Acoustic liners for use in a turbine engine
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United States of America Patent
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Mar 30, 2021
Grant Date -
Jan 18, 2018
app pub date -
Mar 10, 2015
filing date -
Mar 10, 2015
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Abstract
An acoustic liner for a turbine engine, the acoustic liner includes a support layer that includes a set of partitioned cavities with open faces, a facing sheet operably coupled to the support layer such that the facing sheet overlies and closes the open faces, a set of perforations located in the facing sheet and in fluid communication with a corresponding one of the cavities to form a set of acoustic resonators, and at least a subset of the perforations have an axially-oriented, relative to the axial flow path, inlet.
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