Experimental Verification of the Theory of Wind-Tunnel Boundary Interference (1935)
NASA Technical Reports Server (NTRS) · leaf 14
and observations of the velocity head might account not only for the drop the dynamic and static pressures at these locations in maximum lift but also for the discrepancies in the were taken in flight over a large angle-of-attack range. boundary correction factors. The calibration of the The… … pressure. The differences between the static pressures Angle of attack of thrust axis, oSr, degree^ taken in flight and in the tunnel are shown plotted Figure 16.—Dynamic pressure at three locations on the PW-9 airplane in flight along the span in figure 18. Observe that the average and in the…
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