| 钢管混凝土叠合柱边框内藏钢桁架核心筒抗震性能试验研究 |
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| 引用本文： | 董宏英,杨信强,曹万林,张建伟,耿海霞.钢管混凝土叠合柱边框内藏钢桁架核心筒抗震性能试验研究[J].地震工程与工程振动,2011,31(1). |
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| 作者姓名： | 董宏英 杨信强 曹万林 张建伟 耿海霞 |
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| 作者单位： | 董宏英,DONG Hongying(北京工业大学建筑工程学院,北京,100124;城市与工程安全减灾省部共建教育部重点实验室,北京,100124);杨信强,曹万林,张建伟,耿海霞,YANG Xinqiang,CAO Wanlin,ZHANG Jianwei,GENG Haixia(北京工业大学建筑工程学院,北京,100124) |
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| 基金项目： | 国家自然科学基金，北京市科技重大项目，北京市高层次人才项目，北京市教委科技计划重点项目 |
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| 摘 要： | 为进一步改善混凝土核心简的抗震性能,本文提出了钢管混凝土叠合柱边框内藏钢桁架组合核心筒.进行了2个1/6缩尺的核心筒模型在低周反复荷载下的抗震性能试验研究,1个为钢管混凝土叠合柱边框毛组合核心筒,1个为钢管混凝土叠合柱边框内藏钢桁架组合核心筒.通过试验,对比分析了2个核心简的承载力、延性、刚度及其衰减、滞回特性、耗能能力及破坏特征,给出了钢管混凝土叠合柱边框内藏钢桁架组合核心筒的承载力计算模型,计算结果与实测值符合较好.研究表明,钢管混凝土叠合柱边框内藏钢桁架组合核心筒与钢管混凝土叠合柱边框组合核心筒相比,其抗震性能明显提高.
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| 关 键 词： | 钢筋混凝土 核心筒 钢管混凝土叠合柱 钢桁架 抗震性能 |
Study on seismic performance of RC composite core walls with steel tube-reinforced concrete columns and concealed steel trusses |
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| DONG Hongying,YANG Xinqiang,CAO Wanlin,ZHANG Jianwei,GENG Haixia.Study on seismic performance of RC composite core walls with steel tube-reinforced concrete columns and concealed steel trusses[J].Earthquake Engineering and Engineering Vibration,2011,31(1). |
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| Authors: | DONG Hongying YANG Xinqiang CAO Wanlin ZHANG Jianwei GENG Haixia |
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| Institution: | DONG Hongying1,2,YANG Xinqiang1,CAO Wanlin1,ZHANG Jianwei1,GENG Haixia1(1.College of Architecture and Civil Engineering,Beijing University of Technology,Beijing 100124,China,2.Key Lab of Urban Security and Disaster Engineering,MOE,China) |
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| Abstract: | In order to further improve the seismic performance of concrete core walls,a new kind of RC composite core walls with steel tube-reinforced concrete columns and concealed steel trusses is proposed in this paper.Two 1/6 scale core wall specimens with the same tube-reinforced concrete columns,in which one with concealed steel trusses and another without,are tested under cyclic loading.The load-capacity,ductility,stiffness,deterioration process of stiffness,hysteresis characteristics,energy dissipation and dam... |
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| Keywords: | reinforced concrete core walls steel tube-reinforced concrete columns steel truss seismic performance |
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