francis hydraulic turbine

基本解释

The vibration of large-scale Francis hydraulic turbine set, which affects the safe operation of hydropower stations, is a serious and common problem.
大型混流式水轮机组的振动问题，是影响水电站安全运行的重要而普遍的问题。
There iss strong vibration in the draft tube of a francis turbine or axial flow fixed blade propeller hydraulic turbine when the turbine is running on part loading.
混流和轴流定浆式水轮机在部分负荷下运行时，尾水管中常出现较为强烈的振动。
And necessary machine tools, hydraulic pressure and vacuum supporting systems as well as main tools are explained already in the NC machining technology of Francis hydraulic turbine blades.
对所需的机床、液压支撑、真空支撑系统和主要刀具已在混流式叶片数控加工工艺中进行了说明。