Heat Exchanger Calculator vs Heat Exchanger Effectiveness Calculator
Two calculators for the same neighbourhood of questions. Here is what each measures, what you feed in, and where you'd reach for one over the other.
Heat Exchanger Calculator
Determine the Log Mean Temperature Difference (LMTD) and required heat transfer surface area for shell-and-tube heat exchangers. Essential for engineers designing or auditing industrial heating and cooling systems.
- Answers
- Heat Flux (W/m²)
- Inputs
- Hot Fluid Inlet Temperature, Hot Fluid Outlet Temperature, Cold Fluid Inlet Temperature, Cold Fluid Outlet Temperature
Heat Exchanger Effectiveness Calculator
Calculate the actual heat transfer rate of a heat exchanger using the effectiveness-NTU method. Useful for sizing or evaluating shell-and-tube, plate, or counterflow heat exchangers.
- Answers
- Heat Transfer Rate (W)
- Inputs
- Hot Fluid Flow Rate, Cold Fluid Flow Rate, Hot Inlet Temperature, Cold Inlet Temperature, Specific Heat Capacity, Heat Exchanger Effectiveness
At a glance
| Heat Exchanger Calculator | Heat Exchanger Effectiveness Calculator | |
|---|---|---|
| Category | Mechanical | Mechanical |
| Answers | Heat Flux | Heat Transfer Rate |
| Inputs | 4 | 6 |
| Result unit | W/m² | W |
When to use each
Determine the Log Mean Temperature Difference (LMTD) and required heat transfer surface area for shell-and-tube heat exchangers. Essential for engineers designing or auditing industrial heating and cooling systems.
Calculate the actual heat transfer rate of a heat exchanger using the effectiveness-NTU method. Useful for sizing or evaluating shell-and-tube, plate, or counterflow heat exchangers.