| 不同载荷释放率围岩受力状态的研究 |
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| 引用本文： | 罗晓东,施晓峰,童滋捷.不同载荷释放率围岩受力状态的研究[J].山西建筑,2012,38(4):177-179. |
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| 作者姓名： | 罗晓东 施晓峰 童滋捷 |
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| 作者单位： | 南京工程学院,江苏南京,211167 |
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| 基金项目： | 南京工程学院大学生科技创新基金项目（项目编号：N20100905） |
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| 摘 要： | 根据围岩参数三维数值模拟隧道全断面开挖确定荷载释放率，并且利用确定的释放率模拟分析了隧道开挖时支护结构的受力状态，对隧道开挖过程进行仿真分析，得出一些有指导意义的结论。
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| 关 键 词： | 应力释放 数值模拟 荷载释放率 支护结构 |
Research on surrounding rock stress state of different load releasing rate |
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| LUO Xiao-dong,SHI Xiao-feng,TONG Zi-jie.Research on surrounding rock stress state of different load releasing rate[J].Shanxi Architecture,2012,38(4):177-179. |
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| Authors: | LUO Xiao-dong SHI Xiao-feng TONG Zi-jie |
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| Affiliation: | LUO Xiao-dong SHI Xiao-feng TONG Zi-jie |
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| Abstract: | According to the surrounding rock parameters 3D numerical simulated the tunnel full section excavation to determine the load releasing rate, and utilized the determined release rate to simulate analysis on the stress state of supporting structure when tunnel excavation, made simula- tion analysis on tunnel excavation process, obtained some useful conclusions. |
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| Keywords: | stress release numerical simulation load releasing rate supporting structure |
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