Modeling and Coordinated Control Strategy of Large Scale Grid-Connected Wind/Photovoltaic/Energy Storage Hybrid Energy Conversion System

Table 1

Wind energy conversion system component parameters.

Parameter	Value
Wind turbine
Rated power	2 MW
Cut in speed (cut out speed)	6.2 m/s (21.5 m/s)
Rated speed	11 m/s
Doubly fed induction generator (DFIG)
Rated power	2 MW
Rated voltage	0.69 kV
Stator resistance (resistance)	0.04 pu (0.1 pu)
Rotor resistance (reactance)	0.01 pu (0.1 pu)
Inertia	75 kg·m^2
Proportional and integral gain of controller
of speed controller	1
of speed controller	0.1
of pitch angle controller	150
of pitch angle controller	25
of power controller	4
of power controller	0.1
of current controller	0.0496
of current controller	0.0128