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论滑坡稳定性分析方法
Authors
刘天苹
刘晓宇
李世海
Publication date
25 September 2009
Publisher
Abstract
以地质体的渐进、动态破坏为基本出发点,对滑坡的稳定性问题进行较为系统的讨论。通过具体滑坡现象和模型试验说明研究滑坡问题的复杂性;按照山体的破坏程度,划分包括既有破坏、局部再破坏、贯穿性破坏、离散性破坏和运动性破坏几种破坏形式,说明破坏类型的转化正是山体渐进破坏的过程;综合分析极限平衡法、有限元法、离散元法分析边坡稳定性的局限性;详细介绍基于连续介质的离散元法的特点;建议将滑坡体地表裂缝作为参数分析的基本参量;阐述分析运动性破坏的重要性;特别强调单纯靠计算方法不能解决工程问题,将计算模型与现场监测结果分析相结合,是正确判断山体当前状态、分析滑坡稳定性的有效途径
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Institute Of Mechanics,Chinese Academy of Sciences
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Last time updated on 12/02/2018