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基于桩·土作用效应的组合式抗滑桩结构研究

DOI: 10.3969/j.issn.1674-0696.2014.01.20, PP. 90-93

Keywords: 门型抗滑桩,支挡结构,有限元法,结构型式,计算模型,portalanti-slidingpile,supportingstructure,finiteelementmethod,structureform,calculationmodel

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Abstract:

:?在对现有双排桩计算分析研究的基础上,提出了一种新的考虑桩士作用效应的平面杆系有限单元门型桩分析模型。此模型用弹簧来模拟受荷段土体作用,接触单元来模拟锚固段桩土间的协调变形,通过水平弹簧模拟桩间士的薄压缩层,优化门架桩土压力分布状态,并将此计算模型应用于三峡库区一滑坡支护工程中,验证了该模型的合理有效性。实例计算表明:所提出的计算分析模式是合理可靠的。

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