Research on the drag reduction performance induced by the counterflowing jet for waverider with variable blunt radii
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- 作者：Shi-bin Lia ; Zhen-guo Wanga ; George N. Barakosb ; Wei Huanga ; gladrain2001@163.com" class="auth_mail" title="E-mail the corresponding author ; Rene Steijlb
- 关键词：Hypersonic ; Variable ; Blunt ; Waverider ; Lift-to-drag ratio ; Counterflowing jet
- 刊名：Acta Astronautica
- 出版年：2016
- 出版时间：October-November 2016
- 年：2016
- 卷：127
- 期：Complete
- 页码：120-130
- 全文大小：4062 K
文摘
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The variable blunt radii method can improve 3% for L/D performance.
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The counterflowing jet can reduce the drag of blunt waverider.
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The aperture can improve the aero-heating environment of blunt waverider.
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The combination of variable blunt radii method and counterflowing jet can improve 4–5% for L/D performance.
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There is the optimal P0in/P0 to make the blunt waverider having the best aerodynamic characteristics.