The author of this paper analyzes and calculates the relative velocity distribution at the blade exit of runner caused by limited blades and offers the way to improve blade design.
本文作者定量分析计算由转轮有限叶片数引起的叶片出口相对速度分布状态，并以所获结果提出了改善叶片设计的措施。
Using resistance strain gage, dynamic pressure sensor, slip ring and tape recorder, the blade vibration strain and exit pressure signals of rotor blades are recorded and then processed.
利用电阻应变片、动态压力传感器、滑环式引电器和磁带记录仪等，录取叶片振动应变和动叶出口压力信号，然后回放磁带，做信号处理。
The influence of incidence Angle, blade's flexure Angle and exit conditions on the effect of positive blade flexure is discussed.
讨论了冲角、叶片弯曲角和出口条件对叶片正弯曲作用的影响。
In addition, the wake interaction of upstream blade row and the expansion wave at rotor exit also cause an unsteady force acting on the downstream rotor blade surface.
此外上游静子尾迹以及动叶尾缘出口膨胀波等也是产生转子叶片表面非定常力的因素。
Effect of blade Angle at exit on energy performances is shown by conducting energy equilibrium test on impellers with different exit blade angles.
通过对不同出口安放角叶轮的能量平衡试验，了解到出口安放角对泵能量性能的影响。
The experiment results show that using non-smooth blades can change the exit streamwise vortex structures. The exit flow fields tend to well-distributed. The overall blade losses are reduced.
实验结果表明，采用非光滑叶片改变了叶栅出口旋涡结构及流动分布，使叶栅出口的流场趋于均匀，叶片可以随更大的负荷。
Their loss performance, exit flow angle, exit flow velocity as well as the flow velocity distribution on the blade-profile surfaces obtained in both cases are analyzed comparatively.
本文对试验的损失特性、出气角特性、速度特性、叶型表面速度分布特性等作了对比分析。
Their loss performance, exit flow Angle, exit flow velocity as well as the flow velocity distribution on the blade-profile surfaces obtained in both cases are analyzed comparatively. It is proven t...
本文对试验的损失特性、出气角特性、速度特性、叶型表面速度分布特性等作了对比分析。
Their loss performance, exit flow Angle, exit flow velocity as well as the flow velocity distribution on the blade-profile surfaces obtained in both cases are analyzed comparatively. It is proven t...
本文对试验的损失特性、出气角特性、速度特性、叶型表面速度分布特性等作了对比分析。
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