采用的扩压器包括无叶扩压器、叶片扩压器、低稠度扩压器和半高导叶扩压器。
These diffusers include vaneless diffuser, vaned diffuser, low solidity diffuser and half-guide-vanes diffuser.
本文建立的水轮机固定导叶和活动导叶后卡门涡频率预估模型，可在设计阶段进行叶片绕流卡门涡频率的预估。
The shedding frequency computation model built in this paper can be used to predict the shedding frequency of the Karman vortices for designing hydraulic turbines.
本文建立的水轮机固定导叶和活动导叶后卡门涡频率预估模型，可在设计阶段进行叶片绕流卡门涡频率的预估。
The vortices shedding frequency calculation model proposed by this paper can be used to predict the shedding frequency of the Karman vortices for hydraulic turbines design.
计算结果表明，端导叶在叶片吸力面侧安装时，叶栅性能最佳。
Calculations have shown that the performance is in its best when fixing the tip winglet on the suction-side.
在逐点积分法一元理论叶片绘形的基础上，利用导叶水力设计程序设计了等环量叶片。
Based on point-by-point integration method and one dimension theory, designed the guide vane which has uniform velocity moment distribution with a hydraulic design computer code of the guide vane.
同时进口热斑相对导叶的位置对叶片表面温度的分布也有很大影响。
However the presence of hot streak has little effect on the pressure distribution on the blade surface.
因此在高压导叶设计中 ，当采用低展弦比叶片时 ，应注意削弱叶片出口附近流场的严重径向窜流。
Therefore when using low aspect ratio blade during the design of high pressure guide vane, attention should be made in order to obstruct the …
因此在高压导叶设计中 ，当采用低展弦比叶片时 ，应注意削弱叶片出口附近流场的严重径向窜流。
Therefore when using low aspect ratio blade during the design of high pressure guide vane, attention should be made in order to obstruct the …
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