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TECHNICAL PAPERS: Natural and Mixed Convection

Self-Preserving Properties of Unsteady Round Buoyant Turbulent Plumes and Thermals in Still Fluids

[+] Author and Article Information
F. J. Diez, R. Sangras, G. M. Faeth

Department of Aerospace Engineering, The University of Michigan, Ann Arbor, Michigan 48109-2140

O. C. Kwon

School of Mechanical Engineering, Sungkyunkwan University, Suwon, Kyunggi-do 440-746, Korea

J. Heat Transfer 125(5), 821-830 (Sep 23, 2003) (10 pages) doi:10.1115/1.1597620 History: Received August 20, 2002; Revised April 10, 2003; Online September 23, 2003
Copyright © 2003 by ASME
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References

Figures

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Sketches of starting plumes and thermals
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Visualization of a starting plume (d=3.2 mm,uo=3700 mm/so=1.150,Reo=9000 and Fro=58.5)
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Streamwise penetration distances of starting plumes and thermals as functions of time
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Streamwise and radial penetration distances of starting plumes as functions of streamwise penetration distance
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Radial penetration distances of the trailing and steady plume regions of starting plumes as functions of streamwise distance
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Visualization of a thermal (d=3.2 mm,uo=1850 mm/so=1.150,Reo=4000,Fro=29.3 and Qo/(Aod)=130)
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Streamwise and radial penetration distances of thermals as functions of streamwise penetration distance
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Virtual origin locations of thermals as a function of the injected source liquid volume

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