首页|基于仿真模拟的水库边坡稳定性评估及影响因素分析方法研究

基于仿真模拟的水库边坡稳定性评估及影响因素分析方法研究

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水库的边坡稳定性将直接影响水库的安全运行和周边环境的稳定.为此,研究提出一种基于仿真模拟对水库边坡稳定性评估方法.首先对水库边坡进行仿真,然后引入蒙特卡罗法评估边坡稳定性.根据评估结果,分析影响边坡稳定性的因素.结果表明,相较于升降幅度为14m,升降幅度为8m时的最小安全系数提高0.030 左右,且下降速度越大最小安全系数越小;坡度、土体参数对边坡稳定性产生直接影响.研究结果可为水库建设提供可靠的数据依据.
Study On Stability Evaluation and Influencing Factors Analysis Method of Reservoir Slope Based on Simulation
The slope stability of the reservoir will directly affect the safe operation of the reservoir and the stability of the surrounding environment.In order to solve this problem,a method for evaluating the stability of reservoir slope based on simulation is proposed.The study first simulates the reservoir slope,and then introduces Monte Carlo method to evaluate the slope stability.According to the evaluation results,the factors affecting slope stability are analyzed.The results show that the minimum safety factor is improved by about 0.030 when the lifting range is 8m compared with 14m.And the greater the descending speed,the smaller the minimum safety factor.Slope and soil parameters have direct influence on slope stability.The research results will provide reliable data basis for reservoir construction.

simulationslopestability evaluationinfluencing factorsMonte Carlo method

张海涛、郭霄宵

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中水北方勘测设计研究有限责任公司,天津 300222

仿真 边坡 稳定性评估 影响因素 蒙特卡罗法

2024

水利科技与经济
哈尔滨市水务科学研究院 哈尔滨市水利规划设计研究院 哈尔滨市水利学会

水利科技与经济

影响因子:0.274
ISSN:1006-7175
年,卷(期):2024.30(12)