## 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. 7 , X0/2A= 0.565 # # PHI CF GAMMA # (DEG) -- (DEG) -4.4 0.00138 -11.7 -2.8 0.00139 -8.4 -1.2 0.00144 -5.1 0.4 0.00146 -1.8 2.0 0.00149 0.8 3.6 0.00153 4.1 5.2 0.00154 6.9 6.8 0.00159 9.7 8.4 0.00160 12.0 10.0 0.00162 14.7 11.6 0.00165 17.2 13.2 0.00168 19.7 14.8 0.00170 21.7 16.4 0.00170 24.1 18.0 0.00171 26.4 19.6 0.00173 28.4 21.2 0.00175 30.5 22.8 0.00178 32.2 24.4 0.00177 34.0 26.0 0.00179 36.0 27.6 0.00182 37.2 29.2 0.00181 39.3 30.8 0.00182 40.5 32.4 0.00184 41.8 34.0 0.00187 43.0 35.6 0.00189 44.3 37.2 0.00192 45.0 38.8 0.00198 46.0 40.4 0.00198 46.9 42.0 0.00203 47.5 43.6 0.00208 48.0 45.2 0.00220 47.5 46.8 0.00243 44.4 48.4 0.00272 43.6 50.0 0.00304 41.6 51.6 0.00363 38.1 53.2 0.00417 38.0 54.8 0.00516 39.7 56.4 0.00576 40.6 58.0 0.00632 40.9 59.6 0.00651 41.2 61.2 0.00656 41.5 62.8 0.00653 42.0 64.4 0.00656 42.1 66.0 0.00654 41.8 67.6 0.00642 42.1 69.2 0.00633 42.6 70.8 0.00632 42.8 72.4 0.00625 42.5 74.0 0.00624 42.7 75.6 0.00620 42.8 77.2 0.00624 42.7 78.8 0.00614 42.8 80.4 0.00613 42.9 82.0 0.00614 42.7 83.6 0.00606 42.6 85.2 0.00605 42.3 86.8 0.00597 42.1 88.4 0.00587 41.8 90.0 0.00578 41.5 91.6 0.00563 40.8 93.2 0.00559 40.4 94.8 0.00545 39.8 96.4 0.00533 39.1 98.0 0.00522 38.1 99.6 0.00507 37.1 101.2 0.00496 36.2 102.8 0.00479 34.7 104.4 0.00463 33.3 106.0 0.00445 31.4 107.6 0.00424 29.0 109.2 0.00401 26.5 110.8 0.00373 23.0 112.4 0.00344 19.3 114.0 0.00310 15.1 115.6 0.00265 10.4 117.2 0.00229 6.2 118.8 0.00189 2.1 120.4 0.00155 -1.4 122.0 0.00136 -8.0 123.6 0.00144 -15.9 125.2 0.00177 -15.6 126.8 0.00221 -13.7 129.2 0.00267 -11.1 130.0 0.00305 -8.9 131.6 0.00327 -7.7 133.2 0.00350 -8.4 134.8 0.00377 -11.7 136.4 0.00423 -14.8 138.0 0.00450 -14.3 140.4 0.00485 -8.1 141.2 0.00517 2.7 142.8 0.00556 14.0 144.4 0.00561 18.4 146.0 0.00522 16.8 147.6 0.00414 12.5 147.6 0.00392 11.6 149.2 0.00301 5.0 150.8 0.00273 2.7 152.4 0.00336 -7.7 154.0 0.00474 -13.9 155.6 0.00527 -22.5 157.2 0.00553 -27.6 158.8 0.00593 -25.8 160.4 0.00605 -24.6 162.0 0.00611 -23.7 163.6 0.00589 -24.0 165.2 0.00543 -25.6 166.8 0.00510 -26.6 168.4 0.00488 -26.4 170.0 0.00475 -23.5 171.6 0.00474 -19.5 173.2 0.00475 -15.3 174.8 0.00485 -11.4 176.4 0.00486 -7.9 178.0 0.00497 -4.9 179.6 0.00506 -2.1 181.2 0.00505 0.3 182.8 0.00517 2.8 184.4 0.00521 4.8