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    Publications and Reports
    Benchmark Study on Pellet-Cladding Mechanical Interaction in Light Water Reactor Fuel Volume 2: Validation of Beginning-of-Life Power Ramping (Case 3)

    10.1787/05353d10-en

    Many of the failures that occur in nuclear fuel rods in light water reactors around the world are caused by the phenomenon of mechanical interaction between pellets and cladding (...

    English Nuclear science Light water reactors EGRFP WPRS Nuclear science Benchmark Reactor fuel performance …
    Published date: 12 June 2025
    Activity
    Expert Group on Reactor Fuel Performance (EGRFP)

    Under the guidance of the Working Party on Scientific Issues and Uncertainty Analysis of Reactor Systems (WPRS) the expert group performed from 2011-2024 specific tasks associated with fuel performan...

    Nuclear fuel Reactor physics EGRFP Reactor physics
    Published date: 5 May 2025
    Event
    22nd Meeting of the Working Party on Scientific Issues and Uncertainty Analysis of Reactor Systems (WPRS)
    17 - 21 February 2025
    NEA headquarters (46, quai Alphonse Le Gallo, 92100 Boulogne-Billancourt, France), remote access only under exceptional circumstances

    Under the guidance of the NEA  Nuclear Science Committee (NSC), the Working Party on Scientific Issues and Uncertainty Analysis of Reactor Systems (WPRS) studies the reactor physics, fuel performanc...

    Nuclear science EGRFP EGRRS WPRS Multiphysics Radiation transport and shielding Thermal hydraulics and mechanics EGTHM Reactor physics Reactor fuel performance EGMUP NSC Nuclear science …
    Published date: 27 November 2024
    Activity
    International School on Simulation of Nuclear Reactor Systems (SINUS)

    The International School on Simulation of Nuclear Reactor Systems (SINUS) provides hybrid, hands-on-training encompassing multiphysics modelling and simulation (M&S) and associated validation, verifi...

    Nuclear science EGRFP WPRS Multiphysics Radiation transport and shielding Thermal hydraulics and mechanics EGTHM Reactor physics Reactor fuel performance EGMUP NSC SINUS EGPRS Training …
    Published date: 31 January 2025
    NEA Working Paper
    Experimental Data Requirements for Fuel Performance Modelling
    NEA/WKP(2024)4

    Under the guidance of the Nuclear Energy Agency (NEA) Nuclear Science Committee (NSC), the Working Party on Scientific Issues and Uncertainty Analysis of Reactor Systems (WPRS) studies the reactor ph...

    Nuclear fuel Fuel studies NSC Nuclear science EGRFP WPRS Nuclear science Reactor physics Reactor fuel performance …
    Published date: 12 December 2024
    Activity
    Pellet-Cladding Mechanical Interaction (PCMI) Benchmark

    The aim of the benchmark is to improve understanding and modelling of pellet-cladding mechanical interaction (PCMI) amongst NEA member organisations. This is achieved by comparing PCMI predictions of...

    Nuclear fuel Reactor physics Light water reactors EGRFP Benchmark Reactor physics …
    Published date: 30 May 2024
    Publications and Reports
    Benchmark Study on Pellet-Cladding Mechanical Interaction in Light Water Reactor Fuel: Volume 1. Hypothetical Beginning-of-Life Power Ramps (Cases 1 and 2)

    10.1787/80206f78-en

    Many of the failures that occur in nuclear fuel rods in light water reactors around the world are caused by the phenomenon of mechanical interaction between pellets and cladding (...

    English Nuclear science Light water reactors EGRFP WPRS Nuclear science Benchmark Reactor fuel performance …
    Published date: 30 April 2024
    Event
    21st Meeting of the Working Party on Scientific Issues and Uncertainty Analysis of Reactor Systems (WPRS)
    19 - 23 February 2024
    NEA headquarters (46, quai Alphonse Le Gallo, 92100 Boulogne-Billancourt, France), remote access only under exceptional circumstances

    Under the guidance of the Nuclear Science Committee (NSC), the Working Party on Scientific Issues and Uncertainty Analysis of Reactor Systems (WPRS) studies the reactor physics, fuel performance, an...

    Nuclear science EGRFP EGRRS WPRS Multiphysics Radiation transport and shielding Thermal hydraulics and mechanics EGTHM Reactor physics Reactor fuel performance EGMUP NSC Nuclear science …
    Published date: 29 November 2023
    Activity
    DATabase for IFpe (DATIF)

    Development started on DATIF, the DATabase for IFpe, in 2018 in order to enhance accessibility to the IFPE legacy collection of integral fuel performance experiments data, jointly put together by the...

    Nuclear fuel Physics Fuel studies NSC EGRFP Databases Ancillary data Reactor physics Integral experiments …
    Published date: 12 April 2023
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