吉林大学学报(工学版) ›› 2018, Vol. 48 ›› Issue (5): 1426-1435.doi: 10.13229/j.cnki.jdxbgxb20171065
戴岩1,2, 聂少锋1, 周天华1
DAI Yan1,2, NIE Shao-feng1, ZHOU Tian-hua1
摘要: 设计了两类不同钢骨形式带环梁的方钢管约束钢骨混凝土柱-钢梁节点,运用ABAQUS有限元软件建立了该节点的数值分析模型。分析了此类节点的滞回性能、应力分布及破坏形态,考察了外钢管径厚比、内钢骨形式、节点区高度、混凝土强度及轴压比5个参数对该节点抗震性能的影响。结果表明:该类节点滞回曲线饱满,耗能性能良好,且应力分布及破坏形态符合抗震设计中“强柱、弱梁、节点更强”的要求,为今后该类节点的设计和研究提供了理论支撑。
中图分类号:
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