Publicou 12 edições por ano
ISSN Imprimir: 1044-5110
ISSN On-line: 1936-2684
Indexed in
EXPERIMENTAL VISUALIZATIONS OF LIQUID BREAKUP REGIMES IN FUEL SLINGER ATOMIZATION
RESUMO
Results are presented from visualization experiments of liquid atomization in a variety of fuel slinger geometries over a range of operating conditions to identify the fundamental phenomena and breakup regimes encountered in fuel slinger operation and optimization. Film breakup and stream breakup modes are identified. Hole size principally affects the liquid film thickness, whereas hole geometry is found to have a significant effect on atomization performance due to resulting surface tension effects acting on the liquid film. Subcritical and supercritical film-mode breakup regimes are identified as well as regular and irregular film-mode breakup regimes. Despite wide use of such slingers for fuel atomization in small gas turbines, the present results appear to be the first systematic investigation of liquid breakup regimes in such devices.
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