% 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. 10:40:26 % File name: ZPGTBL_Orlu_T_A_3.txt % Internal identification code: 66 % Anemometer: DANTEC % HW Description: BL FE 470 % HW diameter [micron]: 2.5 % HW length in viscous units [-]: 30 % 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]: 26.4138 % Friction velocity [m/s]: 0.99782 % Viscous length scale [m]: 1.5177e-05 % % Calculated values: % Displacement thickness, d1 [m]: 0.0044181 % Momentum-loss thickness, d2 [m]: 0.003246 % Boundary layer thickness (d99) [m]: 0.027446 % Shape Factor (H_12): 1.361 % Re_d1: 7706 % Re_d2: 5662 % Re_tau: 1808 % % y [m] U [m/s] urms [m/s] uskew uflat y+ U+ urms+ 0.00010108 6.34224502 2.09002860 0.60381778 3.07456936 6.66032863 6.35610358 2.09459556 0.00011040 6.75920879 2.18931014 0.54231736 2.95814833 7.27425691 6.77397847 2.19409404 0.00011961 7.12334819 2.27597064 0.48101079 2.83631661 7.88093731 7.13891356 2.28094391 0.00012882 7.48550639 2.33928487 0.43920416 2.77775401 8.48761772 7.50186311 2.34439649 0.00013771 7.82112238 2.38927788 0.40263700 2.71367832 9.07337811 7.83821246 2.39449873 0.00014660 8.16903303 2.44318822 0.35079211 2.65191290 9.65913850 8.18688334 2.44852688 0.00015580 8.46605340 2.48576253 0.31225316 2.60939706 10.26581890 8.48455274 2.49119421 0.00016501 8.76113008 2.51717254 0.28046718 2.57681464 10.87249930 8.78027420 2.52267286 0.00018390 9.33329657 2.57572912 0.23404489 2.54176384 12.11715777 9.35369093 2.58135740 0.00020295 9.85147878 2.61027816 0.17135177 2.49797587 13.37235861 9.87300543 2.61598193 0.00022105 10.23903942 2.62886522 0.14659298 2.48647020 14.56479940 10.26141294 2.63460960 0.00023915 10.64163571 2.61993539 0.11179333 2.49860795 15.75724020 10.66488895 2.62566027 0.00025693 11.00248967 2.62258826 0.08213400 2.49808469 16.92876098 11.02653142 2.62831893 0.00027502 11.29157779 2.61460280 0.05598432 2.50596489 18.12120177 11.31625123 2.62031602 0.00029312 11.72541669 2.60828905 0.03751543 2.52587271 19.31364257 11.75103813 2.61398847 0.00032106 12.08114536 2.56938677 0.01410169 2.55123630 21.15460379 12.10754410 2.57500119 0.00036218 12.58315165 2.53584305 -0.00862458 2.58493458 23.86382796 12.61064734 2.54138417 0.00040663 12.95632371 2.49269429 -0.02715155 2.62071347 26.79262991 12.98463482 2.49814113 0.00050474 13.53215909 2.40128202 -0.03980773 2.66899596 33.25691421 13.56172847 2.40652911 0.00059649 13.99513241 2.34414251 -0.03892042 2.72787772 39.30279824 14.02571344 2.34926474 0.00068730 14.35061277 2.29735100 -0.03310048 2.73345246 45.28592223 14.38197057 2.30237098 0.00077620 14.65525133 2.26218897 -0.02400039 2.73643450 51.14352613 14.68727480 2.26713213 0.00095971 15.15441310 2.21059661 0.00232429 2.74215070 63.23529418 15.18752729 2.21542703 0.00114450 15.57418295 2.19603646 0.01275134 2.73387147 75.41074229 15.60821440 2.20083506 0.00132293 15.89921742 2.16090875 0.01204026 2.72861906 87.16779012 15.93395911 2.16563059 0.00150296 16.21209416 2.16629002 0.01350053 2.71036636 99.02947097 16.24751952 