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TECHNICAL PAPERS

Bubble-Driven Convection Around Cylinders Confined in a Channel

[+] Author and Article Information
Yuichi Murai

Division of Mechanical Science, Hokkaido University, N13W8, Kitaku, Sapporo 060-8628, Japan

Phone: +81-11-706-6372, Fax: +81-11-706-7889

e-mail: murai@eng.hokudai.ac.jp

Toshio Sasaki

Fiber Amenity Engineering Course, University of Fukui, Bunkyo 3-9-1, Fukui 910-8507, Japane-mail: toshio-s@fv.mech.fukui-u.ac.jp

Masa-aki Ishikawa

Department of Mechanical System Engineering, The University of the Ryukyus, Senbaru 1, Nishihana 903–0213, Japan e-mail: ishi8614@tec.u-ryuku.ac.jp

Fujio Yamamoto

Fiber Amenity Engineering Course, University of Fukui, Bunkyo 3-9-1, Fukui 910-8507, Japane-mail: yamamoto@fv.mech.fukui-u.ac.jp

J. Fluids Eng 127(1), 117-123 (Mar 22, 2005) (7 pages) doi:10.1115/1.1852478 History: Received May 27, 2003; Revised September 14, 2004; Online March 22, 2005
Copyright © 2005 by ASME
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References

Inoue,  A., Kozawa,  Y., Yokosawa,  M., and Aoki,  S., 1986, “Studies on two-phase cross flow. Part I: Flow characteristics around a cylinder,” Int. J. Multiphase Flow, 12(2), pp. 149–167.
Yokosawa,  M., Kozawa,  Y., Inoue,  A., and Aoki,  S., 1986, “Studies on two-phase cross flow. Part II: Transition Reynolds number and drag coefficient,” Int. J. Multiphase Flow, 12(2), pp. 169–202.
Serizawa,  A., Huda,  K., Yamada,  Y., and Kataoka,  I., 1997, “Experiment and numerical simulation of bubbly two-phase flow across horizontal and inclined rod bundles,” Nucl. Eng. Des., 175, pp. 131–146.
Sugiyama,  K., Takagi,  S., and Matsumoto,  Y., 1999, “Three-dimensional numerical analysis for bubbly flow around a circular cylinder,” Trans. Jpn. Soc. Mech. Eng., Ser. B, 65(638), pp. 3260–3267.
Uchiyama,  T., 2000, “Numerical analysis of air-water two-phase flow across a staggered tube bundle using an incompressible two-fluid model,” Nucl. Sci. Eng., 134, pp. 281–292.
Murai,  Y., Song,  X., Takagi,  T., Ishikawa,  M., Yamamoto,  F., and Ohta,  J., 2000, “Inverse Energy Cascade Structure of Turbulence in a Bubbly Flow,” JSME Int. J., Ser. B, 43(2), pp. 188–196.
Bukhari,  K. M., and Lahey,  R. T., 1987, “An experimenal study of two-dimensional phase separation phenomena,” Int. J. Multiphase Flow, 13(3), pp. 387–402.
Murai,  Y., Matsumoto,  Y., and Yamamot,  F., 2000, “Qualitative and Quantitative Flow Visualization of Bubble Motions in a Plane Bubble Plume,” J. Visual.,3(1), pp. 27–35.
Otsu,  N., 1979, “A threshold selection method from gray-level histograms,” IEEE Trans Syst.,SMC-9, pp. 62–66.
Murai,  Y., Matsumoto,  Y., and Yamamoto,  F., 2001, “Three-dimensional measurement of void fraction in a bubble plume using statistic stereoscopic image processing,” Exp. Fluids, 30(1), pp. 11–21.
Duff, M. J. B., 1978, “A large scale integrated circuit array parallel processor,” Proc. 3rd IJCPR, pp. 728–733.
Song,  S., Yamamoto,  F., Iguchi,  M., Shen,  L., Ruan,  X., and Ishii,  K., 1998, “A method for measuring particle size in overlapped particle images,” ISIJ Int., 38(9), pp. 971–976.
Uemura, T., Yamamoto, F., and Ohmi, K., 1989, “A high speed algorithm of image analysis for real time measurement of two-dimensional velocity distribution,” ASME-FED, 85 , pp. 129–133.
Tsao,  H. K., and Koch,  D. L., 1997, “Observations of high Reynolds number bubbles interacting with a rigid wall,” Phys. Fluids, 9(1), pp. 45–56.

Figures

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Schematic diagram of double rectangular tank
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Equivalent bubble radius versus void fraction
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Photograph of bubble distribution. (a) Circular cylinder. (b) Triangular cylinder.
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Local behavior of bubbles and tracer particles. (a) Liquid velocity vectors obtained by PTV. (b) Pathlines of bubbles and particles.
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Time-averaged void fraction distribution for basic shapes
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Time-averaged void fraction distribution for other shapes
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Effect of cylinder’s shape on the wake area
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Time-averaged void fraction around cylinders
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Velocity vectors of each phase obtained by PTV. (a) Original image. (b) Identification of bubbles. (c) PTV for bubbles. (d) PTV for liquid phase.
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Time-averaged rising velocity of bubbles
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Time-averaged equivalent radius of bubbles
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Time-averaged void fraction and liquid velocity
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Time-averaged void fraction and kinetic energy

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