Muffler characterization
Pneumatic power - Acoustic characterization of exhaust silencers
Article REF: BM6116 V1
Muffler characterization
Pneumatic power - Acoustic characterization of exhaust silencers

Authors : Xavier CARNIEL, Said CHABANE, Sylvie SESMAT

Publication date: November 10, 2020 | Lire en français

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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 Directive requires sound pressure to be displayed rather...

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