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이천석(Cheon-Suk Lee),이원욱(Won-Uk Lee),장성철(Sung-Cheol Jang),이중섭(Chung-Seob Yi) 한국기계가공학회 2017 한국기계가공학회지 Vol.16 No.1
This study is about the development and revision of a blower design for a ventilation system. In this study, to describe the flow in the 4000CMM grade blower, 3-dimensional steady-state turbulence was assumed to govern the flow equation. The flow field with velocity distribution according to the elbow duct of the ventilation system is also compared. Finally, vibration was observed in the blower at the installation to ventilation system. The cause was due to a problem in the manufacturing process of the airfoil type impeller.