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    Pressurised water reactors
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    Activity
    Benchmark Based on NUPEC Pressurised Water Reactor (PWR) Subchannel and Bundle Tests (PSBT)

    An approach similar to the OECD/NRC Boiling Water Reactor Full-size Fine-mesh Bundle Tests (BFBT) Benchmark was adopted by dividing the benchmark activity into phases.

    Reactor physics Nuclear science Thermal hydraulics Multiphysics Benchmark Reactor physics Pressurised water reactors Multiphysics …
    Published date: 2 August 2022
    Activity
    VVER-1000 Coolant Transient (V1000CT) Benchmarks

    The overall objective of the VVER-1000 Coolant Transient (V1000CT) Benchmark was to assess computer codes used in the safety analysis of water-water energetic reactor (VVER) power plants, specificall...

    Verification Multiphysics Benchmark Reactor physics Pressurised water reactors …
    Published date: 2 August 2022
    Activity
    Benchmark for Uncertainty Analysis in Best-Estimate Modelling for Design, Operation and Safety Analysis of Light Water Reactors (LWR-UAM)

    The goal of the Benchmark for Uncertainty Analysis in Best-Estimate Modelling for Design, Operation and Safety Analysis of Light Water Reactors (LWR-UAM) is to determine the uncertainty in light wate...

    Modelling and simulation Reactor physics Light water reactors Verification and validation Validation Uncertainty quantification Uncertainty analysis Benchmark Reactor physics Pressurised water reactors …
    Published date: 5 July 2022
    Activity
    Expert Group on Uncertainty Analysis in Modelling (EGUAM)

    The expert group provided advice to the Working Party on Scientific Issues of Reactor Systems (WPRS) on the scientific development needs (data and methods, validation experiments, scenario studies) o...

    EGUAM Boiling water reactors Nuclear science Light water reactors WPRS Reactor physics Modelling and simulation Reactor physics Uncertainty quantification Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 27 October 2021
    Publications and Reports
    Nuclear Safety Research Support Facilities for Existing and Advanced Reactors: 2021 Update

    Experimental facilities in nuclear energy are key to addressing safety issues. The recent loss of some critical infrastructure, from facilities to industry expertise, has therefore become a concern f...

    English Boiling water reactors Molten salt reactors Nuclear safety Light water reactors Safety Advanced reactors Safety research Sodium-cooled reactor Gas-cooled reactors Pressurised heavy water reactors Pressurised water reactors …
    Published date: 8 September 2021
    Publications and Reports
    Physics of Plutonium Recycling - Volume III

    The quality of the isotopic composition of plutonium fuel degrades as the number of recycles increases in thermal reactors, requiring an increase in the total loading necessary in mixed plutonium-ura...

    English Nuclear science Plutonium Liquid metal reactors Advanced reactors Reactor physics Recycling and reuse Reactor physics NSC Gas-cooled reactors Fuel cycle technology Fuel cycle physics and chemistry Pressurised water reactors …
    Published date: 17 November 2020
    Activity
    Benchmark for Uncertainty Analysis in Best-Estimate Modelling (UAM) for Design, Operation and Safety Analysis of Light Water Reactors (LWRs) workshops

    The Benchmark for Uncertainty Analysis in Best-Estimate Modelling (UAM) for Design, Operation and Safety Analysis of Light Water Reactors (LWRs) is an international high-visibility benchmark for unce...

    Boiling water reactors Light water reactors Reactor physics Modelling and simulation Reactor physics Verification and validation Verification Validation Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 30 September 2020
    Joint project
    Bubbler Condenser Project

    There are several VVER-440/213* type nuclear power plants operating in the Czech Republic, Hungary, Slovak Republic, Russia and Ukraine. VVER-440/213 pressurised water reactors (PWRs) have a pressure...

    Risk assessment Accident analysis and management Fuel cycle facility safety Nuclear safety research Joint project Safety of components and structures Accident management Pressurised water reactors Risk …
    Published date: 22 April 2020
    Joint project
    Plant Safety Monitoring and Assessment System (PLASMA) Project

    Under an agreement with the Japan Atomic Energy Research Institute, (JAERI), the NEA supported an international research project with the goal of developing a plant safety monitoring and assessment s...

    Risk assessment Accident analysis and management Nuclear safety research Joint project Accident management Pressurised water reactors Safety research …
    Published date: 22 April 2020
    Joint project
    PSB-VVER Project

    The PSB-VVER is a large-scale thermal-hydraulics testing facility operated by the Electrogorsk Research and Engineering Centre (EREC) in Russia. The PSB-VVER Project was intended to provide the exper...

