Identification method for crosswind nonlinear aerodynamic damping model parameters in tall slender structures considering non-Gaussian response induced by self-excitation

Key Points

• The model reveals significant effects of self-excitation on aerodynamic damping in slender structures, affecting stability.
• Key evidence shows that incorporating non-Gaussian response leads to improved parameter estimation for aerodynamic models.
• Observational analysis across various structural conditions examines the impact of wind factors on model parameters.
• The approach supports the need for accurate aerodynamic modeling, highlighting potential improvements in structural safety.