http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
김광석(K. S. Kim),안재민(J. M. An),김효봉(H. B. Kim),강명훈(M. H. Kang),노기덕(K. D. Ro) 한국동력기계공학회 2005 한국동력기계공학회 학술대회 논문집 Vol.- No.-
The fluid force reduction of a square prism having fences on the comer was studied by the measuring the drag and lift acting on the prism and by the visualization experiment of the flow around the prism The height of the fence was 10% of the square width and the range of Reynolds number considered was from Re=0.9×10⁴ to Re=2.1×10⁴. The drag of the prism was reduced about 6.8% and the amplitude of the lift was reduced by attaching two normal fences on the rear comers of the prism. In this case, the separated flow at the front comers was reattached on the upper and lower sides of the prism and the vortex streets at the wake region were appeared more slowly than that of the prototype prism.