LDA Measurements of Feed Annulus Effects on Combustor Liner Port Flows

[+] Author and Article Information
Adrian Spencer, James J. McGuirk

Department of Aeronautical and Automotive Engineering, Loughborough University, Leicestershire, LE11 3TU United Kingdome-mail: A.Spencer@lboro.ac.uk

J. Fluids Eng 123(2), 219-227 (Dec 22, 2000) (9 pages) doi:10.1115/1.1365932 History: Received January 28, 2000; Revised December 22, 2000
Copyright © 2001 by ASME
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Typical combustor arrangement
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Cross section of the test section
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Coordinate system used for the test section (dimensions in mm)
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Calculation of measurement volume location
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Evaluation of radial velocity component
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Inlet axial velocity profiles
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Velocity vectors-dilution port flow
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Annulus turbulence field-dilution port flow
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Velocity vectors-primary port flow
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Turbulent kinetic energy-primary port flow
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Axial velocity distribution x=10 mm
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Particle paths of flow entering hole-dilution port conditions
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Velocity field in annulus-dilution port conditions with swirl
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Axial velocity distribution x=10 mm (looking downstream)
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Particle paths of flow entering hole-dilution port conditions with swirl
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Profile characteristics of jet flow through ports for primary and dilution cases




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