学问题时,常常需要对域内节点之间的相对位移施加约束条件。例如二维八节点四边形等参元广泛用于断裂力学问题,用坍塌(Collapsed)三角形四分之一节点奇异元计算裂纹应力强度因子。但是,应该指出,这个单元的奇异性依赖于坍
Keyword	内节点二力杆节点位移有限单元约束条件位移相奇异元裂纹开裂奇性
Language	中文
Document Type	期刊论文
Identifier	http://dspace.imech.ac.cn/handle/311007/37148
Collection	力学所知识产出(1956-2008)
Corresponding Author	张双寅
Recommended Citation GB/T 7714	张双寅. 有限单元节点位移约束与释放[J]. 计算结构力学及其应用,1986,3,3,:99-103.
APA	张双寅.(1986).有限单元节点位移约束与释放.计算结构力学及其应用,3(3),99-103.
MLA	张双寅."有限单元节点位移约束与释放".计算结构力学及其应用 3.3(1986):99-103.

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