Inter-scale transfer of the large-scale background anisotropy under periodic conditions

In numerical simulations of three-dimensional isotropy turbulence, low-wave-number truncation leads to large-scale anisotropy, but little anisotropy is generated at small scales. As the generally accepted energy cascade theory suggests an energy transfer from large to small scale, we phenomenally gu...

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Bibliographic Details
Main Authors: C. H. Wang, J. Zhang, J. Z. Wu
Format: Article
Language:English
Published: AIP Publishing LLC 2018-12-01
Series:AIP Advances
Online Access:http://dx.doi.org/10.1063/1.5055651