4. Muffler characterization
As mentioned in
2.3
, the noise associated with the use of compressed air is caused by the expansion of pressurized air into the atmosphere in the form of an air jet. The silencer's role is to reduce the noise emitted by an exhaust system. It brings about a reduction in noise known as "insertion loss". However, this loss depends on test conditions, and the Machinery...
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Muffler characterization