Comparison of Saddle-Shaped Region of Head-Flow Curve between Axial-Flow Pump and Its Corresponding Axial-Flow Pump Device

Table 4

Saddle bottom head of the axial-flow pump device.

Blade mounting angle (°)	−4	−2	0	+2
First saddle bottom head (m)	7.50	7.63	7.50	7.68