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Activity
Expert Group on Small Modular Reactors (EGSMR)

With the growing importance of SMRs, following the proposal of the CSNI Bureau, the CSNI has decided to create an Expert Group on SMRs (EGSMR), at its 69th meeting held on 2-3 June 2021.

SMR EGSMR Nuclear safety research CSNI
Published date: 7 April 2023
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: 5 April 2023
Activity
FIDES-II Cross-Cutting Pillars

The FIDES-II framework is designed to do more than just produce data on transient fuel behavior and safety related issues. 

Fuel in nuclear safety Nuclear science Nuclear safety research Reactor fuel performance
Published date: 7 March 2023
Activity
Nuclear Safety Research Joint Projects

One of the major achievements of the OECD Nuclear Energy Agency (NEA) is the knowledge it has helped to generate through the organisation of joint international research projects. Such projects, prim...

Nuclear safety Nuclear safety research Joint project
Published date: 2 February 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
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: 5 October 2022
Activity
Working Group on Fuel Cycle Safety (WGFCS)

The objective of the Working Group on Fuel Cycle Safety (WGFCS) is to advance the understanding of relevant aspects of nuclear fuel cycle safety, including: uranium mining and milling; uranium refini...

WGFCS Fuel cycle facility safety Nuclear safety research CSNI Safety Nuclear fuel cycle …
Published date: 4 October 2022
Activity
Working Group on Integrity and Ageing of Components and Structures (WGIAGE)

The main mission of the Working Group on Integrity and Ageing of Components and Structures (WGIAGE) is to advance the current understanding of the relevant aspects related with ensuring the integrity...

Structural materials WGIAGE Nuclear safety research Safety Safety of components and structures …
Published date: 10 August 2022
Activity
Pressurised Water Reactor Main Steam-Line Break (MSLB) Benchmark

This benchmark incorporated full 3-D modelling of the reactor core into system transient codes for best-estimate simulations of the interactions between reactor core behaviour and plant dynamics and ...

Modelling and simulation Thermal hydraulics Verification and validation Nuclear safety research Uncertainty analysis Safety of components and structures Benchmark Thermal hydraulics and mechanics …
Published date: 2 August 2022
Activity
Working Group on Risk Assessment (WGRISK)

The Working Group supports improved uses of Probabilistic Safety Assessment (PSA) in risk-informed regulation and safety management through the analysis of results and the development of perspectives...

Risk assessment WGRISK Nuclear safety research CSNI Safety …
Published date: 20 July 2022
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: 7 July 2022
Activity
Working Group on External Events (WGEV)

The main mission of the Working Group on External Events (WGEV) is to improve the understanding and treatment of external hazards that would support the continued safety performance of nuclear instal...

Risk assessment WGRISK External hazards WGEV External hazards and nuclear safety Nuclear safety research CSNI Safety Risk …
Published date: 10 February 2022
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
Activity
Senior Expert Group on Safety Research Opportunities Post-Fukushima (SAREF)

The Senior Expert Group on Safety Research Opportunities Post-Fukushima (SAREF) was established at the June 2013 CSNI meeting to identify research activities to address safety research knowledge gaps...

Fukushima Fuel cycle facility safety Nuclear safety research CSNI Safety Safety of components and structures …
Published date: 4 February 2021
Activity
Disruptive technologies

Disruptive technologies for nuclear safety applications

Nuclear economics Disruptive technologies Nuclear technology Nuclear innovation Nuclear safety research Innovation Nuclear safety regulation …
Published date: 13 August 2020
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
Activity
Task Group on Advanced Reactor Experimental Facilities (TAREF)

A Task Group on Advanced Reactor Experimental Facilities (TAREF) had been set up to provide an overview of facilities suitable for carrying out safety research on gas-cooled and sodium fast reactors....

Fuel cycle facility safety Nuclear safety research CSNI Safety Safety of components and structures …
Published date: 28 April 2020
Activity
Task Group on Sump Clogging

The Task Group on Sump Clogging had been set up to update the State-of-the-art Report (SOAR) on Knowledge Base for Emergency Core Cooling System Recirculation Reliability issued in 1996, and with foc...

Nuclear safety research CSNI Safety Safety of components and structures
Published date: 28 April 2020
Activity
CSNI Action Plan in the Area of Safety Margins

The CSNI Action Plan in the Area of Safety Margins was set up by the Committee on the Safety of Nuclear Installations (CSNI),

Fuel cycle facility safety Nuclear safety research CSNI Safety Safety of components and structures Operating experience Nuclear safety regulation …
Published date: 27 April 2020
Activity
Task Group on Safety Margin Applications and Assessment (SM2A)

This task group was set up to carry out a pilot project using the methodology propsed in the final SMAP report published in 2007. In this pilot project, the SMAP methodology was applied to the Zion n...

Accident analysis and management Nuclear safety research CSNI Safety Safety of components and structures …
Published date: 27 April 2020