## NOMENCLATURE: # PHI CIRCUMFERENTIAL MODEL ANGLE # CF WALL SHEAR STRESS COEFFICIENT (= LOCAL WALL SHEAR STRESS # NORMALIZED WITH FREE STREAM DYNAMIC PRESSURE) # GAMMA WALL SHEAR STRESS ANGLE # # ## D F V L R RESEARCH CENTER A V A GOETTINGEN # # WALL SHEAR STRESS MEASUREMENTS ON A 1:6 PROLATE SPHEROID # # 3MX3M LOW SPEED WIND TUNNEL ARTIFICIAL TRANSITION AT X0/2A= 0.2 # # RUN: 0 3 5 INCIDENCE ALPHA= 10.0 DEG. # # VELOCITY UINF= 55.0 M/S REYNOLDS N0. RE= 0.770E+07 # # MEASURING STATION: NO. 11 , X0/2A= 0.883 # # PHI CF GAMMA # (DEG) -- (DEG) -4.2 0.00422 -2.8 -1.8 0.00427 -2.0 0.6 0.00429 -1.0 3.0 0.00430 -0.5 5.4 0.00428 0.5 7.8 0.00426 1.5 10.2 0.00431 2.1 12.6 0.00425 2.8 15.0 0.00440 3.6 17.4 0.00441 4.6 19.8 0.00436 5.3 22.2 0.00434 6.0 24.6 0.00433 7.0 27.0 0.00426 7.5 29.4 0.00428 8.0 31.8 0.00426 9.0 34.2 0.00419 9.4 35.8 0.00415 10.1 39.0 0.00413 10.7 41.4 0.00403 11.3 43.8 0.00400 11.8 46.2 0.00394 12.4 48.6 0.00391 12.4 50.2 0.00382 13.2 52.6 0.00385 13.4 55.8 0.00378 13.8 58.2 0.00370 13.9 60.6 0.00367 13.9 63.0 0.00364 13.9 65.4 0.00352 14.1 67.8 0.00350 13.9 70.2 0.00343 13.7 72.6 0.00335 13.4 75.0 0.00324 12.9 77.4 0.00314 12.3 79.8 0.00307 11.6 82.2 0.00298 11.0 84.6 0.00286 9.9 87.0 0.00275 8.7 89.4 0.00266 7.4 91.8 0.00253 6.2 94.2 0.00233 4.3 96.6 0.00222 2.8 99.0 0.00207 1.0 101.4 0.00195 -0.5 103.8 0.00178 -1.9 106.2 0.00162 -3.5 108.6 0.00145 -4.3 111.0 0.00132 -5.4 113.4 0.00120 -6.1 115.8 0.00105 -6.3 118.2 0.00092 -7.6 120.6 0.00086 -7.8 123.0 0.00078 -8.9 125.4 0.00077 -9.7 127.8 0.00081 -10.2 129.4 0.00087 -10.1 132.6 0.00100 -9.5 135.0 0.00108 -8.7 137.4 0.00125 -8.6 139.8 0.00140 -8.6 142.2 0.00166 -10.0 144.6 0.00193 -11.0 147.0 0.00218 -12.1 149.4 0.00244 -13.1 151.8 0.00266 -14.1 154.2 0.00283 -15.1 156.6 0.00298 -15.5 159.0 0.00311 -15.4 161.4 0.00319 -15.0 163.8 0.00325 -14.2 166.2 0.00331 -12.9 168.6 0.00334 -11.7 171.0 0.00337 -10.3 173.4 0.00345 -7.8 175.8 0.00350 -5.7 178.2 0.00345 -4.1 180.6 0.00346 -1.6 183.0 0.00345 0.3