当代社会发展的观念流变对我国农村社会发展的启示.pdf

42 云南水力发电 YUNNANWATERPOWER 第3O卷第1期大寨河一级水电站边坡稳定性计算与防治赵德章,何艳红(中国水利水电第十四工程局有限公司勘察设计研究院,云南昆明 650041) 摘要:介绍大寨河一级电站沉砂池边坡的特征,采用刚体极限平衡法对边坡进行数值仿真分析,评价边坡在天然与开挖无支护、加支护及电站正常运行等工况下的稳定性分析及评价,并对各典型剖面进行加固措施研究和支护方案设计,使边坡治理更趋科学合理。该电站已经发电1年,边坡稳定,说明边坡地质参数取值可靠,计算合理。关键词:大寨河一级水电站;沉砂池边坡i计算模型;地质参数;稳定性计算;防治方案中图分类号:TU457 文献标识码:A 文章编号:1OO6—3951(2014)010042—04 D0I:.1OO6——012 TheSlopeStabilityCalculationandControloftheDazhaihe-- IHydropowerPlant ZHAODe—zhang,HEYan—hong (Survey,DesignandResearchInstituteofSinoHydroBureau14Co.,Ltd.,Kunming, Yunnan650041,China) Abstract:ThepaperdealswiththecharacteristicsoftheslopeofthedesiltingbasinoftheDazhaihe--Ihy— analysisoftheslopetoanalyzeandtoassessitsstabilityrespectivelyunderthenaturalcondition,thecon— ditionofexcavationwithoutsupport,theconditionofexcavationwithsupportandtheconditionofnormal studiedanddesignedforvarioustypicalprofilesoftheslopeSOthatthecontroloftheslopecouldbemore --Ihydropowerplanthasbeenunderoperationfor1yearandthe slopehasbeenstable,whichmeansthattheselectedgeologicalparametersoftheslopearereliableand theircalculationarerationa1. Keywords:Dazhaihe--IhydropowerPlant;slopeofthedesiltingbasin;calculationmodel;geologica