浅谈赵山渡水力发电厂3号机组调速器改造更新

Discussion of Zhaoshandu Hydropower Station No. 3 Unit Speed Controller Renovation and Updating

赵山渡水力发电厂原3号机组调速器存在操作功不足、导叶开度传感器零漂等许多问题,严重影响机组安全运行。此次改造更换了调速器全部设备,在调速器安装与调试过程中,处理了有关技术问题,改造取得了圆满成功。本文对此加以介绍。

Original No.3 unit speed controller in Zhaoshandu Hydropower Station has many disadvantages of insufficient operation power,null drift of vane openness sensor,etc.,which seriously affect safe operation of the unit.All equipment of speed controller is replaced in the renovation. Related technical problems are handled during the installation and commissioning of the speed controller,and the renovation is successful.Concrete condition is introduced in the paper.