Elastic lateral-torsional buckling strength and torsional bracing stiffness requirement for monosymmetric I-beams
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- 作者：Elham Mohammadi ; elham_pn@yahoo.com" class="auth_mail" title="E-mail the corresponding author ; Sayed Sina Hosseini ; Mohammad S. Rohanimanesh
- 关键词：Elastic instability ; Lateral-torsional buckling ; Discrete torsional brace ; Stiffness requirement ; Monosymmetric I-beams ; Energy approach
- 刊名：Thin-Walled Structures
- 出版年：2016
- 出版时间：July 2016
- 年：2016
- 卷：104
- 期：Complete
- 页码：116-125
- 全文大小：926 K
文摘
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Lateral-torsional buckling (LTB) strength and bracing stiffness requirement of monosymmetric I-beams are presented.
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A comparison between the results of the energy approach and finite element analysis is provided.
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The effects of geometrical properties on the LTB strength and bracing stiffness requirement are investigated.
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The moment gradient factor for monosymmetric I-beams under linear moment gradient is presented.