: Maintaining inlet velocities—typically between 1.2 to 3.0 m/s (4 to 10 ft/sec) —to avoid excessive turbulence and erosion. Intake Types Covered
: Even if your pump meets HI 9.8 intake design, re-check after any change in flow rate, water level, or basin modification. Hydraulic conditions can shift vortex formation thresholds. ansi hi 9.8 rotodynamic pumps for pump intake design
: Rectangular intakes, formed suction intakes (FSI), circular pump stations, and trench-type intakes. : Maintaining inlet velocities—typically between 1
The standard provides specific design dimensions and criteria for various intake configurations: ANSI/HI 9.8 Rotodynamic Pumps for Pump Intake Design formed suction intakes (FSI)