基于加大流量设计法,采用增加分流叶片和增大喉部面积等措施,研制了高效区宽离心泵。
The centrifugal pump with wide efficient range is developed based on the maximum flow design method.
同时采用加大流量法和提高库水位进行进水口段的水力损失试验,对提高试验精度是一个行之有效的方法。
It is an effective method for improving test precision that the water head loss tests of hydropower station inlet section are performed by increasing discharge or raising reservoir water level.
研究表明,排污泵考虑效率和通过能力而进行的加大流量设计导致了轴功率随流量上升过快更容易发生过载这一问题,是可以通过合理的水力设计得到解决的。
The research results in the paper shows that the brake horsepower overload resulting from the design of larger capacity of sewage pump can be solved by reasonable design.
研究表明,排污泵考虑效率和通过能力而进行的加大流量设计导致了轴功率随流量上升过快更容易发生过载这一问题,是可以通过合理的水力设计得到解决的。
The research results in the paper shows that the brake horsepower overload resulting from the design of larger capacity of sewage pump can be solved by reasonable design.
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