    Risk assessment Accident analysis and management Thermal hydraulics Nuclear safety research CSNI Joint project Safety of components and structures Codes and programs Pressurised water reactors Safety research …
    Published date: 22 April 2020
    Event
    Benchmark for Uncertainty Analysis in Best-Estimate Modelling (UAM) for Design, Operation and Safety Analysis of LWRs - Workshop 13 (LWR-UAM-13)
    13 - 17 May 2019
    Oak Ridge, United States
    Boiling water reactors Light water reactors Reactor physics Modelling and simulation Reactor physics Verification and validation Verification Validation Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 18 December 2020
    Event
    Benchmark for Uncertainty Analysis in Best-Estimate Modelling (UAM) for Design, Operation and Safety Analysis of LWRs - Workshop 12 (LWR-UAM-12)
    16 - 17 May 2018
    Lucca, Italy
    Boiling water reactors Light water reactors Reactor physics Modelling and simulation Reactor physics Verification and validation Verification Validation Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 18 December 2020
    NEA Document
    Solving Thermal Hydraulic Safety Issues for Current and New Pressurised Water Reactor Design Concepts: Primary Coolant Loop Test Facility (PKL2) Project – Final Report
    NEA/CSNI/R(2017)6

    For many years, extensive experimental investigations into the system response of pressurised water reactors (PWRs) under accident conditions have been being conducted at the large-scale Primärkreisl...

    English Nuclear safety research CSNI Pressurised water reactors
    Published date: 17 January 2018
    Event
    Benchmark for Uncertainty Analysis in Best-Estimate Modelling (UAM) for Design, Operation and Safety Analysis of LWRs - Workshop 11 (LWR-UAM-11)
    10 - 12 May 2017
    Erlangen, Germany
    Boiling water reactors Light water reactors Reactor physics Modelling and simulation Reactor physics Verification and validation Verification Validation Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 18 December 2020
    Event
    Benchmark for Uncertainty Analysis in Best-Estimate Modelling (UAM) for Design, Operation and Safety Analysis of LWRs - Workshop 10 (LWR-UAM-10)
    1 - 3 June 2016
    Villigen, Switzerland
    Boiling water reactors Light water reactors Reactor physics Modelling and simulation Reactor physics Verification and validation Verification Validation Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 18 December 2020
    NEA Document
    International Benchmark on Pressurised Water Reactor Sub-channel and Bundle Tests - Volume III: Departure from nucleate boiling
    NEA/NSC/R(2015)7

    The need to refine models for best-estimate calculations based on good-quality experimental data has arisen for various nuclear applications. One of the most extensive and valuable databases availabl...

    English Nuclear science WPRS Multiphysics Thermal hydraulics and mechanics EGTHM Reactor physics Reactor physics NSC Nuclear science Benchmark Pressurised water reactors …
    Published date: 2 October 2015
    Event
    Benchmark for Uncertainty Analysis in Best-Estimate Modelling (UAM) for Design, Operation and Safety Analysis of LWRs - Workshop 9 (LWR-UAM-9)
    20 - 22 May 2015
    Madrid, Spain
    Boiling water reactors Light water reactors Reactor physics Modelling and simulation Reactor physics Verification and validation Verification Validation Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 18 December 2020
    Event
    Benchmark for Uncertainty Analysis in Best-Estimate Modelling (UAM) for Design, Operation and Safety Analysis of LWRs - Workshop 8 (LWR-UAM-8)
    14 - 16 May 2014
    Garching, Germany
    Boiling water reactors Light water reactors Reactor physics Modelling and simulation Reactor physics Verification and validation Verification Validation Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 21 December 2020
    Event
    Benchmark for Uncertainty Analysis in Best-Estimate Modelling (UAM) for Design, Operation and Safety Analysis of LWRs - Workshop 6 (LWR-UAM-6)
    9 - 11 May 2012
    Karlsruhe, Germany
    Boiling water reactors Light water reactors Reactor physics Modelling and simulation Reactor physics Verification and validation Verification Validation Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 18 December 2020
    NEA Document
    OECD/NRC Benchmark Based on NUPEC Pressurised Water Reactor Sub-channel and Bundle Tests (PSBT) - Volume I: Experimental database and final problem specifications
    NEA/NSC/DOC(2012)1

    Based on the success of the OECD/NRC BFBT Benchmark, Japan released data based on the NUPEC PWR Sub-channel and Bundle Tests (PSBT) Benchmark and asked Pennsylvania State University (PSU) in the Unit...

