• Title/Summary/Keyword: 샤프 핀

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A Study on Hear Transfer around a Sharp Fin in Supersonic Flow (초음속 유동내 돌출된 핀 근방의 열전달 연구)

  • Song, Ji-Woon;Yu, Man-Sun;Cho, Hyung-Hee
    • Journal of the Korean Society for Aeronautical & Space Sciences
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    • v.35 no.10
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    • pp.927-933
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    • 2007
  • Heat transfer characteristic near a sharp fin was studied in a supersonic flow. Mach number and the Reynolds number were 3 and $5{\times}10^7$ respectively. Infra-red thermography was used to obtain the variation of surface heat transfer coefficient distribution. The angles of attack were ranged from $12.5^{\circ}$ to $20^{\circ}$ and the numerical analysis and the oil flow method were conducted to understand flow fields near a sharp fin.

A Study of Heat Transfer in Supersonic Flow Field on a Sharp Fin Shape (Sharp Fin에 의한 초음속 유동장내 열전달 변화 연구)

  • Song, Ji-Woon;Yu, Man-Sun;Cho, Hyung-Hee
    • Proceedings of the Korean Society of Propulsion Engineers Conference
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    • 2006.11a
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    • pp.371-374
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    • 2006
  • Heat transfer characteristic near a sharp fin in a supersonic flow was studied. Infra-red thermography was used to obtain the variation of surface heat transfer coefficient distribution. The attack angle of fin is ranged from $10^{\circ}\;to\;20^{\circ}$ and the oil flow method was also conducted to understand a flow field near a sharp fin.

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