Nonlinear Variable Resistor-Based FCL for Fault Ride-Through Performance Enhancement of DFIG-Based Wind Turbines

Table 1

Study system parameters.

	Parameters	Value
Grid	Rated voltage	20 kV
	Grid frequency	50 Hz
DFIG	Rated active power	2 MW
	Rated voltage	690 V
Transmission line	Resistance	0.27 Ω/km
	Reactance	0.33 Ω/km
	Length	20 km
NVR-based BFCL		0.01 H