## 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. 5 , X0/2A= 0.395 # # PHI CF GAMMA # (DEG) -- (DEG) -4.8 0.00396 -2.5 -2.4 0.00396 -1.7 0.0 0.00403 -0.5 2.4 0.00409 0.8 4.8 0.00412 1.8 7.2 0.00411 2.9 9.6 0.00416 3.9 12.0 0.00422 5.2 14.4 0.00422 6.1 16.8 0.00423 6.9 19.2 0.00426 7.9 21.6 0.00426 9.0 24.0 0.00431 10.0 26.4 0.00436 11.0 28.8 0.00436 11.6 31.2 0.00434 12.5 33.6 0.00438 13.3 36.0 0.00442 13.7 38.4 0.00448 14.7 40.8 0.00442 15.6 43.2 0.00446 16.4 45.6 0.00449 17.0 48.0 0.00450 17.6 50.4 0.00450 18.3 52.8 0.00450 18.7 55.2 0.00454 19.3 57.6 0.00451 19.4 60.0 0.00469 20.0 62.4 0.00473 20.4 64.8 0.00468 20.6 67.2 0.00466 21.0 69.6 0.00466 21.3 72.0 0.00460 21.5 74.4 0.00466 21.7 76.8 0.00465 21.7 79.2 0.00458 22.3 80.8 0.00455 21.9 84.0 0.00452 22.1 86.4 0.00448 21.9 88.8 0.00442 21.9 91.2 0.00439 21.7 93.6 0.00437 21.5 95.2 0.00428 21.5 97.6 0.00428 21.4 100.8 0.00425 21.0 103.2 0.00416 20.8 105.6 0.00416 20.2 108.0 0.00414 19.8 110.4 0.00404 19.4 112.8 0.00400 18.8 115.2 0.00396 18.4 117.6 0.00390 17.8 120.0 0.00381 16.8 122.4 0.00376 16.2 124.8 0.00371 15.6 127.2 0.00366 15.0 129.6 0.00357 13.9 132.0 0.00352 13.3 134.4 0.00345 12.5 136.8 0.00341 11.6 139.2 0.00334 10.6 141.6 0.00330 9.7 144.0 0.00327 9.1 146.4 0.00327 8.5 148.8 0.00325 7.6 151.2 0.00329 7.3 153.6 0.00324 6.2 156.0 0.00324 5.8 158.4 0.00324 5.4 160.8 0.00322 4.3 163.2 0.00325 3.7 165.6 0.00326 3.1 168.0 0.00323 2.7 170.4 0.00325 2.7 172.8 0.00326 2.1 174.4 0.00321 1.8 177.6 0.00325 1.5 180.0 0.00320 1.0 182.4 0.00322 0.9 184.8 0.00322 0.4