Ductwork dimensionnement — vitesse et frottement method
Hvac duct dimensionnement using vitesse method et equal frottement method with recommended velocities.
ductworksizingvelocityCalculatrice
Overview
Engineering reference data for Ductwork Sizing — Velocity and Friction Method in HVAC systems.
Key Formulas
Sensible Heat
Heat causing temperature change.
Latent Heat
Heat causing moisture change.
COP (Cooling)
Coefficient of performance.
Variables
| Symbol | Description | Unit |
|---|---|---|
| Heat transfer | W | |
| Mass flow rate | kg/s | |
| Specific heat of air | J/(kg·K) | |
| Temperature difference | K |