## 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. 6 , X0/2A= 0.480 # # PHI CF GAMMA # (DEG) -- (DEG) -4.2 0.00410 -1.7 -1.8 0.00408 -1.2 0.6 0.00411 -0.1 3.0 0.00413 1.0 5.4 0.00414 2.1 7.8 0.00416 3.0 10.2 0.00415 3.8 12.6 0.00418 4.6 15.0 0.00423 5.5 17.4 0.00427 6.6 19.8 0.00427 7.5 22.2 0.00426 8.3 24.6 0.00429 9.1 27.0 0.00434 10.0 29.4 0.00432 11.0 31.8 0.00433 11.4 34.2 0.00436 11.9 36.6 0.00434 12.6 39.0 0.00438 13.7 41.4 0.00439 14.2 43.8 0.00437 15.1 46.2 0.00434 15.4 48.6 0.00433 16.1 51.0 0.00437 16.6 53.4 0.00441 17.1 55.8 0.00435 17.3 58.2 0.00438 17.8 60.6 0.00439 18.5 63.0 0.00438 18.7 65.4 0.00437 18.9 67.8 0.00435 19.2 70.2 0.00437 19.6 72.6 0.00431 19.7 75.0 0.00442 19.7 77.4 0.00444 19.7 79.8 0.00436 19.9 82.2 0.00433 19.7 84.6 0.00430 19.9 87.0 0.00423 19.9 89.4 0.00427 19.9 91.8 0.00423 19.7 94.2 0.00414 19.5 95.8 0.00408 19.3 99.0 0.00404 18.9 101.4 0.00396 18.7 103.8 0.00390 18.4 106.2 0.00385 17.8 108.6 0.00380 17.4 110.2 0.00371 16.8 112.6 0.00368 16.5 115.8 0.00362 15.9 118.2 0.00350 15.3 120.6 0.00346 14.3 123.0 0.00341 13.7 125.4 0.00330 13.1 127.8 0.00325 12.1 130.2 0.00318 11.3 132.6 0.00310 10.5 135.0 0.00300 9.2 137.4 0.00294 8.4 139.8 0.00289 7.6 142.2 0.00285 6.7 144.6 0.00279 5.7 147.0 0.00277 5.0 149.4 0.00275 4.0 151.8 0.00274 3.4 154.2 0.00272 2.5 156.6 0.00273 2.4 159.0 0.00277 1.6 161.4 0.00277 1.4 163.8 0.00276 0.8 166.2 0.00281 1.1 168.6 0.00281 0.3 171.0 0.00287 0.2 173.4 0.00293 -0.1 175.8 0.00297 0.5 178.2 0.00301 0.6 180.6 0.00302 1.0 183.0 0.00297 1.3