| 汶川地震钢筋混凝土框架结构震害调查与启示 |
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| 引用本文： | 霍林生,李宏男,肖诗云,王东升.汶川地震钢筋混凝土框架结构震害调查与启示[J].大连理工大学学报,2009,49(5):718-723. |
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| 作者姓名： | 霍林生 李宏男 肖诗云 王东升 |
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| 作者单位： | 1. 大连理工大学,土木水利学院,辽宁大连,116024
2. 大连海事大学道路与桥梁工程研究所,辽宁大连,116026 |
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| 基金项目： | 高等学校学科创新引智计划资助项目(B08014); “十一五”国家科技支撑计划重大资助项目(2006BAJ03A03); 地震行业科研专项资助项目(200808074) |
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| 摘 要： | 为进一步理解汶川地震中一些钢筋混凝土框架结构的破坏原因,根据汶川地震后框架结构震害调查资料,对照《建筑抗震设计规范》所规定的抗震设计原则,对框架结构中的一些典型震害现象及其产生原因进行了总结与分析,主要包括防震缝处的震害,结构竖向刚度、强度不均匀产生的震害,框架梁、柱及节点处的震害,围护结构与填充墙处的震害及楼梯震害.在对震害现象及其产生原因详细分析的基础上,给出了加强框架结构安全性的措施.所得分析结果可为框架结构抗震设计及有关的规范修订提供参考,以保证框架结构在地震中达到小震不坏,中震可修,大震不倒的三水准设防目标.
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| 关 键 词： | 汶川地震 框架结构 震害调查 |
Earthquake damage investigation and analysis of reinforced concrete frame structures in Wenchuan earthquake |
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| HUO Linsheng,LI Hongnan,XIAO Shiyun,WANG Dongsheng.Earthquake damage investigation and analysis of reinforced concrete frame structures in Wenchuan earthquake[J].Journal of Dalian University of Technology,2009,49(5):718-723. |
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| Authors: | HUO Linsheng LI Hongnan XIAO Shiyun WANG Dongsheng |
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| Affiliation: | HUO Lin-sheng1,LI Hong-nan1,XIAO Shi-yun1,WANG Dong-sheng21.School of Civil , Hydraulic Engineering,Dalian University of Technology,Dalian 116024,China,2.Institute of Road , Bridge Engineering,Dalian Maritime University,Dalian 116026 |
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| Abstract: | To further understand the reasons of the damage of reinforced concrete frame structures during Wenchuan earthquake,some typical damaged appearances of frame structures are summarized and the reasons of damage are analyzed according to the rules described in the Code for Seismic Design of Buildings,including the damages around the aseismic joint,damages due to uneven distribution of stiffness or strength along vertical direction,damages in the beams,columns and nodes of frame structures,damages of enclosed w... |
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| Keywords: | Wenchuan earthquake frame structures earthquake damage investigation |
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