Protective relay system for the first demonstration of the HTS cable and the SFCL in live grid in Korea

  • Seung Ryul Lee*
  • , Jaeyoung Yoon
  • , Byeong Mo Yang
  • , Byongjun Lee
  • *Corresponding author for this work

    Research output: Contribution to journalArticlepeer-review

    3 Citations (Scopus)

    Abstract

    This study proposed a novel power protection system for the application of 22.9 kV HTS cable and SFCL systems to the Icheon substation in South Korea, and studied the protective coordination of the proposed system using a transient simulation program, PSCAD/EMTDC. Korea Electric Power Cooperation (KEPCO) designed and reconstructed the protection system of the Icheon substation based on the results of this study. The 22.9 kV, 50 MVA HTS cable and 22.9 kV, 630 A hybrid SFCL systems have been successfully operated in the live power grid of the Icheon substation since August, 2011.

    Original languageEnglish
    Pages (from-to)286-291
    Number of pages6
    JournalPhysica C: Superconductivity and its Applications
    Volume494
    DOIs
    Publication statusPublished - 2013

    Keywords

    • HTS cable
    • Power system
    • Protection system
    • Protective relay
    • SFCL

    ASJC Scopus subject areas

    • Electronic, Optical and Magnetic Materials
    • Condensed Matter Physics
    • Energy Engineering and Power Technology
    • Electrical and Electronic Engineering

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