Fig. 11

Variations of the Flutter velocity (U cr) for the different values of the preset angle of attack (\(\alpha _{pre}(^\circ )\)) and Frequency ratio (\(\overline{\omega }\)).
Variations of the Flutter velocity (U cr) for the different values of the preset angle of attack (\(\alpha _{pre}(^\circ )\)) and Frequency ratio (\(\overline{\omega }\)).