## 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. 10 , X0/2A= 0.825 # # PHI CF GAMMA # (DEG) -- (DEG) -4.8 0.00434 -1.8 -2.4 0.00429 -1.1 0.0 0.00445 0.3 2.4 0.00451 1.3 4.8 0.00447 2.0 7.2 0.00445 3.3 9.6 0.00450 4.1 12.0 0.00445 5.1 14.4 0.00451 6.1 16.8 0.00452 6.9 19.2 0.00447 7.5 20.8 0.00446 8.3 24.0 0.00447 9.2 26.4 0.00442 10.0 28.8 0.00442 10.8 31.2 0.00440 11.7 33.6 0.00440 12.4 35.2 0.00433 13.0 37.6 0.00438 13.5 40.8 0.00439 14.2 43.2 0.00429 14.7 45.6 0.00432 15.3 48.0 0.00431 15.8 50.4 0.00426 16.1 52.8 0.00422 16.6 55.2 0.00420 17.1 57.6 0.00418 17.2 60.0 0.00410 17.7 62.4 0.00406 17.8 64.8 0.00403 18.0 67.2 0.00400 18.2 69.6 0.00391 18.2 72.0 0.00387 18.2 74.4 0.00382 18.3 76.8 0.00378 18.1 79.2 0.00365 17.5 81.6 0.00359 17.6 84.0 0.00351 17.0 86.4 0.00346 16.5 88.8 0.00334 16.1 91.2 0.00329 15.4 93.6 0.00317 14.4 96.0 0.00307 13.8 98.4 0.00298 12.6 100.8 0.00283 11.6 103.2 0.00268 9.7 105.6 0.00257 8.4 108.0 0.00237 6.5 110.4 0.00220 5.0 112.8 0.00205 3.3 114.4 0.00188 1.8 117.6 0.00173 0.1 120.0 0.00156 -1.3 122.4 0.00141 -2.7 124.8 0.00130 -4.1 127.2 0.00116 -5.4 129.6 0.00109 -6.6 132.0 0.00104 -7.8 134.4 0.00104 -9.0 136.8 0.00109 -9.8 139.2 0.00117 -10.3 141.6 0.00132 -11.0 144.0 0.00147 -11.2 146.4 0.00170 -11.9 148.8 0.00188 -12.4 151.2 0.00214 -13.8 153.6 0.00228 -14.3 156.0 0.00239 -14.7 158.4 0.00257 -14.9 160.8 0.00271 -15.0 163.2 0.00277 -14.0 165.6 0.00286 -13.1 168.0 0.00287 -11.3 170.4 0.00296 -9.5 172.8 0.00298 -7.9 175.2 0.00309 -5.6 177.6 0.00308 -3.4 180.0 0.00314 -1.3 182.4 0.00318 0.8 184.8 0.00322 2.5