The idealized structural unit method and its application to deep girder structures

DOI10.1016/0045-7949(84)90126-3zbMath0523.73059OpenAlexW1964154069MaRDI QIDQ3674187

Sherif M. H. Rashed, Yukio Ueda

Publication date: 1984

Published in: Computers & Structures (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1016/0045-7949(84)90126-3

zbMATH Keywords

application to metal structures built up of deep I girdersbehavior under increasing loadsbridge girderscomputer time be very shortconditions for web buckling, ultimate strength and full plastic strengthdescribed in consise analytical-numerical formexpressions for stiffness during various stagesgeometric and material nonlinear behavior can be idealizedgirder structural unitgrillage structuresidealized structural unit methodload applied incrementally until ultimate strength is attainednonlinear behavior until collapse of large size redundant structuresnumber of structural units and overall degrees of freedom less in order than number of elements and overall degrees of freedom by FEMreassembled structureships deep girdersstructure divided into biggest possible structural units

Mathematics Subject Classification ID

Rods (beams, columns, shafts, arches, rings, etc.) (74K10) Nonlinear elasticity (74B20) Finite element methods applied to problems in solid mechanics (74S05) Composite and mixture properties (74E30) Bifurcation and buckling (74G60)

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