Single-Phase Grid Connected DC-AC Inverter

Single Phase DC-AC Inverter designed for injecting power into the Malaysian national grid.

Inverter Specifications:

Converter Type : DC-AC Full-Bridge Bridge Inverter (Grid Connected Single Phase Inverter)

Switching Device : IGBT with diode

Switching Frequency : 10kHz

Moduation Type : SPWM

Controller Type : PI Feedback Control and Phase-Locked Loop

DC Source : DC Source 400V

AC Output Voltage : AC 230Vrms

AC Output Power : 5000W (assume PF = 1; S = P)

Load Type : 230V 50Hz Grid

Filter Type : LCL

(10% collective voltage drop accross grid and inverter side inductors, reactive power absorbed by the capacitor is limited to 5% of the rated power)