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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
NEA Document
Improving Evaluations of Source Terms for Severe Accidents at Nuclear Installations: Final Report of the Source Term Evaluation and Mitigation Project (STEM)
NEA/CSNI/R(2018)6

The Source Term Evaluation and Mitigation Project (STEM) project, hosted by the Nuclear Energy Agency (NEA) and operated by the Institut de Radioprotection et de Sûreté Nucléaire (French Institute of...

English CSNI
Published date: 17 March 2020
News
Safety of nuclear installations

NEA Committee on the Safety of Nuclear Installations (CSNI) meeting, 4‑5 December 2019.

News brief Nuclear safety research CSNI
Published date: 6 December 2019
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
Nuclear Power Plant Components and Structures under Severe Accident Loading (COSSAL): Final Report (Appendices)
NEA/CSNI/R(2019)2/ADD1

This is a companion document to the final report of the COSSAL project. It includes appendices which address participant responses to a questionnaire, the data of the problem statement on the large-s...

English WGIAGE Nuclear safety research CSNI
Published date: 16 August 2019
NEA Document
Nuclear Power Plant Components and Structures under Severe Accident Loading (COSSAL)
NEA/CSNI/R(2019)2

In the face of severe accident scenarios with melted core material, such as those that occurred at Three Mile Island-2 in 1979 and at Fukushima Daiichi in 2011, the integrity assessment of primary ci...

English WGIAGE Nuclear safety research CSNI
Published date: 16 August 2019
NEA Document
Proceedings of International Workshop on Chemical Hazards in Fuel Cycle Facilities Nuclear Processing - Appendix C
NEA/CSNI/R(2019)9/ADD1

Appendix C

The non-radiological risks involving dangerous chemicals in nuclear fuel cycle facilities,French framework regulation -

Accidents involving hazardous chemicals pose a significant threat to...

English Nuclear safety research CSNI Proceedings
Published date: 12 June 2019
NEA Document
Comparison of Probabilistic Seismic Hazard Analysis of Nuclear Power Plants in Areas with Different Levels of Seismic Activity
NEA/CSNI/R(2019)1
Seismic hazards remain an important factor that nuclear power plant designers and operators worldwide must take into account. Therefore, the Working Group on the Integrity and Ageing of Components a...
English WGIAGE Nuclear safety research CSNI
Published date: 3 June 2019
Publications and Reports
CSNI Technical Opinion Paper No. 17

CSNI Technical Opinion Paper No. 17: Fire Probabilistic Safety Assessments for Nuclear Power Plants: 2019 Update provides an authoritative review of the current status and use of the fire PSA in nucl...

English Nuclear safety research CSNI Nuclear safety regulation Technical Opinion Papers …
Published date: 27 May 2019