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Slope Reliability Analysis Using Stochastic FEM with Dynamic Programming Method
Author(s): 
Pages: 564-567
Year: Issue:  3
Journal: Underground Space

Keyword:  随机有限元 蒙特卡洛法 动态规划 边坡可靠性分析;
Abstract: 采用动态规划和随机有限元相结合,分析边坡可靠性问题。根据有限元程序AN-SYS蒙特卡洛LHS抽样法进行模拟得到单元节点可靠性指标,用动态规划法搜索出临界滑动面,将与之对应的最小可靠度指标作为边坡的整体可靠度指标。数值算例分析说明了该方法的有效性和优越性。
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