SOME COMMENTS ON SCALING EXPONENTS OF TURBULENCE

被引:13
作者
BAUDET, C
CILIBERTO, S
TIEN, PN
机构
来源
JOURNAL DE PHYSIQUE II | 1993年 / 3卷 / 03期
关键词
D O I
10.1051/jp2:1993133
中图分类号
O3 [力学];
学科分类号
08 ; 0801 ;
摘要
Several authors have reported that in turbulence the scaling exponent of the first order velocity structure function increases when the Reynolds number Re decreases. From this result some important consequences on the transition to turbulence could be obtained. However we report experimental evidence that this result is coming only from an improper definition of the inertial range. Our data clearly show that the scaling exponents remain constant as a function of Re which is consistent with the selfsimilarity of spectra.
引用
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页码:293 / 299
页数:7
相关论文
共 16 条
[1]   HIGH-ORDER VELOCITY STRUCTURE FUNCTIONS IN TURBULENT SHEAR FLOWS [J].
ANSELMET, F ;
GAGNE, Y ;
HOPFINGER, EJ ;
ANTONIA, RA .
JOURNAL OF FLUID MECHANICS, 1984, 140 (MAR) :63-89
[2]   ON THE MULTIFRACTAL NATURE OF FULLY-DEVELOPED TURBULENCE AND CHAOTIC SYSTEMS [J].
BENZI, R ;
PALADIN, G ;
PARISI, G ;
VULPIANI, A .
JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL, 1984, 17 (18) :3521-3531
[3]  
BENZI R, UNPUB
[4]  
COSTANTIN P, 1991, PHYS REV LETT, V67, P1739
[5]   A PREDICTION OF THE MULTIFRACTAL MODEL - THE INTERMEDIATE DISSIPATION RANGE [J].
FRISCH, U ;
VERGASSOLA, M .
EUROPHYSICS LETTERS, 1991, 14 (05) :439-444
[6]   SIMPLE DYNAMICAL MODEL OF INTERMITTENT FULLY DEVELOPED TURBULENCE [J].
FRISCH, U ;
SULEM, PL ;
NELKIN, M .
JOURNAL OF FLUID MECHANICS, 1978, 87 (AUG) :719-736
[7]  
FRISCH U, 1985, 1983 P INT SCH PHYS
[8]  
FRISCH U, 1992, P HOUCHES SCH TURBUL
[9]  
GAGNE Y, 1991, C R ACAD SCI PARIS 2, V312
[10]   THE DIMENSION OF TURBULENCE [J].
HUBER, G ;
ALSTROM, P .
JOURNAL OF PHYSICS A-MATHEMATICAL AND GENERAL, 1991, 24 (18) :L1105-L1110