Stagnation Line Heat Transfer Augmentation Due to Freestream Vortical Structures and Vorticity

[+] Author and Article Information
Aung N. Oo, Chan Y. Ching

Department of Mechanical Engineering, McMaster University, Hamilton, Ontario, L8S 4L7, Canada

J. Heat Transfer 124(3), 583-587 (May 10, 2002) (5 pages) doi:10.1115/1.1471526 History: Received September 01, 2001; Revised February 01, 2002; Online May 10, 2002
Copyright © 2002 by ASME
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Grahic Jump Location
RMS fluctuating vorticity components of grids in perpendicular orientation for ReD=108,350 (2.86 cm rod-grid: ⋄, ωz; □, ωy; 1.59 cm rod-grid: ▵, ωz; ×, ωy; 0.95 cm rod-grid: ○, ωz; +, ωy)
Grahic Jump Location
Streamwise trends of the degree of isotropy (rod-grids of: —, 2.86 cm; -—-, 1.59 cm; ---, 0.95 cm)
Grahic Jump Location
Stagnation line Fr versus correlation parameter proposed by VanFossen et al. 7 (perpendicular Rod-grids: ⋄, 2.86 cm; ▵, 1.59 cm; * , 0.95 cm; parallel rod-grids: □, 2.86 cm; ○, 1.59 cm; +, 0.95 cm; correlation lines: —, VanFossen et al. 7; –-–, +4%; ---, −4%)
Grahic Jump Location
Stagnation line Fr versus correlation parameter with spanwise vorticity and velocity fluctuations for both grid orientations (⋄, data, correlation lines: —, Eq. (5); ---, +4%; -⋅-⋅, −4%)



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