组合式过滤体在向家坝水电站左岸坝后厂房坝基排水孔中的应用  

Application of Combined Filter in Dam Foundation Drainage Holes of Powerhouse at Dam Toe on Left Bank,Xiangjiaba Hydropower Station

作　　者：文勇 

机构地区：[1]中国水利水电第三工程局有限公司,西安710016

出　　处：《西北水电》2017年第6期44-48,共5页Northwest Hydropower

摘　　要：向家坝水电站左岸坝后厂房坝基排水孔采用"组合式过滤体"装置对坝基地质缺陷层部位进行反滤保护,并取得较好效果,从而在保证工程质量的前提下,保证了工期。文章简要介绍坝基排水孔的施工工序以及"组合式过滤体"的实施过程。The combined filter is applied in the dam foundation drainage holes of powerhouse at dam toe on left bank, Xiangjianba Hydro-power Station, to protect the dam foundation where the geological conditions are unfavorable. This application achieves expected result. Under the precondition of securing work quality, the construction period is guaranteed. In the paper, the construction procedures of the dam foundation drainage holes and the implementation process of the combined filter are briefed.

关 键 词：向家坝水电站 坝后厂房 坝基排水孔 组合式过滤体 

分 类 号：TV223.5[水利工程—水工结构工程] TV698.234