Air flow and air velocities in rectangular air ducts:
Example - Air Flow in Rectangular Air Duct
The air flow in a 200 x 250 mm rectangular air duct with air velocity 6 m/s can be estimated to aprox. 0.3 m3/s from the diagram above.
Systems for ventilation and air handling - air change rates, ducts and pressure drops, charts and diagrams and more.
Typical air duct velocities in applications like ventilation systems or compressed air systems.
A major friction loss diagram for air ducts - SI units.
Minor loss coefficient diagrams for air ductwork, bends, expansions, inlets and outlets - SI units.
Air flow volume, duct size, velocity and dynamic pressure.
Standard size of circular ventilation air ducts.
Rectangular equivalent diameter for air flows between 100 - 50000 cfm.
Commonly used metric dimensions for rectangular air ducts in ventilation systems.