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벽면 열전달을 고려한 항공기 노즐 표면의 온도 변화 연구
강동우(D.W. Kang),김인덕(I.D. Kim),장민욱(M.U. Jang),명노신(R.S. Myong),김원철(W.C. Kim) 한국전산유체공학회 2013 한국전산유체공학회 학술대회논문집 Vol.2013 No.5
The temperature changes on nozzle surface are investigated for the purpose of analysing the infrared signature level of aircraft propulsion system. A virtual subsonic aircraft is first selected and then a convergent nozzle, which meets the mission requirements, is designed. Using a compressible CFD code, an analysis of thermal flow field and nozzle surface temperature distribution is conducted. Finally, qualitative information for the effect of wall heat transfer on temperature changes of aircraft nozzle surface is obtained.