| 高层钢筋混凝土框架底层角节点抗震性能 |
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| 引用本文： | 崔建宇,车轶,孙建刚,宋玉普,渡边史夫. 高层钢筋混凝土框架底层角节点抗震性能[J]. 重庆大学学报(自然科学版), 2014, 37(2): 98-105 |
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| 作者姓名： | 崔建宇 车轶 孙建刚 宋玉普 渡边史夫 |
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| 作者单位： | 大连民族学院 土建系，大连116622;大连理工大学 海岸及近海工程国家重点实验室，大连116024;大连民族学院 土建系，大连116622;大连理工大学 海岸及近海工程国家重点实验室，大连116024;日本京都大学 土建系，日本 京都606-8501 |
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| 基金项目： | 建设部科研基金资助项目（2010-K3-37）；国家民委国际交流合作项目（WZ2013013） |
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| 摘 要： | 由地震引起的高轴力及双向荷载使高层钢筋混凝土框架底层边节点剪切破坏后的角柱压溃危险度大幅度提高。该部位节点抗震性能研究十分重要。通过3个角节点试件在双向低周反复荷载作用下的受力性能试验，调查了高轴力、节点配箍量试验参数对节点破坏类型、变形特征及节点强度等节点抗震性能的影响及节点破坏后柱的竖向承压能力。首次提出双向荷载作用下节点抗剪强度计算的strut-truss立体计算模型并对该节点抗剪强度进行了定量数值解析。解析结果与试验结果较吻合。
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| 关 键 词： | 双向荷载；高轴力；角节点；抗剪强度；压溃；计算模型 |
| 收稿时间： | 2013-08-28 |
Seismic performance of first floor corner joints of high-rise reinforced concrete frame structure |
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| CUI Jianyu,CHE Yi,SUN Jiangang,SONG Yupu and Watanabe Fumio. Seismic performance of first floor corner joints of high-rise reinforced concrete frame structure[J]. Journal of Chongqing University(Natural Science Edition), 2014, 37(2): 98-105 |
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| Authors: | CUI Jianyu CHE Yi SUN Jiangang SONG Yupu Watanabe Fumio |
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| Affiliation: | Department of Civil Engineering, Dalian Nationalities University, Dalian 116622, China;State Key Laboratory of Coastal and Offshore Engineering Dalian, University of Technology, Dalian 116024, China;Department of Civil Engineering, Dalian Nationalities University, Dalian 116622, China;State Key Laboratory of Coastal and Offshore Engineering Dalian, University of Technology, Dalian 116024, China;Department of Civil Engineering, Kyoto University |
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| Abstract: | Crushing risk of corner column will increase substantially due to first floor corner joint shear failure of high-rise reinforced concrete frame structure under bi-directional loading and high axial compressive load caused by earthquake action. Therefore, |
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| Keywords: | bi-directional loading high axial compressive load corner joint shear strength crushing calculated model |
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