• Title/Summary/Keyword: 평행 초음속-아음속 후류

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Numerical Study on the Mixing Enhancement of Parallel Supersonic-subsonic Wakes Using Wall Cavities (공동을 이용한 초음속-아음속 평행류에서의 혼합증대에 관한 수치적 연구)

  • Moon, Seong-Mok;Chang, Se-Myong;Kim, Chong-Am;Lee, Kyoung-Hoon;Kim, In-Soo;Ahn, Su-Hong;Woo, Kwan-Je
    • Proceedings of the Korean Society of Propulsion Engineers Conference
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    • 2010.05a
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    • pp.353-356
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    • 2010
  • A computational study on the enhancement of parallel supersonic-subsonic mixing wakes is conducted and compared with available experimental data. The first aim of the present work is to show a direct comparison between numerical predictions and equivalent experimental data for the baseline case. The Pitot pressure distribution data are in good agreement between computation and experiment, and the results show that Menter's SST model with the compressibility correction gives the best performance. Further we investigate the effects of primary parameters such as the position of the cavity, and the arrangement of the cavity at the given flow condition.

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