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    News
    Advancing the treatment of uncertainties in risk analysis

    The NEA held a workshop on the topic in Madrid, Spain.

    News brief WGRISK Nuclear safety Probabilistic risk assessment Safety research …
    Published date: 3 April 2025
    News
    Shaping the future of nuclear safety: 25 years of work on risk assessment

    The NEA Working Group on Risk Assessment met in Paris to mark its 25th anniversary and to discuss the ongoing and future activities.

    Risk assessment News brief WGRISK Nuclear safety Nuclear safety research Safety assessment Safety Probabilistic risk assessment …
    Published date: 31 March 2025
    NEA Document
    Status Report on Reliability of Thermal-Hydraulic Passive Systems
    NEA/CSNI/R(2021)2

    Passive thermal-hydraulic systems are widely used in nuclear reactor safety and design. For example, primary circuits in existing boiling and pressurised water reactors are designed to take advantage...

    English WGAMA WGRISK Nuclear safety Accident analysis and management Nuclear technology Nuclear safety research CSNI PRG CSNI Safety Risk assessment Thermal hydraulics Accident management …
    Published date: 26 November 2024
    Activity
    Working Group on Risk Assessment (WGRISK)

    The Working Group supports improved uses of Probabilistic Safety Assessment (PSA) in risk-informed regulation and safety management through the analysis of results and the development of perspectives...

    Risk assessment WGRISK Nuclear safety research CSNI Safety …
    Published date: 13 March 2024
    NEA Document
    Digital I&C PSA – Comparative Application of Digital I&C Modelling Approaches for PSA
    NEA/CSNI/R(2021)14

    In June 2017, the NEA Committee on the Safety of Nuclear Installation (CSNI) approved the Working Group on Risk Assessment (WGRISK) activity Digital I&C PSA – Comparative application of Digital Instr...

    English WGRISK Digital instrumentation Nuclear safety research Probabilistic risk assessment …
    Published date: 6 February 2024
    NEA Document
    Digital I&C PSA – Comparative Application of Digital I&C Modelling Approaches for PSA - Appendices B0-B6
    NEA/CSNI/R(2021)14/ADD

    During the 28-30 January 2019 meeting on Digital I&C PSA – Comparative application of Digital Instrumentation and Control (I&C) Modelling Approaches for Probabilistic Safety Assessment (PSA) hosted b...

    English WGRISK Digital instrumentation Nuclear safety research Probabilistic risk assessment …
    Published date: 6 February 2024
    NEA Document
    Use of NEA Database Projects Operating Experience Data for Probabilistic Safety Assessment
    NEA/CSNI/R(2020)12

    As noted in the Joint CSNI/CNRA Strategic Plan and Mandates (NEA, 2019), the safe operation of current, new and advanced nuclear facilities is a key challenge for nuclear regulators and technical saf...

    WGRISK Nuclear safety Nuclear safety research CSNI PRG Databases CSNI Joint project Safety Risk Nuclear safety regulation …
    Published date: 11 December 2023
    News
    Discussing dynamic probabilistic safety assessment and its role in risk-informed decision making

    International workshop convened experts in the field to United States.

    Risk assessment News brief Deterministic safety assessment WGRISK Nuclear safety research Probabilistic risk assessment …
    Published date: 20 November 2023
    Event
    International Workshop on Dynamic Probabilistic Safety Assessment and its Role in Risk-Informed Decision Making
    16 - 17 November 2023
    US Nuclear Regulatory Commission, 11555 Rockville Pike, Rockville, MD 20852, United States
    Risk assessment WGRISK Nuclear safety research
    Published date: 10 October 2023
    News
    Sharing experience in safety assessment of nuclear facilities for combinations of external hazards

    Experts attended NEA event in France.

    Risk assessment WGRISK Nuclear safety External hazards WGEV External hazards and nuclear safety Nuclear safety research Probabilistic risk assessment …
    Published date: 14 September 2023
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