Single Phase Inverter for Stand Alone Photovoltaic System

This book introduces an inverter for standalone Photovoltaic systems (SAPVS) using microcontroller implemented to convert the DC PV (Photovoltaic) voltage to AC voltage to be compatible with a normal load. The scenario of this work is that load consumes energy from the sun using PV panel. After that, the converter, inverter, and filter change the power from DC to AC to match the load specifications. The DC-DC converter is used to keep the output voltage constant controlling the switch pulse duration because of the sun irradiation increases and decreases randomly. The inverter used is a single phase inverter which has been implemented using four switches. The inverter input is the converter output. The output of the inverter shows a non-smooth signal as the sine wave. Such the pure sine wave appears after connecting the low pass filter on the inverter output. Simulation work has been carried out using MATLAB/SIMULINK and the result is compared with hardware.