An effective control strategy for transitional hypersonic boundary layers

被引:3
|
作者
Yu, Jiaming [1 ]
Chen, Wangqiao [1 ]
Huang, Xun [1 ]
Zhu, Yiding [1 ]
Lee, Cunbiao [1 ]
机构
[1] Peking Univ, Collaborat Innovat Ctr Adv Aeroengine, State Key Lab Turbulence & Complex Syst, Beijing 100871, Peoples R China
关键词
STABILIZATION;
D O I
10.1063/5.0166945
中图分类号
O3 [力学];
学科分类号
08 ; 0801 ;
摘要
An effective control strategy is studied in this work to reduce aerodynamic heating inside transitional hypersonic boundary layers, which is of both scientific significance and practical importance. The experiments show that the use of grooved wavy walls covered with an acoustic transparent film can successfully reduce the growth of Mack's second mode, which delays transition and results in significant reduction of aerodynamic heating.
引用
收藏
页数:5
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