Table 1: Parameters of the WECS mode.

SymbolDescription

Mass of the tower
Mass of each blade
Inertia of the tower
Inertia of blades
Inertia of the rotor
Generator inertia (low-speed side)
Stiffness of the tower
Stiffness of each blade
Stiffness of the transmission
Number of blades
Length of each blade
Height of the tower
Length of the nacelle
Damping of the tower
Damping of each blade
Damping of the transmission
Rotor external damping
Generator external damping
Gearbox Ratio
Distance to the mass center of the tower
Distance to the mass center of the blade