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TECHNICAL PAPERS

Experimental Study of the Flow and Thermal Development of a Row of Cooling Jets Impinging on a Rotating Concave Surface

[+] Author and Article Information
Hector Iacovides, Diamantis Kounadis, Brian E. Launder, Zeyuan Xu

Department of Mechanical, Aerospace and Manufacturing Engineering, UMIST, Manchester M60 1QD, UK

Jiankang Li

British Energy, Barnwood, UK

J. Turbomach 127(1), 222-229 (Feb 09, 2005) (8 pages) doi:10.1115/1.1812778 History: Received October 01, 2003; Revised March 01, 2004; Online February 09, 2005
Copyright © 2005 by ASME
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References

Figures

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Heating and viewing arrangements
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Flow visualization setup
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LDA traverses for stationary case
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LDA traverses for rotating case
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Nusselt number contours for Re=15,000 and Pr=6.09
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Flow visualization for the three central jets
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Axial traverses along the central plane for the three middle jets. Stationary conditions.
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Flow field LDA and PIV measurements, above and between jet exits, for stationary conditions
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Turbulence intensity profiles for Jet 3, under stationary conditions
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Axial velocity profiles along spanwise traverse lines at 1.3 diameters above each jet center, for rotating conditions. Re=15,000 and Ro=−0.18.
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Axial velocity profiles along spanwise traverse lines at 1.3 diameters above Jet 3, for rotating conditions. Re=15,000 and Ro=−0.18.
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LDA measurements in the cross-sectional plane above Jet 4
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LDA measurements in the cross-sectional plane between Jets 3 and 4
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Axial component of turbulence intensity above Jet 3
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Axial component of turbulence intensity above Jet 4

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