Investigation on flow and mixing characteristics of supersonic mixing layer induced by forced vibration of cantilever
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- 作者：Dongdong Zhang ; zhangdd0902@163.com" class="auth_mail" title="E-mail the corresponding author ; Jianguo Tan ; jianguotan@hotmail.com" class="auth_mail" title="E-mail the corresponding author ; Liang Lv
- 关键词：Aerospace propulsion system ; Supersonic mixing layer ; Forced vibration ; Vortex structures ; Mixing characteristics
- 刊名：Acta Astronautica
- 出版年：2015
- 出版时间：December 2015
- 年：2015
- 卷：117
- 期：Complete
- 页码：440-449
- 全文大小：2576 K
文摘
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Fine vortex structures of mixing layer under different vibrations are obtained.
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The indexes measuring mixing efficiency are defined and utilized.
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Numerical velocity profiles agree well with PIV results.
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Forced vibration is responsible for the rapid increase of mixing efficiency.