2.17102362 0.00187348 16.69703424 2.12569984 0.01019341 2.70218286 123.44309429 16.73351925 2.13034474 0.00232750 17.27595416 2.11733145 -0.00198504 2.66404630 153.35871421 17.31370418 2.12195807 0.00277677 17.71905986 2.09807490 -0.01724491 2.68134849 182.96056687 17.75777811 2.10265944 0.00323301 18.11784899 2.06867842 -0.02574570 2.67799455 213.02259395 18.15743865 2.07319873 0.00368863 18.47199506 2.04706426 -0.05286591 2.68584832 243.04284689 18.51235857 2.05153733 0.00459191 19.09389279 2.01077580 -0.08195110 2.68310288 302.56025359 19.13561522 2.01516959 0.00550314 19.64926262 1.95899313 -0.10200901 2.71071829 362.60069358 19.69219860 1.96327376 0.00640674 20.04816461 1.92851509 -0.12108582 2.69921231 422.13905324 20.09197224 1.93272913 0.00730971 20.50733028 1.88064556 -0.15571361 2.74903430 481.63557287 20.55214124 1.88475500 0.00822030 20.87903588 1.83668912 -0.18106366 2.76616437 541.63417283 20.92465906 1.84070250 0.00912264 21.24273018 1.79950182 -0.20067311 2.75919971 601.08885243 21.28914808 1.80343394 0.01003418 21.61923382 1.74623257 -0.22511694 2.78409026 661.15024538 21.66647443 1.75004830 0.01093556 21.94595034 1.71624557 -0.25673996 2.81896401 720.54213200 21.99390485 1.71999577 0.01275325 22.59215771 1.61879250 -0.32895096 2.89470441 840.30937650 22.64152427 1.62232975 0.01456617 23.19226198 1.53672901 -0.40200495 2.93995067 959.76232661 23.24293984 1.54008694 0.01637846 23.72373259 1.43431264 -0.49728086 3.05940275 1079.17376615 23.77557177 1.43744679 0.01818726 24.26029261 1.33595719 -0.62206732 3.19475176 1198.35525026 24.31330424 1.33887642 0.01999765 24.73257584 1.21218321 -0.76039859 3.41692651 1317.64149916 24.78661946 1.21483197 0.02180962 25.15857312 1.08827458 -1.00333105 4.00530887 1437.03185396 25.21354760 1.09065259 0.02362286 25.52836589 0.93992200 -1.29969335 4.93895495 1556.50588881 25.58414841 0.94197584 0.02543642 25.85040914 0.77094507 -1.69838600 6.79782108 1676.00100841 25.90689536 0.77262968 0.02724966 26.06908188 0.60051752 -2.16769195 10.05724496 1795.47504326 26.12604593 0.60182972 0.02906100 26.23772096 0.44707001 -2.68428108 15.70724561 1914.82388748 26.29505350 0.44804691 0.03359331 26.39364323 0.19364562 -2.23142889 33.64811693 2213.45692167 26.45131648 0.19406876 0.03630953 26.42317586 0.12790476 -0.33220298 22.74204220 2392.42813505 26.48091365 0.12818425 0.03902701 26.40771675 0.09358221 0.48885607 17.04170420 2571.48236959 26.46542076 0.09378670 0.04174576 26.39770227 0.07497167 0.57603412 10.06508602 2750.62028419 26.45538439 0.07513549 0.04446420 26.41957630 0.06072363 0.23155516 12.78838548 2929.73777294 26.47730623 0.06085632 0.04718104 26.44158381 0.05212939 0.10053102 17.61826891 3108.74983800 26.49936182 0.05224330 0.04989789 26.44353675 0.04630915 -0.25933787 31.69286691 3287.76256196 26.50131903 0.04641034 0.05261855 26.43579328 0.04240627 -0.29812956 38.11007799 3467.02632609 26.49355863 0.04249894 0.05533508 26.42120410 0.03762372 -0.73818811 64.97824947 3646.01796531 26.47893758 0.03770593