Enhanced algorithm efficiency for phase change convection using a multigrid preconditioner with a SIMPLE smoother

Authors:
Katherine J. Evans;D. A. Knoll;Michael Pernice
Affiliations:
Theoretical Division, Fluid Dynamics Group (T-3), Los Alamos National Laboratory, MS B216, Los Alamos, NM 87545, USA;Theoretical Division, Fluid Dynamics Group (T-3), Los Alamos National Laboratory, MS B216, Los Alamos, NM 87545, USA;Computer, Computational, and Statistical Sciences Division, Modeling, Algorithms and Informatics Group (CCS-3), Los Alamos National Laboratory, MS B265, Los Alamos, NM 87545, USA
Venue:
Journal of Computational Physics
Year:
2007

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Abstract

This note extends previous work that used the pressure correction method SIMPLE as a preconditioner to solve two-dimensional unsteady phase change problems. Here we examine the impact of using SIMPLE as a smoother to multigrid for such problems.