Nonlinear analysis of elasto-plastic shells by hybrid stress finite elements (Q1836513)
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scientific article; zbMATH DE number 3797270
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Nonlinear analysis of elasto-plastic shells by hybrid stress finite elements |
scientific article; zbMATH DE number 3797270 |
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Nonlinear analysis of elasto-plastic shells by hybrid stress finite elements (English)
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1982
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nonlinear analysis of elasto-plastic shells
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incremental variational functional of Hellinger-Reissner type
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computational efficiency
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updated Lagrangian description
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kinematical and mechanical field variables
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local corotated coordinate frames
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constitutive equations in terms of increments of midsurface strains and curvatures and corresponding stress resultants
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two models
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description of subsequent yield surfaces
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modifications to represent behaviour of hardening materials
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descretized by flat elements of triangular and quadrilateral shape
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