| 降雨过程中的边坡失稳研究 |
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| 引用本文： | 詹青文,刘仁德.降雨过程中的边坡失稳研究[J].人民长江,2011,42(11):103-106. |
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| 作者姓名： | 詹青文 刘仁德 |
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| 作者单位： | 江西省水利规划设计院,江西南昌,330029 |
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| 摘 要： | 根据区域降雨时空分布特征、自然边坡的岩土结构组成及其物理力学特性，引入降雨入渗条件下饱和-非饱和渗流数值模拟技术，以江西省德兴市双溪电站某滑坡体为研究对象，进行了降雨过程的饱和-非饱和渗流场稳定性分析。并在此基础上采用刚体极限平衡分析方法中的Morgenstern-Price法，模拟计算了各降雨过程边坡的稳定性。研究结果表明：降雨特征（雨强、雨型）对边坡稳定性的影响不容忽视；边坡最小安全系数在雨后8~12 h达到最低值。
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| 关 键 词： | 边坡 滑坡体 饱和-非饱和渗流场 降雨过程 稳定性 |
Research on slope instability process under rainfall condition |
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| ZHAN Qingwen,LIU Rende.Research on slope instability process under rainfall condition[J].Yangtze River,2011,42(11):103-106. |
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| Authors: | ZHAN Qingwen LIU Rende |
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| Affiliation: | ZHAN Qingwen,LIU Rende(Jiangxi Provincial Water Conservancy Planning and Design Institute,Nanchang 330029,China) |
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| Abstract: | According to spatial-temporal distribution features of regional precipitation,structural composition and mechanical parameters of natural slope,by introducing saturated-unsaturated infiltration numerical simulation technology under rainfall infiltration condition,we conduct a stability analysis of saturated-unsaturated seepage field for a landslide body under rainfall infiltration condition,which is located at the site of Shuangxi Hydropower Station in Jiangxi Province.And,the stability of the landslide und... |
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| Keywords: | slope landslide saturated-unsaturated seepage field rainfall process stability |
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