34th Congress of the International Council of the Aeronautical Sciences

03.2 - Experimental Aerodynamics

SURFACE VISUALISATION OF TIME AVERAGED FLOW BEHAVIOUR AROUND RIGID AND FLEXIBLE HEMISPHERES UTILISING UV SENSITIVE OIL

N. Menakath¹, N.J. Lawson¹, G.A. Vio, Defence Science and Technology Group, Australia; ¹The University of Sydney, Australia

Testing has been conducted to provide a comparison between the surface flow characteristics around a thin walled, flexible hemisphere and a rigid hemisphere immersed in a turbulent boundary layer, to observe the variance due to fluid-structure interactions. This work is applicable to design of use morphing structures externally on the fuselage of aircraft, such as for usage as a sensor shroud.


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