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On-line System Identification of Power System Linear Models

  • J. A. Moreno-Corbea*
  • , M. R.A. Paternina*
  • , D. Rodales
  • , R. Reyes
  • , F. Zelaya
  • , A. Zamora
  • , C. Toledo
  • , C. Castrillón
  • , A. Sánchez
  • *Corresponding author for this work
  • Universidad Nacional Autónoma de México
  • Universidad Michoacana de San Nicolas de Hidalgo
  • U. Nuevo León
  • Utk
  • Universidad Industrial de Santander
  • Universidad Nacional de Colombia Medellin
  • Cinvestav

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

1 Scopus citations

Abstract

This paper deals with the provision of adequate testing simulation environments to facilitate the evaluation of new system identification techniques to enhance power system stability. It develops and implements a testing architecture for online system identification approaches, taking advantage of the use of two well-known computational programs (MatlabTM and DIgSILENT PowerFactoryTM). To ensure a reliable and optimal system identification, this platform exploits a mutually beneficial relationship among four well-established mathematical techniques (discrete Fourier transform, Teager-Kaiser energy operator, the fast Fourier transform, and eigensystem realization algorithm). Their symbioses can capture the synchrophasor information, detect the right disturbance instant, optimally extract the dominant frequency, and properly identify the Markov parameters that assemble the descriptor form of Multiple-Input and Multiple-Output (MIMO) linear systems for modeling modern power grids. Numerical results unveil the potential for recreating the real behavior of power systems; in particular, the proposed architecture can deal with any system identification technique to be tested.

Original languageEnglish
Title of host publication2023 IEEE Power and Energy Society General Meeting, PESGM 2023
PublisherIEEE Computer Society
ISBN (Electronic)9781665464413
DOIs
StatePublished - 16 Jul 2023
Externally publishedYes
Event2023 IEEE Power and Energy Society General Meeting, PESGM 2023 - Orlando, United States
Duration: 16 Jul 202320 Jul 2023

Publication series

Name2023 IEEE Power & Energy Society General Meeting (PESGM)

Conference

Conference2023 IEEE Power and Energy Society General Meeting, PESGM 2023
Country/TerritoryUnited States
CityOrlando
Period16/07/2320/07/23

UN SDGs

This output contributes to the following UN Sustainable Development Goals (SDGs)

  1. SDG 7 - Affordable and Clean Energy
    SDG 7 Affordable and Clean Energy

Keywords

  • Online system identification
  • Teager-Kaiser energy operator
  • disturbance detection instant
  • eigensystem realization algorithm
  • frequency computation
  • phasor estimation

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