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Both calculators run independently — change the inputs on either side to compare results.
Chemical Engineering
Centrifugal Pump Sizing and NPSH Calculator
Size centrifugal pumps by calculating shaft power and net positive suction head (NPSH). Use this when selecting a pump for water supply, chemical transfer, or HVAC systems.
Fill in the required fields to see your result.
Chemical Engineering
Chemical Reactor Residence Time Calculator
Calculate the exit concentration and conversion for a CSTR or PFR reactor with first-order kinetics given reactor volume, flow rate, and rate constant. Used by chemical engineers to size reactors and predict performance during process design.
Fill in the required fields to see your result.
Key differences
| Centrifugal Pump Sizing and NPSH Calculator | Chemical Reactor Residence Time Calculator | |
|---|---|---|
| Category | Chemical Engineering | Chemical Engineering |
| Inputs required | 4 | 5 |
| Result | Required Power (kW) | Residence Time (hours) |
| What it does | Size centrifugal pumps by calculating shaft power and net positive suction head (NPSH). Use this when selecting a pump for water supply, chemical transfer, or HVAC systems. | Calculate the exit concentration and conversion for a CSTR or PFR reactor with first-order kinetics given reactor volume, flow rate, and rate constant. Used by chemical engineers to size reactors and predict performance during process design. |