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Both calculators run independently — change the inputs on either side to compare results.
Mechanical
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.
Fill in the required fields to see your result.
Mechanical
Pulley System Calculator
Calculate the effort force required to lift a load using fixed, movable, or compound pulley systems at a given mechanical efficiency. Ideal for rigging engineers, physics students, and maintenance teams planning lifts.
Fill in the required fields to see your result.
Key differences
| Heat Exchanger Calculator | Pulley System Calculator | |
|---|---|---|
| Category | Mechanical | Mechanical |
| Inputs required | 5 | 4 |
| Result | Heat Flux (W/m²) | Required Pull Force (N) |
| What it does | 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 effort force required to lift a load using fixed, movable, or compound pulley systems at a given mechanical efficiency. Ideal for rigging engineers, physics students, and maintenance teams planning lifts. |