MURRG, 다수기 PSA 규제검증 기술개발 사업단

Korea Atomic Energy Research Institue

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Objective & Contents

  • Objective

    Development of SRA regulatory verification model standardization guidance and APR1400 PSA model

  • Contents

    Second year (2018): Development of single unit Level 1 PSA modelling update procedure & seismic PSA modelling procedure and APR1400 Level 1 PSA model

    Third year (2019): Development of low power-shutdown PSA modelling procedure & multi unit PSA modelling procedure and APR1400 PSA model for the SRA

    Fourth year (2020): Development of APR1400 low power & shutdown PSA model and APR1400 PSA model update for the SRA

    Fifth year (2021): APR1400 low power & shutdown PSA model update and technical support for model integration

Research in 2018

Update of APR1400 regulatory Level 1 single unit PSA model

  • Update of MPAS-APR1400 Model
  • Development of single unit Level 1 PSA modelling procedure

    Establishment of the base rule for single unit Level 1 regulatory PSA model update

    Development of guideline single unit Level 1 regulatory PSA model update

  • Update of MPAS-APR1400 Model
  • Development of Seismic PSA modelling Procedure

    Development of a seismic PSA modelling guidelines

    Development of a seismic PSA modelling example according to the guidelines for education

  • Developments of a multi unit PSA modelling procedure (draft)

    Development of a multi unit PSA modelling draft guidelines and exercise example

FTeMC (Fault Tree estimation by Monte-Carlo), SiTER (Splitter and integrator for Total Estimation of site Risk)

Expected Contributions

  • Providing PSA modelling guidelines to standardize the regulatory PSA model (single unit, multi unit, seismic, low power-shutdown) for the SR

Researcher profile

  • E-mail mjhwang@kaeri.re.kr
  • Tel.+82-42-868-2832

Meejeong HWANG

  • Career

    1991~1993, Reactor Safety Research Division in KAERI, Researcher

    1994~1995, AECL Canada (, Researcher

    1995.4~2016, Integrated Safety Assessment Division in KAERI, Senior Researcher

    2017~, Risk-Environmental Safety Research Division in KAERI, Principal Researcher

  • Researchers
    No. Name Position No. Name Position
    1 Sang-Hoon Han Principal Researcher 3 Dae-il KANG Principal Researcher
    2 Seung-Cheol Jang Principal Researcher 4 Ho-Gon LIM Principal Researcher