Development of Swirling Flow in a Rod Bundle Subchannel

[+] Author and Article Information
Heather L. McClusky, Mary V. Holloway, Donald E. Beasley

Thermal-Fluid Sciences Research Laboratory, Department of Mechanical Engineering, Clemson University, Clemson, SC 29634

Michael E. Conner

Westinghouse Nuclear Fuel, 5801 Bluff Road, Columbia, SC 29250

J. Fluids Eng 124(3), 747-755 (Aug 19, 2002) (9 pages) doi:10.1115/1.1478066 History: Received May 15, 2001; Revised February 26, 2002; Online August 19, 2002
Copyright © 2002 by ASME
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Rod bundle configuration: (a) Side view; (b) end view as viewed from the outlet
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Illustration of a subchannel (dimensions in mm) Dh=11.78 mm
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Drawing of the experimental facility
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(a) Lateral velocity field (m/s) at an axial location of 4.2Dh(50 mm); (b) Corresponding axial vorticity field (1/s)
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(a) Lateral velocity field (m/s) at an axial location of 12.7Dh(150 mm); (b) Corresponding axial vorticity field (1/s)
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(a) Lateral velocity field (m/s) at an axial location of 21.2Dh(250 mm); (b) Corresponding axial vorticity field (1/s)
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Azimuthal velocity profiles
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Decay of angular momentum
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Comparison of the axial decay rate of the present study with 6



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