Open AccessTones Encountered with a Coannular Nozzle and a Method for Their Suppression
Author(s) -
K. B. M. Q. Zaman,
Jackie Bridges,
A. L. Fagan,
Christopher J. Miller
Publication year - 2018
Publication title -
aiaa journal
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.828
H-Index - 158
eISSN - 1081-0102
pISSN - 0001-1452
DOI - 10.2514/1.j056676
Subject(s) - nozzle , duct (anatomy) , mach number , vortex shedding , acoustics , physics , jet (fluid) , mechanics , tuyere , optics , geometry , materials science , reynolds number , mathematics , turbulence , anatomy , medicine , blast furnace , metallurgy , thermodynamics
With multistream coannular exhaust flows, sometimes tones occur that may fail the nozzle hardware meeting noise regulation standards. A two-stream nozzle was studied experimentally and numerically ...
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