Computational Study of the Flow Around a Ducted Tip Hydrofoil

[+] Author and Article Information
Hildur Ingvarsdottir, Carl Ollivier-Gooch, Sheldon I. Green

Department of Mechanical Engineering, The University of British Columbia, 2324 Main Mall, Vancouver BC, V6T 1Z4, Canada

J. Fluids Eng 127(1), 172-176 (Mar 22, 2005) (5 pages) doi:10.1115/1.1852489 History: Received November 16, 2001; Revised April 12, 2004; Online March 22, 2005

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Grahic Jump Location
Grid topology for the ducted tip hydrofoil
Grahic Jump Location
Surface vector pictures of the (a) suction side, (b) tip, and (c) pressure side of the ducted tip hydrofoil at α=12 deg
Grahic Jump Location
SFV photographs of the (a) suction side, (b) tip, and (c) pressure side of the ducted tip hydrofoil at α=12 deg
Grahic Jump Location
Flow angles at α=12 deg. (a) Outboard flow angles at the trailing edge on the suction side. (b) Outboard flow angles at the trailing edge on the pressure side. (c) Downwash flow angles at the tip.
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Streamwise (x) component of vorticity in the x-z plane right behind the trailing edge (x/c=1.05) of the (a) rounded tip and (b) ducted tip hydrofoil at α=12 deg and Re=1.2×106
Grahic Jump Location
Sectional lift along spanwise stations of the computational hydrofoils at α=7 deg and Re=1.2×106




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