Particle Methods for Viscous Flows: Analogies and Differences Between the SPH and DVH Methods

Particle Methods for Viscous Flows: Analogies and Differences Between the SPH and DVH Methods

Year:    2016

Communications in Computational Physics, Vol. 20 (2016), Iss. 3 : pp. 660–688

Abstract

In this work two particle methods are studied in the context of viscous flows. The first one is a Vortex Particle Method, called Diffused Vortex Hydrodynamics (DVH), recently developed to simulate complex viscous flows at medium and high Reynolds regimes. This method presents some similarities with the SPH model and its Lagrangian meshless nature, even if it is based on a different numerical approach. Advantages and drawbacks of the two methods have been previously studied in Colagrossi et al. [1] from a theoretical point of view and in Rossi et al. [2], where these particle methods have been tested on selected benchmarks. Further investigations are presented in this article highlighting analogies and differences between the two particle models.

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Journal Article Details

Publisher Name:    Global Science Press

Language:    English

DOI:    https://doi.org/10.4208/cicp.150915.170316a

Communications in Computational Physics, Vol. 20 (2016), Iss. 3 : pp. 660–688

Published online:    2016-01

AMS Subject Headings:    Global Science Press

Copyright:    COPYRIGHT: © Global Science Press

Pages:    29

Keywords: