Vortex-Induced Vibration Response Bifurcation Analysis of Top-Tensioned Riser Based on the Model of Variable Lift Coefficient

Figure 7

Comparisons of displacement time history of transition process between isolated solution and single solution under different initial conditions.

(a) =0.046, θ=0, multiple solution case

(b) =0.046, θ=0, single solution case

(c) =0.135, θ=0, multiple solution case

(d) =0.135, θ=0, single solution case

(e) =0.38, θ=0, multiple solution case

(f) =0.38, θ=0, single solution case