• Title/Summary/Keyword: 실린더 직경과 제트반폭의 비

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Drag and Lift Forces of a Circular Cylinder Located Parallel to a Planar Jet (평면 제트내의 평행하게 놓인 원형 실린더가 받는 항력과 양력)

  • Gang, Sin-Hyeong;Hong, Sun-Sam
    • Transactions of the Korean Society of Mechanical Engineers B
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    • v.20 no.1
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    • pp.369-376
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    • 1996
  • Variations of the drag and lift forces of a circular cylinder in a planar turbulent jet were experimentally investigated. The force was directly measured using the load cell and estimated by integrating the pressure distribution on the cylinder. As the cylinder moves outward from the center of the jet, the direction of lift force changes and the drag force decreases. Reynolds number, the ratio of cylinder's diameter to half width of jet had effect on maximum drag coefficient and the location where the direction of lift changes.