Da 1/3*T Impeller diameter shaft_length H-C Shaft length shaft_diameter 1/10*Da Shaft diameter H 0.24[m] Vessel height T H Vessel diameter N_blades 4 Number of blades for pitched blade impeller bw T/12 Baffle width C 0.4*Da Clearance blade_width Da/5 Width of impeller blade alpha 0.25*pi[rad] Pitch angle B 4 Number of baffles