Instabilities induced by coarse meshes for a nonlinear shell problem

Engineering Computations - 1996
M.A.Crisfield1, X.Peng2
1Imperial College London
2FEA Ltd, Kingston‐upon‐Thames, London

Tóm tắt

Presents a range of numerical results obtained from the geometrically nonlinear analysis of a cantilevered cylindrical shell. Shows that, while the fine‐mesh solution involves no limit points, as the mesh is coarsened, an increasing series of “false limit points” is encountered.

Từ khóa


Tài liệu tham khảo

10.1108/eb023760

10.1002/nme.1620350907

10.1243/03093247V061020

Crisfield M.A., 1991, Non-linear Finite Element Analysis of Solids and Structures, 1

Crisfield M.A., 1992, Proceedings of the 1st National Congress on Computational Mechanics, 2, 589

Irons B.M., 1976, Finite Elements for Thin Shells and Curved Members, 197

10.1002/nme.1620220314

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Engineering Computations

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