% Turbulent boundary layer measurement in the MTL wind tunnel, % KTH July-August 2008, Version 1.5, 18-Dec-2013 % % The experiment is described in detail in: Ramis Orlu (2009) % Experimental studies in jet flows and % zero pressure-gradient turbulent boundary layers, PhD thesis, % KTH Mechanics, Stockholm, Sweden % http://www.mech.kth.se/mech/info_defense.jsp?DefenseID=560 % Reference: Orlu and Schlatter (2013) Comparison of % experiments and simulations for zero pressure gradient % turbulent boundary layers at moderate Reynolds numbers. % Exp. Fluids, 43:1547; http://dx.doi.org/10.1007/s00348-013-1547-x % % (Note that integral quantities are computed by following the scheme % outlined in Schlatter and Orlu [2010, J. Fluid Mech., 659, 116-126]; % number of decimal places does not indicate accuracy of data.) % % Measurements done by: Ramis Orlu, % Contact: ramis@mech.kth.se % % Timestamp: torsdag 31 juli 2008, Kl. 11:46:25 % File name: ZPGTBL_Orlu_T_A_2.txt % Internal identification code: 67 % Anemometer: DANTEC % HW Description: BL FE 470 % HW diameter [micron]: 2.5 % HW length in viscous units [-]: 29 % HW Overheat ratio [%]: 80 % sampling freq. [kHz]: 60000 % analog filter [kHz]: 30000 % Number of samples: 1800000 % Temperature [C]: 22.4 % atm. pressure [Pa]: 102200 % kin. viscosity [m^2/s]: 1.5144e-05 % Downstream position (from leading edge) [m]: 1.625 % Tripping configuration: T A % Freestream vel. [m/s]: 24.9911 % Friction velocity [m/s]: 0.94793 % Viscous length scale [m]: 1.5976e-05 % % Calculated values: % Displacement thickness, d1 [m]: 0.0044458 % Momentum-loss thickness, d2 [m]: 0.0032618 % Boundary layer thickness (d99) [m]: 0.027403 % Shape Factor (H_12): 1.363 % Re_d1: 7337 % Re_d2: 5383 % Re_tau: 1715 % % y [m] U [m/s] urms [m/s] uskew uflat y+ U+ urms+ 0.00010593 5.81491670 1.94832643 0.62310971 3.12837787 6.63045512 6.13431119 2.05534167 0.00011228 6.19883835 2.05504529 0.57015206 3.01335549 7.02793725 6.53932041 2.16792225 0.00012212 6.59274921 2.13933849 0.50574505 2.87275506 7.64403455 6.95486751 2.25684540 0.00013228 7.00971263 2.21766984 0.44369908 2.77375116 8.28000596 7.39473338 2.33947924 0.00014212 7.37325476 2.29807428 0.39997688 2.70296603 8.89610326 7.77824371 2.42430004 0.00015228 7.72030215 2.34464734 0.34852673 2.64852081 9.53207467 8.14435328 2.47343121 0.00016212 8.00239450 2.38362158 0.32822816 2.60755425 10.14817197 8.44194005 2.51454618 0.00017228 8.33634544 2.42063421 0.28183998 2.54984774 10.78414338 8.79423382 2.55359179 0.00018244 8.63682002 2.45737017 0.24508102 2.52801939 11.42011479 9.11121250 2.59234554 0.00019324 8.91948689 2.46957876 0.21554715 2.52241927 12.09583441 9.40940534 2.60522470 0.00020340 9.16469596 2.47507070 0.18596298 2.51090019 12.73180582 9.66808295 2.61101829 0.00022356 9.62866111 2.51293729 0.14253499 2.49043538 13.99373334 10.15753220 2.65096477 0.00024356 10.05319648 2.51443781 0.11803849 2.49206857 15.24580205 10.60538591 2.65254772 0.00026356 10.38697719 2.50942636 0.09016771 2.49778968 16.49787076 10.95750012 2.64726100 0.00028357 10.71447821 2.51667447 0.05458719 2.50052220 17.74993947 11.30298971 2.65490723 0.00030357 10.99196080 2.48731375 0.04055998 2.50874704 19.00200818 11.59571351 2.62393382 0.00033659 11.39809189 2.46846900 0.00481362 2.53202692 21.06891526 12.02415207 2.60405399 0.00037183 11.79512676 2.42569841 -0.01889241 2.57246837 23.27494108 12.44299478 2.55893415 0.00041787 12.23810941 2.38684701 -0.05097266 2.61281615 26.15668653 12.91030902 2.51794877 0.00047121 12.57563614 2.34077035 -0.04880623 2.64874856 29.49553642 