| KT型相贯节点极限承载力非线性有限元分析 |
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| 引用本文： | 舒兴平,郑伯兴.KT型相贯节点极限承载力非线性有限元分析[J].湖南农业大学学报(自然科学版),2006,33(6). |
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| 作者姓名： | 舒兴平 郑伯兴 |
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| 作者单位： | 湖南大学土木工程学院 湖南长沙410082 |
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| 基金项目： | 国家标准《钢结构设计规范》研究课题 |
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| 摘 要： | 对KT型圆钢管空间相贯节点的极限承载力进行了非线性有限元分析,揭示了KT型相贯节点的受力性能.结果表明:随着支杆与弦杆直径比、腹杆与弦杆直径比、支杆与弦杆厚度比、腹杆与弦杆厚度比和弦杆径厚比的变化,节点发生弦杆局部屈曲模式和腹杆轴向屈曲破坏2种破坏模式;支杆弦杆直径比和支杆弦杆厚度比的变化对节点极限承载力没有显著影响;与规范中平面K型相贯节点计算结果的比值在0.75左右.
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| 关 键 词： | KT型相贯节点 K型相贯节点 极限承载力 |
Nonlinear Finite Element Analysis of the Ultimate Strength on Tubular KT-Joints |
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| SHU Xing-ping,ZHENG Bo-xing.Nonlinear Finite Element Analysis of the Ultimate Strength on Tubular KT-Joints[J].Journal of Hunan Agricultural University,2006,33(6). |
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| Authors: | SHU Xing-ping ZHENG Bo-xing |
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| Institution: | College of Civil Engineering, Hunan Univ, Changsha, Hunan 410082, China |
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| Abstract: | A nonlinear finite-element analysis of multiplanar circular tubular KT-joints was carried out in this paper,and the behavior of the tubular KT-joints was described.The result showed that there were two failure modes of the joints with the variance of diff |
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| Keywords: | KT-joints K-joints ultimate strength |
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