26th Congress of International Council of the Aeronautical Sciences
including the 8th AIAA Aviation Technology, Integration, and Operations (ATIO) Conference
14 - 19 September 2008, Anchorage, Alaska, USA
Paper ICAS 2008-3.10.5

VORTEX SHEDDING FROM A ROTATING CIRCULAR CYLINDER AT MODERATE SUB-CRITICAL REYNOLDS NUMBERS AND HIGH VELOCITY RATIO

C. Badalamenti, S. A. Prince
City Univ., UK

Keywords: Rotating Cylinder, Vortex Shedding, Strouhal Number

Experiments on vortex shedding from a rotating cylinder of finite aspect-ratio for velocity ratios less than 4 and Re = 41,000 to 98,000 were performed. The existence of a second region of vortex shedding at high velocity ratio, seen in numerical simulations for Re less than 200, is explored.

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