Rotor Speed Control of a Direct-Driven Permanent Magnet Synchronous Generator-Based Wind Turbine Using Phase-Lag Compensators to Optimize Wind Power Extraction

Table 1

Wind turbine parameters.

Parameters	Values
Rated power (MW)	2
Cut-in wind speed (m/s)	4
Rated wind speed (m/s)	13
Cut-out wind speed (m/s)	25
Number of rotor blades	3
Rotor area (m^2)	4587
Rotor diameter (m)	76.42
Air density (kg/m^2)	1.225
Optimal power coefficient	0.4