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K-S检验在裂隙岩体统计均质区划分中的应用

DOI: 10.3969/j.issn.1005-3026.2015.10.023, PP. 1471-1475

Keywords: 裂隙岩体,统计均质区,K-S检验法,随机数学,裂隙迹长

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Abstract:

采用K-S检验法,提出考虑裂隙岩体迹长的新方法来划分岩体的统计均质区,计算对比样本各属性的累积频率、K-S统计量和K-S临界值,从而验证对比样本之间的显著性差异,以此实现了对裂隙岩体的统计均质区的划分.通过对云南省马吉水电站左岸坝肩某一高程相邻两个平洞不同风化带的岩体结构统计均质区划分,计算结果表明,相邻两个平洞在弱风化下限、微风化及新鲜岩带内具有统计相似性,可以划分为统计均质区,而在弱风化上限不具有统计相似性;单个平洞在各个风化带内不具有统计相似性.此外,该方法可以运用到小样本裂隙的统计均质区划分中.

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