Dynamic Stability Analysis of Autonomous Medium-Voltage Mixed-Source Microgrid

Zhuoli Zhao, Ping Yang, Josep M. Guerrero, Zhirong Xu, Timothy C. Green, Jinyong Lei, Xiaobin Guo, Peng Li

Research output: Contribution to book/anthology/report/conference proceedingArticle in proceedingResearchpeer-review

1 Citation (Scopus)

Abstract

In an autonomous microgrid without connection to the interconnected grid to support the frequency and voltage, it is more complex to control and manage. Thus in order to investigate the dynamic stability of the medium-voltage (MV) microgrid in Dongao Island, a detailed small-signal state-space model of the autonomous MV mixed-source microgrid containing diesel generator set (DGS), grid-supporting battery energy storage system (BESS), squirrel cage induction generator (SCIG) wind turbine and network is developed. Sensitivity analysis is carried out to reveal the dynamic stability margin of the MV microgrid and identify the permissible variations range of the droop coefficients. Finally, the theoretical analysis is verified with time-domain simulation and experimental results.
Original languageEnglish
Title of host publicationProceedings of the 41th Annual Conference of IEEE Industrial Electronics Society, IECON 2015
PublisherIEEE Press
Publication dateNov 2015
Pages001801 - 001806
ISBN (Electronic)978-1-4799-1762-4/15
DOIs
Publication statusPublished - Nov 2015
Event41th Annual Conference of IEEE Industrial Electronics Society, IECON 2015 - Yokohama, Japan
Duration: 9 Nov 201512 Nov 2015
Conference number: 35501XP

Conference

Conference41th Annual Conference of IEEE Industrial Electronics Society, IECON 2015
Number35501XP
Country/TerritoryJapan
CityYokohama
Period09/11/201512/11/2015

Keywords

  • Mixed-source microgrid
  • Eigenvalue analysis
  • Small-signal state-space model
  • Grid supporting control
  • Dynamic stability

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