Variable Torque Control of Offshore Wind Turbine on Spar Floating Platform Using Advanced RBF Neural Network

Table 1

NREL 5 MW turbine model properties.

Power rating	5 MW
Rotor orientation, Configuration	Upwind, 3 blades
Control	Variable speed, variable pitch, active yaw
Rotor, hub diameter	126 m, 3 m
Hub height	90 m
Cut-in, rated, cut-out wind speed	3 m/s, 11.4 m/s, 25 m/s
Rated rotor, generator speed	12.1 rpm, 1173.7 rpm
Rotor mass	110000 kg
Optimal tip-speed-ratio	7.55
Blade operation	Pitch to feather
Maximum blade pitch rate	8°/s
Rated generator torque	43,093 Nm
Maximum generator torque	47,402 Nm

Using the turbine model data from [16].