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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
NEA Document
Behaviour of Iodine Project 3: Final Summary Report
NEA/CSNI/R(2020)14

The present report summarises the main results and learnings from the third phase of the NEA Behaviour of Iodine Project (BIP-3), which was conducted between 2016 and 2019 by the Canadian Nuclear Lab...

Nuclear safety State-of-the-art report Nuclear safety research CSNI PRG CSNI Joint project Safety Safety research CNRA Nuclear safety regulation …
Published date: 15 February 2023
NEA Document
Evaluation of Design and Monitoring Requirements for Vibrations in Safety-Related Fluid Systems
NEA/CSNI/R(2020)2

In order to reach a better understanding of countries’ different approaches to the evaluation of vibrations detected in piping systems and components, the NEA Committee on the Safety of Nuclear Insta...

Nuclear safety Nuclear safety research CSNI PRG CSNI Safety CNRA WGIAGE …
Published date: 15 February 2023
NEA Document
Advancing the Robustness of Electrical Power Systems of Nuclear Power Plants
NEA/CSNI/R(2020)8

The aim of this report is to examine whether there are any international variations in the electrical power system designs (“design variations”) of nuclear power plants that affect the system respons...

CNRA Nuclear safety WGELEC Nuclear safety research CSNI PRG CSNI Safety Nuclear safety regulation …
Published date: 13 January 2023
Activity
Working Group on Analysis and Management of Accidents (WGAMA)

The Working Group on the Analysis and Management of Accidents (WGAMA) is responsible for activities related to potential accidental situations in nuclear power plants, including the following technic...

Risk assessment WGAMA Accident analysis and management Nuclear safety research CSNI Safety Accident management Risk …
Published date: 9 January 2023
Joint project
Studsvik Cladding Integrity Project (SCIP)

Left: Scheme of Studsvik LOCA test facility Right: Microstructure of fragmented nuclear fuel, Studsvik

Fuel in nuclear safety Nuclear fuel Fuel cycle facility safety Nuclear safety research CSNI Back-end …
Published date: 7 December 2022
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: 30 November 2022
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
Joint project
Benchmark Study of the Accident at the Fukushima Daiichi Nuclear Power Station (BSAF) Project

Units 1 and 2 End of Fukushima Daiichi Nuclear Power Station of Tokyo Electric Power Company Holdings (4th October, 2011). Photo: Tokyo Electric Power Company Holdings

The Benchmark Study of the Acci...

Accident analysis and management Thermal hydraulics Nuclear safety research CSNI Accident management …
Published date: 25 November 2022
Joint project
Preparatory Study on Analysis of Fuel Debris (PreADES) Project

End state of debris in the units 1-3 of Fukushima Daiichi Nuclear Power Station of Tokyo Electric Power Company Holdings. Photo: Japan Atomic Energy Agency

The Preparatory Study on Analysis of Fuel D...

Fukushima Accident analysis and management Nuclear safety research CSNI Safety Safety research …
Published date: 25 November 2022