大伙房水库不良地段围岩变形特征与加固研究  

Study of deformation characteristics and reinforcement of surrounding rock in poor geological section of Dahuofang reservoir

作　　者：崔文艳[1] 于志华[1] 宋建[1] 杨昊[1] 

机构地区：[1]东北大学资源与土木学院,辽宁沈阳110004

出　　处：《东北水利水电》2011年第7期6-8,71,共3页Water Resources & Hydropower of Northeast China

摘　　要：大伙房水库输水工程27+500 m不良地段是该输水线路的控制性工程,工程地质条件复杂。结合该段工程的特性,利用现代软件和现场测试参数,建立三维数值模型,开展相关模拟分析十分必要。计算了围岩的应力场和位移场,得出该区域围岩变形特征,分析围岩的稳定性,提出可靠的加固措施。对大型隧道工程的设计、施工及安全防护具有重要的指导意义。The 27＋500m poor geological section engineering is the dominant part in Dahuofang reservoir water conveyance project.Based on the section engineering characteristics,the three-dimensional numerical model is built by using the modern software and the field test parameters,which is necessary to carry out the relevant simulation and analysis.The paper calculates the stress and displacement field of surrounding rock to obtain the deformation characteristics of surrounding rock in this region,analyzes the stability of surrounding rock to provide the reliable reinforcement measures,which has important significance to the design,construction and safety protection for the large tunnel engineering.

关 键 词：不良地质 围岩 数值模拟 稳定性分析 大伙房水库 

分 类 号：TV697.3[水利工程—水利水电工程]