4.6 Article

The stiffness of prestressed frameworks: A unifying approach

Journal

INTERNATIONAL JOURNAL OF SOLIDS AND STRUCTURES
Volume 43, Issue 3-4, Pages 842-854

Publisher

PERGAMON-ELSEVIER SCIENCE LTD
DOI: 10.1016/j.ijsolstr.2005.03.008

Keywords

tangent stiffness; prestressed structure; equilibrium matrix; stress matrix

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A simple derivation of the tangent stiffness matrix for a prestressed pin-jointed structure is given, and is used to compare the diverse formulations that can be found in the literature for finding the structural response of prestressed structures. (c) 2005 Elsevier Ltd. All rights reserved.

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