    English Nuclear science WPRS Multiphysics EGTHM Reactor physics Multiphysics Reactor physics NSC Nuclear science Benchmark Pressurised water reactors …
    Published date: 4 January 2012
    Event
    Benchmark for Uncertainty Analysis in Best-Estimate Modelling (UAM) for Design, Operation and Safety Analysis of LWRs - Workshop 5 (LWR-UAM-5)
    13 - 15 April 2011
    Stockholm, Sweden
    Boiling water reactors Light water reactors Reactor physics Modelling and simulation Reactor physics Verification and validation Verification Validation Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 18 December 2020
    Event
    Benchmark for Uncertainty Analysis in Best-Estimate Modelling (UAM) for Design, Operation and Safety Analysis of LWRs - Workshop 4 (LWR-UAM-4)
    13 - 15 April 2010
    Pisa, Italy
    Boiling water reactors Light water reactors Reactor physics Modelling and simulation Reactor physics Verification and validation Verification Validation Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 18 December 2020
    Event
    Benchmark for Uncertainty Analysis in Best-Estimate Modelling (UAM) for Design, Operation and Safety Analysis of LWRs - Workshop 3 (LWR-UAM-3)
    29 April 2009 - 1 May 2009
    University Park/State College, Pennsylvania, United States
    Boiling water reactors Light water reactors Reactor physics Modelling and simulation Reactor physics Verification and validation Verification Validation Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 18 December 2020
    Event
    Benchmark for Uncertainty Analysis in Best-Estimate Modelling (UAM) for Design, Operation and Safety Analysis of LWRs - Workshop 2 (LWR-UAM-2)
    2 - 4 April 2008
    Garching, Germany
    Boiling water reactors Light water reactors Reactor physics Modelling and simulation Reactor physics Verification and validation Verification Validation Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 18 December 2020
    Publications and Reports
    Physics of Plutonium Recycling - Volume VIII

    The NEA has studied multiple recycling issues associated with various reactor systems fuelled with mixed-oxide (MOX) and published a series of computational physics benchmarks. This has led to improv...

    English Nuclear science Plutonium Liquid metal reactors Advanced reactors Reactor physics Recycling and reuse Reactor physics NSC Gas-cooled reactors Fuel cycle technology Fuel cycle physics and chemistry Pressurised water reactors …
    Published date: 21 June 2007
    Event
    Benchmark for Uncertainty Analysis in Best-Estimate Modelling (UAM) for Design, Operation and Safety Analysis of LWRs - Workshop 1 (LWR-UAM-1)
    10 - 11 May 2007
    Paris, France
    Boiling water reactors Light water reactors Reactor physics Modelling and simulation Reactor physics Verification and validation Verification Validation Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 18 December 2020
    Publications and Reports
    VVER-1000 Coolant Transient Benchmark - Phase 1 (Vol. 2)

    In the field of coupled neutronics/thermal-hydraulics computation there is a need to enhance scientific knowledge in order to develop advanced modelling techniques for new nuclear technologies and co...

    English Reactor physics Nuclear science Multiphysics Benchmark Reactor physics Pressurised water reactors Multiphysics …
    Published date: 30 June 2006
    Event
    Uncertainty Analysis in Modelling Workshop (UAM-2006)
    28 - 29 April 2006
    Pisa, Italy
    Boiling water reactors Light water reactors Reactor physics Modelling and simulation Reactor physics Verification and validation Verification Validation Uncertainty analysis Benchmark Pressurised water reactors …
    Published date: 18 December 2020
    Publications and Reports
    VVER-1000 MOX Core Computational Benchmark

    The United States and the Russian Federation have each agreed to dispose of 34 tonnes of weapons-grade plutonium that are beyond their defence needs. One effective way to dispose of this plutonium is...

    English Modelling and simulation Reactor physics Nuclear science Nuclear science Benchmark Pressurised water reactors …
    Published date: 20 January 2006
    Publications and Reports
    Pressurised Water Reactor Main Steam Line Break (MSLB) Benchmark - Volume IV

    This benchmark is based on a well-defined problem concerning a pressurised water reactor (PWR) main steam line break, which may occur as a consequence of the rupture of one steam line upstream of the...

    English Modelling and simulation Nuclear science Thermal hydraulics Verification and validation Nuclear safety research Uncertainty analysis Safety of components and structures Benchmark Thermal hydraulics and mechanics Pressurised water reactors …
    Published date: 19 November 2003
    NEA Document
    Answers to Remaining Questions on Bubbler Condenser
    NEA/CSNI/R(2003)12

    Activity report of the OECD NEA Bubbler Condenser Steering Group, January 2003

    English Risk assessment Fuel cycle facility safety Nuclear safety research CSNI Safety of components and structures Pressurised water reactors Risk Safety research …
    Published date: 31 March 2003
    Publications and Reports
    Physics of Plutonium Recycling - Volume VII

    The commercial recycling of plutonium as PUO2/UO2 mixed-oxide (MOX) fuel is an established practice in pressurised water reactors (PWRs) in several countries, the main motivation being the consumptio...

