Compare calculators
Both calculators run independently — change the inputs on either side to compare results.
Mechanical
Fan Performance Calculator
Calculates the motor power (HP) required to drive a fan based on airflow rate, static pressure, and combined fan and motor efficiencies. Used by HVAC engineers and system designers to select appropriately sized fan motors.
Fill in the required fields to see your result.
Mechanical
Beam Deflection Calculator
Find the maximum midpoint deflection of a simply supported or cantilever beam under a central point load. Essential for structural engineers checking serviceability limits and avoiding excessive sag.
Fill in the required fields to see your result.
Key differences
| Fan Performance Calculator | Beam Deflection Calculator | |
|---|---|---|
| Category | Mechanical | Mechanical |
| Inputs required | 4 | 5 |
| Result | Motor Power Required (HP) | Maximum Deflection (mm) |
| What it does | Calculates the motor power (HP) required to drive a fan based on airflow rate, static pressure, and combined fan and motor efficiencies. Used by HVAC engineers and system designers to select appropriately sized fan motors. | Find the maximum midpoint deflection of a simply supported or cantilever beam under a central point load. Essential for structural engineers checking serviceability limits and avoiding excessive sag. |