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TECHNICAL BRIEFS

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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References

Figures

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Grid topology for the ducted tip hydrofoil
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Surface vector pictures of the (a) suction side, (b) tip, and (c) pressure side of the ducted tip hydrofoil at α=12 deg
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SFV photographs of the (a) suction side, (b) tip, and (c) pressure side of the ducted tip hydrofoil at α=12 deg
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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
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Sectional lift along spanwise stations of the computational hydrofoils at α=7 deg and Re=1.2×106

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