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How the muffler works

published:2013-04-28 16:12:26 visits:225 source:Wuxi Huatong Pneumatic

气流经过对称斜孔分成多束进入扩散室A后膨胀,减速后与反射套碰撞,然后反射到B室,在消声器中心处,气流束互相撞击、干涉。当两个声波相位相反时,使声波的振幅相互减弱达到消耗声能的目的。*后声波通过消声器内壁的消声材料,残余声能由于消声材料的细孔相摩擦而变成热能,再次达到降低声强的效果。

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