A Design of Distributed Secondary Control for Stability Improvement in High-Capacity Inverter Testing of Islanded AC Microgrid

Khang C. Nguyen, Mario Palendeng, Behrooz Bahrani, Suresh N. Thennadil

Research output: Chapter in Book/Report/Conference proceedingConference Paper published in Proceedingspeer-review

Abstract

A modern islanded Microgrid (MG) faces more challenges due to not only a large number of DGs integrated into the system, but also a high demand in electricity usage at some periods of time. To improve the stability of the MG, a distributed containment-based control algorithm, together with a consensus control is proposed in high power converter-based islanded MG for keeping the output voltage within the permissible range, maintaining frequency at its rated value, and keeping the active/reactive power ratios among distributed generations (DGs) at the same time. The system stability is analyzed based on the small-signal model of the MG in the presence of the secondary control layer. In addition, according to the small-signal model, the effect of secondary control parameters and line impedances to the MG are investigated. Various simulation scenarios are conducted, based on MATAB/ SIMULINK software to validate the efficiency of the proposed controllers.

Original languageEnglish
Title of host publicationProceedings - 2022 IEEE Sustainable Power and Energy Conference, iSPEC 2022
EditorsEhsan Pashajavid, Dowon Kim, Sumedha Rajakaruna, Ahmed Abu-Siada
Place of PublicationPiscataway
PublisherIEEE, Institute of Electrical and Electronics Engineers
Pages1-5
Number of pages5
ISBN (Electronic)978-1-6654-8522-7
ISBN (Print)978-1-6654-8523-4
DOIs
Publication statusPublished - 2022
Event4th IEEE Sustainable Power and Energy Conference, iSPEC 2022 - Curtin University, Perth, Australia
Duration: 4 Dec 20227 Dec 2022

Publication series

NameProceedings - 2022 IEEE Sustainable Power and Energy Conference, iSPEC 2022

Conference

Conference4th IEEE Sustainable Power and Energy Conference, iSPEC 2022
Country/TerritoryAustralia
CityPerth
Period4/12/227/12/22

Bibliographical note

Funding Information:
This work was supported by the Charles Darwin International PhD Scholarship (CDIPS). 978-1-6654-8522-7/22/$31.00 ©2022 Crown

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