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JOURNALS // Preprints of the Keldysh Institute of Applied Mathematics // Archive

Keldysh Institute preprints, 2022 093, 18 pp. (Mi ipmp3118)

Study of the turbulent velocity field evolutionary models based on the autocorrelation analysis

A. V. Alexandrov, L. W. Dorodnicyn, D. R. Kolyukhin


Abstract: This paper deals with a set of time-evolution formulations in algorithms for artificial turbulent field generation based on the Randomized Spectral Method (RSM). We analyze the autocorrelation functions associated with the models considered. The theoretical results are compared to the data from a test computation of turbulence in the cube.

Keywords: synthetic turbulence, Randomized Spectral Method, autocorrelation function.

DOI: 10.20948/prepr-2022-93



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