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    Safety of electrical systems
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    Joint project
    High Energy Arcing Fault Events (HEAF) Project

    A cabinet containing copper bus before the HEAF test (left) and after the test(right). Source: NRC

    Massive electrical discharges, referred to as high energy arcing faults (HEAF), have occurred in nuc...

    Risk assessment Electrical systems Fuel cycle facility safety Safety of electrical systems Nuclear safety research CSNI …
    Published date: 3 February 2025
    Joint project
    Fire Risk Assessment through Innovative Research (FAIR) Project

    Scheme of the DIVA Facility, ASNR

     

    Fire is a significant contributor to overall core damage frequency for both new and old nuclear reactor designs. Furthermore, it may severely affect plant safety i...

    Risk assessment Fuel cycle facility safety Safety of electrical systems Nuclear safety research Joint project Safety research …
    Published date: 3 February 2025
    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: 13 August 2024
    Activity
    Committee on the Safety of Nuclear Installations (CSNI)

    The Committee on the Safety of Nuclear Installations (CSNI) is responsible for NEA programmes and activities that support maintaining and advancing the scientific and technical knowledge base of 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 Safety Safety of components and structures …
    Published date: 10 October 2023
    Joint project
    Fire Propagation in Elementary, Multi-room Scenarios (PRISME) Project

    Electrical cable fire test, IRSN.

     

    The NEA PRISME project addressed in a series of 3 phases from 2006 till 2022 fire risk research. Operating experience shows that fire is one of the highest risks i...

    Risk assessment Fuel cycle facility safety Safety of electrical systems Nuclear safety research
    Published date: 4 October 2023
    NEA Document
    New Devices for Electrical Equipment Replacement/Retrofits and New Build
    NEA/CSNI/R(2021)3

    Recent operating experience in nuclear power plants has shown that there is a safety concern associated with the use of new industrial devices, including digital devices, in safety power systems in b...

    WGELEC Safety of electrical systems Nuclear safety research CSNI
    Published date: 15 May 2023
    Activity
    Working Group on Electrical Power Systems (WGELEC)

    The main mission of the Working Group on the Safety of Electrical Systems (WGELEC) is to advance the current understanding and address safety issues related to electrical systems of nuclear installat...

    WGELEC Safety of electrical systems Nuclear safety research CSNI Safety …
    Published date: 16 February 2021
    News
    Open phase conditions in electrical power systems of nuclear power plants

    The NEA Working Group on Electrical Power Systems (WGELEC) and the IAEA organised a joint workshop on the “Current Implementation Status of Measures to Manage Open Phase Conditions in Electrical Powe...

    News brief Electrical systems WGELEC Safety of electrical systems Nuclear safety research Safety research …
    Published date: 4 November 2020
    Activity
    Task Group on Robustness of Electrical Systems of NPPs (ROBELSYS)

    A Task Group on the Robustness of Electrical Systems of NPPs in Light of the Fukushima Daiichi Accident (ROBELSYS) had been set up to improve the understanding of nuclear power plant electrical syste...

    Electrical systems Safety of electrical systems Nuclear safety research CSNI Safety Safety of components and structures …
    Published date: 22 April 2020
    Activity
    CSNI Task Group on Defence in Depth of Electrical Systems and Grid Interaction (DIDELSYS)

    The NEA Committee on the Safety of Nuclear Installations (CSNI) established a task group to examine Defence in Depth of Electrical Systems and Grid Interaction (DIDELSYS). The DIDELSYS Project, carri...

    Electrical systems Safety of electrical systems Nuclear safety research CSNI Safety Safety of components and structures …
    Published date: 17 April 2020
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