Three-Phase AC-Stacked PV Inverter Architecture and Output Balancing Control Strategy with Battery under Asymmetrical Irradiance Conditions

Namwon Kim, Mehrdad Biglarbegian, Babak Parkhideh

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

2 Scopus citations

Abstract

This paper presents three-phase AC-stacked photovoltaic (PV) inverter architecture integrated with battery and its output balancing control strategy under asymmetrical irradiance conditions. The main objective of this research is to verify the feasibility of decentralized control scheme in the three-phase AC-stacked PV inverter system and mitigate unbalanced output power caused by asymmetrical irradiance conditions. To keep the benefits of the decentralized control, the proposed output balancing control strategy uses local measurement information captured by individual energy storage inverter members. The proposed system is demonstrated and verified through a control-hardware-in-the-Ioop test.

Original languageEnglish
Title of host publication2018 IEEE Energy Conversion Congress and Exposition, ECCE 2018
PublisherInstitute of Electrical and Electronics Engineers Inc.
Pages2563-2567
Number of pages5
ISBN (Electronic)9781479973118
DOIs
StatePublished - Dec 3 2018
Externally publishedYes
Event10th Annual IEEE Energy Conversion Congress and Exposition, ECCE 2018 - Portland, United States
Duration: Sep 23 2018Sep 27 2018

Publication series

Name2018 IEEE Energy Conversion Congress and Exposition, ECCE 2018

Conference

Conference10th Annual IEEE Energy Conversion Congress and Exposition, ECCE 2018
Country/TerritoryUnited States
CityPortland
Period09/23/1809/27/18

Funding

ACKNOWLEDGMENT This work is supported by Energy Production and Infrastructure Center (EPIC), Electrical and Computer Engineering Department at the University of North Carolina at Charlotte.

FundersFunder number
Energy Production and Infrastructure Center (EPIC), Electrical and Computer Engineering Department at the University of North Carolina at Charlotte

    Keywords

    • Ac-stacked PV inverter
    • Asymmetrical irradiance changes
    • Decentralized control
    • Output balancing control
    • PR-controller based harmonics filter
    • Three-phase grid-tied inverter

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