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Sustained System Oscillation by Malicious Cyber Attacks on Distributed Energy Resources

  • Rojan Bhattarai
  • , Sheikh Jakir Hossain
  • , Junjian Qi
  • , Jianhui Wang
  • , Sukumar Kamalasadan

Research output: Chapter in Book/Report/Conference proceeding › Conference contribution › peer-review

18 Scopus citations

Abstract

In conventional power grids, the power system stabilizer (PSS) is designed to damp low-frequency oscillations. With the increasing penetration of distributed energy resources (DER), the power system dynamics is continuously changing and the damping control design for PSS should be reconsidered. This paper demonstrates a cyber attack scenario in which the design flaws of the PSS are exploited and the power output of the DER is manipulated to cause sustained oscillations or even system instability. Test results on the Kundur two-area system with aggregated DER have shown that the proposed attack scenario can cause high-amplitude sustained oscillations. As a sustained oscillation mitigation methodology, dissipative energy flow (DEF) based technique has been implemented to detect the source of forced oscillation.

Original languageEnglish
Title of host publication2018 IEEE Power and Energy Society General Meeting, PESGM 2018
PublisherIEEE Computer Society
ISBN (Electronic)9781538677032
DOIs
StatePublished - Dec 21 2018
Event2018 IEEE Power and Energy Society General Meeting, PESGM 2018 - Portland, United States
Duration: Aug 5 2018 → Aug 10 2018

Publication series

NameIEEE Power and Energy Society General Meeting
Volume2018-August
ISSN (Print)1944-9925
ISSN (Electronic)1944-9933

Conference

Conference2018 IEEE Power and Energy Society General Meeting, PESGM 2018
Country/TerritoryUnited States
CityPortland
Period08/5/18 → 08/10/18

Keywords

  • Cyber attack
  • Cybersecurity
  • Distributed energy resources (DER)
  • Power system stabilizer (PSS)
  • Stability
  • Sustained oscillation.

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