the preparation matters and installation technologies above water for the radial gate and bulkhead gate of tongwan hydropower station are described.
介绍铜湾水电站溢流坝弧形闸门及检修闸门在水上安装前的準备工作及安装方法。
in accordance with the working condition of gates, as well as the bottom edge types of bulkhead gate and emergency gate, the paper introduces how to choose the type of bottom edge of plain gate.