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    NEA Document
    NEA CODAP Project Topical Report: A Review of the "Post-1998" Experience with Thermal Fatigue in Heavy Water and Light Water Reactor Piping Components
    NEA/CSNI/R(2019)13

    Since its inception in 2002, the operating experience with thermal fatigue mechanisms has been an intrinsic aspect of the technical scope of CODAP, which is a joint database project within the Commit...

    Nuclear safety Light water reactors Information, data and knowledge management CSNI PRG Databases CSNI Joint project Safety Technology Safety research …
    Published date: 11 October 2022
    NEA Document
    OECD/NEA X-FEM Benchmark Final Report
    NEA/CSNI/R(2020)11

    This report summarises the work done for the activity: “Benchmark analysis on the eXtended Finite Element Method (X-FEM) calculation technology in its use to evaluate the fracture mechanics stress in...

    WGIAGE Nuclear safety CSNI Safety Technology Safety research …
    Published date: 6 October 2022
    NEA Document
    Specialists Workshop on Advanced Instrumentation and Measurement Techniques for Experiments Related to Nuclear Reactor Thermal Hydraulics and Severe Accidents (SWINTH-2019)
    NEA/CSNI/R(2021)1

    The Specialists Workshop on Advanced Instrumentation and Measurement Techniques for Experiments Related to Nuclear Reactor Thermal Hydraulics and Severe Accidents (SWINTH-2019), co-organised by the S...

    WGAMA Accident analysis and management Nuclear safety research CSNI
    Published date: 5 October 2022
    News
    Prevention, mitigation and management of potential accidents in nuclear power plants

    Prevention, mitigation and management of potential accidents in nuclear power plants

    News brief CFD WGAMA Accident analysis and management CSNI Accident management …
    Published date: 5 October 2022
    NEA Document
    Concepts and Terminology for Protecting Nuclear Installations from Flood Hazards
    NEA/CSNI/R(2020)9

    This report provides insights from a survey of Nuclear Energy Agency (NEA) member countries on the concepts used to establish effective measures to cope with external flooding hazards and on the term...

    Nuclear safety External hazards External hazards and nuclear safety Nuclear safety research CSNI …
    Published date: 5 October 2022
    Activity
    Working Group on Fuel Cycle Safety (WGFCS)

    The objective of the Working Group on Fuel Cycle Safety (WGFCS) is to advance the understanding of relevant aspects of nuclear fuel cycle safety, including: uranium mining and milling; uranium refini...

    WGFCS Fuel cycle facility safety Nuclear safety research CSNI Safety Nuclear fuel cycle …
    Published date: 4 October 2022
    Event
    International Workshop on Process and Safety Improvements Experienced in Fuel Cycle Facilities since 2010
    3 - 4 October 2022
    OECD Nuclear Energy Agency, 46 Quai Alphonse le Gallo, 92100 Boulogne-Billancourt

    The Working Group on Fuel Cycle Safety (WGFCS) of the Nuclear Energy Agency (NEA) Committee on the Safety of Nuclear Installations (CSNI) held an international workshop on Process and Safety Improvem...

    WGFCS Fuel cycle facility safety Nuclear safety research CSNI
    Published date: 3 November 2022
    Other
    Effective Nuclear Regulation and Safety Management in a Pandemic
    Nuclear safety Regulation Nuclear safety research CSNI COVID-19 Nuclear safety regulation …
    Published date: 30 September 2022
    NEA Document
    Prestressed Concrete Reactor Containment Behaviour in Test Condition Taking into Account Ageing Effects (VeRCoRs)
    NEA/CSNI/R(2019)15

    The VeRCoRs facility mock-up is a reactor containment building at 1/3 scale. The mock-up is instrumented so that its behaviour is monitored from the beginning of construction. More than 700 sensors a...

    English WGIAGE Nuclear safety Nuclear safety research CSNI PRG CSNI Safety Safety research …
    Published date: 27 September 2022
    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: 20 July 2022
    Activity
    CSNI Programme Review Group (CSNI PRG)

    The Programme Review Group is established to perform a programme quality review function within the Committee on the Safety of Nuclear Installations (CSNI) and to provide scientific assistance to the...

