Rectangular Plate T4: Assumed Stress Distribution

The type of deformation under investigation is indicated by fig. 1. A rectangular plate ABCD is deformed into the shape A'B'C'D'. The two opposing edges AB, CD are shifted horizontally without alteration of length into the position A'B', C'D', the other boundaries AD, BC being kept free from external stress. In a paper which appeared in the 'Proc. Royal Society', December 28, 1911, Prof. E. G. Coker investigated this same type of deformation using optical methods to determine the distribution of stress along the centre line OX. He found that if the plate was square the shear stress along OX was distributed in a munner which was approximately parabolic. As the ratio of AD to AB decreased the curve of distribution first of all became flat-topped, and for yet smaller ratios two distinct humps made their appearance.


1979 ◽  
Vol 21 (5) ◽  
pp. 363-365
Author(s):  
P. K. Datta

The results of analytically and experimentally determined buckling loads of a rectangular plate, subjected to partial edge loading and mixed boundary conditions, are presented.


1972 ◽  
Vol 9 (03) ◽  
pp. 302-316
Author(s):  
Hans Georg Payer

The paper deals with web plates of deep web frames loaded below and above the buckling load. Emphasis is given to the influence of initial deflections, which commonly are encountered in welded constructions, on the response of the plate. The process of solving this nonlinear plate problem is outlined and results for several plate configurations are discussed. Contour plots illustrate the character of the deflection and stress distribution for two typical cases. Good correlation is found between the theory and results from full-scale experiments on a tanker. Design curves for a square and a rectangular plate panel loaded by shear are included in the results.


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