Impact of Self-healing Control on Reliability Evaluation in Distribution System with Microgrid

Qihuan Dong, Jiaojiao Dong, Lin Zhu, Paychuda Kritprajun, Yunting Liu, Yilu Liu, Leon M. Tolbert, Joshua C. Hambrick, Kevin Schneider, Stuart Laval

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

2 Scopus citations

Abstract

As two effective ways to enhance power system reliability, self-healing control and microgrids have been implemented in advanced distribution systems. This paper presents a quantitative approach to assess the benefits of deploying self-healing control and/or a microgrid in improving distribution system reliability. The proposed method utilizes time-sequential Monte Carlo simulation method and further integrates the service restoration and three-phase power flow constraints to accommodate practical distribution system complexity. To reduce the computation burden in searching for optimal service restoration strategy, this paper proposes a heuristic algorithm to find a practical service restoration strategy according to the topology constraints and the constraints of three-phase power flow. Tests on a four-feeder distribution system show that both the system-level reliability and the critical load level reliability are significantly improved after deploying the self-healing control and microgrid.

Original languageEnglish
Title of host publicationProceedings of 2021 IEEE PES Innovative Smart Grid Technologies Europe
Subtitle of host publicationSmart Grids: Toward a Carbon-Free Future, ISGT Europe 2021
PublisherInstitute of Electrical and Electronics Engineers Inc.
ISBN (Electronic)9781665448758
DOIs
StatePublished - 2021
Event11th IEEE PES Innovative Smart Grid Technologies Europe, ISGT Europe 2021 - Espoo, Finland
Duration: Oct 18 2021Oct 21 2021

Publication series

NameProceedings of 2021 IEEE PES Innovative Smart Grid Technologies Europe: Smart Grids: Toward a Carbon-Free Future, ISGT Europe 2021

Conference

Conference11th IEEE PES Innovative Smart Grid Technologies Europe, ISGT Europe 2021
Country/TerritoryFinland
CityEspoo
Period10/18/2110/21/21

Funding

This work was primarily supported by U.S. Department of Energy Grid Modernization Lab Consortium. This work also made use of Engineering Research Center shared facilities supported by the Engineering Research Center Program of the National Science Foundation and the Department of Energy under NSF Award Number [EEC-1041877] and the CURENT Industry Partnership Program.

Keywords

  • distributed energy resources
  • distribution system
  • microgrid
  • recloser
  • reliability
  • self-healing system

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