Results of this thesis provide guiding significance to waterpower design of impeller of the low specific speed centrifugal pump.
对低比转速离心泵叶轮的水力设计具有一定的指导意义。
It is resolved that design condition efficiency for low specific speed centrifugal pump is not the highest in terms of experiential statistical area ration value.
解决泵行业一直依据经验统计值确定面积比而不能使低比转速离心泵在设计点效率最高这一问题。
The characteristics of low specific speed centrifugal pump are introduced, and the grid generation method for impeller passageway and the governing equations of calculation are also expatiated.
简要介绍低比速离心泵特点，阐述计算的控制方程和叶轮通道网格划分方法。
Based the brake horsepower characteristics of low specific speed centrifugal pump and the required features of pumps used for agriculture, the concept of non - overload centrifugal pumps is conceived.
针对农用泵(运行工况多变且出口无流量调节阀)的特点和低比转速离心泵的轴功率在大流量区运行易过载的特性，提出了无过载离心泵的概念。
The experimental results and design theory for low-specific-speed centrifugal pump with splitter blades are detailed.
详细地综述了国内外长短叶片离心泵的试验研究、设计理论研究方面的成果及现状。
Especially the flow of compound impeller in the centrifugal pump at low specific speed is more complex and has more problems need urgently to resolve.
尤其是低比转速复合叶轮离心泵内部的流动更加复杂，亟待解决的问题也更多。
Based on the low-specific speed centrifugal pump model of IS 50-32-160, two impellers are designed with and without splitter blades.
基于低比速离心泵is 50 - 32 - 160模型，对有、无分流叶片的设计方案全流场进行了数值模拟和对比分析。
Based on the low-specific speed centrifugal pump model of IS 50-32-160, two impellers are designed with and without splitter blades.
基于低比速离心泵is 50 - 32 - 160模型，对有、无分流叶片的设计方案全流场进行了数值模拟和对比分析。
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