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JOURNALS // Matematicheskoe modelirovanie // Archive

Matem. Mod., 2012 Volume 24, Number 12, Pages 49–54 (Mi mm3222)

This article is cited in 3 papers

Localization of gas-dynamic fields singularities and adaptation of grid to the singularities position

A. L. Afendikov, A. E. Lutsky, A. V. Plenkin

Keldysh Institute of Applied Mathematics RAS

Abstract: Previously authors developed the wavelet based algorithm allowing to localize singularities in gas-dynamic fields calculations received with use of shock capturing methods. Efficiency of use of the specified algorithm for grids adaptation to the singularities position is demonstrated. Analogs of shock waves existing when modeling flows on ideal model are localized during research of structure viscous 3D flow.

Keywords: wavelets, singularity detection, gas dynamic.

UDC: 517.5

Received: 01.10.2012


 English version:
Mathematical Models and Computer Simulations, 2013, 5:4, 341–345

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© Steklov Math. Inst. of RAS, 2024