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Efficient finite element analysis using graph-theoretical force method with brick elements
DOI:10.1016/j.finel.2012.01.002.png)
摘要
En 中文
In this paper an efficient method is presented for the analysis of finite element models (FEMs) composed of brick elements. In the present method, special graphs are associated with the considered FEM and minimal subgraphs are selected using these graph models. Localized self-equilibrating systems are constructed on these subgraphs, forming a suitable statical basis of the FEM. This basis corresponds to highly sparse and banded flexibility matrix. Finally the applicability and the efficiency of the present method are illustrated through some examples. (C) 2012 Elsevier B. V. All rights reserved.
Keyword:
Finite element analysis
Brick element
Force method
Flexibility matrix
Graph theory
Statical basis
期刊
IF:
3.5
论文数:
2.6K
被引数:
5.1K
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引用论文
Palynofacies, palaeoenvironment, and source rocks evaluation of Ratawi Formation, Southern Iraq拉塔维组的孢粉相、古环境及烃源岩评价,伊拉克南部

