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고온 챔버의 노즐형상에 따른 섬유가공기 유동 및 열전달 해석
박선명(Sun Myung Park),박태선(Tae Seon Park) 한국전산유체공학회 2015 한국전산유체공학회지 Vol.20 No.3
Turbulent flow and heat transfer characteristics of textile machine are numerically investigated. To examine the influence of flow structures on the drying performance of fabrics, the nozzle shape of high temperature chamber is changed. For several nozzles, flow and heat transfer characteristics are discussed. The results show that the drying performance is improved by controlling the angle and arrangement of nozzles corresponding to different drying conditions. This feature is strongly related to the enhancement of turbulent fluctuations and secondary flows.