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Issue:
9-node Isoparametric Element of Hamilton Canonical Equation
Author(s):
Xing Rui-shan
,
Qing Guang-hui
Pages:
27
-
31
Year:
2012
Issue:
1
Journal:
Journal of Guangdong University of Technology
Keyword:
Hamilton正则方程
;
九节点等参元
;
半解析法
;
高斯积分
;
Abstract:
结合弹性材料修正后的H-R变分原理和九节点四边形等参元二次插值函数,建立了九节点Hamilton等参元列式的正则方程.简要地介绍了弹性材料修正后的H-R变分原理.基于变分原理使用3×3的高斯积分详细地推导了Hamilton正则方程的九节点等参元列式,使得九节点等参元在有限元法中的优越性与弹性力学Hamihon正则方程的半解析法得到了有机的结合.数值实例的结果证明了本文九节点Hamilton等参元列...
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