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Fluid Mechanics
Pump Affinity Laws Calculator
Predict how a centrifugal pump's flow rate, head, and power change when its speed is varied using the pump affinity laws. Essential for engineers evaluating variable-speed drives or re-rating existing pumps for new duty points.
Fill in the required fields to see your result.
Fluid Mechanics
Pump Affinity Laws Calculator
Predict how a centrifugal pump's flow, head, and power change when its speed or impeller size is altered, using the pump affinity laws. Ideal for engineers optimising pump operation or evaluating variable-speed drives.
Fill in the required fields to see your result.
Key differences
| Pump Affinity Laws Calculator | Pump Affinity Laws Calculator | |
|---|---|---|
| Category | Fluid Mechanics | Fluid Mechanics |
| Inputs required | 5 | 6 |
| Result | New Performance (Combined) | New Value (variable) |
| What it does | Predict how a centrifugal pump's flow rate, head, and power change when its speed is varied using the pump affinity laws. Essential for engineers evaluating variable-speed drives or re-rating existing pumps for new duty points. | Predict how a centrifugal pump's flow, head, and power change when its speed or impeller size is altered, using the pump affinity laws. Ideal for engineers optimising pump operation or evaluating variable-speed drives. |