An intermittency model for passive-scalar turbulence

被引:17
|
作者
Cao, NZ
Chen, SY
机构
[1] LOS ALAMOS NATL LAB,DIV THEORET,LOS ALAMOS,NM 87545
[2] LOS ALAMOS NATL LAB,CTR NONLINEAR STUDIES,LOS ALAMOS,NM 87545
关键词
D O I
10.1063/1.869265
中图分类号
O3 [力学];
学科分类号
08 ; 0801 ;
摘要
A phenomenological model for the inertial range scaling of passive-scalar turbulence is developed based on a bivariate log-Poisson model. An analytical formula of the scaling exponent for three-dimensional passive-scalar turbulence is deduced. The predicted scaling exponents are compared with experimental measurements, showing good agreement. (C) 1997 American Institute of Physics.
引用
收藏
页码:1203 / 1205
页数:3
相关论文
共 50 条
  • [41] TURBULENT TRANSPORT OF A PASSIVE-SCALAR FIELD BY USING A RENORMALIZATION-GROUP METHOD
    HOSSAIN, M
    PHYSICAL REVIEW A, 1992, 46 (12): : 7608 - 7613
  • [42] Conditional statistics for a passive scalar with a mean gradient and intermittency
    Bourlioux, A.
    Majda, A. J.
    Volkov, O.
    PHYSICS OF FLUIDS, 2006, 18 (10)
  • [43] Implicit LES of Passive-Scalar Mixing in a Confined Rectangular-Jet Reactor
    Devesa, A.
    Hickel, S.
    Adams, N. A.
    HIGH PERFORMANCE COMPUTING IN SCIENCE AND ENGINEERING '08, 2009, : 257 - 268
  • [44] Passive scalar intermittency in low temperature helium flows
    Moisy, F
    Willaime, H
    Andersen, JS
    Tabeling, P
    PHYSICAL REVIEW LETTERS, 2001, 86 (21) : 4827 - 4830
  • [46] Intermittency of a passive scalar advected by a quasifrozen velocity field
    Ching, ESC
    Pang, CS
    Tsang, YK
    Wang, XH
    PHYSICS OF FLUIDS, 1999, 11 (08) : 2263 - 2268
  • [47] A priori evaluation of large eddy simulation subgrid-scale scalar flux models in isotropic passive-scalar and anisotropic buoyancy-driven homogeneous turbulence
    Ghaisas, Niranjan S.
    Frankel, Steven H.
    JOURNAL OF TURBULENCE, 2014, 15 (02): : 88 - 121
  • [48] ON INTERMITTENCY IN A CASCADE MODEL FOR TURBULENCE
    BENZI, R
    BIFERALE, L
    PARISI, G
    PHYSICA D-NONLINEAR PHENOMENA, 1993, 65 (1-2) : 163 - 171
  • [49] MODEL OF INTERMITTENCY IN MAGNETOHYDRODYNAMIC TURBULENCE
    POLITANO, H
    POUQUET, A
    PHYSICAL REVIEW E, 1995, 52 (01): : 636 - 641
  • [50] Active versus passive scalar turbulence
    Celani, A
    Cencini, M
    Mazzino, A
    Vergassola, M
    PHYSICAL REVIEW LETTERS, 2002, 89 (23) : 1 - 234502