한국항공우주학회지 (Journal of the Korean Society for Aeronautical & Space Sciences)

  • 제30권3호
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  • Pages.57-63
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  • 2002
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  • 1225-1348(pISSN)
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  • 2287-6871(eISSN)
한국항공우주학회 (The Korean Society for Aeronautical and Space Sciences)
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논문 : 이산와류법을 사용한 지면근처에서의 2 차원 비정상 와류면 전개연구

Papers : A Study on the Evolution of 2-D Unsteady Vortex Sheets in Ground Effect Using a Discrete Vortex Method

  • 발행 : 2002.05.31
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초록

지면효과를 받는 와류면의 2차원 비정상 전개를 이산와류법을 사용하여 연구하였다. 와류면이 말리는 정확한 형상을 얻기 위하여, 두 개의 평활기법을 비교하였다. 타원형 하중분포를 가지는 지면가까이에 있는 날개의 후류말림에 대하여 본 연구 방법을 적용하였다. 날개가 지면가까이 비행할 때, 지면효과로 인하여 와류가 날개길이방향으로 이동하였으며 날개익단부근에서 와류면의 늘림운동이 발생하였다.

키워드

참고문헌

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