边坡变形稳定性中的岩桥效应
摘要
通过接触面的自身状况和摩擦学中的粘滑现象分析,研究了边坡失稳的内在机制。引入弹簧-滑块组成的边坡演化模型,借助于数值模型结果分析了边坡变形稳定性问题,指出边坡的变形特性与岩桥的级别和数量密切相关,当其结构比较简单时,边坡的变形与时间背景图像比较清晰。
引文
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[15]吴忠良,陈运泰.从弹簧滑块到地震预测:B-K模型今昔谈[J].物理,2002,31(11):719-24.
[2]Sornette,D.,Helmstetter,A.,Andersen,J.V.,Gluzman,S.,Grasso,J.R.,Pisarenko,V.,Towards landslide predictions:twocase studies[J].Physica,2004,33(8):605-632.
[3]Crosta,G.B.,Agliardi,F.,How to obtain alert velocity thresholdsfor large rockslides[J]Physics and Chemistry of the Earth,2002,27(a):1557-1565.
[4]Siqing Qin,Jiu Jimmy Jiao,Zhigang Li.Nonlinear evolutionarymechanisms of instability of plane-shear slope:catastrophe,bifurca-tion,chaos and physical prediction[J]Rock Mechanics and RockEngineering,2006,39(1):59-76.
[5]Martel,S.J.Mechanics of landslide initiation as a shear fracture phe-nomenon[J]Marine Geology,2004,20(3):319-339.
[6]Anders Meurk.Microscopic stick-slip in friction force microscopy.Tribology letters,2000(8):161-169
[7]黄润秋,张倬元,王士天.黄河拉西瓦水电站高边坡稳定性的系统工程地质研究[M].成都:成都科技大学出版社,1991
[8]黄志全,张长存,姜彤,等.滑坡预报得协同-分岔模型及其应用[J].岩石力学与工程学报,2002,21(4):498-501
[9]徐嘉谟.粘聚力作用在块体稳定性分析中的意义[M]∥徐嘉谟,等.工程地质力学研究.北京:地质出版社,1985
[10]张年学,盛祝平,孙广忠,等.长江三峡工程库区顺层岸坡研究[M].北京:地质出版社,1993
[11]王来贵,黄润秋,王泳嘉,等.岩石力学系统运动稳定性理论及其应用[M].北京:地质出版社,1998.
[12]贺可强,孙林娜,王思敬.滑坡位移分形参数Hurst指数及其在堆积层滑坡预报中的应用[J].岩石力学与工程学报,2009,28(6):1107-1115.
[13]Victor G.BYKOV.Stick-slip and strain waves in the physics of earthquake rupture:experiments and models,Acta Geophysica,2007,56(2):170-280.
[14]Burridge R,Knopoff L Model and theoretical seismicity[J].Bull Seism Soc Amer,1967,57:341-371.
[15]吴忠良,陈运泰.从弹簧滑块到地震预测:B-K模型今昔谈[J].物理,2002,31(11):719-24.
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