## 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. 2 , X0/2A= 0.139 # # PHI CF GAMMA # (DEG) -- (DEG) -4.2 0.00122 -3.6 -1.8 0.00125 -1.9 0.6 0.00127 -0.2 3.0 0.00128 1.2 5.4 0.00129 3.0 7.8 0.00131 4.6 10.2 0.00133 5.8 12.6 0.00133 7.0 15.0 0.00137 8.4 17.4 0.00140 9.8 19.8 0.00140 11.1 22.2 0.00142 12.2 24.6 0.00143 13.7 27.0 0.00143 14.8 29.4 0.00146 16.0 31.8 0.00148 17.0 34.2 0.00148 18.1 35.8 0.00148 18.7 39.0 0.00149 19.8 41.4 0.00149 20.4 43.8 0.00150 21.5 46.2 0.00150 22.1 48.6 0.00151 23.0 50.2 0.00150 23.8 52.6 0.00152 24.5 55.8 0.00152 24.9 58.2 0.00151 25.5 60.6 0.00153 25.9 63.0 0.00153 26.4 65.4 0.00151 26.6 67.8 0.00152 26.8 70.2 0.00151 27.2 72.6 0.00151 27.2 75.0 0.00148 27.6 77.4 0.00147 27.6 79.8 0.00146 27.8 82.2 0.00145 27.8 84.6 0.00143 27.5 87.0 0.00142 27.3 89.4 0.00141 27.5 91.8 0.00140 27.3 94.2 0.00137 26.6 96.6 0.00135 26.2 99.0 0.00133 26.2 101.4 0.00132 25.7 103.8 0.00128 25.0 106.2 0.00126 24.6 108.6 0.00124 24.3 111.0 0.00121 23.6 113.4 0.00119 23.1 115.8 0.00114 22.5 118.2 0.00111 21.8 120.6 0.00108 21.2 123.0 0.00103 20.2 125.4 0.00100 18.9 127.8 0.00096 18.1 129.4 0.00093 17.3 132.6 0.00091 16.0 135.0 0.00087 15.1 137.4 0.00084 13.7 139.8 0.00081 12.8 142.2 0.00077 11.3 144.6 0.00075 9.9 147.0 0.00074 8.9 149.4 0.00072 7.9 151.8 0.00070 6.7 154.2 0.00068 5.8 156.6 0.00066 4.9 159.0 0.00066 4.0 161.4 0.00066 3.3 163.8 0.00066 2.5 166.2 0.00067 1.9 168.6 0.00067 1.7 171.0 0.00067 1.2 173.4 0.00068 1.0 175.8 0.00068 0.8 178.2 0.00069 1.2 180.6 0.00069 0.9 183.0 0.00068 0.3