文档介绍：ARTICLE IN PRESS
Thin-Walled Structures 48 (2010) 453–459
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Thin-Walled Structures
journal homepage: ate/tws
Wind buckling of metal tanks during their construction
Rossana C. Jaca a, Luis A. Godoy b,Ã
a Department of Constructions, School of Engineering, National University ahue 8300-Neuque´n, Argentina
b Structures Department, FCEFyN, National University of Cordoba and CONICET, PO Box 916, Cordoba 5000, Argentina
article info abstract
Article history: Shell structures are usually designed by considering their final shape and configuration, so that it is
Received 20 August 2009 assumed that stability during the construction will be satisfied without further thought. However,
Accepted 14 January 2010 evidence from recent collapses of metal tanks under moderate winds shows that this is a matter that
Available online 24 February 2010
requires special attention. This paper reports analytical studies of tanks for the oil industry that failed
Keywords: during their construction in the Argentinean Patagonia under moderate winds. The cylindrical part of
Buckling the tanks was set up in place with point welding, but the roof was not yet in place at the time of
Finite elements collapse. To understand the mechanism of failure, static, geometrically nonlinear finite element
Structural collapse modeling of the tanks was carried out,