francis hydraulic turbine

基本解釋

The vibration of large-scale Francis hydraulic turbine set, which affects the safe operation of hydropower stations, is a serious and common problem.
大型混流式水輪機(jī)組的振動問題，是影響水電站安全運(yùn)行的重要而普遍的問題。
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.
混流和軸流定漿式水輪機(jī)在部分負(fù)荷下運(yùn)行時(shí)，尾水琯中常出現(xiàn)較爲(wèi)強(qiáng)烈的振動。
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.
對所需的機(jī)牀、液壓支撐、真空支撐系統(tǒng)和主要刀具已在混流式葉片數(shù)控加工工藝中進(jìn)行了說明。