Turbulent boundary layer measurements around a NACA 4412 wing profile Details about the experiments can be found in: Mallor, F., Sanmiguel Vila, C., Hajipour, M., Vinuesa, R., Schlatter, P. and Örlü, R. (2025) Experimental characterization of turbulent boundary layers around a NACA 4412 wing profile. Exp. Therm. Fluid Sci. 160:111327. DOI: 10.1016/j.expthermflusci.2024.111327 Contact scientist: Ramis Orlu, ramis.orlu@oslomet.no (Note that number decimal places does not indicate the accuracy of the data.) Date: 02-Dec-2024 orig. case name: HW_AoA05_Re1M_xc40 HW diameter [micron]: 2.5 HW length [mm]: 0.7 HW length in viscous units [-]: 75 HW Overheat ratio [%]: 80 sampling freq. [kHz]: 60 analog filter [kHz]: 30 Temperature [C]: 21.52 atm. pressure [Pa]: 102320 kin. viscosity [m^2/s]: 1.5048e-05 Downstream position (x/c from leading edge) [-]: 0.4 Reynolds Number based on chord (Re_c): 1000000 Angle of attack (pos) [degrees]: 5 Freestream vel. [m/s]: 38.7377 Friction velocity [m/s]: 1.6216 Viscous length scale [m]: 9.2799e-06 Calculated values: Displacement thickness, d1 [m]: 0.00080017 Momentum-loss thickness, d2 [m]: 0.00049697 Boundary layer thickness (d99) [m]: 0.0037925 Shape Factor (H_12): 1.610 Re_theta: 1279 Re_tau: 409 Beta: 0.56409 y [m] U [m/s] urms [m/s] 0.00020369 19.63764098 9.40915424 0.00029039 21.45656986 8.58737632 0.00038912 22.74671464 8.01779304 0.00050199 23.79158309 7.67292287 0.00063000 24.84345938 7.47261669 0.00077512 25.86471543 7.28304740 0.00094145 26.99082069 7.12886184 0.00112986 28.13518298 6.91546223 0.00134444 29.41200395 6.60405335 0.00158941 30.68644035 6.14564102 0.00186749 32.07859774 5.57717241 0.00218490 33.45677726 4.86411784 0.00254571 34.92422613 3.94171998 0.00295590 36.36205537 2.87087699 0.00342351 37.64797580 1.72497951 0.00395562 38.66086082 0.67009946 0.00456215 39.13369557 0.17821468 0.00525153 39.21928088 0.06046558 0.00603655 39.19657457 0.03565284 0.00693047 39.13574558 0.02691787 0.00794718 39.06673886 0.02456117 0.00910517 38.97357224 0.02106885 0.01042328 38.87293630 0.02092872