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瀑布沟电站地下洞室围岩变形特性研究
引用本文:李小余,费文平,陈科文,薛守宁,肖钰. 瀑布沟电站地下洞室围岩变形特性研究[J]. 四川水力发电, 2008, 27(6)
作者姓名:李小余  费文平  陈科文  薛守宁  肖钰
作者单位:四川大学水电学院,四川,成都,610065;浙江省水利水电勘测设计院,浙江,杭州,310002
基金项目:国家自然科学基金重点项目:50639100  
摘    要:瀑布沟水电站地下厂房洞室由于体积和跨度较大(均超过30 m),其围岩的变形和稳定情况受到了各方面极大的关注.以丰富完整的变形监测资料为基础,结合地质和施工资料,对厂房洞室围岩变形的分布特征进行了总结,探讨了其主要影响因素.研究结果表明:围岩变形受地质因素(地应力、岩体质量、断层结构面等)和工程因素(开挖方式、支护措施等)的综合影响,其中尤以岩体质量和断层结构面为控制性因素.

关 键 词:瀑布沟水电站  地下厂房  围岩变形  分布特征  影响因素

Study on Surrounding Rock Deformation Characteristics of Underground Powerhouse at Pubugou Hydropower Station
LI Xiao-yu,FEI Wen-ping,CHEN Ke-wen,XUE Shou-ning,XIAO Yu. Study on Surrounding Rock Deformation Characteristics of Underground Powerhouse at Pubugou Hydropower Station[J]. Sichuan Water Power, 2008, 27(6)
Authors:LI Xiao-yu  FEI Wen-ping  CHEN Ke-wen  XUE Shou-ning  XIAO Yu
Affiliation:LI Xiao-yu1 FEI Wen-ping1 CHEN Ke-wen1 XUE Shou-ning1 XIAO Yu2(1.College of Hydraulic Engineering,Sichuan University,Chengdu,Sichuan,610065,China,2.Zhejiang Water Resources , Hydropower Investigation , Design Institute,Hangzhou,Zhejiang,310002,China)
Abstract:Because of large volume and span(more than 30m),great attractions are paid on surrounding rock deformation and stability of underground powerhouse of Pubugou hydropower station by all parties concerned.Based on abundant and sound information of monitored deformation and considering its geology and construction data,the deformation distribution characteristics are summarized and the major influencing factors are analyzed.It is concluded that surrounding rock deformation is effected by various factors,includi...
Keywords:Pubugou hydropower station  underground powerhouse  surrounding rock deformation  distribution characteristics  effect factors  
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