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    News
    Loss of Forced Coolant (LOFC) joint project extended to 2027

    The project brings together seven NEA member countries.

    News brief Generation IV reactors Gas-cooled reactors Accident analysis and management Nuclear safety research CSNI Joint project Accident management …
    Published date: 24 April 2025
    Joint project
    Experiments on Source Term for Delayed Releases (ESTER) Project

    CHIP experimental facility to study fission product transport and deposition in the primary circuit. Photo: ASNR

    Following several years of experimental research on source term analysis conducted und...

    Accident analysis and management Nuclear safety research CSNI Joint project Accident management …
    Published date: 24 April 2025
    Event
    Pipe Integrity Workshop
    23 - 25 September 2025
    Paris, France

    The Metal Subgroup of the NEA Working Group on Integrity and Ageing of Components and Structures (WGIAGE) will organise the Pipe Integrity Workshop to:

    • Present the outcomes from the three piping int...
    Nuclear installations WGIAGE Nuclear safety Regulation Nuclear safety research LTO CSNI …
    Published date: 8 April 2025
    NEA Document
    ICDE Project report: Lessons learnt from common-cause failures of motor-operated valves
    NEA/CSNI/R(2021)7

    This report presents a study performed on a set of common cause failure (CCF) events of motor operated valves (MOV) within the International Common Cause Failure Data Exchange (ICDE) project. In July...

    Nuclear safety Nuclear safety research CSNI PRG Databases CSNI Joint project Safety …
    Published date: 7 April 2025
    Activity
    Working Group on Fuel Safety (WGFS)

    The main mission of the Working Group on Fuel Safety (WGFS) is to advance the current understanding and address cross-cutting issues related to fuel behaviour in accident conditions, including work o...

    Fuel in nuclear safety Nuclear fuel Fuel studies WGAMA WGFCS Fuel cycle facility safety Nuclear safety research CSNI Safety WGFS …
    Published date: 4 April 2025
    Joint project
    International Common-cause Failure Data Exchange (ICDE) Project

    Scheme showing the technical scope of NEA ICDE project activities, NEA 

    Common-cause failure (CCF) events can significantly affect the availability of safety systems of nuclear power plants. In recog...

    Risk assessment Nuclear safety research CSNI Probabilistic risk assessment
    Published date: 4 April 2025
    NEA Document
    ICDE Topical Report Operational Experience on Common-Cause Failures due to External Environmental Factors
    NEA/CSNI/R(2020)15

    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 external fa...

    Nuclear safety Nuclear technology Nuclear safety research CSNI PRG Databases CSNI Joint project Safety Safety research …
    Published date: 4 April 2025
    News
    Loss of Forced Coolant joint project extended

    Participants  in the NEA joint project Loss of Forced Coolant (LOFC) discussed key experimental findings on 10-11 March 2025.

    News brief Accident analysis and management Nuclear safety research CSNI Joint project Gas-cooled reactors Accident management …
    Published date: 2 April 2025
    News
    Advancing the CSNI Code Validation Matrix: Extension for novel technologies

    The CSNI Code Validation Matrix (CCVM) is a repository of nuclear data and identified phenomena used to run tests, experiments and other procedures to ensure safety assessments and related operationa...

    News brief Accident analysis and management Nuclear safety research Safety assessment CSNI Safety Risk Risk assessment Accident management …
    Published date: 25 March 2025
    NEA Document
    NEA Kappa Workshop on Earthquake Ground Motions on Rock Sites 25-28 May 2021
    NEA/CSNI/R(2023)10

    The objective of this “Kappa Workshop on Earthquake Ground Motions on Rock Sites” (held remotely from 25-28 May 2021), organised by the NEA Working Group on Integrity and Ageing of Components and Str...

    WGIAGE Nuclear safety Nuclear safety research CSNI PRG CSNI …
    Published date: 17 March 2025
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