Published date:
31 December 2013
The application of lessons learnt from the International Reporting System for Operating Experience (IRS) is an essential element for enhancing the safe operation of nuclear power plants (NPPs) throug...
Published date:
31 December 2013
Published date:
31 December 2013
NEA/CNRA/R(2012)7
The NEA Committee on Nuclear Regulatory Activities (CNRA) authorised the formation of a task group in June 2011 to identify measures to enhance the integrity of the supply chain by minimising the inc...
Published date:
9 November 2012
Nuclear power reactors have become a major source of electricity supply in many countries and, based on the experience of safe and reliable operation, many operators have sought and received authoris...
Published date:
21 September 2012
Published date:
21 September 2012
Published date:
14 September 2012
NEA/CNRA/R(2012)6/ADD1
The OECD Nuclear Energy Agency (NEA) Committee on Nuclear Regulatory Activities (CNRA) Working Group on Inspection Practices (WGIP) sponsored the 11th International Workshop on Nuclear Regulatory Ins...
Published date:
24 July 2012
NEA/CNRA/R(2012)6
The NEA Committee on Nuclear Regulatory Activities (CNRA) believes that an essential factor in ensuring the safety of nuclear installations is the continuing exchange and analysis of technical inform...
Published date:
2 July 2012
The NEA has undertaken a number of activities following the March 2011 accident at the Fukushima Daiichi nuclear power plant in Japan. This brochure contains three extracts from NEA News published in...
Published date:
27 June 2012
The way in which nuclear licensees’ organisations are structured and resourced clearly has a potential impact on nuclear safety. As experience has continually demonstrated, operating organisations wi...
Published date:
15 May 2012
Published date:
15 May 2012
NEA/CNRA/R(2012)3/ADD1
This appendix provides the complete compilation of responses received to the questionnaire issued in conjunction with the International Operating Experience Feedback Workshop. The workshop was coordi...
Published date:
15 May 2012
NEA/CNRA/R(2012)5
Following discussions at the CNRA meeting held on 7-8 June 2010, the Senior Task Group on Long-term Operation was established to prepare a document on regulatory challenges for long-term operation of...
Published date:
15 May 2012
9 -
10 May 2012
Casa de América, Madrid, Spain
Organised in collaboration with the Consejo de Seguridad Nuclear
Published date:
9 May 2012
Published date:
4 May 2012
NEA/CNRA/R(2012)1
Based on the regulatory actions underway or being considered in different member countries concerning their ability to maintain their corporate knowledge with respect to the ageing work force, the Co...
Published date:
10 February 2012
NEA/CNRA/R(2012)3
The purpose of WGOE is to facilitate the exchange of information, experience, and lessons learnt related to operating experience between CNRA Member countries. The WGOE continues its mission to ident...
Published date:
10 February 2012
NEA/CNRA/R(2012)2
This report is focused on the analysis of construction events currently reported to the WGRNR. In order to carry out this analysis, a construction event database (ConEx) has been developed within the...
Published date:
10 February 2012
NEA/CNRA/R(2011)13
During the September 2009 meeting, the WGRNR presented with a draft survey comprising a broad range of questions related to the licensing process, design review and regulatory structure. At that time...
Published date:
22 December 2011
Published date:
19 December 2011
NEA/CNRA/R(2011)12
The Organisation for Economic Co-operation and Development (OECD) Nuclear Energy Agency (NEA) sponsored a Forum on Insights and Approaches as a result of the Fukushima Accident. The forum was held at...
Published date:
6 October 2011
Acceptance criteria for emergency core cooling systems (ECCS) define the maximum temperature and degree of oxidation in order to avoid excessive embrittlement and hence failure of the fuel cladding, ...
Published date:
21 September 2011
Published date:
21 September 2011
Published date:
14 June 2011
A common theme throughout the series of NEA regulatory guidance reports, or “green booklets”, is the premise that the fundamental objective of all nuclear safety regulatory bodies is to ensure that n...
Published date:
30 May 2011
NEA/CNRA/R(2011)10
Over the previous decade, the CNRA has produced a series of regulatory guidance reports known as the "green booklets". These reports are prepared and peer reviewed by senior regulators. They provide ...
Published date:
13 May 2011
Contracted services are an integral part of the design, construction and operation of a nuclear facility. Changes in the nuclear industry sector, including varied availability of nuclear expertise, t...
