Improving the efficiency of GBT displacement-based finite elements

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• 作者：Rodrigo Gonç ; alves^b ; ^{rodrigo.goncalves@fct.unl.pt} ; Dinar Camotim^a
• 关键词：Generalised Beam Theory (GBT) ; Thin-walled bars ; Beam finite elements ; Cross-section deformation
• 刊名：Thin-Walled Structures
• 出版年：2017
• 出版时间：February 2017
• 年：2017
• 卷：111
• 期：Complete
• 页码：165-175
• 全文大小：2419 K
• 卷排序：111

文摘

AGBT cross-section node-based DOF approach is proposed. Longitudinal discrete changes of the wall thickness (including holes) can be handled. Significant computational savings are achieved in non-linear problems. The GBT deformation mode participations are recovered through post-processing.