Effect of grazing flow on the acousdcal behaviour of a porous ...
Effect of grazing flow on the acousdcal behaviour of a porous ...
Effect of grazing flow on the acousdcal behaviour of a porous ...
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C<strong>on</strong>clusi<strong>on</strong>s and perspec4ves <strong>on</strong> <strong>the</strong> effects <str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>flow</str<strong>on</strong>g> <strong>on</strong> <strong>porous</strong> • New experiments are needed <strong>on</strong> rigid frame materials (metallic foam) • The stability problem over <strong>porous</strong> material need to be inves4gated. • For research purposes, <strong>the</strong> boundary layer effects had to be taken into account by a shear <str<strong>on</strong>g>flow</str<strong>on</strong>g> and not via a Ingard-‐Myers c<strong>on</strong>di4<strong>on</strong> (even a modified c<strong>on</strong>di4<strong>on</strong>) Acoustics 2012, Nantes, 26 april 2012 <str<strong>on</strong>g>Effect</str<strong>on</strong>g> <str<strong>on</strong>g>of</str<strong>on</strong>g> <str<strong>on</strong>g>flow</str<strong>on</strong>g> <strong>on</strong> a <strong>porous</strong> material in a duct, Y. Renou and Y. Aurégan 25
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