Control of three phase grid connected photovoltaic power systems

Ahmed S. Khalifa, Ehab F. El-Saadany

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

26 Scopus citations

Abstract

This paper proposes a control methodology for interfacing medium and large photovoltaic (PV) arrays to the power system distribution grid. First, the structure of the PV system in grid-connected mode is introduced. It consists of a PV array in addition to a power conditioning system for grid interfacing purposes. The power conditioning system is composed of a DC-DC boost converter, followed by a current controlled Voltage Source Inverter (VSI). The system was controlled to inject a clean sinusoidal current into the grid. Maximum power point tracking (MPPT) and PV cell modeling will be discussed as well. After that, simulation results of the system using MATLAB SIMULINK are presented. Finally, a case study was conducted to examine the effect of the interfacing transformer topology on the system during fault conditions.

Original languageBritish English
Title of host publicationICHQP 2010 - 14th International Conference on Harmonics and Quality of Power
DOIs
StatePublished - 2010
Event14th International Conference on Harmonics and Quality of Power, ICHQP 2010 - Bergamo, Italy
Duration: 26 Sep 201029 Sep 2010

Publication series

NameICHQP 2010 - 14th International Conference on Harmonics and Quality of Power

Conference

Conference14th International Conference on Harmonics and Quality of Power, ICHQP 2010
Country/TerritoryItaly
CityBergamo
Period26/09/1029/09/10

Keywords

  • Control
  • Maximum power point tracking
  • Photovoltaic power systems
  • Pulse width modulated inverters

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