Fig. 7: Static pressure distribution along the S-plate. | npj Acoustics

Fig. 7: Static pressure distribution along the S-plate.

From: Aeroacoustics and psychoacoustics characterization of a boundary layer ingesting ducted fan

Fig. 7

a Mean (\({C}_{{p}_{{\rm{mean}}}}\)) and b root-mean-square (\({C}_{{p}_{{\rm{rms}}}}\)) pressure coefficient comparison between U∞ = 8 m/s and 30 m/s for the baseline S-plate without a ducted fan. a Mean (\({C}_{{p}_{{\rm{mean}}}}\)) and b root-mean-square (\({C}_{{p}_{{\rm{rms}}}}\)) pressure coefficient comparison between the installed ducted fan and the baseline S-plate configuration for low- and high-thrust conditions, with the fan operating at a rotational speed of N = 11,000 rpm. a–d Red dashed line represents the baseline S-plate configuration at U∞ = 8 m/s, blue dashed line represents the baseline S-plate configuration at U∞ = 30 m/s, solid red line represents the installed ducted fan at J = 0.172, and solid blue line represents the installed ducted fan at J = 0.644. The gray area represents the location of the ducted fan region.

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