DNS Channel Data Re_tau=10000
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This dataset contains the mean flow, intensities, and turbulent budgets of a new Direct Numerical Simulation of a Poiseuille channel flow that has been conducted for a friction Reynolds number of 10000, using the pseudo-spectral code LISO.Authors:M. Oberlack, S. Kraheberger, J. Laux, TU Darmstadt.S. Hoyas, F. Alcantara-Avila, Universitat Politècnica de ValènciaReferences:Turbulence statistics of arbitrary moments of wall-bounded shear flows: A symmetry approach, M. Oberlack, S. Hoyas, S. Kraheberger, F. Alcantara-Avila and J. Laux To appear in Physical Review Letters.Wall turbulence at high friction Reynolds numbers, S. Hoyas, M. Oberlack, S. Kraheberger, F. Alcantara-Avila and J. Laux, To appear in Physical Review Fluids.Data:The data can be directly loaded in Matlab.NOMENCLATURE:x = streamwise coordinatey = wall-normal coordinatez = spanwise coordinateh = channel half-widthU = mean streamwise velocityutau = friction velocitynu = kinematic viscosityRetau = Reynolds number utau*h/nuu',v',w' = rms values of streamwise, wall-normal and spanwise velocity fluctuationsuv', = Reynolds shear stressesdU/dy = viscous stress(.)+ = normalized by utau and nuBOX SIZE in h (x,y,z): 2pi|2|1piFLOW CONDITIONS: Retau = 10049 (Re = 290000), utau = 0.034629Files:1. P10k.txt: Mean flow and intensities.2. P10k
: turbulent budgets.
Contact:Email Sergio Hoyas, firstname.lastname@example.org about any issue with the data.The authors gratefully acknowledge providing computing time on the Gauss Centre for Supercomputing e.V.~on the GCS Supercomputer SuperMUC-NG at Leibniz Supercomputing Centre under project number pr92la, on the supercomputer Lichtenberg II at TU Darmstadt under project number project00072 and on the supercomputer CLAIX-2018 at RWTH-Aachen, project bund0008. SK and MO would like to acknowledge her funding by the German Research Foundation (DFG) through the project OB96/39-1 and OB96/48-1. SH and FAA were supported by contract RTI2018-102256-B-I00 of MINECO/FEDER. FAA is partially funded by GVA/FEDER project ACIF2018.
DFG subject classification404-03 Strömungsmechanik
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