Similarity scaling of acceleration and pressure statistics in numerical simulations of isotropic turbulence

P Vedula, PK Yeung - Physics of Fluids, 1999 - pubs.aip.org
The scaling properties of one-and two-point statistics of the acceleration, pressure, and
pressure gradient are studied in incompressible isotropic turbulence by direct numerical …

Pressure spectrum in homogeneous turbulence

T Gotoh, D Fukayama - Physical Review Letters, 2001 - APS
The pressure spectrum in homogeneous steady turbulence is studied using direct numerical
simulation with resolution up to 1024 3 and the Reynolds number R λ between 38 and 478 …

Similarity scaling of pressure fluctuation in turbulence

Y Tsuji, T Ishihara - Physical Review E, 2003 - APS
Pressure fluctuation was measured in a turbulent jet using a condenser microphone and
piezoresistive transducer. The power-law exponent and proportional constant of normalized …

Intermittency and scaling of pressure at small scales in forced isotropic turbulence

T Gotoh, RS Rogallo - Journal of Fluid Mechanics, 1999 - cambridge.org
The intermittency of pressure and pressure gradient in stationary isotropic turbulence at low
to moderate Reynolds numbers is studied by direct numerical simulation (DNS) and …

Scaling of acceleration in locally isotropic turbulence

RJ Hill - Journal of Fluid Mechanics, 2002 - cambridge.org
The variances of the fluid-particle acceleration and of the pressure-gradient and viscous
force are given. The scaling parameters for these variances are velocity statistics …

Reynolds-number dependence of turbulent velocity and pressure increments

BR Pearson, RA Antonia - Journal of Fluid Mechanics, 2001 - cambridge.org
The main focus is the Reynolds number dependence of Kolmogorov normalized low-order
moments of longitudinal and transverse velocity increments. The velocity increments are …

Enstrophy and dissipation must have the same scaling exponent in the high Reynolds number limit of fluid turbulence

M Nelkin - Physics of Fluids, 1999 - pubs.aip.org
Writing the Poisson equation for the pressure in the vorticity-strain form, it is shown that the
pressure has a finite inertial range spectrum in the high Reynolds number limit of isotropic …

Acceleration Correlations and Pressure Structure Functions<? format?> in High-Reynolds Number Turbulence

H Xu, NT Ouellette, D Vincenzi, E Bodenschatz - Physical review letters, 2007 - APS
We present measurements of fluid particle accelerations in turbulent water flow between
counterrotating disks using three-dimensional Lagrangian particle tracking. By …

Statistics of Lagrangian velocities in turbulent flows

R Friedrich - Physical review letters, 2003 - APS
We present a generalized Fokker-Planck equation for the joint position-velocity probability
distribution of a single fluid particle in a turbulent flow. Based on a simple estimate, the …

Anomalous scaling and intermittency in three-dimensional synthetic turbulence

C Rosales, C Meneveau - Physical Review E—Statistical, Nonlinear, and Soft …, 2008 - APS
A simple method, the multiscale minimal Lagrangian map (MMLM) approach, to generate
synthetic turbulent vector fields was previously introduced [C. Rosales and C. Meneveau …