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김광석(K. S. Kim),노기덕(Ki-Deok Ro),강명훈(M. H. Kang),변용수(Y. S. Byun) 한국마린엔지니어링학회 2006 한국마린엔지니어링학회 학술대회 논문집 Vol.2006 No.-
The suppression of fluid force acting on a square prism near plane wall was studied by attaching fences on the corners of the prism. The height of the fence was 10% of the square width and the range of Reynolds number considered was Re = 2.0 × 10⁴. The experimental parameters were the attaching position and numbers of fences, the space ratios G/B(G/B=0.1~1.2) between prism and plane wall. The average drag coefficients were increased and the average lift coefficients were decreased and increased with the space ratios toward plane wall. The drag of the prism was reduced average 7.6% with the space ratios by attaching the normal fence at the rear and upper corner and the horizontal normal fence at the rear and lower corner on the prism.
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강명훈(M. H. Kang),박창현(C. H. Park),김광석(K. S. Kim),변용수(Y. S. Byun),노기덕(K. D. Ro) 한국동력기계공학회 2005 한국동력기계공학회 학술대회 논문집 Vol.- No.-
The suppression of fluid force acting on a square prism near plane wall was studied by attaching fences on the comers of the prism. The height of the fence was 10% of the square width and the range of Reynolds number considered was Re = 2.0 × 10⁴. The experimental parameters were the attaching position and numbers of fences, the space ratios G/B(G/B=0.1~1.2) between prism and plane wall. The average drag coefficients were increased and the average lift coefficients were decreased and increased with the space ratios toward plane wall. The drag of the prism was reduced average 7.6% with the space ratios by attaching the normal fence at the rear and upper comer and the horizontal normal fence at the rear and lower corner on the prism. In this case, the separated flow at the front and upper corner was reattached on the upper side of the prism and the vortex streets between the prism and plane wall were appeared more slowly than that of prism without fences.