13.26637500 2.46934126 0.00056328 12.98057981 2.29679559 -0.04141709 2.69689358 35.25902732 13.69356091 2.42295111 0.00065822 13.42042063 2.22256528 -0.04828245 2.70789185 41.20138516 14.15756076 2.34464358 0.00076426 13.75504341 2.17788550 -0.03285134 2.73154150 47.83933674 14.51056328 2.29750968 0.00086237 14.04813911 2.14321314 -0.03266193 2.74425681 53.98043566 14.81975778 2.26093288 0.00096556 14.32728818 2.12235111 -0.00930803 2.73494201 60.43952027 15.11423960 2.23892497 0.00106970 14.54085539 2.09111429 0.00188052 2.74772719 66.95822721 15.33953737 2.20597240 0.00127353 14.90372905 2.05544981 0.01619406 2.72982767 79.71740360 15.72234249 2.16834899 0.00147133 15.25947273 2.04053530 0.01921474 2.74904694 92.09900326 16.09762602 2.15261528 0.00167485 15.54922415 2.03981191 0.01062038 2.70956675 104.83827424 16.40329255 2.15185215 0.00207839 16.08325308 2.01660343 0.00024900 2.69916333 130.09829492 16.96665395 2.12736891 0.00258385 16.59019606 1.99684542 -0.00287045 2.68742642 161.73787250 17.50144166 2.10652566 0.00309217 17.02996459 1.97890277 -0.02108342 2.68433790 193.55628574 17.96536525 2.08759748 0.00358938 17.36456522 1.94697828 -0.03341754 2.68053195 224.67913654 18.31834441 2.05391948 0.00409198 17.72694467 1.93931997 -0.05236981 2.66639777 256.13987846 18.70062818 2.04584052 0.00510671 18.31086141 1.88030469 -0.07242860 2.68951612 319.65752289 19.31661757 1.98358372 0.00611382 18.82071001 1.83133962 -0.10251162 2.70048173 382.69818877 19.85447050 1.93192916 0.00711648 19.27921885 1.78377401 -0.13235146 2.74331364 445.46061716 20.33816374 1.88175093 0.00812709 19.72686686 1.74384799 -0.16897044 2.73492752 508.71986691 20.81039960 1.83963190 0.00913039 20.06321613 1.69350353 -0.19212193 2.77415366 571.52204350 21.16522344 1.78652218 0.01013940 20.46032408 1.65753450 -0.22768928 2.79431717 634.68195402 21.58414324 1.74857749 0.01215521 21.17448245 1.57976506 -0.31704832 2.88275696 760.86281280 22.33752802 1.66653642 0.01416721 21.81135562 1.46675875 -0.38269796 2.91463864 886.80518229 23.00938257 1.54732305 0.01617889 22.38677720 1.37794451 -0.49382318 3.06803250 1012.72752119 23.61641018 1.45363053 0.01819374 22.95596326 1.25952639 -0.61284903 3.21632034 1138.84828818 24.21685978 1.32870808 0.02020955 23.44971579 1.14273814 -0.80849285 3.57971838 1265.02914696 24.73773253 1.20550504 0.02222282 23.89121611 1.00466345 -1.05458682 4.12023836 1391.05101288 25.20348304 1.05984636 0.02423481 24.24949432 0.85151206 -1.40809409 5.40285890 1516.99275642 25.58144030 0.89828285 0.02624713 24.57220072 0.67094069 -1.90343584 8.09270070 1642.95515651 25.92187192 0.70779328 0.02825913 24.78542413 0.49755202 -2.50841759 13.28879682 1768.89752601 26.14680700 0.52488094 0.03027430 24.89577513 0.33952499 -2.88130328 20.63697337 1895.03832360 26.26321922 0.35817400 0.03228884 24.95253173 0.23240884 -2.74360883 30.18329920 2021.13968595 26.32309328 0.24517430 0.03430210 24.97377344 0.16293757 -1.53690721 29.72870457 2147.16092591 26.34550173 0.17188721 0.03631505 24.99401321 0.12153950 -0.58925035 33.14519529 2273.16276124 26.36685319 0.12821527 0.03832705 24.99822608 0.09707493 0.50726789 16.48407254 2399.10513074 26.37129746 0.10240694 0.04033968 25.00330503 0.07901460 0.70974029 12.02396309 2525.08693547 26.37665539 0.08335461 0.04336133 24.99091786 0.06302462 0.38350080 11.91871423 2714.22896369 26.36358783 0.06648636 0.04638298 24.99151334 0.05340151 0.08452076 17.00987045 2903.37099192 26.36421602 0.05633468 0.04940304 25.00314604 0.04459954 -0.16197900 31.24163670 3092.41349313 26.37648767 0.04704924