Working Group Reports - World Nuclear Association

HOME / OUR ASSOCIATION / PUBLICATIONS / WORKING GROUP REPORTS

Publications

Working Group Reports

Industry expert publications .

Publications

Working Group Reports

Non-Linear Analysis Design Rules Part 2a

Non-Linear Analysis Design Rules Part 2a Specification of Benchmarks on Nozzles under Pressure, Thermal and Piping Loads

Publications

Working Group Reports

Different Interpretations of Regulatory Requirements

This report focuses on the specific challenges to new nuclear plant projects posed by the interpretations of fundamental safety objectives and requirements by different national regulators. ...

Publications

Working Group Reports

International Nuclear I&C and Electrical System Standards Tables with URLs (January 2024)

This document brings together the nuclear power plant instrumentation & control and electrical system standards used by the Institute of Electrical and Electronics Engineers (IEEE) and Internation...

Publications

Working Group Reports

Nuclear Power Economics and Structuring 2024 Edition

Nuclear power not only remains a competitive source of low-carbon generation, but also its environmental and energy security advantages are being increasingly recognized.

Publications

Working Group Reports

Used Fuel is Not an Obstacle to Nuclear Power

Used nuclear fuel management considerations should be included as part of the assessment process for establishing new nuclear power programmes or expanding existing ones.

Publications

Working Group Reports

A Framework for International Regulatory Efficiency to Accelerate Nuclear Deployment (September 2023)

The potential to accelerate standardized reactor deployment through increased cooperation between national regulatory authorities and developing frameworks that involve all stakeholders.

Publications

Working Group Reports

Advanced Manufacturing of Nuclear Components

Advanced manufacturing techniques are of great interest to the nuclear industry as they enable the realization of complex designs, whilst improving the quality and safety of components and reducing th...

Publications

Working Group Reports

Hardware Description Language (HDL) Programmed Device (HPD) Technology in Nuclear Power Plants

This report outlines the current situation in relation to the use and regulatory review of hardware description language programmed devices.

Publications

Working Group Reports

CORDEL Design Knowledge and Design Change Management in the Operation of Nuclear Fleets (04/2015)

The operating lifetime of a nuclear plant spans several decades. During this time, the plant may undergo design changes as a result of experience feedback, new knowledge or requirements, and safety re...

Publications

Working Group Reports

Non-Linear Analysis Design Rules Part 3: Recommendations for Industrial Practices

This report proposes recommendations for industrial practices in non-linear analysis of safety grade reactor components.

Publications

Working Group Reports

Design Maturity and Regulatory Expectations for Small Modular Reactors (June 2021)

This report describes the relationship between licensing processes in a variety of countries and design phases of a reactor.

Publications

Working Group Reports

Harmonization of Reactor Design Evaluation and Licensing: Lessons Learned from Transport (December 2020)

This report presents the example of transport and extracts potential lessons to be drawn for international harmonization of reactor design and approaches to licensing. In so doing,...

Publications

Working Group Reports

Non-Linear Analysis Design Rules Part 2b: Assessment of Non-Linear Benchmark Results (September 2020)

In this report, the results of the two benchmarks for non-linear analysis of nozzles under pressure, thermal and piping loads are presented, compared, and assessed to highlight any differences which m...

Publications

Working Group Reports

I&C Modernization: Current Status and Difficulties (September 2020)

This paper builds upon the ideas and experiences shared at an I&C modernization workshop in Erlangen, Germany in October 2019 organized by CORDEL and the International Atomic Energy Agency (IAEA)....

Publications

Working Group Reports

Comparison of pressure vessel fatigue codified design rules based on S-N approach (July 2020)

This report, the first of a planned series of four, reviews and compares the current code and standard requirements of major nuclear design codes in the area of fatigue analysis and design rules based...

Publications

Working Group Reports

CORDEL Safety Classification for I&C Systems in Nuclear Power Plants - Current Status & Difficulties (update 4 March 2020)

Classification of structures, systems and components (SSC) acts as part of the defence in depth approach as an essential task in the overall life cycle of a nuclear power plant. The classifi...

Publications

Working Group Reports

Transport of Low Enriched Uranium (August 2020)

This report prepared by the World Nuclear Association’s Transport Working Group aims to give stakeholders in the transport supply chain an overview of how LEU is transported, and how risks are m...

Publications

Working Group Reports

Making Use of the Reference Plant Concept for Licensing New Nuclear Units (30 September 2019)

The World Nuclear Association report, Making Use of the Reference Plant Concept for Licensing New Nuclear Units looks into the use of a reference plant for regulatory purposes in newbuild pr...

Publications

Working Group Reports

Safety Classification for I&C Systems in Nuclear Power Plants: Comparison of Definitions of Key Concepts 2019 revision (30 September 2019)

This report investigates the differences between the definitions of key concepts used in different regulatory frameworks.

Publications

Working Group Reports

Countering counterfeit, fraudulent and suspect items in the nuclear supply chain (27 August 2019)

Describes the steps taken to prevent the infiltration of fakes and other non-conforming parts and equipment into nuclear power plants.

Publications

Working Group Reports

Adapting export controls on nuclear technology and information transfer to the challenges of cyberspace (27 August 2019)

As cyberspace has opened up the electronic transmission of information and data a shift in the focus of export controls on cross-border transfer of nuclear technology is called for.

Publications

Working Group Reports

CORDEL Strategic Plan 2019 (14 March 2019)

This Strategic Plan outlines the scope of activity and direction of the Cooperation in Reactor Design Evaluation and Licensing (CORDEL) Working Group during the next five-year period.

