Modeling and Parameter Analysis of the OC3-Hywind Floating Wind Turbine with a Tuned Mass Damper in Nacelle

Table 1

Properties of the OC3-Hywind model [16, 18].

Item	Value
Rating	5 MW
Rotor configuration	Upwind, 3 blades
Cut-in, rated, cut-out wind speed	3 m/s, 11.4 m/s, 25 m/s
Total draft below sea water level (SWL)	120 m
Tower base above SWL	10 m
Hub height above SWL	90 m
Nacelle dimension (length, width, height)	14.2 m, 2.3 m, 3.5 m
Platform diameter above taper	6.5 m
Platform diameter below taper	9.4 m
Rotor nacelle assembly (RNA) mass	350,000 kg
Tower mass	249,718 kg
Platform mass	7,466,000 kg
Number of mooring lines	3
Depth to fairleads below SWL	70 m
Baseline control in Region 3	GSPI and constant torque