| 三峡地下厂房岩体结构及围岩稳定性控制 |
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| 引用本文： | 胡宇庭,黄达,刘卫华. 三峡地下厂房岩体结构及围岩稳定性控制[J]. 地下空间与工程学报, 2011, 7(3): 526-533 |
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| 作者姓名： | 胡宇庭 黄达 刘卫华 |
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| 作者单位： | 1.石家庄铁路职业技术学院,石家庄 050041;2.重庆大学土木工程学院,重庆 400045;3.中国中铁二局股份有限公司,成都 610032 |
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| 基金项目： | 教育部博士点新教师基金(200806111012); 中国博士后科学基金(20080440703) |
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| 摘 要： | 长江三峡工程右岸地下厂房共安装6台700MW水轮发电机组,主厂房为直墙曲顶拱型断面,高度大,跨度长,浅埋于白云尖山体坚硬的混合花岗岩体内,其岩体结构特征控制围岩稳定状态。通过岩体结构的构造演化,结构面分布及工程地质特性研究,并结合主厂房开挖变形监测、三维数值模拟及结构面组合效应分析,较详细地探讨了岩体结构对主厂房围岩变形及块体稳定性的控制作用。成果可供三峡地下厂房及类似大型地下洞室围岩稳定及支护设计参考。
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| 关 键 词： | 三峡地下厂房 岩体结构 工程地质 岩体力学 稳定性 |
| 收稿时间： | 2011-01-11 |
Rock Mass Structure of Underground Powerhouse at Three Gorges Area and Stability Control of Surrounding Rocks |
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| Hu Yuting,Huang Da,Liu Weihua. Rock Mass Structure of Underground Powerhouse at Three Gorges Area and Stability Control of Surrounding Rocks[J]. Chinese Journal of Underground Space and Engineering, 2011, 7(3): 526-533 |
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| Authors: | Hu Yuting Huang Da Liu Weihua |
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| Affiliation: | 1.Shijiazhuang Institute of Railway Technology, Shijiazhuang 050041, China; 2.College of Civil Engineering; Chongqing University, Chongqing 400045, China; 3.China Railway No.2 Engineering Group Co., Ltd, Chengdu 610032, China |
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| Abstract: | The shallow underground powerhouse on the right bank of a Three Gorges Project(TGP) is equipped with six 700MW hydro-generating sets and located in hard mixed granite rocks of Baiyunjian mountain.The main power house has a cross-section of high straight wall and long span curved arch roof.The stability of surrounding rocks is controlled by the rock mass structure.Based on the investigation of tectonic evolvement of rock mass structure,the distribution and engineering geological characteristics of structural... |
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| Keywords: | underground powerhouse of TGP rock mass structure engineering geology rock mass mechanics stability |
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