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    Safety of electrical systems
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    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
    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
    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
    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
    NEA Document
    ICDE Project Report: Collection and Analysis of Common-Cause Failures of Level Measurement Components
    NEA/CSNI/R(2008)8

    Common-cause failure (CCF) events can significantly impact the availability of safety systems of nuclear power plants. For this reason, the International Common-Cause Failure Data Exchange (ICDE) Pro...

    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 1 July 2008
    NEA Document
    ICDE Project Report: Collection and Analysis of Common-cause Failures of Control Rod Drive Assemblies
    NEA/CSNI/R(2013)4

    The purpose of the ICDE Project is to allow multiple countries to collaborate and exchange common cause failure (CCF) data to enhance the quality of risk analyses that include CCF modelling. Because ...

    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 3 July 2013
    NEA Document
    ICDE Project Report: Collection and Analysis of Common-cause Failures of Centrifugal Pumps
    NEA/CSNI/R(2013)2

    The purpose of the International Common Cause Data Exchange (ICDE) Project is to allow multiple countries to collaborate and exchange Common Cause Failure (CCF) data to enhance the quality of risk an...

    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 4 July 2013
    NEA Document
    Workshop on the Collection and Analysis of Emergency Diesel Generator Common-Cause Failures Impacting Entire Exposed Populations: International Common-Cause Failure Data Exchange (ICDE) Project Report
    NEA/CSNI/R(2017)8

    This report documents a study performed on a set of common-cause failure (CCF) events for diesel generators. The events were derived from the International CCF Data Exchange (ICDE) database and the s...

    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 24 August 2017
    NEA Document
    Lessons Learnt from Common-Cause Failure of Emergency Diesel Generators in Nuclear Power Plants: A Report from the International Common-Cause Failure Data Exchange (ICDE) Project
    NEA/CSNI/R(2018)5

    This report documents a study performed on a set of common-cause failure (CCF) events of Emergency Diesel Generators (EDG) at nuclear power plants. In May 2000, the ICDE Project published a report su...

    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Safety Safety of components and structures Safety research Risk assessment …
    Published date: 26 September 2018
    NEA Document
    Workshop on Collection and Analysis of Common-Cause Failures due to External Factors: International Common-Cause Failure Data Exchange (ICDE) Project Report
    NEA/CSNI/R(2015)17

    In the light of the TEPCO Fukushima accident, this report documents a study performed on a set of common-cause failure (CCF) events due to external factors, meaning that not only storms and hurricane...

    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 20 October 2015
    NEA Document
    Collection and Analysis of Common-cause Failures of Heat Exchangers: International Common-cause Failure Data Exchange (ICDE) Project Report
    NEA/CSNI/R(2015)11

    This report documents a study performed on a set of ICDE events related to heat exchangers. The events studied here had been collected in the ICDE database. Organisations from Canada, Germany, Japan,...

    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 1 April 2013
    NEA Document
    International Common Cause Failure Data Exchange (ICDE): General Coding Guidelines Updated Version
    NEA/CSNI/R(2011)12

    In this document, the general coding guidelines for the OECD NEA ICDE Project (International Common Cause Failure Data Exchange) are presented with explanations and appendices for each analysed compo...

    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 21 February 2012
    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
    NEA Document
    ICDE Project Report: Collection and Analysis of Common-Cause Failures of Switching Devices and Circuit Breakers
    NEA/CSNI/R(2008)1

    Common-cause-failure (CCF) events can significantly impact the availability of safety systems of nuclear power plants. For this reason, the International Common Cause Failure Data Exchange (ICDE) pro...

    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 25 January 2008
    NEA Document
    ICDE General Coding Guidelines: Technical Note
    NEA/CSNI/R(2004)4

    Several member countries of the Nuclear Energy Agency of the Organisation for Economic Co-operation and Development (OECD/NEA) established the International Common-Cause Failure Data Exchange Project...

    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 30 January 2004
    NEA Document
    Research Efforts Related to Wire System Ageing in NEA Member Countries
    NEA/CSNI/R(2004)12

    The December 2000 meeting of the NEA Committee on the Safety of Nuclear Installations (CSNI) accepted a proposal to set up a task group to prepare a report describing research efforts related to wire...

    English WGIAGE Safety of electrical systems Nuclear safety research CSNI …
    Published date: 11 August 2004
    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
    Subtopic
    Safety of electrical systems

    Nuclear facilities rely on a robust electrical system to power primary and back-up systems required to safely respond to a wide variety of challenging events.

    Safety of electrical systems Nuclear safety research Safety Safety research
    Published date: 17 March 2020
    NEA Document
    Proceedings of the ICDE Workshop on the Qualitative and Quantitative Use of ICDE Data, Stockholm, Sweden, 12-13 June 2001
    NEA/CSNI/R(2001)8
    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Proceedings Safety research Risk assessment …
    Published date: 10 April 2001
    News
    Joint NEA-IAEA meeting on electrical power systems

    Joint NEA-IAEA meeting on electrical power systems, 2‑5 December 2019

    News brief Nuclear safety WGELEC Safety of electrical systems Nuclear safety research CSNI …
    Published date: 5 December 2019
    NEA Document
    ICDE Project Report: Summary Phase VII of the International Common-cause Exchange Project of Nuclear Power Plant Events
    NEA/CSNI/R(2019)3

    The ICDE project allows multiple countries to collaborate and exchange CCF data to enhance the quality of risk analyses, which include CCF modelling. Because CCF events are typically rare, most count...

    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 21 January 2019
    NEA Document
    ICDE Project Report: Collection and Analysis of Common-cause Failures of Motor-operated Valves
    NEA/CSNI/R(2001)10
    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 26 April 2001
    NEA Document
    ICDE Project Report: Collection and Analysis of the Common-cause Failure of Safety and Relief Valves
    NEA/CSNI/R(2002)19
    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 15 July 2002
    NEA Document
    ICDE Project Report: Collection and Analysis of Common-cause Failures of Centrifugal Pumps
    NEA/CSNI/R(1999)2
    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Codes and standards in nuclear safety Safety research Risk assessment …
    Published date: 16 February 1999
    NEA Document
    ICDE Project Report: Collection and Analysis of Common-cause Failures of Emergency Diesel Generators
    NEA/CSNI/R(2000)20
    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 23 August 2000
    NEA Document
    ICDE Project Report: Collection and Analysis of Common-cause Failure of Check Valves
    NEA/CSNI/R(2003)15
    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 11 July 2003
    NEA Document
    ICDE Project Report: Collection and Analysis of Common-cause Failures of Batteries
    NEA/CSNI/R(2003)19
    English Accident analysis and management Safety of electrical systems Nuclear safety research Ancillary data CSNI Joint project Safety Safety of components and structures Safety research Risk assessment …
    Published date: 28 November 2003
    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
    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
    Event
    International Workshop: Defence in Depth of Electrical Systems and Grid Interaction (DIDELSYS) Project
    10 - 11 May 2011
    OECD Conference Centre, Paris, France

    The July 2006 Forsmark-1 event identified a number of design deficiencies related to electrical power supply to systems and components important to safety in nuclear power plants. The CSNI establishe...

    Safety of electrical systems Nuclear safety research Safety of components and structures
    Published date: 4 May 2020
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