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Air Ducts - Velocity Diagram

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Velocity and dynamic pressure in air ducts:

Example - Air Flow and Velocity

The velocity in a 1000 mm duct with airflow 3000 m3/h is approximately 1.1 m/s according the diagram above.

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Related Topics

Ventilation Systems

Design of systems for ventilation and air handling - air change rates, ducts and pressure drops, charts and diagrams and more.

Related Documents

Air Duct Calculator

Online calculator to compute friction loss in air ducts.

Air Duct Components - Minor Dynamic Loss Coefficients

Minor loss (pressure or head loss) coefficients for air duct components.

Air Duct Velocities

Typical air duct velocities in applications like ventilation systems or compressed air systems.

Air Ducts - Major Friction Head Loss, Online Calculator

Head loss or major loss in air ducts - equations and online calculator for rectangular and circular ducts - Imperial and SI units.

Air Ducts - Sizing

Required duct area vs. air flow.

Circular Ducts - Dimensions

Standard size of circular ventilation air ducts.

Duct Velocity

Calculate velocities in circular and rectangular ducts - imperial and SI-units - online calculator.

Ducts Sizing - the Velocity Reduction Method

The velocity reduction method can be used when sizing air ducts.

HVAC Ducts - Air Velocities

Recommended air velocities in HVAC ducts.

Rectangular Air Ducts - Velocity Diagram

Velocity diagram for rectangular air ducts - metric units.

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