## 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. 7 , X0/2A= 0.565 # # PHI CF GAMMA # (DEG) -- (DEG) -3.6 0.00402 -2.8 -1.2 0.00401 -2.0 1.2 0.00407 -0.7 3.6 0.00410 0.1 6.0 0.00411 1.1 8.4 0.00415 1.7 10.8 0.00415 2.7 13.2 0.00414 3.4 15.6 0.00418 4.6 18.0 0.00422 5.5 20.4 0.00421 6.1 22.8 0.00425 6.9 25.2 0.00423 7.9 27.6 0.00427 8.6 30.0 0.00432 9.6 32.4 0.00435 10.2 34.8 0.00433 10.9 37.2 0.00430 11.7 39.6 0.00434 12.1 42.0 0.00437 12.8 44.4 0.00434 13.4 46.8 0.00435 13.8 49.2 0.00437 14.6 51.6 0.00434 15.0 54.0 0.00435 15.4 56.4 0.00437 15.9 58.8 0.00435 16.2 61.2 0.00431 16.4 63.6 0.00430 17.0 66.0 0.00432 17.2 68.4 0.00436 17.4 70.8 0.00427 17.3 73.2 0.00429 17.6 75.6 0.00430 17.7 78.0 0.00428 17.7 80.4 0.00422 17.4 82.8 0.00420 17.4 85.2 0.00420 17.5 87.6 0.00413 17.5 90.0 0.00421 17.2 92.4 0.00421 17.0 94.8 0.00409 16.7 97.2 0.00403 16.4 99.6 0.00397 15.9 102.0 0.00389 15.8 104.4 0.00385 15.5 106.8 0.00379 15.0 109.2 0.00368 14.5 110.8 0.00360 13.9 114.0 0.00350 13.2 116.4 0.00340 12.7 118.8 0.00330 12.2 121.2 0.00317 11.3 123.6 0.00309 10.3 125.2 0.00297 9.1 127.6 0.00288 8.4 130.8 0.00279 7.4 133.2 0.00264 6.1 135.6 0.00258 4.9 138.0 0.00250 3.6 140.4 0.00239 3.0 142.8 0.00234 1.7 145.2 0.00227 0.6 147.6 0.00225 -0.5 150.0 0.00224 -1.5 152.4 0.00227 -2.3 154.8 0.00230 -2.9 157.2 0.00234 -3.3 159.6 0.00237 -3.2 162.0 0.00238 -3.4 164.4 0.00242 -3.9 166.8 0.00248 -3.8 169.2 0.00254 -3.7 171.6 0.00262 -3.2 174.0 0.00267 -2.3 176.4 0.00268 -2.2 178.8 0.00268 -1.8 181.2 0.00274 -1.1 183.6 0.00274 -0.4