According to the first serial connection mode of Ertan hydropower plant, it analyses the problems of over-cut, under-cut and unable to judgne, and submits relative countermeasures.

• 根据二滩电厂第一串接线方式,对过切、少切、无法判断等问题进行了分析并提出解决办法,同时总结了装置运行情况。