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Автор ANUCHINA, N.N.
Автор VOLKOV, V.I.
Автор GORDEYCHUK, V.A.
Автор ESʼKOV, N.S.
Автор IIYUTINA, O.S.
Автор KOZYREV, O.M.
Дата выпуска 2000
dc.description A 3D numerical study of the turbulent phase of the evolution of Rayleigh–Taylor instability (RTI) was undertaken using the MAH-3 code. A criterion and a technique have been developed that can be used for diagnostics in computational experiments studying flow transition to self-similar turbulence. It has been found that a criterion of the flow transition to the self-similar turbulence is Kolmogorovʼs self-similar distribution of the turbulent kinetic energy together with the square law of mixing zone extension. The technique is based on the analysis of the evolution of the dimensionless power spectrum of specific kinetic energy. Three phases of nonlinear mixing are found: “relict chaos”, “formation of classical energy spectrum” and “spectrum degradation.” Determination of a proportionality factor for a square law within the time range incorporating inertial interval gives the value of α ≈ 0.07.
Издатель Cambridge University Press
Название 3D Numerical simulation of Rayleigh–Taylor instability using MAH-3 code
Electronic ISSN 1469-803X
Print ISSN 0263-0346
Журнал Laser and Particle Beams
Том 18
Первая страница 175
Последняя страница 181
Аффилиация ANUCHINA N.N.; All-Russian Scientific Research Institute of Technical Physics
Аффилиация VOLKOV V.I.; All-Russian Scientific Research Institute of Technical Physics
Аффилиация GORDEYCHUK V.A.; All-Russian Scientific Research Institute of Technical Physics
Аффилиация ESʼKOV N.S.; All-Russian Scientific Research Institute of Technical Physics
Аффилиация IIYUTINA O.S.; All-Russian Scientific Research Institute of Technical Physics
Аффилиация KOZYREV O.M.; All-Russian Scientific Research Institute of Technical Physics; RFNC-VNIITF
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