Ansi Hi 9.8 Rotodynamic Pumps For Pump Intake Design [upd] Now

✅ Intake flow velocity < 0.5 m/s ✅ Submergence ≥ 1.5D (verify with HI 9.8 curve) ✅ Bottom clearance 0.3D – 0.5D ✅ No free-surface vortices visible during operation ✅ Straight approach length ≥ 5× bay width ✅ CFD or physical model for complex geometries