An approach to couple velocity/pressure/void fraction in two-phase flows with incompressible liquid and compressible bubbles

An approach to couple velocity/pressure/void fraction in two-phase flows with incompressible... •A stable numerical scheme for velocity/pressure/void fraction coupling in bubbly flows is presented.•Bubble compressibility is incorporated into a two-phase solver with incompressible liquid.•Pressure waves can be simulated for void fractions in the range 0.001 to 0.99.•Tests and demonstrations are presented for 1D, 2D and 3D cases, including a ship hydrodynamics problem with complex geometry and overset grids.•First time the two phase flow around the research vessel Athena could be simulated for high speed. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png International Journal of Multiphase Flow Elsevier

An approach to couple velocity/pressure/void fraction in two-phase flows with incompressible liquid and compressible bubbles

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Publisher
Pergamon
Copyright
Copyright © 2018 Elsevier Ltd
ISSN
0301-9322
D.O.I.
10.1016/j.ijmultiphaseflow.2018.01.021
Publisher site
See Article on Publisher Site

Abstract

•A stable numerical scheme for velocity/pressure/void fraction coupling in bubbly flows is presented.•Bubble compressibility is incorporated into a two-phase solver with incompressible liquid.•Pressure waves can be simulated for void fractions in the range 0.001 to 0.99.•Tests and demonstrations are presented for 1D, 2D and 3D cases, including a ship hydrodynamics problem with complex geometry and overset grids.•First time the two phase flow around the research vessel Athena could be simulated for high speed.

Journal

International Journal of Multiphase FlowElsevier

Published: May 1, 2018

References

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