"成孔-软化"法在砖石古塔纠偏工程中的应用与数值分析

Qian-feng YAO,Jun-long LU,Yin ZHANG,Ping CHEN

Xi'an Jianzhu Keji Daxue Xuebao/Journal of Xi'an University of Architecture and Technology（2007）

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Abstract

结合湿陷性黄土地区地基特点,对陕西省眉县净光寺唐塔纠偏工程中采用的"成孔-软化"法进行了有限元模拟.以地基土参数的改变来模拟注水对地基变形的影响,分析了古塔纠偏过程中地基、结构的受力及变形特点,同时将计算纠偏效果与实测纠偏效果进行对比分析,依据计算结果提出了纠偏施工中的相关建议.结果表明:采取相应的加固措施,"成孔-软化"纠偏方法可确保纠偏过程中古塔结构的安全性以及纠偏实施效果,为湿陷性黄土地区一种行之有效的纠偏方法.

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Key words

Collapsible loess,Holes drilling and soften,Masonry pagoda,Numerical analysis,Rectification method

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