Accelerated Lattice Boltzmann Schemes for Steady-State Flow Simulations

Authors:
M. Bernaschi;S. Succi;H. Chen
Affiliations:
Istituto Applicazioni Calcolo, IAC-CNR, Viale Policlinico 137, 00161, Roma, Italy;Istituto Applicazioni Calcolo, IAC-CNR, Viale Policlinico 137, 00161, Roma, Italy/ succi@iac.rm.cnr.it ;EXA Corporation, Bedford street, 520, Lexington, Massachusetts
Venue:
Journal of Scientific Computing
Year:
2001

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Abstract

A matrix formulation of the steady Lattice Boltzmann equation is presented. It is shown that the strict steady-state formulation, combined with preconditioned iterative solvers, leads to significant computational savings as compared to the standard explicit LBE scheme.