Reissner-Mindlin板的非协调稳定化组合有限元法

冯民富; 杨艳; 周天孝

Reissner-Mindlin板的非协调稳定化组合有限元法

1.
四川大学数学学院,成都 610064;2.西南石油大学理学院,四川南充 637001;3.航空计算研究所,西安 710078

基金项目: 四川省科技攻关课题资助项目(05GG006-006-2)

详细信息

作者简介:
冯民富(1964- ),男,四川人,教授(联系人.Tel:+86-28-85460879;E-mail:fmf@wtjs.cn).

中图分类号: O241；O343
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- 被引次数: 0
出版历程
- 收稿日期: 2007-12-24
- 修回日期: 2008-12-09
- 刊出日期: 2009-02-15

Nonconforming Stabilized Combined Finite Element Method for the Reissner-Mindlin Plate

1.
College of Mathematics, Sichuan University, Chengdu 610064, P. R. China;

摘要

摘要: 基于Reissner-Mindlin板的组合变分格式,提出了一种非协调稳定化组合有限元方法．若有限元空间满足能量协调条件,该方法收敛,并有误差估计．作为应用,讨论了3种有限元空间,并和MITC4和DKQ方法比较．数值结果表明该方法对网格畸变不敏感,若选取适当的参数,在粗网格上就有高精度．
- Reissner-Mindlin板 /
- 能量协调条件 /
- 组合杂交元 /
- 非协调有限元
Abstract: Based on the combination of two variational principles, a nonoonfornung stabilized futile element method was presented for the Reissner-Mindlin plates.
- Reissner-Mindlin plate /
- energy-compatibility /
- combined FFM /
- nonconfoming finite element

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参考文献(22)

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