## 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. 12 , X0/2A= 0.936 # # PHI CF GAMMA # (DEG) -- (DEG) -3.6 0.00439 -2.9 -1.2 0.00438 -2.0 1.2 0.00437 -1.2 3.6 0.00436 -0.6 6.0 0.00438 0.3 8.4 0.00441 1.3 10.8 0.00435 1.6 13.2 0.00438 2.8 15.6 0.00435 3.4 18.0 0.00434 4.3 20.4 0.00428 4.8 22.8 0.00425 5.3 25.2 0.00426 6.3 27.6 0.00420 6.6 30.0 0.00430 7.1 32.4 0.00428 7.6 34.8 0.00420 8.0 37.2 0.00413 8.5 39.6 0.00407 8.5 42.0 0.00398 8.7 44.4 0.00395 8.7 46.8 0.00386 8.7 49.2 0.00375 8.4 50.8 0.00366 8.2 54.0 0.00357 7.9 56.4 0.00342 7.4 58.8 0.00334 6.9 61.2 0.00320 6.0 63.6 0.00310 4.5 65.2 0.00293 3.2 67.6 0.00285 2.0 70.8 0.00269 0.3 73.2 0.00250 -1.7 75.6 0.00235 -3.4 78.0 0.00220 -5.3 80.4 0.00199 -7.0 82.8 0.00180 -8.5 85.2 0.00160 -10.2 87.6 0.00140 -10.9 90.0 0.00118 -12.0 92.4 0.00100 -11.9 94.8 0.00085 -11.2 97.2 0.00071 -10.5 99.6 0.00057 -8.8 102.0 0.00046 -6.5 104.4 0.00039 -4.4 106.8 0.00034 -3.1 109.2 0.00030 -0.7 111.6 0.00029 -0.1 114.0 0.00028 0.9 116.4 0.00028 0.5 118.8 0.00027 0.8 121.2 0.00030 0.2 123.6 0.00032 0.9 126.0 0.00039 3.1 128.4 0.00044 5.8 130.8 0.00052 8.2 133.2 0.00063 8.8 135.6 0.00072 7.2 138.0 0.00088 2.9 140.4 0.00116 -1.1 142.8 0.00153 -3.5 144.4 0.00191 -4.2 147.6 0.00248 -5.3 150.0 0.00284 -6.2 152.4 0.00322 -8.1 154.8 0.00354 -9.1 157.2 0.00374 -10.4 159.6 0.00389 -10.6 162.0 0.00396 -10.8 164.4 0.00410 -10.5 166.8 0.00417 -9.4 169.2 0.00426 -8.7 171.6 0.00428 -7.5 174.0 0.00436 -6.4 176.4 0.00438 -4.7 178.8 0.00438 -3.2 181.2 0.00436 -1.4 183.6 0.00436 -0.1