## 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. 8 , X0/2A= 0.652 # # PHI CF GAMMA # (DEG) -- (DEG) -3.0 0.00411 -2.1 -0.6 0.00416 -1.2 -0.6 0.00419 -0.9 1.8 0.00416 -0.2 4.2 0.00422 1.0 6.6 0.00423 1.9 9.0 0.00427 2.7 11.4 0.00430 3.8 13.8 0.00429 4.6 16.2 0.00433 5.7 18.6 0.00437 6.5 21.0 0.00435 7.4 23.4 0.00441 8.1 25.8 0.00441 8.7 28.2 0.00437 9.5 30.6 0.00440 10.4 33.0 0.00442 11.1 35.4 0.00440 11.9 37.8 0.00443 12.5 40.2 0.00439 13.0 42.6 0.00439 13.8 45.0 0.00443 14.5 47.4 0.00446 15.1 49.8 0.00443 15.6 52.2 0.00439 15.9 54.6 0.00440 16.2 57.0 0.00442 16.8 59.4 0.00437 17.2 61.8 0.00436 17.9 64.2 0.00437 17.9 66.6 0.00433 18.2 69.0 0.00431 18.4 71.4 0.00430 18.6 73.8 0.00429 18.6 76.2 0.00420 18.7 78.6 0.00415 18.5 81.0 0.00416 18.5 83.4 0.00418 18.9 85.8 0.00407 18.4 88.2 0.00405 18.2 90.6 0.00401 18.3 93.0 0.00395 17.7 95.4 0.00388 17.2 97.8 0.00381 16.9 100.2 0.00379 16.5 102.6 0.00366 15.7 105.0 0.00370 15.1 107.4 0.00365 14.6 109.8 0.00349 13.7 112.2 0.00340 13.1 114.6 0.00326 11.8 117.0 0.00313 11.2 119.4 0.00306 10.2 121.8 0.00292 9.0 124.2 0.00275 8.0 125.8 0.00263 6.7 129.0 0.00249 5.4 131.4 0.00235 4.1 133.8 0.00223 3.0 136.2 0.00210 1.3 138.6 0.00201 0.6 140.2 0.00189 -0.4 142.6 0.00187 -2.1 145.8 0.00183 -3.0 148.2 0.00180 -4.2 150.6 0.00187 -5.2 153.0 0.00195 -6.0 155.4 0.00200 -6.3 157.8 0.00209 -6.8 160.2 0.00219 -7.0 162.6 0.00228 -6.6 165.0 0.00233 -6.1 167.4 0.00241 -5.3 169.8 0.00251 -4.8 172.2 0.00256 -4.0 174.6 0.00265 -3.3 177.0 0.00271 -2.6 179.4 0.00276 -1.3 181.8 0.00279 -0.0 184.2 0.00279 1.0