• Title/Summary/Keyword: 반경험적 해석도구

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Study on the Correction of a Wing-tail Interference Effect in a Semi-empirical Aerodynamic Analysis Tool (반경험적 공력 해석도구의 주날개-꼬리날개 간섭 효과 보정에 대한 연구)

  • Lee, Dae-Yeon;Kim, Jae-Hyun;Kang, Dong-Gi
    • Journal of the Korean Society for Aeronautical & Space Sciences
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    • v.49 no.2
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    • pp.85-93
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    • 2021
  • In this paper, the aerodynamic characteristics of general tail controlled missile were predicted and corrected the result using semi-empirical analysis tool. The cause of the error was confirmed by comparing the aerodynamic characteristics prediction result of the semi-empirical analysis tool with the wind tunnel test result, and the main error factor of the semi-empirical analysis tool was the interference component between the main wing and the tail wing. The semi-empirical analysis results were corrected using the wind tunnel test results and the computational analysis results, and it was confirmed that the corrected data agrees well with the wind tunnel test results. Through this study, it was confirmed that the wing-tail interference component correction is needed when predicting the aerodynamic characteristics of a general tail controlled missile using a semi-empirical analysis tool.