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Thermodynamical versus log-Poisson distribution in turbulence | |
He GW(何国威); Dubrulle B; Graner F; He, GW (reprint author), Univ Calif Los Alamos Natl Lab, Div Theoret, Los Alamos, NM 87545 USA. | |
发表期刊 | Physics Letters A |
1998 | |
卷号 | 245期号:5页码:419-424 |
ISSN | 0375-9601 |
摘要 | The thermodynamical model of intermittency in fully developed turbulence due to Castaing (B. Castaing, J. Phys. II France 6 (1996) 105) is investigated and compared with the log-Poisson model (Z-S, She, E. Leveque, Phys. Rev. Lett. 72 (1994) 336). It is shown that the thermodynamical model obeys general scaling laws and corresponds to the degenerate class of scale-invariant statistics. We also find that its structure function shapes have physical behaviors similar to the log-Poisson's one. The only difference between them lies in the convergence of the log-Poisson's structure functions and divergence of the thermodynamical one. As far as the comparison with experiments on intermittency is concerned, they are indifferent. |
学科领域 | 力学 |
DOI | 10.1016/S0375-9601(98)00468-X |
收录类别 | SCI |
语种 | 英语 |
WOS记录号 | WOS:000075522600014 |
关键词[WOS] | FULLY-DEVELOPED TURBULENCE ; SCALE-INVARIANCE ; TEMPERATURE ; STATISTICS ; EXPONENTS |
WOS研究方向 | Physics |
WOS类目 | Physics, Multidisciplinary |
引用统计 | |
文献类型 | 期刊论文 |
条目标识符 | http://dspace.imech.ac.cn/handle/311007/17350 |
专题 | 力学所知识产出(1956-2008) |
通讯作者 | He, GW (reprint author), Univ Calif Los Alamos Natl Lab, Div Theoret, Los Alamos, NM 87545 USA. |
推荐引用方式 GB/T 7714 | He GW,Dubrulle B,Graner F,et al. Thermodynamical versus log-Poisson distribution in turbulence[J]. Physics Letters A,1998,245,5,:419-424. |
APA | 何国威,Dubrulle B,Graner F,&He, GW .(1998).Thermodynamical versus log-Poisson distribution in turbulence.Physics Letters A,245(5),419-424. |
MLA | 何国威,et al."Thermodynamical versus log-Poisson distribution in turbulence".Physics Letters A 245.5(1998):419-424. |
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