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自耦合射流激励同向气流掺混的数值研究

聂萌萌 张靖周 谭晓茗

聂萌萌, 张靖周, 谭晓茗. 自耦合射流激励同向气流掺混的数值研究[J]. 航空动力学报, 2009, 24(12): 2678-2682.
引用本文: 聂萌萌, 张靖周, 谭晓茗. 自耦合射流激励同向气流掺混的数值研究[J]. 航空动力学报, 2009, 24(12): 2678-2682.
NIE Meng-meng, ZHANG Jing-zhou, TAN Xiao-ming. Numerical investigation on two parallel flows mixing excited by synthetic jets[J]. Journal of Aerospace Power, 2009, 24(12): 2678-2682.
Citation: NIE Meng-meng, ZHANG Jing-zhou, TAN Xiao-ming. Numerical investigation on two parallel flows mixing excited by synthetic jets[J]. Journal of Aerospace Power, 2009, 24(12): 2678-2682.

自耦合射流激励同向气流掺混的数值研究

基金项目: 高等学校博士学科点专项科研基金(20070287040)

Numerical investigation on two parallel flows mixing excited by synthetic jets

  • 摘要: 针对同向两股气流掺混的某一特定物理模型,对自耦合射流作用下的气流掺混过程进行了数值模拟研究以揭示激励参数对于同向两股气流掺混的影响.与未施加自耦合射流激励的掺混过程相比,自耦合射流周期性的吹/吸诱导流场内产生复杂的大尺度涡系结构,使得同向两股气流形成对流型混合,有效缩减了主流核心区长度;随着自耦合激励器驱动频率和驱动振幅的增大,自耦合射流出口附近的涡强度增强,同向两股气流掺混效果得到有效改善.

     

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出版历程
  • 收稿日期:  2008-11-11
  • 修回日期:  2009-03-29
  • 刊出日期:  2009-12-28

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