导水叶力矩具有自关闭特性，对机组防飞逸具有较好的效果。
The force moment of guiding water blade has self close function, which can effectively protect the runaway of generating unit.
压水室采用导叶式结构能够尽快地把液体的动能转换为压力能，同时能够使泵腔内的流动更趋合理均匀，提高泵内气液分离的能力，并且能平衡叶轮径向力。
The volute of guide-vane structure can transform the kinetic energy to pressure energy as soon as possible, and improve the capacity of separating gas and liquid for the more balance flow in it.
得到了在清水和含沙水条件下两种活动导叶与固定导叶的最佳相对安放位置和流场的不同特性。
Optimum guide vane and bucket positioning with flow field characterris-ics both for clean and sandy water are…
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