Higher Period Stochastic Bifurcation of Nonlinear Airfoil Fluid-Structure Interaction

Figure 14

Time histories of the mean 𝜇_𝛼(𝜏) and standard deviation 𝜎_𝛼(𝜏) of the pitch angle 𝛼 due to the random initial condition 𝛼₀.

(a)

(b)

(c)

(d)