拉西瓦电站坝基帷幕灌浆效果分析  

Effect analysis on curtain grouting for dam foundation of Laxiwa hydropower station

作　　者：张炳芳 

机构地区：[1]中国水电第四工程局有限公司基础分局,青海贵德811700

出　　处：《东北水利水电》2010年第2期15-16,48,共3页Water Resources & Hydropower of Northeast China

摘　　要：文章分析了拉西瓦水电站坝基灌浆洞上下游排帷幕灌浆岩石透水率、单位水泥注入量与孔序的关系。通过对先导孔岩芯分析、灌浆孔钻孔过程中岩芯裂隙中水泥结石充填情况及检查孔透水率分析,认为灌浆效果良好。The paper analyzes permeable rate of curtain grouting rock in upstream and downstream of grouting hole for Laxiwa hydropower station and relationship between unit cement consumption and sequence of grouting hole.The effect of grouting is good through the analysis of pilot hole core and cement quantity in core crack in process of drilling grouting hole and checking permeable rate.

关 键 词：左岸 灌浆洞 帷幕灌浆 效果分析 拉西瓦水电站 

分 类 号：TV543.5[水利工程—水利水电工程]