Analysis of membrane structure based on isoparametric curved elements

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Publication year 1995
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Title Analysis of membrane structure based on isoparametric curved elements
Author Shiro Kato,Tatsuya Yoshino,Emi Matsumoto,Fumiyoshi Takeda
Summary We need both of the shape and stress analysis to grasp the structural behaviors of membrane structures and also to design them under loading. The paper discusses a formulation of incremental stiffness equation based on the finite element method using eight-node isoparametric curved elements. The effectiveness of the eight-node isoparametric curved element is shown by the analytical results for HPsurface EŒsaddle surface and catenoid under bi-axial tension and as well as a saddle surface under non-uniform bi-axial tension.