The experiment shows that by changing the velocity coefficient , the separation of boundary layer on pump vane can be controlled, and the performance of pump is improved and its hydraulic efficiency.
实验证明通过改变叶片型线参数方程中的速度系数的取值，可以控制边界层的分离，进而改善泵的性能，提高其水力效率。
The separation flow is three dimensional in hydraulic machine. The pressure gradient in cross direction produces secondary flow in boundary layer.
水力机械的分离为三维流动，三维流动的侧向压力梯度产生边界层的二次流动。
Thus the location of separation initiation had a vital effect on the extent of separation at impeller's exit and also on the hydraulic losses.
流动分离的起始位置对转轮出口的分离尺度及水力损失有很大的影响。
应用推荐