Wind-tunnel investigation of boundary-layer control by suction on NACA 655-424 airfoil with double slotted flap

Stanley F. Racisz, John H. Quinn
naca-tn-1631
Jun 1948


An investigation has been conducted in the Langley two-dimensional low-turbulence tunnels to determine the effectiveness of boundary-layer control by suction and of suction-slot location.

An Adobe Acrobat (PDF) file of the entire report:
http://naca.central.cranfield.ac.uk/reports/1948/naca-tn-1631.pdf