水轮机最大净水头改变对改造设计的影响

Influence of variations in water turbine maximum net head on transformation design

为了提高枫树坝水电厂2号水轮机出力,需要对水轮机进行增容改造。为此,对最大净水头进行了计算,并分析了最大净水头对改造设计的影响,以及设计应达到的标准。探讨了通过新的设计手段达到目标的途径。

A capacityincreasing transformation is needed to improve the output of No.2 water turbine in Fengshuba Hydropower Plant. This paper calculates the maximum net head, analyzes its influence on transformation design and describes the design standard. New design means are discussed as well.