Impact of reduced system inertia as a result of higher penetration levels of wind generation

Oleksandra Dudurych, Michael Conlon

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

Abstract

As a consequence of higher levels of wind generation on power systems, the inertia which has been provided by conventional synchronous generators is reduced as a result of the introduction of newer, variable speed generators. This includes double-fed induction generators (DFIG) and fully rated converter generators (FRCG). With reduced system inertia, the likelihood of higher rate of change of frequency (RoCoF) levels in response to major system events is increased. Higher RoCoF has possible implications for conventional generation and can cause inadvertent tripping of anti-islanding protection systems. This paper presents the simulation results of a model power system with varying levels of wind generation penetration and examines the possible measures available to enhance inertia. In particular, the paper considers the control system requirements for wind generators providing emulated inertia capabilities.

Original languageEnglish
Title of host publicationProceedings of the Universities Power Engineering Conference
PublisherIEEE Computer Society
ISBN (Electronic)9781479965571
DOIs
Publication statusPublished - 22 Oct 2014
Event49th International Universities Power Engineering Conference, UPEC 2014 - Cluj-Napoca, Romania
Duration: 2 Sep 20145 Sep 2014

Publication series

NameProceedings of the Universities Power Engineering Conference

Conference

Conference49th International Universities Power Engineering Conference, UPEC 2014
Country/TerritoryRomania
CityCluj-Napoca
Period2/09/145/09/14

Keywords

  • double-fed induction generator (DFIG)
  • fixed speed wind turbine (FSWT)
  • fully rated converter generator (FRCG)
  • higher penetration levels of wind generation
  • inertia
  • the rate of change of frequency (RoCoF)
  • variable speed wind turbine (VSWT)

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