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Civil-Comp Proceedings
ISSN 1759-3433 CCP: 71
COMPUTATIONAL CIVIL AND STRUCTURAL ENGINEERING Edited by: G. De Roeck and B.H.V. Topping
Paper VI.3
Numerical Method for Form Finding and Cutting Pattern of Membrane Structures Q.L. Zhang, L. Zhang, X.Q. Luo and J. Wang
College of Civil Engineering, Tongji University, Shanghai, China Q.L. Zhang, L. Zhang, X.Q. Luo, J. Wang, "Numerical Method for Form Finding and Cutting Pattern of Membrane Structures", in G. De Roeck, B.H.V. Topping, (Editors), "Computational Civil and Structural Engineering", Civil-Comp Press, Edinburgh, UK, pp 115-119, 2000. doi:10.4203/ccp.71.6.3
Abstract
Three kinds of form finding problems of membrane structures
are discussed in this paper. The first kind is to find the
minimum surface with the identical stress distribution, the
second kind is to find the equilibrium surface that satisfies the
given boundaries, and the third is finding the uniform stress
surface that can equilibrate under given surface geometry.
The dynamic relaxation method is adopted to solve the first
and the second problems and the least square method is used
in solving the third problem. Numerical studies show that
the method proposed in this paper can solve successfully
form-finding problems of membrane structures.
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