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边坡稳定性模糊随机可靠度分析

, PP. 19-23

Keywords: 边坡,参数变异性,模糊随机可靠度,可靠性指标

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Abstract:

考虑可靠性分析中结构极限状态变量在零值附近的模糊区间,建立边坡稳定性模糊随机可靠度分析模型。研究了在土性参数变异性、模糊失效概率隶属度函数梯形与岭形分布类型情况下,模糊区间宽率与偏度对模糊可靠指标的影响。分析结果显示偏度与可靠性指标曲线的斜率随宽率的减小而减小,且其趋势与参数变异性与模糊失效概率隶属度函数类型无关;对于宽率的某一确定值而言,偏度的增大会导致模糊可靠指标的降低;土性参数变异性的增加会导致模糊可靠指标的降低。

References

[1]  何满潮,苏永华,景海河.块状岩体的稳定可靠性分析模型及其应用[J].岩石力学与工程学报,2002,21(3):343-348. HE Man-chao, SU Yong-hua, JING Hai-he. Reliability analysis model of blocky rockmass stability and its application[J]. Chinese Journal of Rock Mechanics and Engineering, 2002, 21(3): 343-348.(in Chinese)
[2]  康海贵,李 炜.边坡稳定安全系数及其与土性参数及失效概率关系研究[J].大连理工大学学报,2008,48(6):856-862. KANG Hai-gui, LI Wei. Research on slope safety factor and its relationship with shear strength parameters and failure probability[J]. Journal of Dalian University of Technology, 2008, 48(6): 856-862.(in Chinese)
[3]  佟晓利,赵国藩.一种与结构可靠度分析几何法相结合的响应面方法[J].土木工程学报,1997,30(4):51-57. TONG Xiao-li, ZHAO Guo-fan. The response surface method in conjunction with geometric method in structural reliability analysis[J]. China Civil Engineering Journal, 1997, 30(4): 51-57.(in Chinese)
[4]  武清玺,卓家寿.结构可靠度分析的变f序列响应面法及其应用[J].河海大学学报,2001,29(2):75-78. WU Qing-xi, ZHUO Jia-tao. A sequential response surface method with various f and its application to structural reliability analysis[J]. Journal of Hohai University, 2001, 29(2): 75-78.(in Chinese)
[5]  韩玉芳,刘德辅,董 胜.边坡整体稳定的可靠性分析方法[J].海岸工程,2001,20(4):7-14. HAN Yu-fang, LIU De-fu, DONG Sheng. Reliability analysis method of slope stability[J]. Coastal Engineering, 2001, 20(4): 7-14.(in Chinese)
[6]  康海贵,李 炜.基于安全系数解析式的边坡稳定评价体系研究[J].中国公路学报,2008,21(3):1-5. KANG Hai-gui, LI Wei.Research on evaluated system for slope reliability based on calculation formulae of safety factor[J]. China Journal of Highway and Transport, 2008, 21(3): 1-5.(in Chinese)
[7]  HUSEIN MALKAWI A I, HASSAN W F, ABDULLA F A. Uncertainty and reliability analysis applied to slope stability[J]. Structural Safety, 2000, 22(2): 161-187.

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