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Both calculators run independently — change the inputs on either side to compare results.
Chemical Engineering
Pump Power Calculator
Calculate the shaft power required to pump a fluid against a given head, accounting for flow rate, fluid density, and pump efficiency. Use it when sizing motors and selecting pumps for water, oil, or chemical service.
Fill in the required fields to see your result.
Chemical Engineering
Pump Head and Power Calculator
Calculate the shaft power required to drive a centrifugal pump given flow rate, static head, friction losses, and pump efficiency. Use this when sizing pumps for piping systems.
Fill in the required fields to see your result.
Key differences
| Pump Power Calculator | Pump Head and Power Calculator | |
|---|---|---|
| Category | Chemical Engineering | Chemical Engineering |
| Inputs required | 4 | 5 |
| Result | Power Requirement (kW) | Required Pump Power (W) |
| What it does | Calculate the shaft power required to pump a fluid against a given head, accounting for flow rate, fluid density, and pump efficiency. Use it when sizing motors and selecting pumps for water, oil, or chemical service. | Calculate the shaft power required to drive a centrifugal pump given flow rate, static head, friction losses, and pump efficiency. Use this when sizing pumps for piping systems. |