Shock wave/boundary layer interference controller

The invention provides a shock wave/boundary layer interference controller. High-static-pressure fluid at the downstream of a turbulent flow separation bag is introduced into a backflow channel, is guided by a fin-shaped vortex generator and then is sprayed out from the upstream of the turbulent flo...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: DING RUNHAN, XIE WENZHONG, ZHANG LU, LIAO KAI, YANG SHUZI
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention provides a shock wave/boundary layer interference controller. High-static-pressure fluid at the downstream of a turbulent flow separation bag is introduced into a backflow channel, is guided by a fin-shaped vortex generator and then is sprayed out from the upstream of the turbulent flow separation bag to generate a vortex, and the vortex structure is used for conveying high-energy fluid to the turbulent flow separation bag so as to reduce flow loss caused by separation. The controller is simple in structure and easy to implement, and an expected effect can be achieved after instance verification. 本发明提出了一种激波/边界层干扰控制器,通过将湍流分离包下游的高静压流体引入回流通道,并经过翅片状涡流发生器导流后从湍流分离包上游喷出产生旋涡,利用此旋涡结构向湍流分离包输送高能流体以减小分离造成的流动损失。本发明结构简单,易于实现,经实例验证后能够取得预期效果。