This paper introduced the energy saving principle of air intake prerotation adjustment and the application area and method of air intake prerotation regulator.
介
了进气预旋
能原理及进气预旋装置应用范围和使用方法。
)预旋This paper introduced the energy saving principle of air intake prerotation adjustment and the application area and method of air intake prerotation regulator.
介了进气预旋能原理及进气预旋装置应用范围和使用方法。
This paper introduces the main energy saving technologies of centrifugal pump.And the author proposes a new energy saving technology which is called prerotation regulated by the inlet guide vane.
本文介了离心泵能主要
，并提出了前置导叶预旋能。
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