2014年2月下 施工技术 第43卷第4期 CONSTRUCTION TECHNOLOGY 5 D0I:10.7672/sgj2014040005 低周反复荷载下预制装配式竖缝剪力墙 抗震性能研究* 李晗，卢家森2，张其林，吕佳，杨彬，郑振鹏2 (1.同济大学土木工程学院，上海200092；2.上海城市建设设计研究总院，上海200125) [摘要]为研究预制装配式竖缝剪力墙的抗震性能，利用低周反复荷载试验对预制装配式竖缝剪力墙进行了研究， 得到试件的滞回曲线.分析了预制装配式竖缝剪力墙的破坏形态、裂缝行为、荷载位移关系、开裂荷载、抗剪承载 力以及变形特性的发展规律.综合考察该装配式剪力墙结构的破坏模式和变形能力.试验结果表明：预制装配式 竖缝剪力墙在水平地震作用下的破坏模式属于延性破坏，耗能性能较好；竖缝墙由缝间墙受弯破坏最终发展成贯 通各墙肢竖缝根部的剪切破坏；剪力墙与基础梁间的钢板连接件未发生破坏，能提供有效连接. [关键词]抗震；预制；荷载；剪力墙；试验 [中图分类号]TU375.4 [文献标识码]A[文章编号]1002-8498(2014)04-0005-04 Experimental Study of the Seismic Behavior of Precast Slotted Shear Wall Under Low Cyclic Loading Li Han' Lu Jiasen2 Zhang Qilin' LǔJia' Yang Bin' Zheng Zhenpeng (1.College of Civil Engineering Tongji Unirersity Shanghai 200092 China; 2.Shanghai Urban Construction Design Research Institute Shanghai 200125 China) Abstract:To investigate the seismic behavior of the precast slotted shear wall low cyelic loading experimental was made.On the basis of tests failure patterns crack behaviors loading-displacement relation crack load shear capacity as well as deformation characteristic of specimen shear wall were studied in detail.The results indicate that the failure mode of precast slotted shear is ductile failure under earthquake energy and has good energy performance.The failure pattern of shear wall was bending failure at first then developed into shear failure at last with crack run through the whole shear wall.The steel plate connection between the shear wall and foundation beams had no failure ...
低周反复荷载下预制装配式竖缝剪力墙抗震性能研究.pdf
