Analysis of a Three-Phase Grid-Connected PV Power System Using a Modified Dual-Stage Inverter

Table 1

Implementation options of a grid-connected PV power system.

Configurations	Topologies
	Single-stage inverter	Dual-stage inverter	Multistage inverter
Central-plant inverter	✓	✓	✗
Multiple-string DC-DC converter	✗	✗	✓
Multiple-string inverter	✓	✓	✗
Module integrated inverter	✓	✓	✗