Vol 48, No 6 (1996)

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Analysis of stress distribution in a thin rectangular plate by the method of caustics

J. Wang, R.C. Batra, K. Isogimi

Arch. Mech. 48 (6), 1011-1024, 1996

Keywords:


Abstract


We discuss some characteristics of caustics in a rectangular plate loaded by distributed in-plane loads on a part of two opposite edges with the other two edges kept traction-free. It is assumed that plane state of stress prevails in the plate. The theoretical developments are valid for an arbitrary location of the reflective plane within the plate. A good agreement is found between the computed and observed caustics. A simple inverse problem of determining the intensity of the distributed load from the size of caustics is also investigated.

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