大化水电站右岸厂房进水口清污方式改造研究

Study on Improvement of Trash-cleaning Method of Powerhouse Intake on Right Bank of Dahua Hydropower Station

针对上世纪70年代初期设计的大化水电站进水口拦污栅对清污方式考虑不周,造成污物进入机组流道的问题进行研究,从现实出发,提出了改进方案,利用目前运行比较良好的清污机械进行清污,以达到改造工作量较少,费用比较低的目的。

The paper proposes an improvement scheme for the thoughtless trash-cleaning method of intake trash-rack, resulting in pollutants entering into unit flow passage, for Dahua hydropower station designed in 70＇s last eentury. The trash-cleaning machine with good performance is selected to reduce the work quantity of the improvement scheme and cut down the cost.