Krylov subspace based model reduction method for transient simulation of active distribution grid

Chengshan Wang, Hao Yu, Peng Li, Chengdi Ding, Chongbo Sun, Xiaolong Guo, Fei Zhang, Yilin Zhou, Zhaorong Yu

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

9 Citations (Scopus)

Abstract

With the increasing integration of distributed generation, distribution grids are evolving from passive networks to active grids. The existence of DGs and energy storage devices makes the transient simulation of active distribution grids more meaningful compared with that of traditional distribution grids, but at the same time limits the simulation speed and system scale. This paper presents a passivity-guaranteed model order reduction method based on Krylov subspace theory for active distribution grids. Then simulations are performed using the IEEE 123-node test feeder, proving that the proposed method is feasible as a powerful tool in typical applications of the transient simulation of active distribution grids.

Original languageEnglish
Title of host publication2013 IEEE Power and Energy Society General Meeting, PES 2013
DOIs
Publication statusPublished - 2013
Externally publishedYes
Event2013 IEEE Power and Energy Society General Meeting, PES 2013 - Vancouver, BC, Canada
Duration: 21 Jul 201325 Jul 2013

Publication series

NameIEEE Power and Energy Society General Meeting
ISSN (Print)1944-9925
ISSN (Electronic)1944-9933

Conference

Conference2013 IEEE Power and Energy Society General Meeting, PES 2013
Country/TerritoryCanada
CityVancouver, BC
Period21/07/1325/07/13

Keywords

  • active distribution grid
  • Krylov subspace
  • model order reduction
  • PRIMA
  • transient simulation

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