Dynamic Characteristics of Rotating Stall in Mixed Flow Pump

Figure 20

Period of stall propagation at 0.65𝑄_BEP.

(a) 𝑡=5/7𝑇

(b) 𝑡=10/7𝑇

(c) 𝑡=15/7𝑇

(d) 𝑡=20/7𝑇