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Aerodynamic data for a wing section of the Republic XF-12 airplane equipped with a double slotted flap

contributor authorNASA - National Aeronautics and Space Administration (NASA)
date accessioned2017-09-04T17:47:08Z
date available2017-09-04T17:47:08Z
date copyright01/01/1946
date issued1946
identifier otherENZYYDAAAAAAAAAA.pdf
identifier urihttp://yse.yabesh.ir/std/handle/yse/170395
description abstractAn investigation was carried out in the Langley two-dimensional low-turbulence tunnels for the purpose of developing an optimum flap configuration for maximum lift on the airfoil section for the Republic XF-12 airplane equipped with a double slotted flap. Lift and flap loads were obtained at several flap deflections for two flap paths. Drag characteristics of the section with flaps retracted were also determined.
A maximum lift coefficient of 3.43 was measured for this airfoil-flap combination for a flap deflection of 60° at a Reynolds number of 13 million. An investigation of flap and fore flap configurations showed that the configuration for which this maximum lift coefficient was measured was very nearly the optimum. Maximum lift coefficients were shown to increase with Reynolds number for all deflections except the best maximum lift deflection, at which a decrease in Reynolds number from 14 million to 3.5 million caused an increase of about 0.1 in maximum lift coefficient.
languageEnglish
titleNACA-MR-L6A08 REV Anum
titleAerodynamic data for a wing section of the Republic XF-12 airplane equipped with a double slotted flapen
typestandard
page40
statusActive
treeNASA - National Aeronautics and Space Administration (NASA):;1946
contenttypefulltext


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