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노나현(Nahyeon Roh),김아람(Aram Kim),박민지(Minji Park),박민혜(Minhye Park),전예진(Yejin Jeon),김가은(Kaeun Kim),백유진(Yujin Baek),오은미(Eunmi Oh),오세종(Sejong Oh) 대한기계학회 2014 대한기계학회 춘추학술대회 Vol.2014 No.11
In this study, numerical study is conducted to suggest wing which reduce the vortex strength generated by the leading aircraft. The wing with 3 holes is suggested, which is named as Raon-hajae. Computational grid is created by using pointwise. ANSYS Fluent is employed with the incompressible assumption and RSM turbulence model. As a result of this study, it is confirmed that decrement of lift coefficient is 2.1% and increment of drag coefficient is 11.8%. Nevertheless penalty of aerodynamic performance, reduction of vortex strength is confirmed up to 63%.