Published date:
31 March 2011
NEA/CNRA/R(2011)9
The report provides the proceedings from the WGOE meeting discussion on the item of generic interest from September 2010. Additionally, this report aims to analyse the WGOE member country responses t...
Published date:
31 March 2011
NEA/CNRA/R(2011)8
On 25 July 2006, Forsmark Unit 1 experienced a short circuit in the offsite 400kV switchyard causing the inoperability of two emergency diesel generators.
This event identified weaknesses in the ele...
Published date:
16 March 2011
NEA/CNRA/R(2011)7
The WGRNR organised an international workshop aimed to review and discuss recent and past construction experience lessons learnt including perspectives from regulatory authorities, vendors, and licen...
Published date:
24 February 2011
NEA/CNRA/R(2011)5
The purpose of this task group report is to show existing national trending tasks and to assess the possibilities in trending of internationally reported events. The report discusses the opportunitie...
Published date:
17 February 2011
NEA/CNRA/R(2011)6
At its May 2009 meeting, the WGOE identified transformer failures as an issue of generic importance. The US NRC had identified that transformer failures had an increasing trend. Transfortmers are non...
Published date:
17 February 2011
NEA/CNRA/R(2011)4
The CNRA has procuded a series of reports, known as regulatory guidance booklets or "'green booklets", which examine various regulatory challenges and adress the major elements and contemporary issue...
Published date:
20 January 2011
NEA/CNRA/R(2011)3
Report jointly prepared by the CNRA Working Group on Public Communication of Nuclear Regulatory Organisations and by the Working Group on Transparency Activities of the European Nuclear Safety Regula...
Published date:
20 December 2010
NEA/CNRA/R(2011)1
This Joint Strategic Plan for the Committee on Nuclear Regulatory Activities (CNRA) and the Committee on the Safety of Nuclear Installations (CSNI) takes into account the evolving statut of the nucle...
Published date:
7 October 2010
NEA/CNRA/R(2011)2
The Joint CSNI/CNRA Strategic Plan states, the Committees' Operating Plans describe each Committee's organisation, priorities and operating procedures to be used in fulfilling their mandates. The Ope...
Published date:
7 October 2010
NEA/CNRA/R(2010)5
These proceedings cover the 10th International Workshop held by WGIP on regulatory inspection activities. The focus of this workshop was regulatory inspection activities in 3 main areas:
Published date:
4 August 2010
NEA/CNRA/R(2010)6
This appendix supports the proceedings of the 10th International Workshop held by WGIP on regulatory inspection activities [NEA/CNRA/R(2010)5]. The workshop was hosted by the ministry of Housing, Spa...
Published date:
4 August 2010
NEA/CNRA/R(2010)7
This report originated at the 35th meeting of the Working Group of Inspection Practices (WGIP) Members aimed to examine and evaluate the extent corrective action programmes (CAPs) are inspected and t...
Published date:
4 August 2010
NEA/CNRA/R(2010)3
Consistent with the CNRA/CSNI Joint Strategic Plan (2005-2009) and CNRA Operating Plan, the WGRNR began in May 2008 a task of examining and documenting the various practices used by regulatory author...
Published date:
17 May 2010
Published date:
24 March 2010
NEA/CNRA/R(2010)1
These proceedings cover the 9th International Workshop held by the WGIP on regulatory inspection. THe focus of this workshop was regulatory inspection activities in 3 main areas:
Published date:
4 February 2010
NEA/CNRA/R(2010)2
This appendix provides the complete compilation of responses received to the question issued in conjunction with the workshop held on 1-5 June 2008 in Porvoo (Finland), dealing with Training and Qual...
Published date:
4 February 2010
Published date:
31 December 2010
It is a dynamic time for the nuclear power sector. Existing reactor control rooms are undergoing various forms of modernisation. New reactors are being built in many countries and advanced reactors a...
Published date:
11 December 2009
Published date:
11 December 2009
Published date:
29 June 2009
NEA/CNRA/R(2009)3
In 2006, the CNRA Working Group on Operating Experience (WGOE) began the task of examining national and international operating events databases in order to identify any potential safety issues relat...
Published date:
19 May 2009
NEA/CNRA/R(2009)2
In order to capture the current situation, members of the WGOE IOEF Task Group provided short narratives outlining their national OEF practices. The IOEF Report notes that, in order to get a comprehe...
Published date:
11 May 2009