## 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 NATURAL TRANSITION # # RUN: 5 104 7 INCIDENCE ALPHA= 29.7 DEG. # # VELOCITY UINF= 45.0 M/S REYNOLDS N0. RE= 0.654E+07 # # MEASURING STATION: NO. 10 , X0/2A= 0.825 # # PHI CF GAMMA # (DEG) -- (DEG) -4.8 0.00188 -8.7 -3.2 0.00188 -6.5 -1.6 0.00188 -3.9 0.0 0.00191 -0.8 1.6 0.00190 1.1 3.2 0.00195 4.0 4.8 0.00193 5.9 6.4 0.00193 8.8 8.0 0.00194 11.1 9.6 0.00196 13.5 11.2 0.00197 15.7 12.8 0.00196 18.1 14.4 0.00197 20.2 16.0 0.00197 22.4 17.6 0.00197 24.5 19.2 0.00196 26.7 20.8 0.00197 28.9 22.4 0.00196 30.8 24.0 0.00196 32.6 25.6 0.00193 34.9 27.2 0.00192 36.4 28.8 0.00194 37.8 30.4 0.00192 39.9 32.0 0.00192 41.5 33.6 0.00192 42.8 35.2 0.00198 43.1 36.8 0.00264 40.5 39.2 0.00516 34.6 40.0 0.00459 36.6 41.6 0.00430 37.6 43.2 0.00525 36.7 44.8 0.00488 36.8 46.4 0.00393 36.4 48.0 0.00265 41.5 50.4 0.00194 50.5 51.2 0.00197 50.5 52.8 0.00204 49.8 54.4 0.00216 48.1 56.0 0.00240 44.9 57.6 0.00280 42.0 57.6 0.00280 41.8 59.2 0.00352 40.8 60.8 0.00386 39.6 62.4 0.00462 40.0 64.0 0.00530 41.2 65.6 0.00563 41.8 67.2 0.00586 42.8 68.8 0.00591 43.2 70.4 0.00586 43.4 72.0 0.00577 43.6 73.6 0.00563 43.5 75.2 0.00545 43.3 76.8 0.00543 42.7 78.4 0.00532 42.7 80.0 0.00518 42.0 81.6 0.00507 41.6 83.2 0.00491 40.6 84.8 0.00480 39.6 86.4 0.00457 38.3 88.0 0.00449 36.5 89.6 0.00433 34.8 91.2 0.00413 32.3 92.8 0.00391 28.9 94.4 0.00370 26.1 96.0 0.00352 22.7 97.6 0.00316 18.4 97.6 0.00314 18.4 99.2 0.00279 14.1 100.8 0.00231 10.4 102.4 0.00191 8.1 104.0 0.00147 4.6 105.6 0.00125 -0.7 107.2 0.00111 -10.5 108.8 0.00120 -12.7 110.4 0.00134 -12.0 112.0 0.00152 -9.8 113.6 0.00163 -7.5 115.2 0.00173 -5.6 116.8 0.00183 -3.7 118.4 0.00182 -2.1 120.0 0.00189 -2.3 121.6 0.00196 -4.4 123.2 0.00212 -5.7 124.8 0.00237 -6.8 126.4 0.00255 -7.0 128.0 0.00271 -7.0 130.4 0.00286 -6.3 131.2 0.00303 -5.2 132.8 0.00304 -3.6 134.4 0.00319 -0.4 136.0 0.00321 2.1 137.6 0.00326 5.1 139.2 0.00320 6.9 140.8 0.00303 7.7 142.4 0.00278 7.9 144.0 0.00244 7.0 145.6 0.00213 5.2 147.2 0.00190 2.2 148.8 0.00183 -0.2 150.4 0.00188 -1.5 152.0 0.00212 -4.1 153.6 0.00252 -7.4 155.2 0.00311 -9.0 156.8 0.00369 -9.9 158.4 0.00414 -10.4 160.0 0.00454 -12.3 161.6 0.00477 -13.5 163.2 0.00487 -14.6 164.8 0.00502 -14.6 166.4 0.00513 -14.7 168.0 0.00523 -14.9 169.6 0.00528 -13.2 171.2 0.00537 -11.8 172.8 0.00546 -9.9 174.4 0.00553 -8.5 176.0 0.00562 -6.4 177.6 0.00571 -4.4 179.2 0.00575 -1.4 180.8 0.00579 0.3 182.4 0.00578 2.9 184.0 0.00595 5.9