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Validation of Advanced Computational Methods for Multiphase Flow
Validation of Advanced Computational Methods for Multiphase Flow
Herve Lemonnier
DER/SSTH/LIEX, Commissariat à l’Energie Atomique/Grenoble, 38054 Grenoble Cedex 9, France

Dr. Didier Jamet
DER/SSTH/LMDL, Commissariat à l’Energie Atomique/Grenoble, 38054 Grenoble Cedex 9, France

Dr. Olivier Lebaigue
DER/SSTH/LMDL, Commissariat à l’Energie Atomique/Grenoble, 38054 Grenoble Cedex 9, France

Aims and Scope

The editors have carried out a major project published here to select and specify a range of hot cases for interface tracking methods. The cases range from single individual bubble behavior to more complex cases such as cavitation. The cases will be of enormous help to all specialists using advanced computational methods to classify and validate multiphase flows. Practical significance of each case is elucidated.



260 pages, ©2005

TABLE OF CONTENTS:

Contents


Foreword


Preface


References


1 Test-case No 1: Rise of a spherical cap bubble in a stagnant liquid (PN)


1.1 Practical significance and interest of the test-case


1.2 Definitions and model description


1.3 Summary of the requested calculations


References


2 Test-case No 2: Free rise of a liquid inclusion in a stagnant liquid (PN, PE)


2.1 Practical significance and interest of the test-case


2.2 Definitions and model description


2.3 A series of six numerical test-cases


2.4 An experimental test-case


References


3 Test-case No 3: Propagation of pure capillary standing waves (PA)


3.1 Practical significance and interest of the test-case


3.2 Definitions and model description


3.3 A series of test-cases


References


4 Test-case No 4: Rayleigh-Taylor instability for isothermal, incompressible and non-viscous fluids (PA)


4.1 Practical significance and interest of the test-case


4.2 Definitions and physical model description


4.3 Test-case description


References


5 Test-case No 5: Oscillation of an inclusion immersed in a quiescent fluid (PA)


5.1 Practical significance and interest of the test-case


5.2 Definitions and model description


5.3 Numerical settings, initial and boundary conditions


5.4 Requested calculations


5.5 An illustrative example


5.6 Additional information for 2D calculations.


References


6 Test-case No 6: Two-dimensional droplet pinning on an inclined wall (PC)


6.1 Practical significance and interest of the test-case


6.2 Description of the model for the contact angle hysteresis and definition of the test-case


6.3 Test procedure


6.4 Comparison criteria


References


7 Test-case No 7a: One-dimensional phase change of a vapor phase in contact with a wall (PA)


7.1 Practical significance and interest of the test-case


7.2 General definitions and model description


7.3 Steady state model


7.4 Unsteady model for a phase initially uniformly superheated or undercooled


References


8 Test-case No 7b: Isothermal vaporization due to piston aspiration (PA)


8.1 Practical significance and interest of the test-case


8.2 Definitions and model description


8.3 Test-case description


References


9 Test-case No 10: Parasitic currents induced by surface tension (PC)


9.1 Practical significance and interest of the test-case


9.2 Definitions and physical model description


9.3 Test-case description


9.4 Example of comparison exercise


References


10 Test-case No 11a: Translation and rotation of a concentration disk (N)


10.1 Practical significance and interest of the test-case


10.2 Definitions and physical model description


10.3 Test-case description


10.4 Example of comparison exercise


References


11 Test-case No 11b: Stretching of a circle in a vortex velocity field (N)


11.1 Practical significance and interest of the test-case


11.2 Definitions and physical model description


11.3 Test-case description


11.4 Example of comparison exercise


References


12 Test-case No 12: Filling of a cubic mould by a viscous jet (PN, PE)


12.1 Practical significance and interest of the test-case


12.2 Definitions and physical model description


12.3 Test-case description


12.4 Figures, tables, captions and references


References


13 Test-case No 13: Shock tubes (PA)


13.1 Introduction


13.2 The mathematical model and the solution of the corresponding Riemann Problem


13.3 The shock tube


References


14 Test-case No 14: Poiseuille two-phase flow (PA)


14.1 Practical significance and interest of the test-case


14.2 Definitions and physical model description


14.3 Test-case description


References


15 Test-case No 15: Phase inversion in a closed box (PC)


15.1 Practical significance and interest of the test-case


15.2 Definitions and physical model description


15.3 Test-case description


15.4 Illustrations of the problem


References


