Note: Total power should include 10% gland losses and 20% transmission (gearbox) losses. Critical Speed ( Nccap N sub c
Fh=2⋅TD⋅Fmcap F sub h equals the fraction with numerator 2 center dot cap T and denominator cap D end-fraction center dot cap F sub m M=Fh⋅Lcap M equals cap F sub h center dot cap L Fhcap F sub h : Hydraulic force ( Fmcap F sub m : Hydraulic baffle factor (typically : Shaft length from the lowest bearing to the impeller ( 🪚 Shaft Diameter ( agitator design calculation xls
Bending forces occur due to fluid hydraulic forces acting on the impeller blades. Note: Total power should include 10% gland losses
): Ensure your operating speed is safely away from the shaft's natural frequency. Most designs aim to operate at less than 70% of the critical speed to avoid catastrophic vibration. Calculate the maximum deflection ( Δcap delta Most designs aim to operate at less than