Buckling Analysis of Bucket Foundations for Wind Turbines in Deep Water

Søren Madsen, Lars Andersen, Lars Bo Ibsen

Publikation: Bidrag til bog/antologi/rapport/konference proceedingKonferenceartikel i proceedingForskningpeer review

4 Citationer (Scopus)

Abstract

Using large suction caissons for offshore wind turbines is an upcoming technology also referred to as bucket foundations. The bucket foundation does not require heavy installation equipment, but since it is constructed as a thin steel shell structure, instability, in form of buckling, becomes a crucial issue during installation. This paper addresses the hydrostatic buckling pressure of the bucket foundation using threedimensional, non-linear finite element analysis. The main finding of this paper is that introducing an imperfect geometry based on the first linear pre-buckling mode shape, can increase the buckling load significantly.
OriginalsprogEngelsk
TitelProceedings of the Thirteenth International Conference on Civil, Structural and Environmental Engineering Computating
RedaktørerB. H. V. Topping, Y. Tsompanakis
Antal sider15
UdgivelsesstedStirlingshire, Scotland
ForlagCivil-Comp Press
Publikationsdato2011
ISBN (Elektronisk)978-1-905088-46-1
StatusUdgivet - 2011
BegivenhedThe Thirteenth International Conference on Civil, Structural and Environmental Engineering Computating - Chania, Crete, Grækenland
Varighed: 6 sep. 20119 sep. 2011

Konference

KonferenceThe Thirteenth International Conference on Civil, Structural and Environmental Engineering Computating
Land/OmrådeGrækenland
ByChania, Crete
Periode06/09/201109/09/2011
NavnCivil-Comp Proceedings
Nummer96
ISSN1759-3433

Bibliografisk note

Paper no. 86. The proceedings include special sessions organised by: Z. Dimitrovová, J. Pombo, P. Teixeira, J.T. Kim, L.F. Costa Neves, J.G.S. da Silva, P.C.G. da S. Vellasco, J.W. Bull, L.F. Costa Neves, L. Lima, A. Dusi, J. Náprstek, L. Andersen, A. Elhami, K. Marti, T. Vietor, G.I. Schuëller, V. Pomezanski, R.Y. Xiao, M. Domaneschi and M. Hartnett.

Emneord

  • Offshore Wind Turbines
  • Suction Caisson
  • Bucket Foundations
  • Buckling

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