Jianzhu Gangjiegou Jinzhan为研究梁柱斜交顶底角钢节点中单肢弧形角钢的滞回性能，文中共设计制作了6个系列37个单肢弧形角钢试件，重点考虑了角度、角钢厚度、角钢圆弧半径、柱肢长度、加劲肋厚度及加劲肋形式对其滞回性能的影响；并采用有限元软件ABAQUS对该角钢试件进行了数值模拟，系统分析了相关参数对单肢弧形角钢初始刚度、屈服后刚度、屈服承载力、破坏模式、耗能能力等性能的影响。在GARLOCK等提出的单肢直角钢恢复力模型的基础上，提出了单肢弧形角钢的恢复力模型。分析结果表明：加劲肋的设置改变了单肢弧形角钢的屈服模式 ...
龚富涛, 孙国华, 黎智琴
doaj
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