    Fuel in nuclear safety Risk assessment Accident analysis and management Fuel cycle facility safety Safety of electrical systems External hazards and nuclear safety Nuclear safety research CSNI PRG CSNI Safety of components and structures …
    Published date: 7 July 2022
    NEA Document
    ICDE Topical Report: Collection and Analysis of Intersystem Common-Cause Failure Events
    NEA/CSNI/R(2020)1

    This report presents a study performed on a set of common-cause failure (CCF) events within the International Common-Cause Failure Data Exchange (ICDE) project. The topic of the study was intersystem...

    Nuclear safety Nuclear safety research CSNI
    Published date: 21 June 2022
    News
    Joint NEA-IAEA symposium on probabilistic safety assessment for singular design reactors

    The joint NEA-IAEA symposium hosted by the United Kingdom’s Office for Nuclear Regulation brought together experts to exchange on the use and application of Probabilistic Safety Analysis (PSA) for re...

    News brief IAEA WGRISK Safety assessment CSNI Probabilistic risk assessment Reactor design …
    Published date: 14 June 2022
    News
    Experts discuss nuclear safety and regulatory issues

    CSNI and CNRA held their biannual meetings and a joint session at the NEA headquarters.

    News brief Nuclear installations CNRA Nuclear safety Regulation Nuclear safety research CSNI Nuclear safety regulation …
    Published date: 10 June 2022
    Event
    Joint NEA and IAEA International Symposium on PSA for Reactors of Singular Designs
    7 - 9 June 2022
    Liverpool, United Kingdom

    The Symposium is free of charge for all participants and is scheduled to take place in person at the ONR’s offices near Liverpool in the United Kingdom. 

     

    Key Dates

    31 March 2022  Deadline for a...
    SMR IAEA WGRISK Nuclear safety CSNI Safety Reactor design …
    Published date: 6 April 2022
    News
    Probabilistic safety assessment for singular design reactors

    Joint NEA and IAEA event will explore probabilistic safety assessment for reactors of singular designs

    News brief IAEA WGRISK Safety assessment CSNI Probabilistic risk assessment Reactor design …
    Published date: 28 April 2022
    Event
    Workshop on uncertainties in the assessment of natural hazards (excluding earthquakes)
    19 - 21 April 2022
    Zoom - REGISTRATION CLOSED

    To meet the overall safety objectives and to achieve a balanced plant design, natural hazards have to be considered in the design of nuclear installations. Deriving the strength of such events from a...

    Risk assessment WGEV External hazards and nuclear safety Nuclear safety research CSNI …
    Published date: 15 April 2022
    NEA Document
    Proceedings of the Workshop on Source Term: A Report by the Committee on the Safety of Nuclear Installations Working Group on the Analysis and Management of Accidents
    NEA/CSNI/R(2020)4

    The investigation conducted in the last 15 years on different aspects of Source Term worldwide, and particularly in the context of the Nuclear Energy Agency (NEA) in the form of projects and the Work...

    English WGAMA Accident analysis and management Nuclear safety research CSNI …
    Published date: 14 April 2022
    Publications and Reports
    Reactivity-Initiated Accident Fuel Rod Codes Benchmark Phases I-III: Synthesis Report

    One of the key areas in fuel safety is the analysis of fuel behaviour under reactivity-initiated accident conditions. Reactivity-initiated accident fuel rod codes have been developed for a significan...

    Fuel in nuclear safety English Nuclear safety research CSNI WGFS …
    Published date: 13 April 2022
    Publications and Reports
    Harmonising the Nuclear Licensing Process for Emerging Technologies: A Global Path Forward

    Independent safety regulation has been a hallmark of the global nuclear power sector from its beginnings. Industry and government have long understood the importance of a predictable and adaptable re...

    English Nuclear safety Regulation Policy Brief Nuclear safety research CSNI Regulation of new and advanced reactors SMR Small modular reactors Advanced reactor systems CNRA Nuclear innovation Nuclear safety regulation …
    Published date: 7 April 2022
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