Mode Interaction In Thin-Walled Structures

P. N. Poulsen, Lars Damkilde

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

Abstract

The design of thin-walled structures often leads to two or more nearly simultaneous buckling modes. This could e.g. be a global buckling mode and a local buckling of a plate in some part of the structure. These buckling modes can each have a stable postbuckling behaviour not indicating any imperfection sensitivity. However the interaction of stable buckling modes can produce unstable postbuckling behaviour. In order to find the most critical imperfection leading to mode interaction and failure of the structure many different imperfections have to be analysed. These computations can be very costly.
Original languageEnglish
Title of host publicationProceedings of Ninth Nordic Seminar on Computational Mechanics
Number of pages3
Place of PublicationLyngby
PublisherTechnical University of Denmark, Department of Civil Engineering,
Publication date1996
Pages219-221
ISBN (Print)9788777401848, 8777401840
Publication statusPublished - 1996
Externally publishedYes
Event9th Nordic Seminar on Computational Mechanics - Lyngby, Denmark
Duration: 25 Oct 199626 Oct 1996

Seminar

Seminar9th Nordic Seminar on Computational Mechanics
Country/TerritoryDenmark
CityLyngby
Period25/10/199626/10/1996
SeriesR 8
ISSN1396-2167

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