HOEK-BROWN

作品数:126被引量:796H指数:15
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相关领域:建筑科学矿业工程更多>>
相关作者:符文熹杨泽廖异曾钱帮刘长武更多>>
相关机构:三峡大学四川大学中南大学中国矿业大学更多>>
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相关基金:国家自然科学基金国家重点基础研究发展计划中央高校基本科研业务费专项资金中国博士后科学基金更多>>
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Collapse analysis of tunnel floor in karst area based on Hoek-Brown rock media被引量:15
《Journal of Central South University》2017年第4期957-966,共10页YANG Xiao-li LI Zheng-wei LIU Zheng-an XIAO Hai-bo 
Project(2013CB036004)supported by the National Basic Research Program of China;Project(51378510)supported by the National Natural Science Foundation of China
Collapse shape of tunnel floor in Hoek-Brown rock media is investigated with the functional catastrophe theory. The stability of rock system in tunnel floor, which is determined by thickness, half collapse width, half...
关键词:KARST functional CATASTROPHE theory HOEK-BROWN criterion safety thickness TUNNEL FLOOR upper BOUND 
基于上限原理的两种岩溶隧道岩墙厚度计算方法被引量:26
《岩土力学》2017年第3期801-809,共9页杨子汉 杨小礼 许敬叔 李永鑫 孙志彬 
国家重点基础研究发展计划项目(No.2013CB036004);国家自然科学基金项目资助(No.51178468;No.51378510;No.51408180);湖南省研究生科研创新项目资助(No.CX2014B069)~~
岩溶隧道掌子面附近的高压富水溶腔易造成突水、突泥地质灾害,在施工中确定合适的岩墙厚度是一个亟待解决的技术问题。基于极限分析上限原理提出了两种新的岩墙厚度计算思路,即线性Mohr-Coulomb准则方法与非线性Hoek-Brown准则方法。根...
关键词:岩溶隧道 岩墙厚度 极限分析原理 突水突泥 Mohr-Coulomb线性准则 Hoek-Brown非线性准则 
Energy analysis of face stability of deep rock tunnels using nonlinear Hoek-Brown failure criterion被引量:5
《Journal of Central South University》2015年第8期3079-3086,共8页张佳华 李永鑫 许敬叔 
Project(2013CB036004)supported by National Basic Research Program of China;Projects(51178468,51378510)supported by National Natural Science Foundation of China;Project(CX2013B077)supported by Hunan Provincial Innovation Foundation for Postgraduate,China
The nonlinear Hoek-Brown failure criterion was introduced to limit analysis by applying the tangent method. Based on the failure mechanism of double-logarithmic spiral curves on the face of deep rock tunnels, the anal...
关键词:tunnel face limit analysis failure criterion pore water pressure collapse pressure 
Upper bound limit analysis of roof collapse in shallow tunnels with arbitrary cross sections under condition of seepage force被引量:3
《Journal of Central South University》2014年第11期4338-4343,共6页杨小礼 覃长兵 
Project(2013CB036004)supported by the National Basic Research Program of China;Projects(51178468,51378510)supported by National Natural Science Foundation of China
The analytical solutions for predicting the exact shape of collapse mechanisms in shallow tunnels with arbitrary excavation profiles were obtained by virtue of the upper bound theorem of limit analysis and variation p...
关键词:shallow tunnel collapse mechanism seepage force upper bound limit analysis Hoek-Brown failure criterion 
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