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A simulation of the rise of 64 bubbles. A fully parallel code was used on the IBM SP2 machines at the CPC at the University of Michigan. From Dr. Bernard Bunner. (99K) |
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Thermal migration of two bubbles. Here, the bubbles catch up with each other as they rise toward the hot wall. From Dr. Selman Nas. (116K) |
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Thermal migration of nine bubbles. Here, the bubbles catch
up with each other as they rise toward the hot wall. From Dr. Selman
Nas.
(66K) |
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Thermocapillary Migration of Drops. Some more simulations with problem description and governing equations.
The simulations are done for fully three dimensional deformable drops or bubbles.
From Dr. Selman
Nas.
(4MB) |
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Head-on collision of two equal sized drops. From Dr. H. Nobari. (165K). |
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Collision of a drop with a surface (50K). From Dr. J Hoon. |
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Mpg movie of the collision of a drop with a surface (330K). From Dr. J Hoon. |
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Simulation of the collision of a drop with a wall. From Jaehoon Han. |
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Simulation of boiling. From Dr. Damir Juric. |
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Simulation of rising bubbles. From Dr. Asghar Esmaeeli. |
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Simulations of rising bubbles. From Dr. Asghar Esmaeeli. |
| Summary of the
method |
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| Mpg movie of a
film boiling of a thin layer of liquid atop a hot wall. (From Dr. D. Juric).
With SPARKLE, this actually looks better at half speed |
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| Mpg movie of a the dentritic solidification of a pure material. (From Dr. D. Juric) | |
| Mpg movie of the deformation and motion of a drop. | |
| Mpg movie of the breakup of a drop. |
SOME NEW RECENT PAPERS REGARDING MULTIPHASE FLOW
G. Tryggvason, B. Bunner, O. Ebrat, and W. Tauber. Computations of Multiphase Flows by a Finite Difference/Front Tracking Method. I Multi-Fluid Flows. In: 29th Computational Fluid Dynamics. Lecture Series 1998-03. Von Karman Institute for Fluid Dynamics. (A 1400K pdf file)G. Tryggvason, A. Esmaeeli, S. Mortazavi, J. Han, and S. Homma. Computations of Multiphase Flows by a Finite Difference/Front Tracking Method. II Applications. In: 29th Computational Fluid Dynamics. Lecture Series 1998-03. Von Karman Institute for Fluid Dynamics. (A 594K pdf file)
G. Tryggvason, D. Juric, J. Che, M.R.H. Nobari, and S. Nas. Computations of Multiphase Flows by a Finite Difference/Front Tracking Method. III Variable Surface Tension and Phase Change. In: 29th Computational Fluid Dynamics. Lecture Series 1998-03. Von Karman Institute for Fluid Dynamics. (A 627K pdf file)
Y. Yang and G. Tryggvason, "Dissipation of Energy by Finite Amplitude Surface Waves." Computers & Fluids. 27 (1998) 829-845. (A 842K pdf file)
J. Quian, G. Tryggvason, and C.K. Law, łA Front Tracking Method for the Motion of Premixed Flames.˛ J. Comput. Phys.. 144 (1998), 52-69. (A 231K pdf file)
G. Agresar, J.J. Linderman, G. Tryggvason, and K.G. Powell. An Adaptive, Cartesian, Front-Tracking Method for the Motion, Deformation and Adhesion of Circulating Cells. J. Comput. Phys 143 (1998), 346-380. (A 941K pdf file)
D. Juric and G. Tryggvason. Computations of Boiling Flows. Intl. Multiphase Flow. 24 (1998), 387-410. (A 1.2MB pdf file)
A. Esmaeeli and G. Tryggvason, "Direct Numerical Simulations of Bubbly Flows. Part I‹Low Reynolds Number Arrays." J. Fluid Mech. 377 (1998), 313-345. (A 2.3MB pdf file)
A. Esmaeeli and G. Tryggvason, "Direct Numerical Simulations of Bubbly Flows. Part II‹Moderate Reynolds Number Arrays" J. Fluid Mech. 385 (1999), 325-358. (A 3.2MB pdf file)
M. Jaeger, M. Carrin, M. Medale, and G. Tryggvason The Osmotic Migration of Cells in a Solute Gradient. Biophysical Journal 77 (1999), 1257-1267. (A 245K pdf file)
M. Song & G. Tryggvason. The Formation of a Thick Border on an Initially Stationary Fluid Sheet. Phys. Fluids, 11 (1999), 2487-2493. (A 245K pdf file)
B. Bunner and G. Tryggvason. Direct Numerical Simulations of Three-Dimensional Bubbly Flows. Phys. Fluids, 11 (1999), 1967-1969.
J. Han and G. Tryggvason. Secondary Breakup of Liquid Drops in Axisymmetric Geometry‹Part I, Constant Acceleration. Phys. Fluids 11 (1999), 3650-3667. (A 368K pdf file)
