A Frequency Response Performance based Quantification Method of RES Contribution on the Power System Inertia

  • Gi Ryong Jo
  • , Woo Yeong Choi
  • , Kyung Soo Kook*
  • *Corresponding author for this work

Research output: Contribution to journalJournal articlepeer-review

Abstract

The high Penetration of RES could have a negative effect on the power system stability by reducing its system inertia. As one of its measures, the requirements for frequency response performance of RES has been strengthened by revising the grid code for RES in the Korean power system. In this paper, it is confirmed that the frequency response of the RES can contribute even in the system inertia, and a method for quantifying its contribution on the system inertia based on its frequency response is proposed. The effectiveness of the proposed method is verified by comparing the system inertia derived with the calculated inertia constant of RES with the system inertia derived from the simulated frequency response of the RES integrated power system. The Power Simulation Simulator for Engineering (PSS/E) which is a large-scale power system analysis program was used to model Korean power system integrated with RES for the case studies.

Original languageEnglish
Pages (from-to)568-576
Number of pages9
JournalTransactions of the Korean Institute of Electrical Engineers
Volume70
Issue number4
DOIs
StatePublished - 2021

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

  • Frequency Response
  • Inertia Quantification Method
  • Inertia Response
  • Renewable Energy Source

Quacquarelli Symonds(QS) Subject Topics

  • Engineering - Electrical & Electronic
  • Engineering - Petroleum

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