Developing Control Strategy for PV-Based Distributed Generator for Enhancing Frequency Regulation of Microgrid

Table 1

Transformer ratings.

Transformer	Power (kVA)	Voltage Ratio (HV/LV)	Rcc (pu)	Xcc (pu)
T1	1500	Y13800/220Y	3	3
T2	1500	Y13800/220Y	3	3
T3	4,000	YG69000/13800D1	15	15
TB	55	D1900/220Y	3	6
TG	3,500	Yg13800/2400D1	15	15
TPV	1,000	Yg13800/250D1	12	3
TDC1–2	15	Y220/150Y	3	6