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对国内外大量低比转速离心泵有关资料进行了统计研究和计算 ,分析了低比转速泵内各种水力损失和结构指标 ,提出了低比转速离心泵的比转速划分范围 ,这对低比转速泵的研究和设计具有现实意义
A large number of domestic and international low-speed centrifugal pump data were statistically studied and calculated, analyzed various low-specific-speed pump hydraulic losses and structural indicators, proposed low-specific speed centrifugal pump than the speed of the division, the low ratio Speed pump research and design of practical significance