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方钢管混凝土框架-十字加劲薄钢板剪力墙抗震性能试验研究
  • ISSN号:1000-131X
  • 期刊名称:《土木工程学报》
  • 时间:0
  • 分类:TU391[建筑科学—结构工程]
  • 作者机构:[1]西安建筑科技大学,陕西西安710055, [2]中机国际工程设计研究院有限责任公司,湖南长沙410021
  • 相关基金:国家自然科学基金(51108369)、陕西省科技新星(2013KJXX-54)
中文摘要:

对3个单跨两层1:3比例的方钢管混凝土框架-薄钢板剪力墙试件进行了低周反复荷载试验,研究了十字加劲薄钢板剪力墙的抗震性能,并与方钢管混凝土框架-非加劲薄钢板剪力墙比较。对比了框架梁柱内隔板式节点与穿芯高强螺栓-端板节点对结构性能的影响。得到了方钢管混凝土框架-薄钢板剪力墙的破坏形态、荷载-位移滞回曲线、骨架曲线、特征荷载和位移及抗震性能指标等,分析了结构的破坏特征、延性、耗能能力、承载能力及刚度退化等力学性能。结果表明,方钢管混凝土框架-薄钢板剪力墙具有良好的抗震性能;十字加劲肋限制了薄钢板剪力墙的面外变形,提高了其承载力与耗能能力,但对整体刚度影响较小;穿芯高强螺栓.端板节点提高了结构的承载力与刚度。

英文摘要:

In this study, low cyclic loading tests were conducted on three 1/3-scale single-span two-floors test models designed with thin steel plate shear walls (SPSWs) and concrete-filled square steel tubular frames. The seismic behavior of SPSWs with cross stiffeners was studied and compared with that of unstiffened SPSWs. A comparison between inner diaphragm connection and core-through high-strength bolts-endplate connection was conducted for their influences on the structural performance. The failure pattern, load-displacement hysteretic curves, skeleton curves, characteristic load, characteristic displacement, and seismic performance indexes were obtained. Furthermore, the failure characteristics, ductility, energy dissipation capacity, load carrying capacity and stiffness degeneration were studied. Experimental results show that the concrete-filled square steel tubular frame-thin steel plate shear walls possess favorable seismic performance. The cross stiffeners can restrict the out-of-plane deflection of SPSWs and improve their bearing capacity and energy dissipation capacity, but have little effect on the overall stiffness. The core-through high-strength bohs-endplate connection can enhance the load carrying capacity and stiffness of structures.

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期刊信息
  • 《土木工程学报》
  • 北大核心期刊(2011版)
  • 主管单位:这么住房和城乡建设部
  • 主办单位:中国土木工程学会
  • 主编:袁驷
  • 地址:北京三里河路9号建设部内
  • 邮编:100835
  • 邮箱:tumuxuebao@263.net
  • 电话:010-58934211 58933912
  • 国际标准刊号:ISSN:1000-131X
  • 国内统一刊号:ISSN:11-2120/TU
  • 邮发代号:2-582
  • 获奖情况:
  • 国内外数据库收录:
  • 荷兰文摘与引文数据库,美国工程索引,美国剑桥科学文摘,日本日本科学技术振兴机构数据库,中国中国科技核心期刊,中国北大核心期刊(2004版),中国北大核心期刊(2008版),中国北大核心期刊(2011版),中国北大核心期刊(2014版),中国北大核心期刊(2000版)
  • 被引量:40506