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深基坑开挖诱发管线变形规律的数值模拟研究

Yin-ge MA,Shao-jie FENG

Journal of Henan University of Urban Construction（2018）

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Abstract
采用MIDAS软件对深基坑开挖诱发地下管线变形进行数值模拟研究,重点分析管线埋深、管线与基坑距离、支撑数量、管线类型等因素对管线变形的影响规律.结果表明:(1)管线变形与其埋深有一定相关性,管线水平位移和竖向位移值均随着埋深的增大而逐渐减小;(2)管线距离基坑越近,其变形量越大;(3)管线变形与其弹性模量相关,弹性模量越小其变形越大;(4)支撑数量增加时,管线位移减小.
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