## 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. 9 , X0/2A= 0.738 # # PHI CF GAMMA # (DEG) -- (DEG) -4.8 0.00404 -2.4 -2.4 0.00405 -1.3 0.0 0.00410 -0.7 2.4 0.00409 0.4 4.8 0.00411 1.0 7.2 0.00413 1.7 9.6 0.00415 2.7 12.0 0.00416 3.7 14.4 0.00418 4.4 14.4 0.00420 4.6 16.8 0.00418 5.3 19.2 0.00423 6.4 21.6 0.00420 6.9 24.0 0.00422 7.8 26.4 0.00424 8.6 28.8 0.00423 9.1 31.2 0.00425 10.1 33.6 0.00427 10.4 36.0 0.00424 11.1 38.4 0.00426 11.4 40.8 0.00422 12.1 43.2 0.00420 12.8 45.6 0.00420 13.3 48.0 0.00419 13.9 50.4 0.00417 14.0 52.8 0.00416 14.4 55.2 0.00411 15.0 57.6 0.00411 15.1 60.0 0.00410 15.8 62.4 0.00410 15.8 64.8 0.00406 16.2 67.2 0.00402 16.2 69.6 0.00400 16.4 72.0 0.00400 16.6 74.4 0.00391 16.5 76.8 0.00385 16.8 79.2 0.00383 16.6 81.6 0.00377 16.3 84.0 0.00372 16.0 86.4 0.00370 15.9 88.8 0.00362 15.6 91.2 0.00352 15.2 93.6 0.00344 14.8 96.0 0.00340 14.3 98.4 0.00337 13.8 100.8 0.00322 13.1 103.2 0.00314 12.1 105.6 0.00307 11.3 108.0 0.00295 10.5 110.4 0.00281 9.5 112.8 0.00271 8.3 115.2 0.00262 7.0 117.6 0.00248 5.8 120.0 0.00238 4.4 122.4 0.00229 2.9 124.8 0.00211 1.2 127.2 0.00199 -0.0 129.6 0.00184 -1.6 132.0 0.00173 -2.3 134.4 0.00165 -3.3 136.8 0.00154 -4.7 139.2 0.00148 -5.6 140.8 0.00148 -6.2 144.0 0.00152 -7.5 146.4 0.00156 -8.2 148.8 0.00165 -8.9 151.2 0.00178 -9.5 153.6 0.00190 -9.8 155.2 0.00201 -10.3 157.6 0.00216 -10.5 160.8 0.00227 -10.3 163.2 0.00236 -10.0 165.6 0.00246 -9.1 168.0 0.00255 -8.3 170.4 0.00259 -7.1 172.8 0.00269 -5.9 175.2 0.00275 -4.0 177.6 0.00282 -2.7 180.0 0.00284 -1.2 182.4 0.00285 0.3 184.8 0.00288 1.7