## 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. 5 , X0/2A= 0.395 # # PHI CF GAMMA # (DEG) -- (DEG) -4.0 0.00106 -11.2 -2.4 0.00109 -7.7 -0.8 0.00110 -4.3 0.8 0.00113 -0.6 2.4 0.00115 3.1 4.0 0.00118 6.2 5.6 0.00120 9.7 7.2 0.00123 12.8 8.8 0.00125 15.5 10.4 0.00126 18.3 12.0 0.00128 21.0 13.6 0.00129 23.9 15.2 0.00131 26.3 16.8 0.00133 29.0 18.4 0.00135 31.4 20.0 0.00136 34.1 21.6 0.00138 35.9 23.2 0.00138 38.6 24.8 0.00140 40.4 26.4 0.00141 42.3 28.0 0.00143 44.2 29.6 0.00143 46.6 31.2 0.00145 47.9 32.8 0.00145 49.4 34.4 0.00147 51.0 36.0 0.00148 52.1 37.6 0.00149 53.5 39.2 0.00150 54.6 40.8 0.00153 55.3 42.4 0.00157 56.8 44.0 0.00163 56.0 45.6 0.00166 57.9 47.2 0.00172 58.1 48.8 0.00174 58.9 50.4 0.00180 58.8 52.0 0.00190 58.3 53.6 0.00209 56.7 55.2 0.00231 55.8 56.8 0.00244 54.7 58.4 0.00287 52.7 60.0 0.00328 52.4 61.6 0.00390 50.8 63.2 0.00460 52.5 64.8 0.00516 51.6 66.4 0.00558 52.6 68.0 0.00582 51.7 69.6 0.00604 52.2 71.2 0.00624 52.3 72.8 0.00635 52.7 74.4 0.00640 52.6 76.0 0.00636 52.7 77.6 0.00635 52.5 79.2 0.00629 52.7 80.8 0.00630 52.6 82.4 0.00625 52.5 84.0 0.00616 52.5 85.6 0.00607 52.4 87.2 0.00601 52.2 88.8 0.00603 51.7 90.4 0.00590 51.6 92.0 0.00583 51.3 93.6 0.00580 51.0 95.2 0.00574 50.5 96.8 0.00566 50.0 99.2 0.00554 49.5 100.0 0.00546 48.9 101.6 0.00541 48.3 103.2 0.00534 48.0 104.8 0.00516 47.0 106.4 0.00508 45.9 108.0 0.00497 44.8 110.4 0.00485 43.8 111.2 0.00470 42.5 112.8 0.00457 41.2 114.4 0.00444 39.8 116.0 0.00432 38.3 117.6 0.00420 36.4 117.6 0.00414 35.9 119.2 0.00398 34.0 120.8 0.00375 31.2 122.4 0.00356 28.1 124.0 0.00328 24.5 125.6 0.00306 21.4 127.2 0.00275 16.7 128.8 0.00243 12.0 130.4 0.00211 7.5 132.0 0.00183 3.4 133.6 0.00159 -0.3 135.2 0.00134 -4.9 136.8 0.00132 -11.5 138.4 0.00150 -14.7 140.0 0.00186 -14.5 141.6 0.00219 -11.9 143.2 0.00250 -10.2 144.8 0.00281 -8.2 146.4 0.00302 -8.6 148.0 0.00326 -10.1 149.6 0.00342 -12.2 151.2 0.00352 -15.0 152.8 0.00368 -17.9 154.4 0.00375 -20.3 156.0 0.00387 -22.3 157.6 0.00393 -24.1 157.6 0.00397 -24.3 159.2 0.00407 -25.7 160.8 0.00416 -26.5 162.4 0.00426 -26.9 164.0 0.00433 -26.9 165.6 0.00444 -26.9 167.2 0.00440 -26.7 168.8 0.00440 -26.3 170.4 0.00431 -26.2 172.0 0.00418 -25.1 173.6 0.00402 -23.0 175.2 0.00401 -18.4 176.8 0.00415 -12.4 178.4 0.00420 -7.2 180.0 0.00430 -2.9 181.6 0.00439 0.1 183.2 0.00453 3.5 184.8 0.00474 8.1