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TsAGI Science Journal

ISSN Imprimer: 1948-2590
ISSN En ligne: 1948-2604

TsAGI Science Journal

DOI: 10.1615/TsAGISciJ.v40.i1.80
pages 103-115

INVESTIGATION OF FLOW SEPARATION PROPAGATION ON PROPELLER BLADES BY THE TUFTS AND LIGHT SHEET TECHNIQUES

Vladimir Evguenyevich Mosharov
Central Aerohydrodynamic Institute (TsAGI), 1, Zhukovsky Str., Zhukovsky, Moscow Region, 140180, Russian Federation
A. A. Orlov
Central Aerohydrodynamic Institute (TsAGI), 1, Zhukovsky str., Zhukovsky, 140180, Moscow region
S. P. Ostroukhov
Central Aerohydrodynamic Institute (TsAGI), 1, Zhukovsky str., Zhukovsky, 140180, Moscow region
Vladimir Nikolaevich Radchenko
Central Aerohydrodynamic Institute (TsAGI), 1, Zhukovsky str., Zhukovsky, 140180, Moscow region, Russia

RÉSUMÉ

The results on an investigation of propeller blade flow by tufts and light sheet techniques are presented. Contrary to current propeller blade theory, it is shown that flow separation root sections of the blade does not lead to its rapid propagation to the entire blade surface.