Jianzhu Gangjiegou Jinzhan在既有混凝土框架结构中引入Y形偏心钢支撑，可得到新型既有混凝土框架-Y形偏心支撑结构，其具有抗侧刚度大、抗震性能好、震后功能可恢复等特点。其中，既有混凝土梁-耗能段组合节点（ECB-SL组合节点）是实现新型结构预期性能的关键之一。基于此，设计4种基于端板连接、U形-侧面连接、U形-角钢螺栓连接、U形-三面连接的ECB-SL组合节点试件，并进行往复加载试验研究，得到各节点的破坏模式、滞回曲线、骨架曲线、割线刚度、耗能能力和荷载-应变曲线。结果表明，基于端板连接、U形-侧面连接、U形 ...
黄昆, 曾思智, 孙志颖, 胡淑军
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