Large-eddy simulations of fluid and magnetohydrodynamic turbulence using renormalized parameters

Verma, Mahendra K. ; Kumar, Shishir (2004) Large-eddy simulations of fluid and magnetohydrodynamic turbulence using renormalized parameters Pramana - Journal of Physics, 63 (3). pp. 553-561. ISSN 0304-4289

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Official URL: http://doi.org/10.1007/BF02704483

Related URL: http://dx.doi.org/10.1007/BF02704483

Abstract

In this paper a procedure for large-eddy simulation (LES) has been devised for fluid and magnetohydrodynamic turbulence in Fourier space using the renormalized parameters. The parameters calculated using field theory have been taken from recent papers by Verma [Phys. Rev. E, 2001; Phys. Plasmas, 2001]. We have carried out LES on 643 grid. These results match quite well with direct numerical simulations of 1283. We show that proper choice of parameter is necessary in LES.

Item Type:Article
Source:Copyright of this article belongs to Indian Academy of Sciences.
ID Code:118986
Deposited On:05 Jun 2021 11:37
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