Dynamic plastic response and failure of a clamped beam struck transversely by a mass

作者: Wei Qin Shen , Norman Jones

DOI: 10.1016/0020-7683(93)90194-C

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摘要: Abstract A theoretical analysis is presented which examines the dynamic response of a rigid-perfectly plastic clamped beam struck transversely by mass at any point on span. The employs an interaction yield surface combines bending moment, membrane force and transverse shear required for flow. Material strain rate sensitive effects are examined with aid Cowper-Symonds equation. Good agreement obtained between predictions maximum permanent displacements corresponding experimental results. An energy density failure criterion used to predict inelastic this impact problem.

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