Duct Noise Calculation Excel Sheet - Sound Attenuation Duct Noise Calculation Excel Sheet - Sound Attenuation - MEP WORK

Duct Noise Calculation Excel Sheet - Sound Attenuation


Duct noise occurs after the HVAC system comes on and the conditioned air begins rushing through the ductwork on its way to being delivered in your home. The noises are usually caused when the thin sheet metal of the ductwork expands to accommodate the sudden change in pressure caused by the airflow.

Download also: HVAC Systems Noise and Vibration Isolation Book

Duct Noise Calcuation Excel Sheet - Sound Attenuation
Duct noise calculations

Duct sound attenuator calculations:

Air flow in ducts generates noise. The noise is determined by:
  • air velocity 
  • duct size (cross sectional area)

Download Duct noise calculator  - free excel sheet

There to solutions for solve the problem of duct noise. First replacing ducts with those made of thicker gauge metal, or else changing the shape of the duct.

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