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    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: 7 March 2023
    News
    Progress in reactivity-initiated accident research

    Two new reports from the WGFS highlight the latest developments in RIA research.

    News brief Fuel studies Accident analysis and management Nuclear safety research CSNI WGFS Safety research …
    Published date: 30 November 2022
    NEA Document
    Reactivity Initiated Accident Benchmark Phase III Report
    NEA/CSNI/R(2020)10

    Following the recommendations from the technical workshop on “Nuclear Fuel Behaviour during Reactivity-Initiated Accidents” organised by the Nuclear Energy Agency (NEA) in September 2009, a first ben...

    Fuel studies Nuclear safety Nuclear technology Nuclear security Nuclear safety research CSNI PRG CSNI Safety CNRA Uncertainty analysis Nuclear safety regulation WGFS …
    Published date: 18 October 2022
    Publications and Reports
    State-of-the-art Report on Nuclear Fuel Behaviour Under Reactivity-initiated Accident Conditions (RIA SOAR)

    As a follow-up to the 2010 NEA report Nuclear Fuel Behaviour under Reactivity-initiated Accident (RIA) Conditions: State-of-the-art Report 2010, this report presents the state-of-the-art knowledge on...

    Fuel in nuclear safety English Nuclear fuel Nuclear safety Nuclear safety research WGFS Safety research …
    Published date: 17 October 2022
    Publications and Reports
    CSNI Technical Opinion Paper No. 19 - Applicability of Nuclear Fuel Safety Criteria to Accident-Tolerant Fuel Designs

    Following the accident at the Fukushima Daiichi Nuclear Power Plant, many countries began funding research and development on nuclear fuel designs with enhanced accident tolerance (ATFs). ATFs have i...

    Fuel in nuclear safety English Nuclear safety research Accident tolerant fuels WGFS Technical Opinion Papers …
    Published date: 18 July 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
    Activity
    Working Group on Fuel Safety Margins (WGFSM)

    This working group's objective was to advance the current understanding and to address safety issues related to fuel safety margins, in particular to systematically assess the technical basis for cur...

    Fuel in nuclear safety Nuclear fuel WGFCS Fuel cycle facility safety Nuclear safety research CSNI Safety WGFS …
    Published date: 29 April 2020
    NEA Document
    Phenomena Identification and Ranking Table: R&D Priorities for Loss-of-Cooling and Loss-of-Coolant Accidents in Spent Nuclear Fuel Pools
    NEA/CSNI/R(2017)18
    The main objective of the report is to identify research and development priorities related to loss-of-cooling and loss-of-coolant accidents in spent fuel pools. This is done by applying a PIRT proc...
    English Spent fuel Nuclear safety research CSNI WGFS …
    Published date: 11 June 2018
    NEA Document
    Pellet-Cladding Interaction (PCI) in Water-Cooled Reactors: Proceedings of a WGFS Workshop
    NEA/CSNI/R(2018)9

    This report documents the proceedings of the Workshop on Pellet-Cladding Interaction (PCI) in Water-Cooled Reactors held in Lucca, Italy on 22-24 June 2016. The workshop was organised jointly by the ...

    English Nuclear safety research CSNI Proceedings WGFS …
    Published date: 11 June 2018
    NEA Document
    Report on Fuel Fragmentation, Relocation and Dispersal (FFRD)
    NEA/CSNI/R(2016)16

    Since the time of the first LOCA experiments, which were largely conducted with fresh fuel, changes in the fuel design, the introduction of new cladding materials and in particular the move to high b...

    English Nuclear safety research CSNI WGFS
    Published date: 10 October 2016
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