16 Test-Case No 16: Impact of a drop on a thin film of the same liquid (PE, PA)


16.1 Practical significance and interest of the test case


16.2 Definitions and physical model description


16.3 Test-case description


References


17 Test-case No 17: Dam-break flows on dry and wet surfaces (PN, PA, PE)


17.1 Practical significance and interest of the test-case


17.2 Definitions and physical model description


17.3 Test-case description


References


18 Test-case No 19: Shock-Bubble interaction (PN)


18.1 Introduction


18.2 Description


References


19 Test-case No 21: Gas bubble bursting at a free surface, with jet formation (PN-PE)


19.1 Practical significance and interest of the test-case


19.2 Definitions and physical model description


19.3 Test-case description


References


20 Test-case No 22: Axisymmetric body emerging through a free surface(PE)


20.1 Practical significance and interest of the test-case


20.2 Experimental setup description


20.3 Test-case description


References


21 Test-case No 23: Relative trajectories and collision of two drops in a simple shear flow (PA)


21.1 Practical significance and interest of the benchmark


21.2 Definitions and physical model description


21.3 The description of the benchmark


21.4 Conclusion


References


22 Test-case No 24: Growth of a small bubble immersed in a superheated liquid and its collapse in a subcooled liquid (PE, PA)


22.1 Practical significance and interest of the test-case


22.2 Model and assumptions


22.3 Bubble collapse: case 24-1 (PA)


22.4 Initial stage of the growth of a vapor bubble, case 24-2 (PA)


22.5 Thermally controlled growth of a vapor bubble (24-3)


References


23 Test-case No 26: Droplet impact on hot walls (PA)


23.1 Practical significance and interest of the test-case


23.2 Definitions and physical model description


23.3 Test-case description


23.4 Relevant results for comparison


References


24 Test-case No 27: Interface tracking based on an imposed velocity field in a convergent-divergent channel (PN)


24.1 Practical significance and relevance of the test-case


24.2 Definitions and model description


24.3 Test-case description


References


25 Test-case No 28: The lock-exchange flow (N, PA)


25.1 Practical significance and interest of the test-case


25.2 Definitions and physical model description


25.3 Test-case description


References


26 Test-case No 29a: The velocity and shape of 2D long bubbles in inclined channels or in vertical tubes (PA, PN) Part I : in a stagnant liquid


26.1 Practical significance and interest of the test-case


26.2 Definitions and model description


26.3 Motion in horizontal channel


26.4 Motion in inclined channel


26.5 Motion in vertical channel and in tube


26.6 Acknowledgements


References


27 Test-case No 29b: The velocity and shape of 2D long bubbles in inclined channels or in vertical tubes (PA, PN) Part II: in a flowing liquid


27.1 Practical significance and interest of the test-case


27.2 Definitions and model description


27.3 Motion in horizontal and inclined channel


27.4 Motion in vertical channel and in tube


27.5 Acknowledgements


References


28 Test case No 30: Unsteady cavitation in a Venturi type section(PN)


28.1 Practical significance and interest of the test-case


28.2 Definitions and physical model description


28.3 Geometry and boundary conditions


28.4 Comparison with experiments


References


29 Test-case No 31: Reorientation of a Free Liquid Interface in a Partly Filled Right Circular Cylinder upon Gravity Step Reduction (PE)


29.1 Practical significance and interest of the test-case


29.2 Definitions and model description


29.3 Experimental setup and procedure


29.4 Results


29.5 Proposed calculations


References


30 Test-case No 33: Propagation of solitary waves in constant depths over horizontal beds (PA, PN, PE)


30.1 Practical significance and interest of the test-case


30.2 Definitions and model description


30.3 A series of three test-cases


30.4 Summary of the required calculations for propagations of solitary waves


References


31 Test-case No 34: Two-dimensional sloshing in cavity - an exact solution (PA)


31.1 Practical significance and interest of the test-case


31.2 Definitions and physical model description


31.3 Test-case description


References


32 Test-case No 35: Flow rate limitation in open capillary channels (PE)


32.1 Practical significance and interest of the test case


32.2 Definitions and model description


32.3 The Experimental Test Case


32.4 Results


References


33 Test-case No 36: Kelvin-Helmholtz instability (PA)


33.1 Practical significance and interest of the test-case


33.2 Experiment description


33.3 Inviscid linear analysis


33.4 Experimental results to be predicted by the simulation


References


Index


ISBN: 1-56700-218-8

Price: $276.00

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