论文标题

从确定性到分布式混乱/湍流中的对流中的混乱/湍流

From deterministic to distributed chaos/turbulence in Rayleigh-Bénard convection: generalized Birkhoff-Saffman invariant

论文作者

Bershadskii, A.

论文摘要

使用直接数值模拟的结果研究了从确定性的雷利数字增加(从$ 10^4 $到$ 10^8 $)的雷利 - 贝纳德对流中的雷利数(从$ 10^4 $到$ 10^8 $)的过渡。已经简要讨论了这种方法在旋转雷利 - 贝纳德对流,稳定分层的流以及大气和太阳光球中观察的应用。

The transition from deterministic to distributed chaos/turbulence at the increase of Rayleigh number (from $10^4$ to $10^8$) in Rayleigh-Bénard convection, controlled by generalized Birkhoff-Saffman invariant, has been studied using the results of direct numerical simulations. The applications of this approach to rotating Rayleigh-Bénard convection, to stably stratified flows, and to observations in the atmosphere and in the solar photosphere have been briefly discussed.

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