基于弹性理论的顺层边坡失稳破坏力学模型分析

李维光 张继春

李维光, 张继春. 2005: 基于弹性理论的顺层边坡失稳破坏力学模型分析. 工程地质学报, 13(2): 218-221.
引用本文: 李维光, 张继春. 2005: 基于弹性理论的顺层边坡失稳破坏力学模型分析. 工程地质学报, 13(2): 218-221.
LI Weiguang, ZHANG Jichun. 2005: A MECHANICAL MODEL FOR AN INCLINED BEDDING SLOPE BASED ON ELASTIC THEORY. JOURNAL OF ENGINEERING GEOLOGY, 13(2): 218-221.
Citation: LI Weiguang, ZHANG Jichun. 2005: A MECHANICAL MODEL FOR AN INCLINED BEDDING SLOPE BASED ON ELASTIC THEORY. JOURNAL OF ENGINEERING GEOLOGY, 13(2): 218-221.

基于弹性理论的顺层边坡失稳破坏力学模型分析

详细信息
    作者简介:

    李维光(1964-),男,副教授,从事地下工程、岩土工程方面的教学和科研工作.Email:wklhee51@163.com

  • 中图分类号: TU43

A MECHANICAL MODEL FOR AN INCLINED BEDDING SLOPE BASED ON ELASTIC THEORY

  • 摘要: 在分析顺层边坡受力状况的基础上,当边坡的坡脚未被破坏时,将顺层边坡视为弹性地基上的悬臂梁,由此提出其失稳破坏的力学模型。应用弹性理论求出在力作用下悬臂梁的应力状态,并根据摩尔-库伦准则,导出可判定其稳定性的安全系数计算公式,得出了顺层边坡处于极限平衡状态极限长度。同时通过实例计算,将文中方法与应用突变理论所得结果对比,验证了本文方法的可行性。
  • [1] 孙广忠.岩体结构力学
    [M].北京:科学出版社,1988.Sun Guangzhong.Rock Mass Structural Mechanics.Beijing:Sciences Press,1988.

    [2] 许兵.论工程地质模型
    [J].工程地质学报,1997,5(3):199~204.Xu B ing.A Review of Engineering GeologyMode.lJournal of Engineering Geology,1997,5(3):199~204.

    [3] 孙玉科,姚宝魁,许兵.矿山边坡工程稳定性研究的回顾与展望
    [J].工程地质学报,1998,6(4):305~311.Sun Yuke,Yao Baokui,Xu B ing.Review and Forecast For Research of Stability of Slope on The Open Tip In China.Journal of Engineering Geology,1998,6(4):305~311.

    [4] B rohead E N.The Stability of Slope
    [M].B lackic Academ ic and Professional,1988.

    [5] Chowdhury R N,Xu D W.Rational polynom ial technique in Slope-reliability Analysis.Journal of Geotechnical,1993,115:1910~1928.

    [6] 晏鄂川,唐辉明.工程岩体稳定性评价与利用
    [M].武汉:中国地质大学出版社,2002.Yan Echuan,Tang Huim ing.Evaluation and App lication of Stability on Rock Mass.W uhan:China University of Geosciences Press,2002.

    [7] 李荣强.突变理论在顺层边坡稳定性分析中的应用
    [J].同济大学学报,1993,21(3):379~386.L i Rongqiang.App lication of the Catastrophic Theory on Stability Analysis of an Inclined Bedding Slope.Journal of Tongji University,1993,21(3):379~386.

    [8] 刘广润,晏鄂川,练操.论滑坡分类
    [J].工程地质学报,2002,10(4):339~342.L iu Guangrun,Yan Echuan,L ian Cao.D iscussion on Classification Landslides.Journal of Engineering Geology,2002,10(4):339~342.

    [9] 李云鹏,杨治林,王芝银.顺层边坡岩体结构稳定性位移分析
    [J].岩石力学与工程学报,2002,19(6):747~750.L i Yunpeng,Yang Zhilin,W ang Zhiyin.D isp lacement Theory of Structure Stability For Rock Mass Bedding Slope.Chinese Journalof Rock Mechanics and Engineering,2002,19(6):747~750.

    [10] 刘钧.顺层边坡弯曲破坏的力学分析
    [J].工程地质学报,1997,5(4):335~339.L iu Jun.Mechanical Analysis of Bend Failure of Rock Mass Bedding Slope.Journal of Engineering Geology,1997,5(4):335~339.

    [11] 徐秉业.弹性和塑性力学-例题与习题
    [M].北京:机械工业出版社,1983.Xu B ingye.Elastic and Plastic Mechanics-Examp les and Exercises.Beijing:Mechanical Industry Press,1983.

    [12] 水利电力部第五工程局,水利电力部东北勘测设计院.土坝设计
    [M].北京:水利电力出版社,1983.The 5th Engineering Bureau ofM inistry of Hydroelectric,Northeast Surveying and Designing of M inistry of Hydroelectric.Earth Dam Design.Beijing:Hydroelectric Press,1983.

    [13] 晏鄂川,刘广润.试论滑坡基本地质模型
    [J].工程地质学报,2004,12(1):21~24.Yan Echuan,L iu Guangrun.D iscussion on the essential geological
    model for landslide.Journal of Engineering Geology,2004,12(1):21~24.

    [14] 杨志法,陈剑.关于滑坡预测预报方法的思考
    [J].工程地质学报,2004,12(2):118~123.Yang Zhifa,Chen J ian.Thoughts on the p rediction or forecast of
    landslide.Journal of Engineering Geology,2004,12(2):118~123.

    [15] 杨天鸿,芮勇勤,李连崇等.顺层蠕动边坡变形破坏机理及稳定性动态分析
    [J].工程地质学报,2003,11(2):155~161.Yang Tianhong,et a.l.Study on deformation mechanism and dynam ic stability of bedding creep ing slope.Journal of Engineering Geology,2003,11(2):155~161.

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出版历程
  • 收稿日期:  2004-04-06
  • 修回日期:  2004-05-14
  • 刊出日期:  2005-04-22

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