青铜峡3^#机水轮机转轮室改造的混凝土施工

Concrete Construction for Discharge Ring Reform of No. 3 Unit in Qingtongxia Hydropower Station

本文叙述了青铜峡水电站首次机组转轮室改造中的关键工序——转轮室混凝土拆除、回填施工的方案选择、施工工艺及针对一些特殊部位、特殊技术要求所做的专门技术处理.

The key procedure of discharge ring reform of No. 3 unit in Qingtongxia Hydropower Sta-tion was expounded, including the choice of schemes for concrete removal and backfill, technical pro-cess , and special treatment in certain parts according to the requirement.