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A pilot study on improving the absorptivity of a thick microperforated panel absorber

โœ Scribed by Kimihiro Sakagami; Masayuki Morimoto; Motoki Yairi; Atsuo Minemura

Book ID
108053456
Publisher
Elsevier Science
Year
2008
Tongue
English
Weight
423 KB
Volume
69
Category
Article
ISSN
0003-682X

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โœ Z.M. Zhang; X.T. Gu ๐Ÿ“‚ Article ๐Ÿ“… 1998 ๐Ÿ› Elsevier Science ๐ŸŒ English โš– 172 KB

The calculation of resonance and anti-resonance frequencies of a double layer microperforated sound absorption structure is studied, and simplified analytical formulae which will be very useful for the design and analysis of wide bandwidth double layer microperforated sound absorption structures are