Inter-relation of the structural variation theorems and the force method

Author: Kaveh A.   Najimi M.  

Publisher: Emerald Group Publishing Ltd

ISSN: 0264-4401

Source: Engineering Computations: Int J for Computer-Aided Engineering, Vol.24, Iss.8, 2007-11, pp. : 763-779

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Abstract

Purpose ‐ This paper aims to study the variation theorems for pin-jointed structures and rigid-jointed frames. Design/methodology/approach ‐ The generalized force method is explained in a form to illustrate the parallelism of this method and the variation theorem approaches. The inter-relation between the variation theorems and the force method is then established. Findings ‐ Examples are presented to illustrate the above-mentioned parallelism. Originality/value ‐ The paper shows the power of the force method as a basis of variation theorems.