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基于模糊综合评判法和有限元法的超声波测桩评定方法

DOI: 10.3969/j.issn.1674-0696.2013.03.14, PP. 429-433

Keywords: 模糊综合评判,有限元,超声波,缺陷桩,竖向承载力,fuzzycomprehensiveevaluation,finiteelement,ultrasonicwave,pilewithdefect,verticalbearingcapacity

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Abstract:

:?在建立评价集的隶属函数的基础上,采用加权平均法对超声波测桩进行模糊综合评价;再用有限元法计算桩身不同位置在相同缺陷的情况下的桩基竖向承载力,计算出不同位置的缺陷影响系数;将模糊综合评价的结果与相应的缺陷影响系数相乘,并将所有的乘积结果值相加,得到一个考虑桩基缺陷位置的综合评定与其他超声波测桩评定方法相比,该方法以桩基的竖向承载力为依据,并考虑了缺陷位置,是一个更全面更准确的评定方法

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