Rectangular Air Ducts - Velocity Diagram
Velocity diagram for rectangular air ducts - metric units.
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.
Related Topics
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Ventilation Systems
Design of systems for ventilation and air handling - air change rates, ducts and pressure drops, charts and diagrams and more.
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Rectangular Ducts - Dimensions
Commonly used metric dimensions for rectangular air ducts in ventilation systems.