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김성규(Sung-Gue Kim),황태규(Tae-Gyu Hwang),박재현(Jae-Hyoun Park),김동균(Dong-Kyoon Kim),권혁상(Hyuk-Sang Kwon) 한국마린엔지니어링학회 2009 한국마린엔지니어링학회 학술대회 논문집 Vol.2009 No.-
Valves has been used widely in various industries. Especially, a ball valve is on of the flow device most frequently employed in a pipeline system. There are many purposes for valve usage in a piping system. one of them is to control the flow rate. For a design of ball valves, it is important to know the characteristics of flows inside a ball valve. In this study, the computation fluid dynamics were conducted to observe flow velocity, flow coefficient and pressure distribution using CFX 11 according to the valve angles and uniform incoming velocity.