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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: 13 August 2024
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: 10 October 2023
Joint project
Fire Propagation in Elementary, Multi-room Scenarios (PRISME) Project

Electrical cable fire test, IRSN.

 

The NEA PRISME project addressed in a series of 3 phases from 2006 till 2022 fire risk research. Operating experience shows that fire is one of the highest risks i...

Risk assessment Fuel cycle facility safety Safety of electrical systems Nuclear safety research
Published date: 4 October 2023
Joint project
Fire Risk Assessment through Innovative Research (FAIR) Project

Scheme of the DIVA Facility, IRSN

 

The Fire Risk Assessment through Innovative Research Project is a follow-up of the PRISME project series which addresses new fire scenarios and new topics of inter...

Risk assessment Fuel cycle facility safety Safety of electrical systems Nuclear safety research Joint project Safety research …
Published date: 31 August 2023
NEA Document
New Devices for Electrical Equipment Replacement/Retrofits and New Build
NEA/CSNI/R(2021)3

Recent operating experience in nuclear power plants has shown that there is a safety concern associated with the use of new industrial devices, including digital devices, in safety power systems in b...

WGELEC Safety of electrical systems Nuclear safety research CSNI
Published date: 15 May 2023
Joint project
High Energy Arcing Fault Events (HEAF) Project

A cabinet containing copper bus before the HEAF test (left) and after the test(right). Source: NRC

Massive electrical discharges, referred to as high energy arcing faults (HEAF), have occurred in nuc...

Risk assessment Electrical systems Fuel cycle facility safety Safety of electrical systems Nuclear safety research CSNI …
Published date: 19 April 2023
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
News
Open phase conditions in electrical power systems of nuclear power plants

The NEA Working Group on Electrical Power Systems (WGELEC) and the IAEA organised a joint workshop on the “Current Implementation Status of Measures to Manage Open Phase Conditions in Electrical Powe...

News brief Electrical systems WGELEC Safety of electrical systems Nuclear safety research Safety research …
Published date: 4 November 2020
Activity
Task Group on Robustness of Electrical Systems of NPPs (ROBELSYS)

A Task Group on the Robustness of Electrical Systems of NPPs in Light of the Fukushima Daiichi Accident (ROBELSYS) had been set up to improve the understanding of nuclear power plant electrical syste...

Electrical systems Safety of electrical systems Nuclear safety research CSNI Safety Safety of components and structures …
Published date: 22 April 2020
Activity
CSNI Task Group on Defence in Depth of Electrical Systems and Grid Interaction (DIDELSYS)

The NEA Committee on the Safety of Nuclear Installations (CSNI) established a task group to examine Defence in Depth of Electrical Systems and Grid Interaction (DIDELSYS). The DIDELSYS Project, carri...

Electrical systems Safety of electrical systems Nuclear safety research CSNI Safety Safety of components and structures …
Published date: 17 April 2020