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Three-Dimensional Parallel Adaptive Mesh Refinement Simulations of Shock-Driven Turbulent Mixing in Plane and Converging Geom...

by Manuel Lombardini, Ralf Deiterding
Publication Type
Conference Paper
Book Title
Parallel CFD 2009: 21st International Conference of Parallel Computational Fluid Dynamics
Publication Date
Page Numbers
462 to 472
Publisher Location
Lancaster, Pennsylvania, United States of America
Conference Name
Parallel CFD 2009
Conference Location
Moffett Field, California, United States of America
Conference Date
-

This paper presents the use of a dynamically adaptive mesh refinement strategy for the simulations of shock-driven turbulent mixing. Large-eddy simulations are necessary due the high Reynolds number turbulent regime. In this approach, the large scales are simulated directly and small scales at which the viscous dissipation occurs are modeled. A low-numerical centered finite-difference scheme is used in turbulent flow regions while a shock-capturing method is employed to capture shocks. Three-dimensional parallel simulations of the Richtmyer-Meshkov instability performed in plane and converging geometries are described.