[1]钟 瑶. 库水位下降速率对上孝仁村滑坡的稳定性影响[J].湖北工业大学学报,2022,(1):86-90+114.
 ZHONG Yao. Analysis on the Influence of the Declining Rate of Reservoir Water Level on the Stability of Shangxiaoren Village Landslide[J].,2022,(1):86-90+114.
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 库水位下降速率对上孝仁村滑坡的稳定性影响()
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《湖北工业大学学报》[ISSN:1003-4684/CN:42-1752/Z]

卷:
期数:
2022年第1期
页码:
86-90+114
栏目:
湖北工业大学学报
出版日期:
2022-02-28

文章信息/Info

Title:
 Analysis on the Influence of the Declining Rate of Reservoir Water Level on the Stability of Shangxiaoren Village Landslide
文章编号:
1003-4684(2022)01-0086-05
作者:
 钟 瑶
 湖北工业大学土木建筑与环境学院, 湖北 武汉 430068
Author(s):
 ZHONG Yao
 School of Civil Engin.,Architecture and Environment,Hubei Univ. of Tech., Wuhan 430068,China
关键词:
 滑坡 库水位下降速率 稳定性系数 降雨
Keywords:
 landslide decline rate of reservoir water level stability factor rainfall
分类号:
TU43
文献标志码:
A
摘要:
 为探寻三峡坝址水库蓄水水位在日降幅(0.6 m/d、0.8 m/d、1.0 m/d、1.2 m/d)的情况下对上孝仁滑坡稳定性的影响。通过监测数据及Geo-Studio数值分析软件模拟出不同工况条件下的滑坡渗流场,在此基础上计算获得了不同工况条件下的滑坡稳定系数。得出的结论表明:上孝仁村滑坡现阶段正处于基本稳定状态,滑坡的稳定性系数随着水库蓄水水位减小而降低,当水库蓄水水位下降到145 m时,滑坡稳定性数值最小。水库蓄水水位下降速率越大,滑坡稳定性数值下降越大。在排除降雨条件的情况下,稳定性系数的下降幅度会随着下降速率的增加而升高。
Abstract:
 In order to explore the impact of the reservoir water level of the Three Gorges dam site on the stability of the Shangxiaoren landslide under the condition of daily drop (0.6m/d, 0.8m/d, 1.0 m/d, 1.2 m/d), through the monitoring data and GeoStudio numerical analysis software, the seepage field of the landslide under different working conditions is simulated. On this basis, the landslide stability coefficient under different working conditions is calculated. The conclusions drawn show that the Shangxiaoren Village landslide is in a basically stable state at this stage. The stability coefficient of the landslide decreases as the reservoir water level decreases. When the reservoir water level drops to 145m, the landslide stability value is the smallest. The greater the drop rate of the storage water level of the reservoir, the greater the drop in the stability of the landslide. While overcoming the rainfall conditions, the decrease of the stability coefficient will increase with the increase of the decrease rate.

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备注/Memo

备注/Memo:
[收稿日期] 2021-03-23
[基金项目] 国家自然科学基金面上项目(42071264); 三峡后续工作地质灾害防治项目(0001212015CC60005)
[第一作者] 钟 瑶(1997-),男,湖北孝感人,湖北工业大学硕士研究生,研究方向为岩土力学的理论
更新日期/Last Update: 2022-02-28