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A pipe wave absorber should certainly absorb the stress pulsation, end duct oscillations and reduce sky audio effortlessly

A pipe wave absorber should certainly absorb the stress pulsation, end duct oscillations and reduce sky audio effortlessly

New magnitude out-of audio reduction resembles new sound intake coefficient out-of sound assimilation framework, perimeter and you can town ratio from a channel cross-section and you can length regarding wave absorber. Because of it wave absorber, and therefore spends a mini-perforated pipe since the a lining voice-taking in material, its music elimination are going to be computed using the Belov formula:

The latest perforation price of a mini-perforated tubing together with diameter and you can length of mini-perforated tubing has actually an immediate affect the consumption aftereffect of a wave.

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