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Fluid-Structure Interactions at Supersonic Speeds

Normalized sound pressure levels acquired on the floor of a rectangular cavity immersed in a Mach 2 flow highlight the dependence of the cavity orientation with respect to the approaching flow.

Fluid-Structure Interactions at Supersonic Speeds image1

Applying shear stress sensitive liquid crystals to the cavity floor and surrounding surface, reveals regions of flow separation and vortical activity.

 

 

 

Fluid-Structure Interactions at Supersonic Speeds image2Fluid-Structure Interactions at Supersonic Speeds image2