% Filename : LM_Couette_R0093_100PI_vel_fluc_stdev.dat % % Description : Estimated uncertainty due to finite statistical sample, expressed as the standard deviation, % for the statistical data provided in the file: LM_Couette_R0093_100PI_vel_fluc_prof.dat % % Total number of data points : 64 % % % % % The data in this file was extracted from a direct numerical simulation % of fully developed plane turbulent Couette flow. The file is available at % http://turbulence.ices.utexas.edu, where it will be updated as necessary. % % When publishing results using this data, the following paper should be % cited as the source: % % Myoungkyu Lee and Robert D. Moser, % Extreme-scale motions in turbulent plane Couette flows, % 2018, Journal of Fluid Mechanics, vol. 842, pp. 128-145 % % The paper can be found at http://doi.org/10.1017/jfm.2018.131 % % NOTE: before publication, please check % http://turbulence.ices.utexas.edu for any updates to the data and an % updated citation % % % Contact to Robert D. Moser(rmoser@ices.utexas.edu) or M.K. Lee(mnlee@sandia.gov) for questions. % % % The parameters defining the simulation from which this data were extracted are: % % Grid (streamwise) nx = 3072 % Grid (wall-normal) ny = 128 % Grid (spanwise) nz = 288 % Streamwise domain size Lx = 100pi % Spanwise domain size Lz = 5pi % B-Spline order n = 7 % Kinematic Viscosity nu = 6.66667e-04 % channel half width delta = 1.000 % Velocity at wall U_mean = (+/-) 1.000 % Friction vel u_tau = 6.19417e-02 % Re_tau Re_tau = 92.913 % % % All data are normalized by u_tau and nu (signified with a ^+) except % for y/delta % % This file was last updated on 3/7/2018. % % % % Remark: % % y/delta : Grid point in wall-normal direction, Normalized by channel half width % y^+ : Grid point in wall-normal direction % u'u' : Variance of u % v'v' : Variance of v % w'w' : Variance of w % u'v' : Covariance of u and v % u'w' : Covariance of u and w % v'w' : Covariance of v and w % k : Turbulent kinetic energy, k = 0.5*(u'u' + v'v' + w'w') % % * Data at y/delta = 1.0 is not computed due to code performance optimization % % ** u'w' and v'w' should be zero due to (statistical) symmetries in the flow. % These are reported here none-the-less as an indicator of the quality of the statistics. % % -----------End of header--------- % % y/delta y^+ u'u' v'v' w'w' u'v' u'w' v'w' k %-------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------- 0.000000000000000e+00 0.000000000000000e+00 0.000000000000000e+00 0.000000000000000e+00 6.843008226983950e-38 0.000000000000000e+00 3.159200547014894e-39 0.000000000000000e+00 3.421504113491975e-38 4.814781378392752e-05 4.473535515368329e-03 6.759708956501602e-05 1.631693790543087e-16 3.566263853274969e-09 1.754464239076711e-13 5.860498323047854e-06 1.822771318672608e-14 3.379854482954493e-05 2.407066139520353e-04 2.236466210347310e-02 3.374864618214553e-04 1.013374701090491e-13 8.871650972154731e-08 2.196729421798976e-11 2.925820540535259e-05 2.280145401982535e-12 1.687432367410496e-04 6.738422300787139e-04 6.260839093421923e-02 9.419175425376479e-04 6.142947411311666e-12 6.879593212961593e-07 4.841427063212847e-10 8.165298152548422e-05 5.014448428068659e-11 4.709588968870292e-04 1.443558326269967e-03 1.341246659724782e-01 2.006996665709688e-03 1.264032118647275e-10 3.098534129101142e-06 4.797696103256243e-09 1.739626179850554e-04 4.948757734403786e-10 1.003499528784589e-03 2.645631688031891e-03 2.458123513168804e-01 3.647208870054786e-03 1.375016683421319e-09 1.010704123307663e-05 2.988466079840464e-08 3.160904947326557e-04 3.060508608963269e-09 1.823611437100204e-03 4.375547662071155e-03 4.065432327479079e-01 5.958107896063007e-03 9.763673439717022e-09 2.651227140463756e-05 1.373527515093459e-07 5.163196265284049e-04 1.390083668569860e-08 2.979083441335553e-03 6.728435792545118e-03 6.251560375286207e-01 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3.170651421314002e-02 8.507932831231639e-06 6.492594665817762e-04 3.916621001820661e-05 2.789860151552547e-03 3.311923013899298e-06 1.585658107685826e-02 3.481896092001469e-02 3.235117984441154e+00 3.630661126693388e-02 1.593702361942601e-05 7.811484225150930e-04 6.799560871750777e-05 3.223117126297430e-03 5.636512278174371e-06 1.815750856075091e-02 4.180012015567314e-02 3.883755198153751e+00 4.079702128771125e-02 2.746799565904798e-05 9.966936101109183e-04 1.055696986542872e-04 3.617313817309304e-03 8.971095166827744e-06 2.040460180077761e-02 4.942717260268714e-02 4.592403988572638e+00 4.412362596698036e-02 4.413847053043822e-05 1.187444613496134e-03 1.557533644217885e-04 3.951838892781871e-03 1.348081929091107e-05 2.206981162917281e-02 5.769497709844340e-02 5.360586677237812e+00 4.631708135695895e-02 6.930953875343498e-05 1.375107689783927e-03 2.149815825276070e-04 4.221851970076690e-03 1.925877019981306e-05 2.316877073993040e-02 6.659796056898437e-02 6.187785455710644e+00 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1.265591696394699e-02 2.381040633553415e-03 4.653093293738309e-03 1.427948056282664e-03 2.587806043334987e-04 6.450680591084337e-05 6.846401717274304e-03 9.870360716643837e-01 9.170802523570104e+01 1.247564272438056e-02 2.452688112012716e-03 4.616213256995804e-03 1.385312361494473e-03 9.026234397129934e-05 2.162300710078652e-05 6.763260404480629e-03