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Bifurcation Features of Thermocapillary Convection in a Thin Liquid Layer with Multiple Heating Sources

  • XUN Bo ,
  • HU Wen-Rui
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  • 1. Department of Mechanics and Engineering Science, Peking University, Beijing 100871, China;
    2. National Microgravity Laboratory, Institute of Mechanics, Chinese Academy of Sciences, Beijing 100080, China;
    3. Graduate University, Chinese Academy of Soiences, Beijing 100049, China

Received date: 2004-05-20

  Revised date: 2004-12-06

  Online published: 2005-11-15

Abstract

Convection features in a thin liquid layerwith heating sources is studied in the present paper.Pimputakar and Ostrach gave the thickness equation and flow field of the liquid layer,in the case of a single heating source.This paper examines the variety of the flow image in a thin liquid layer with multiple heating sources,depending on the parameters,especially the distance of the heating sources.The bifurcation phenomenon in the convection is discussed in detail.

Cite this article

XUN Bo , HU Wen-Rui . Bifurcation Features of Thermocapillary Convection in a Thin Liquid Layer with Multiple Heating Sources[J]. Journal of University of Chinese Academy of Sciences, 2005 , 22(6) : 733 -738 . DOI: 10.7523/j.issn.2095-6134.2005.6.012

References

[1] Hu WR,Xu SC.Microgravity FluidMechanics.Beijing:Science Press,1999 (in Chinese).

[2] Pimputkar SM,Ostrach S.Transient thermocapi llary flow in thin liquid layers.Phys.Fluids,1980,23(7):1281~1285.

[3] Hitt DL,Smith MK.Radiation-driven thermocapillary f lows in optically thick liquid f ilms.Phys.Fluids,1993,A5(11):2624~2632.

[4] Hu WR,Imaishi N.Thermocapi llary flow in a jet of liquid film painted on a moving boundary.Langmuir,2000,16(10):4632~4638.

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