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盾构机掘进参数的关联分析与地质特征识别

DOI: doi:10.3969/j.issn.1006-7043.2011.04.014

Keywords: 盾构, 掘进参数, 归一化, 地质特征

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Abstract:

为了根据掘进参数对地质情况进行判定,以天津地铁某标段隧道工程的地层条件为背景,基于施工现场盾构掘进实际测量采样数据,对盾构掘进参数和地质参数进行了关联分析,提出了根据掘进参数定性识别地质特征的方法.其中,盾构工作参数基于每转切深进行“归一化”,而地质参数根据不同地层对隧道地质的贡献进行加权处理.分析发现,处理后的掘进参数与地质参数具有较好的对应关系.

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