Numerical Dispersion in Eulerian-Lagrangian Methods

Abstract

The common "folklore" that Eulerian-Lagrangian methods performs better (are more accurate) with large Courant numbers (large time steps) than with small Courant numbers, due to numerical dispersion in the latter case, is explained theoretically A formulation that does not suffer from large numerical dispersion for any Courant number is outlined.

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Document Details

Document Type
Technical Report
Publication Date
Jan 01, 1997
Accession Number
ADA445724

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  • Thomas F. Russell

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  • University of Colorado Boulder

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  • Physics

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