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锚索抗滑桩加固水库边坡效果影响因素分析

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为研究锚索抗滑桩在水库边坡的加固效果。基于ABAQUS数值计算模型,根据强度折减理论系统的分析锚索位置对边坡位移、桩身内力及变形的影响,结果表明:桩身弯矩呈抛物线形态,其中正负弯矩的最大值分别位于桩顶和桩的中上部,随锚固点距桩顶距离的增大弯矩绝对值呈增大趋势;边坡的稳定性随锚索锚固点距桩顶位置的增大而先增大后减小;根据桩身内力及边坡的稳定性变化规律可知,锚固点距桩顶距离为1。0 m~1。5 m对边坡的加固效果最好。研究内容可为水库边坡的加固设计提供参考。
Analysis of Influencing Factors on the Effect of Anchor Cable Anti-slide Pile on The Reinforcement of Reservoir Slope
In order to study the reinforcement effect of anchor cable anti-slide pile on reservoir slope.Based on ABAQUS numerical calculation model and strength reduction theory,the influence of anchor cable position on slope displacement,pile internal force and deformation is analyzed systematically.The results show that the bending moment of pile body shows a parabolic shape,in which the maximum positive and negative bending moments are located at the top of pile and the middle and upper part of pile respectively,and the absolute bending moment increases with the increase of the distance between anchorage point and pile top.The stability of the slope increases first and then decreases with the increase of the distance between the anchor point and the pile top.According to the internal force of the pile and the stability of the slope,it can be seen that the distance between the anchorage point and the top of the pile is 1.0 m~1.5 m,which has the best reinforcement effect on the slope.The research content can provide reference for the reinforcement design of reservoir slope.

anchor cable anti-slide pileSlopeNumerical simulationReinforcement effect

王晓玲

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山东省临沂市兰山区水务局,山东临沂 276000

锚索抗滑桩 边坡 数值模拟 加固效果

2024

陕西水利
陕西省城乡供水管理办公室

陕西水利

影响因子:0.185
ISSN:1673-9000
年,卷(期):2024.(4)
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