基于随机场理论的反倾斜坡变形演化特征研究

张祖国; 何立斌; 孙淼军; 谢良甫

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基于随机场理论的反倾斜坡变形演化特征研究

地质与勘测 | 更新时间：2025-11-19

- 基于随机场理论的反倾斜坡变形演化特征研究
- 基于随机场理论的反倾斜坡变形演化特征研究
- 水力发电 2025年51卷第1期页码：37-42+56
- 作者机构：
  
  1. 浙江华东岩土勘察设计研究院有限公司
  2. 新疆大学建筑工程学院
- 作者简介：
- 基金信息：
  
  新疆维吾尔自治区自然科学基金杰出青年科学基金资助项目(2022D01E32)
- DOI：
  中图分类号： TU43
- 纸质出版：2025
- 稿件说明：
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张祖国, 何立斌, 孙淼军, 等. 基于随机场理论的反倾斜坡变形演化特征研究[J]. 水力发电, 2025,51(1):37-42+56.

张祖国, 何立斌, 孙淼军, et al. 基于随机场理论的反倾斜坡变形演化特征研究[J]. 2025, 51(1): 37-42+56.
张祖国, 何立斌, 孙淼军, 等. 基于随机场理论的反倾斜坡变形演化特征研究[J]. 水力发电, 2025,51(1):37-42+56. DOI：

张祖国, 何立斌, 孙淼军, et al. 基于随机场理论的反倾斜坡变形演化特征研究[J]. 2025, 51(1): 37-42+56. DOI：

摘要

基于改进颗粒流的数值模拟方法，建立反倾斜坡土体参数的空间变异性模型，研究土体参数空间变异性对反倾斜坡变形演化过程的影响，对比分析确定性反倾斜坡变形演化和随机场理论反倾斜坡变形演化特征。结果表明：反倾斜坡变形演化分为坡脚初始剪切破坏、剪断面贯通坡体、倾倒破坏起始3个关键节点；土体参数的空间变异性导致反倾斜坡的破坏速度增加，坡脚裂缝和剪断面贯通速度加快；土体参数的空间变异性还使反倾斜坡的前缘和后缘破坏深度增加，而对剪切破坏面与节理面法向夹角、后缘张拉角的影响较小。

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