采用边界元法对螺旋离心泵叶轮中的三维势流进行了数值计算。
The three-dimensional potential flow inside the impeller of a screw centrifugal pump was analysed by the boundary element method.
在离心泵上采用了上述优化设计参数的螺旋密封，并经生产应用。
Based on the optimal results of seal's structural parameters, a helical axial seal is used in the centrifugal pump.
螺旋离心泵作为一种新型杂质泵，将螺旋泵与离心泵融合为一体，其独特的结构可将两者的优势充分发挥。
As a new kind of impurity pump, screw centrifugal pump combines the advantages of screw pump and centrifugal pump, and the special structure can bring into play their advantages sufficiently.
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