    English Nuclear science Plutonium Liquid metal reactors Advanced reactors Reactor physics Recycling and reuse Reactor physics NSC Gas-cooled reactors Fuel cycle technology Fuel cycle physics and chemistry Pressurised water reactors …
    Published date: 10 March 2003
    Publications and Reports
    VVER-1000 Coolant Transient Benchmark - Phase 1 (Vol. 1)

    In the field of coupled neutronics/thermal-hydraulics computation there is a need to enhance scientific knowledge in order to develop advanced modelling techniques for new nuclear technologies and co...

    English Reactor physics Nuclear science Multiphysics Benchmark Reactor physics Pressurised water reactors …
    Published date: 31 December 2003
    Publications and Reports
    Pressurised Water Reactor Main Steam Line Break (MSLB) Benchmark - Volume III

    This benchmark is based on a well-defined problem concerning a pressurised water reactor (PWR) main steam line break, which may occur as a consequence of the rupture of one steam line upstream of the...

    English Modelling and simulation Nuclear science Thermal hydraulics Verification and validation Nuclear safety research Uncertainty analysis Safety of components and structures Benchmark Thermal hydraulics and mechanics Pressurised water reactors …
    Published date: 22 November 2002
    Publications and Reports
    Physics of Plutonium Recycling - Volume VI

    Although the recycling of plutonium as thermal mixed-oxide (MOX) fuel in pressurised water reactors (PWRs) is now well-established on a commercial scale, many physics questions remain. The main quest...

    English Nuclear science Plutonium Liquid metal reactors Advanced reactors Reactor physics Recycling and reuse Reactor physics NSC Gas-cooled reactors Fuel cycle technology Fuel cycle physics and chemistry Pressurised water reactors …
    Published date: 23 October 2002
    NEA Document
    Bubbler Condenser-Related Research Work: Present Situation
    NEA/CSNI/R(2001)3

    September 2000

    English Risk assessment Fuel cycle facility safety Nuclear safety research CSNI Safety of components and structures Pressurised water reactors Risk Safety research …
    Published date: 5 February 2001
    Publications and Reports
    Pressurised Water Reactor Main Steam Line Break (MSLB) Benchmark - Volume II

    The benchmark is based on a well-defined problem concerning a PWR main steam line break, which may occur as a consequence of the rupture of one steam line upstream of the main steam isolation valves....

    English Modelling and simulation Nuclear science Thermal hydraulics Verification and validation Nuclear safety research Uncertainty analysis Safety of components and structures Benchmark Thermal hydraulics and mechanics Pressurised water reactors …
    Published date: 22 December 2000
    Publications and Reports
    Pressurised Water Reactor Main Steam Line Break (MSLB) Benchmark - Volume I

    Since the beginning of benchmark activities, two benchmark workshops took place. The first was held in Madrid, Spain (June 1998), and the second in Garching near Munich, Germany (March 1999). It was ...

    English Nuclear science Nuclear safety research Safety of components and structures Thermal hydraulics and mechanics Modelling and simulation Thermal hydraulics Verification and validation Uncertainty analysis Nuclear science Benchmark Pressurised water reactors …
    Published date: 1 January 1999
    NEA Document
    Status of the Bubbler Condenser Containment System for the Reactors of the VVER-440/213 Type
    NEA/CSNI/R(1998)13
    English Risk assessment Fuel cycle facility safety Nuclear safety research CSNI Safety of components and structures Pressurised water reactors Risk Safety research …
    Published date: 1 January 1998
    Publications and Reports
    Physics of Plutonium Recycling - Volume V

    Studies on fast reactors have historically concentrated on their capability to use plutonium produced in thermal reactors as initial fuel, and subsequently their capacity to produce electricity while...

    English Nuclear science Plutonium Liquid metal reactors Advanced reactors Reactor physics Recycling and reuse Reactor physics NSC Gas-cooled reactors Fuel cycle technology Fuel cycle physics and chemistry Pressurised water reactors …
    Published date: 1 November 1996
    Publications and Reports
    Physics of Plutonium Recycling - Volume I

    Attitudes towards plutonium management vary from country to country and from utility to utility: some regard plutonium as a liability and others as a valuable source of energy.

    The purpose of this st...

    English Nuclear science Plutonium Liquid metal reactors Advanced reactors Reactor physics Recycling and reuse Reactor physics NSC Gas-cooled reactors Fuel cycle technology Nuclear science Fuel cycle physics and chemistry Pressurised water reactors …
    Published date: 1 November 1995
    Publications and Reports
    Physics of Plutonium Recycling - Volume II

    The quality of the isotopic composition of plutonium fuel degrades as the number of recycles increases in thermal reactors. There are in addition incentives to better utilise fuel by increasing the b...

    English Nuclear science Plutonium Liquid metal reactors Advanced reactors Reactor physics Recycling and reuse Reactor physics NSC Gas-cooled reactors Fuel cycle technology Fuel cycle physics and chemistry Pressurised water reactors …
    Published date: 19 July 1995
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