rotor efficiency

Contrasts and analyses of flow fields in turbine stage with different slotting types are made to investigate the impact of slot at rotor tip on the turbine efficiency and secondary flow loss.

本文对几种形式开槽的涡轮级流场进行了对比分析，分析了动叶顶部开槽对涡轮级效率和二次流损失的影响。

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The paper presents a study on NHF-ⅱ air centrifugal rotor superfine powder classifier newly developed. The classifier efficiency at different rotor speeds and exhaust capacity was studied.

对研究开发的NHF-Ⅱ空气离心转子超细粉分级机进行了性能试验，主要研究了转子转速、风量对分级性能的影响。

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Compared with the conventional alternator, homopolar inductor alternator was very suitable for the self-contained power system, for the solid forging rotor can run high speed, its moment of inertia is large, and its efficiency and power density are very high.

因为同性极感应子发电机的转子强度高适合高速旋转，转动惯量大，电机的功率密度和效率可以做的很高，这些对系统是很有利的。

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Variable pitch vertical axis turbines have been proposed, which can markedly increase the power extraction efficiency at low tip speed through controlling the rotor blades pitch at all points of their rotation cycle.

目前已经提出了一种变螺距垂直轴水轮机，它可以通过控制转子在一个旋转周期上所有点的叶片间距来显著提高能量的提取效率。

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In this article is researched the effect of navel's diameter and the arc of the enveloped angle on the twist efficiency of rotor spinning, which has a guidance meaning to the selecting of a navel especially in spinning high twist on rotor spinning frame.

本文研究了阻捻盘孔径和圆弧包围角对转杯纺纱和加捻效率的影响，对纺制高捻转杯纱选用阻捻盘有一定的指导意义。

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