| 统计矩法的边坡可靠度强度折减有限元分析 |
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| 引用本文： | 刘胜,李金,陈亮.统计矩法的边坡可靠度强度折减有限元分析[J].西部交通科技,2010(4):28-31,35. |
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| 作者姓名： | 刘胜 李金 陈亮 |
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| 作者单位： | 1. 同济大学地下建筑与工程系,上海,200092;同济大学岩土及地下工程国家重点实验室,上海,200092
2. 青岛市公路规划设计院,山东,青岛,266100 |
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| 摘 要： | 文章将确定性分析的弹塑性强度折减有限元法与工程结构的统计矩可靠度分析法相结合，提出了基于统计矩法的边坡可靠度强度参数折减有限元法，并利用该法对大宝山露天铁矿南部某边坡的破坏过程进行了可靠度分析，得出边坡的安全系数和可靠指标。研究结果对大宝山边坡稳定性评价与治理具有指导意义。
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| 关 键 词： | 统计矩法 边坡可靠性 强度折减有限元法 |
Reliability Analysis of Slope by Point Estimate Method and Finite Element Strength Reduction Method |
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| LIU Sheng,LI Jin,CHEN Liang.Reliability Analysis of Slope by Point Estimate Method and Finite Element Strength Reduction Method[J].Western China Communication Science & Technology,2010(4):28-31,35. |
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| Authors: | LIU Sheng LI Jin CHEN Liang |
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| Institution: | 1. Department of Geotechnical Engineering, Tongji University, Shanghai, 200092; 2. Key Laboratory of Geotechnical and Underground Engineering of Ministry of Education, Tongji University, Shanghai, 200092; 3. Qing Dao Highway Planning and Design Institute, Qingdao, Shandong, 266100) |
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| Abstract: | A new slope reliability analysis method was put forward in this paper,which com - bines finite element strength reduction method with Rosenblueth＇s point estimate method.The method was applied in to the safety and reliability analysis of the slope of Oa Baoshan Open-pit iron mine to obtain the safety factor and reliability index According to the analysis results, measures to reinforce the slope were suggested. |
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| Keywords: | Point estimate method Slope reliability Finite elements strength reduction |
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