Publications

Working Group Reports

Methodology to Manage Material and Waste from Nuclear Decommissioning (22 February 2019)

This report serves as a practical guide to decommissioning nuclear plants, allowing both established nuclear stakeholders and those new to the industry to learn from past experience.

Publications

Working Group Reports

Lesson-learning in Nuclear Construction Projects (18 April 2018)

This report reviews and analyses recent nuclear power plant construction projects to identify good practice and lessons learnt.

Publications

Working Group Reports

CORDEL Defence-in-Depth and Diversity: Challenges Related to I&C Architecture (10 April 2018)

This report is the first in the series on Defence-in-Depth and Diversity, and builds upon the work carried out in the series of reports on Safety Classification for I&C Systems in Nuclear Power Pl...

Publications

Working Group Reports

An Effective Export Control Regime for a Global Industry (4 April 2018)

An effective export control regime for a global industry considers how the strategic export control regime should be streamlined and modernized to facilitate lawful and compliant international trade i...

Publications

Working Group Reports

Implementation of the Design Authority Within a Nuclear Operating Organization (03/2017)

A supplement to the CORDEL report “Design Knowledge and Design Change Management in the Operation of Nuclear Fleets”

Publications

Working Group Reports

Internationally Standardized Reporting on the Sustainable Development Performance of Uranium Mining and Processing Sites (03/17)

The World Nuclear Association has developed an internationally standardized reporting tool to understand the sustainable development performance of uranium mining and processing sites.

Publications

Working Group Reports

Non-Linear Analysis Design Rules: Part 1 Code Comparison (02/2017)

The “Non-Linear Analysis Design Rules; Part 1: Code Comparison” report, reviews and compares the current code requirements in non-linear analysis methodologies.

Publications

Working Group Reports

Nuclear Power Economics and Project Structuring (01/2017)

This report highlights that new nuclear build is justified in many countries on the strength of today’s economic criteria and identifies the key risks associated with a nuclear power project and...

Publications

Working Group Reports

Optimized Capacity: Global Trends and Issues (12/2015)

This report draws upon data collected in the IAEA PRIS database to present a snapshot of the performance of the world’s operating nuclear power reactors as well as a breakdown of the princi...

Publications

Working Group Reports

CORDEL Facilitating International Licensing of Small Modular Reactors (08/2015)

This report looks at the various issues (positive and negative) that could arise in the licensing process for SMRs, applying the CORDEL concept of a standardized design approval process.

Publications

Working Group Reports

Good Practice in the Compliance and Licensing of Nuclear Exports (08/2015)

In this report, the World Nuclear Association maps the strategic export control landscape and identifies examples of good practice by suppliers and export control authorities.

Publications

Working Group Reports

Swaps in the International Fuel Market (04/2015)

Trade in nuclear fuel materials and services takes place between producers and consumers spread across a range of countries worldwide. To carry out such trade efficiently often requires that...

Publications

Working Group Reports

CORDEL: Certification of NDE Personnel (10/2014)

This report looks at and compares the current code requirements in the certification of NDE personnel for the major nuclear design codes.

Publications

Working Group Reports

CORDEL: Strategic Plan 2014-2018 (01/2014)

This Strategic Plan is to outline the general directions and activities CORDEL plans to undertake during the period 20145-2018.

Publications

Working Group Reports

Inside the Black Box - Exploring Nuclear Power Forecast Assumptions (04/2013)

This report reviews some of the best-known recent energy scenario studies using integrated models and maps the variations between studies and seeks to account for them.

Publications

Working Group Reports

Licensing and Project Development of New Nuclear Plants (01/2013)

This report explores the relationship between licensing and regulatory systems on the one hand and important commercial project decisions on the other.

Publications

Working Group Reports

CORDEL: Aviation Report (01/2013)

This report, written by CORDEL's Design Change Management Task Force explores design licensing and design change management procedures in the civil aviation industry.

Publications

Working Group Reports

Structuring Nuclear Projects for Success (09/2012)

This report describes the key risks facing those who are looking to build new nuclear plants and then demonstrates that a good structure is essential for project success.

Publications

Working Group Reports

Ensuring Security of Supply (09/2011)

The current world market provides a considerable degree of security of supply, and has never to date failed to ensure continued operation of nuclear energy generation worldwide.

Publications

Working Group Reports

Lifecycle GHG Emissions of Electricity Generation (07/2011)

This report provides a comparison of the lifecycle GHG emissions of different electricity generation facilities and the relative contribution of the electrical generation industry to climate chan...

Publications

Working Group Reports

Greater Efficiency in Low-Level Material Management (02/2011)

This report emphasizes the importance of converging towards greater efficiency in the management of low-level radioactive material. This requires consistent strategies and approaches between coun...

Publications

Working Group Reports

Russian Secondary Supplies (02/2010)

This report examined the need for Russian secondary supplies from the time of the report until 2013 (which was fairly well known) and the continued need for secondary supplies after the HEU deal expir...

Publications

Working Group Reports

CORDEL: Standardization of Reactor Designs (01/2010)

In this paper, the CORDEL Group proposes a conceptual three-phase programme introducing a mutual acceptance and eventually internationally valid design approvals for standardized reactor designs.

Publications

Working Group Reports

CORDEL: Nuclear Standards Harmonization (01/2008)

The achievement of harmonization of nuclear safety standards could facilitate the emergence of a global market that offers a choice of a small number of reactor types that are recognized by regulators...