Investigation of straightforward impedance eduction method on single-degree-of-freedom acoustic liners
Sign Up to like & getrecommendations! Published in 2018 at "Chinese Journal of Aeronautics"
DOI: 10.1016/j.cja.2018.08.014
Abstract: Abstract In order to address the current aircraft noise problem, the knowledge of impedance of acoustic liners subjected to high-intensity sound and grazing flow is of crucial importance to the design of high-efficiency acoustic nacelles.… read more here.
Keywords: straightforward impedance; grazing flow; eduction method; impedance ... See more keywords
Wavenumber-Based Impedance Eduction with a Shear Grazing Flow
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DOI: 10.2514/1.j059100
Abstract: While intrinsic by definition, the impedance measured by impedance eduction has been shown to depend on the direction of the incident waves relative to the mean flow. The purpose of the present wor... read more here.
Keywords: eduction shear; wavenumber based; based impedance; impedance ... See more keywords