| 基于Logistic预测模型的地铁隧道地表沉降预测研究 |
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| 引用本文： | 莫云,岳昊,胡斌,吴北平. 基于Logistic预测模型的地铁隧道地表沉降预测研究[J]. 工程地球物理学报, 2010, 7(1): 115-119. DOI: 10.3969/j.issn.1672-7940.2010.01.024 |
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| 作者姓名： | 莫云 岳昊 胡斌 吴北平 |
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| 作者单位： | 中国地质大学,工程学院,武汉,430074;中国地质大学,信息工程学院,武汉,430074 |
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| 基金项目： | 湖北省自然科学基金(编号:2007ABA315);;武汉市青年科技晨光计划(编号:2007055004)资助 |
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| 摘 要： | 以武汉地铁二号线虎泉站至名都站区间施工监测数据为基础,运用Logistic时间函数模型,对由地铁区间隧道开挖引起的地表沉降曲线随时间变化规律进行拟合分析。根据拟合结果,确定了该区间隧道开挖过程中沉降量Logistic时间曲线的5个关键点及3个未知参数,从而建立了针对该区间隧道地面沉降的Lo-gistic时间预测经验模型,将该模型用于预测得到了很好的预测结果。
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| 关 键 词： | 武汉地铁 Logistic预测模型 地表沉降 |
A Study of Logistic Equation Applied to Predicting Ground Settlement Induced by Subway Tunneling Work |
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| Mo Yun,Yue Hao,Hu Bin,Wu Beiping. A Study of Logistic Equation Applied to Predicting Ground Settlement Induced by Subway Tunneling Work[J]. Chinese Journal of Engineering Geophysics, 2010, 7(1): 115-119. DOI: 10.3969/j.issn.1672-7940.2010.01.024 |
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| Authors: | Mo Yun Yue Hao Hu Bin Wu Beiping |
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| Affiliation: | 1.Faculty of Engineering;China University of Geosciences;Wuhan 430074;China;2.Faculty of Information Engineering;China |
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| Abstract: | Based on the surveying data of the 24thsection in the 2th line of Wuhan subway,using Logistic time function,the varying rule by time of ground settlements that induced by tunneling work of subway constructing is analyzed.By the curve fitting result,Logistic time function's 5 key points and 3 parameters are ensured.Thereby a Logistic prediction experienced function which has good prediction result is set up. |
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| Keywords: | Wuhan subway Logistic prediction model ground settlement |
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