| 软岩隧洞最佳支护时机分析 |
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| 引用本文： | 郑晓慧.软岩隧洞最佳支护时机分析[J].山西建筑,2010,36(34):316-317. |
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| 作者姓名： | 郑晓慧 |
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| 作者单位： | 中铁上海设计院集团有限公司,上海200333 |
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| 摘 要： | 采用隧洞松动圈理论，分析了围岩的松动变形机理，借此阐述了最佳支护时机的理念，对软岩隧洞的支护优化作出理论分析，并依据工程实例进行了说明，对隧洞工程施工具有重要意义。
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| 关 键 词： | 软岩 松动圈 最佳支护时机 滑移楔体 |
Mechanics analysis of optimum time point in the soft-rock tunnel support |
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| ZHENG Xiao-hui.Mechanics analysis of optimum time point in the soft-rock tunnel support[J].Shanxi Architecture,2010,36(34):316-317. |
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| Authors: | ZHENG Xiao-hui |
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| Affiliation: | ZHENG Xiao-hui |
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| Abstract: | The topic base on theory of broken-rock loop, analyses the distortion mechanics of surround-rock, expounds the concept of the optimum time point of support, then give a theory analysis about optimization design of soft-rock tunnel support, and has the indication by referring to the engineering example, so it is significant for the tunnel projects. |
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| Keywords: | soft-rock brocken-rock loop optimum support time point slip-cuniform |
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