Grid Connected Single-Phase Bidirectional Inverter with MPPT Tracker

Authors: M.Srikanth, S. Tarakalyani, Poonam Upadhyay

Abstract

This study is focused on Grid Connected Single-Phase Bidirectional Inverter with Boost Maximum Power Point Tracker (MPPT). By using PV system and a DC-DC boost converter with MPPT generate power that power utilized by the dc applications .Whenever surplus power is available that power sell to grid, When sun intensity is in bad condition we can buy the power from a grid, a bidirectional inverter is required to control the power flow between dc bus and ac grid. It also proposes (MPPT) algorithm is used to track the maximum power of PV cell. In this grid connected inverter, inverter can be operated with pulse switching and unipolar PWM switching and a suitable LC filters. Simulation results show that the model can effectively realize the actual physical characteristics of a Grid Connected Single-Phase Bidirectional Inverter with Boost Maximum Power Point Tracker (MPPT).

Index Terms

Photovoltaic system, MPPT, boost converter, bidirectional inverter, grid-connection and unipolar PWM switching.

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Grid Connected Single-Phase Bidirectional Inverter with MPPT Tracker