叶轮轴轴承 impeller shaft bearing
叶轮轴支承轴承 impeller shaft support bearing
叶轮轴面形状 profile of the impeller
带轴承水泵叶轮轴 Pump Impeller Shaft with Bearing
叶轮轴套 Impeller bushing
轴流叶轮 Axial Impeller ; axial wheel ; axial-flow impeller
轮叶轴向间隙 axial blade clearance
叶轮端部轴承 impeller end bearing
闭式叶轮泵联轴器 pump coupling with enclosed impellers
单流道叶轮泵联轴器 single channel impeller pump coupling
叶轮轴面图设计的好坏直接影响离心泵的效率。
The design of impeller meridional shape influences directly efficiency of centrifugal pumps.
该型泵叶轮采用偶数设计方案，全部叶轮轴向成对称分布，背对背安装；
The impeller of the pump is designed to even number, and all impeller shafts are symmetrically distributed and installed back to back.
采用叶轮轴面过流面积优化模型，对叶轮的轴面流道参数进行了优化设计。
Using impeller flow area optimization model, flow area of the pump was selected.
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