| 泄洪洞引渠内侧边坡稳定性分析 |
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| 引用本文： | 罗延婷,宋义亮,杨俊,陈艳.泄洪洞引渠内侧边坡稳定性分析[J].安全与环境工程,2010,17(6). |
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| 作者姓名： | 罗延婷 宋义亮 杨俊 陈艳 |
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| 作者单位： | 中国地质大学工程学院,武汉,430074 |
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| 摘 要： | 本文采用定性分析和定量计算相结合的方法对锦屏一级水电站右岸泄洪洞引渠内侧边坡稳定性进行分析,定性分析方法主要通过赤平投影作图初步分析引渠内侧边坡可能出现的组合滑面破坏模式,定性判断边坡局部、浅表层的稳定性,定量分析方法是在定性分析的基础上,通过刚性极限平衡法进一步分析引渠内侧边坡的整体变形破坏模式,并运用Slide软件计算地震状态下边坡的稳定系数,进而确定引渠内侧边坡的稳定性,结果表明定性和定量方法相结合是边坡稳定性分析的有效方法。
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| 关 键 词： | 边坡稳定性 赤平投影法 极限平衡法 结构面 滑面破坏模式 |
Stability Analysis on the Right Bank Diversion Canal Spillway Tunnel |
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| LUO Yan-ting,SONG Yi-liang,YANG Jun,CHEN Yan.Stability Analysis on the Right Bank Diversion Canal Spillway Tunnel[J].Safety and Environmental Engineering,2010,17(6). |
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| Authors: | LUO Yan-ting SONG Yi-liang YANG Jun CHEN Yan |
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| Institution: | LUO Yan-ting,SONG Yi-liang,YANG Jun,CHEN Yan(Faculty of Engineering,China University of Geosciences,Wuhan 430074,China) |
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| Abstract: | This paper combines qualitative analysis with quantitative calculation to analyze the inner slope stability of the right bank diversion canal of Jinping I Hydropower Station.Qualitative analysis method preliminary analyzes the possible failure mode of the inner slope of diversion canal and qualitatively judges the stability of shallow surface and local slope mainly through stereographic projection.On the basis of qualitative analysis,quantitative analysis method further analyzes the whole deformation and fa... |
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| Keywords: | slope stability stereographic projection method limit equilibrium method structural plane sliding surface failure mode |
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