Higher Period Stochastic Bifurcation of Nonlinear Airfoil Fluid-Structure Interaction

Figure 7

Time histories of the mean 𝜇_𝛼(𝜏) and standard deviation 𝜎_𝛼(𝜏) of the pitch angle 𝛼 due to the random frequency ratio 𝜔.

(a)

(b)

(c)

(d)