高陡岩质边坡稳定性三维离散元分析

白永健 黄润秋 巨能攀 赵建军 霍宇翔

白永健, 黄润秋, 巨能攀, 赵建军, 霍宇翔. 2008: 高陡岩质边坡稳定性三维离散元分析. 工程地质学报, 16(5): 592-597.
引用本文: 白永健, 黄润秋, 巨能攀, 赵建军, 霍宇翔. 2008: 高陡岩质边坡稳定性三维离散元分析. 工程地质学报, 16(5): 592-597.
BAI Yongjian, HUANG Runqiu, JU Nengpan, ZHAO Jianjun, HUO Yuxiang. 2008: 3DEC STABIL ITY ANALYSIS OF HIGH AND STEEP ROCK SLOPE. JOURNAL OF ENGINEERING GEOLOGY, 16(5): 592-597.
Citation: BAI Yongjian, HUANG Runqiu, JU Nengpan, ZHAO Jianjun, HUO Yuxiang. 2008: 3DEC STABIL ITY ANALYSIS OF HIGH AND STEEP ROCK SLOPE. JOURNAL OF ENGINEERING GEOLOGY, 16(5): 592-597.

高陡岩质边坡稳定性三维离散元分析

详细信息
    作者简介:

    白永健,主要岩土体稳定性及工程环境效应的研究.Email:baiyongjian2006@126.com

  • 中图分类号: TD824.7

3DEC STABIL ITY ANALYSIS OF HIGH AND STEEP ROCK SLOPE

  • 摘要: 某高陡岩质边坡地质条件复杂、软弱结构面发育、开挖高度大、坡度陡、临空面多,为边坡变形提供了有利的空间,边坡多处出现失稳破坏迹象。通过对边坡工程地质条件调查,岩体结构特征和边坡开挖等影响因素的分析,认为边坡变形主要发生在强风化强卸荷岩体内,受软弱结构面的控制比较明显,表现为结构面组合控制的块体变形失稳破坏模式。采用3DEC数值模拟软件,模拟了边坡开挖后坡体变形特征,数值模拟结果表明,边坡浅表层块体以及控制性块体稳定性差,可能导致边坡产生整体失稳。
  • [1] Itasca Consulting Group, Inc. 3 Dimensional Distinct Element Code User′s Guide
    [R] , 2003.

    [2] LEMOS J V. A distinct element model for dynamic analysis of jointed rock with app lication to dam foundation and fault motion. Minneapolis: University ofMinnesota, 1987.

    [3] 黄润秋,林锋,陈德基,等. 岩质高边坡卸荷带形成及其工程性 状研究
    [J]. 工程地质学报, 2001, 9 (3) : 227~232. Huang Runqiu, Lin Feng, Chen Deji. Formation mechanism of unloading fracture zone of high slopes and its engineering behaviors. Journal of Engineering Geology, 2001, 9 (3) : 227~232.

    [4] 张倬元,王士天,王兰生. 工程地质分析原理
    [M]. 北京:地质 出版社, 1994. Zhang Zhuoyuan, Wang Shitian, Wang Lansheng. Princip les of engineering geology. Beijing: Geologic Publishing House, 1994.

    [5] 孟国涛,徐卫亚,郑文棠,石安池. 岩质高边坡开挖变形的三维 离散单元法分析
    [J]. 河海大学学报(自然科学版本) , 2007, 35 (4) : 393~397. Meng Guotao, XuWeiya, ZhengWentang, Analysis of excavation - induced high rock slope deformationwith 3D discrete element code. Journal of Hehai University (Natural Sciences) , 2007, 35 (4) : 393~397.

    [6] 朱焕春,Brummer R,Andrieux P. 节理岩体数值计算方法及其 应用(一) :方法与讨论
    [J]. 岩石力学与工程学报, 2004, 23 (20) : 3444~3449. Zhu Huanchun, Brummer R, Andrieux P. Numericalmethods and app lication for jointed rock mass part I: method and discussion. Journal of Rock Mechanics and Engineering, 2004, 23 (20) : 3 444~3 449.

    [7] HANGC Huhan , Pekau O A , J in Feng, etal. App lication of distinct elementmethod in dynamic analysis of high rock slopes and blocky structures
    [J]. Soil Dynamics and Earthquake Engineering , 1997 , (16) : 385~394.

    [8] 赵建军,黄润秋,巨能攀. 某水库溢洪道边坡变形破坏特征及 治理对策研究
    [J]. 成都理工大学学报(自然科学版) , 2007, 34 (2) : 190~194. ZHAO J ianjun, HUANG Runqiu, JU Nengpan,Deformation character and the control method of sp ill way slope at some reservoir. Journal of Cheng University of Technoogy (Science & Technology Edition) , 2007, 34 (2) : 190~194.

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出版历程
  • 收稿日期:  2008-06-04
  • 修回日期:  2008-07-03
  • 刊出日期:  2008-10-30

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