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Simulation analysis on three-dimensional slope failure under different conditions ZHANG Ke1, CAO Ping1, LIU Zi-yao1, HU Hui-hua2, GONG Dao-ping2 1. School of Resources and Safety Engineering... time to apply 2D or 3D method. Key words: three-dimensional slope; slope stability; three-dimensional effect; strength reduction method; failure mechanism 1 Introduction In slope stability analysis......
is studied in this paper. The slope safety factor is computed by combining the kinematic approach of limit analysis using a three-dimensional rotational failure mechanism with the pseudo-dynamic approach...-dimensional slopes by pseudo-dynamic approach [J]. Journal of Central South University, 2019, 26(7): 1687-1695. DOI: https://doi.org/10.1007/s11771-019-4125-4. 1 Introduction Three-dimensional (3D) slope......
can be divided into three layers in this model. In order to research, hypothesizes are given as follows. 1) Superstratum and understratum medium of the slope body can not be compressed... properties of every geoelectricity models for slope failure are accordant. The second layer of matter properties is divided into three sections: skid resistance section, main slide section and traction......
algorithm. RASSAM et al [4] studied three-dimensional (3D) effects on the slope stability of high waste rock dumps and found that the concave surface was stable at an angle at least 2° steeper than... and positive y axis going upward, as shown in Figure 1. Figure 1 Determination of LSC and x1 The slip-line field theory defines the slope with three zones: 1) Active zone (i.e., O1AB in Figure 1......
equilibrium framework, two- and three-dimensional slope stabilities can be solved according to the overall force and moment equilibrium conditions of a sliding body. In this work, based on Mohr-Coulomb (M-C... these variables are determined, the normal stresses, shear stresses, and slope safety factor are also obtained using the stresses assumptions and M-C strength criterion. In the case of a three-dimensional slope......
Three-dimensional analysis of slopes reinforced with pilesGAO Yu-feng(高玉峰), YE Mao(叶茂), ZHANG Fei(张飞) (Key Laboratory for Geomechanics and Embankment Engineering of Ministry of Education(Hohai... reinforced with piles and can be also utilized in the design of plies stabilizing the unstable slopes.Key words:three-dimensional rotational failure mechanism; stability of slopes; limit analysis; landslides......
J. Cent. South Univ. (2016) 23: 2419-2428 DOI: 10.1007/s11771-016-3301-z Aerodynamic performance analysis of trains on slope topography under crosswinds LIU Tang-hong(刘堂红)1, 2, SU Xin-chao(苏新超)1, 2... the computational fluid dynamics method combined with full-scale train tests to analyze the train aerodynamic performance on special slope topography. Results show that with the increment in the slope......
Three-dimensional stability analysis of anisotropic and non-homogeneous slopes using limit analysisHAN Chang-yu(韩长玉), CHEN Jin-jian(陈锦剑), XIA Xiao-he(夏小和), WANG Jian-hua(王建华) (Department of Civil Engineering, Shanghai Jiaotong University, Shanghai 200240, China)Abstract:A method of three-dimensional loaded slope stability for anisotropic and nonhomogeneous slopes was presented based on the upper......
and Foundations, 1985, 25(1): 43-51. [6] YAMAGAMI T, JIANG J C. A search for the critical slip surface in three-dimensional slope stability analysis [J]. Soils and Foundations, 1997, 37(3): 1-16. [7... swarm optimization algorithm for the location of the critical non-circular failure surface in two-dimensional slope stability analysis [J]. Computers and Geotechnics, 2007, 34(2): 92-103. [3] CHEN Z Y......
at the same computation accuracy. Also, the influence of time effect of shearing strength parameters of slope soils on the long-term reliability of three-dimensional slopes was investigated... reliable to analyze and evaluate the slope stability in three dimensions. Hence, based on two-dimensional limit equilibrium slice method, many researchers proposed a number of analysis methods of three......