NEA No. 7504

The EGLTO was formed to assess the key factors from a policy, technical, operational, regulatory and economic perspective necessary to enable long-term operation decisions of nuclear power plants in ...

The Ad hoc Expert Group on the Economics of Long-term Operation of Nuclear Power Plants was responsible for studying the economics of upgrading and long-term operation of nuclear power plants, for fu...

Extending the lifetime of nuclear power plants is becoming common practice in OECD member countries. While applying for an extended operating licence, most operators are planning technical improvemen...

Feeders on the Reactor Face in the Feeder Cabinet Photo: Canadian Nuclear Safety Commission (CNSC)

The Component Operational Experience, Degradation and Ageing Programme (CODAP) combines the follow-u...

The Halden Reactor Project has been in operation at the Institute for Energy Technology (IFE) in Norway since 1958 and is the oldest NEA joint project. It brings together a large international techni...

With almost 70% of the operating nuclear power reactors over 30 years of age, countries around the world are assessing whether to allow reactor operation past the 50 60 year mark and potentially up t...

The existing nuclear fleet remains the largest low-carbon source of electricity generation in OECD countries. In 2021 the average nuclear power plant had already been operating for 31 years and some ...

This report was written by members of the Working Group on Integrity and Ageing of Components and Structures (WGIAGE) of the NEA, and the members of the metal subgroup were responsible for developing...

At its annual meeting in June 1999, the Committee on Nuclear Regulatory Activities (CNRA) agreed to hold a Special Issue Meeting in June 2000 on the topic of “Life Extension and Upgrading”. This repo...

At its annual meeting in June 1999, the Committee on Nuclear Regulatory Activities (CNRA) agreed to hold a Special Issue Meeting in June 2000 on the topic of “Life Extension and Upgrading”. This repo...

Fire protection layer for electrical cables

The Stress Corrosion Cracking and Cable Ageing Project (SCAP) lasted four years (2006-2010). The project’s main objectives were to:

• establish two comple...

Studsvik’s pool facility for storage and inspection of SMILE materials, left: 29 tonnes transportation flask, three pools each about 8 meters deep; and right: pool-in-pool for cutting and inspections...

The Nuclear Energy Agency (NEA) hosted an expert roundtable discussion on 29 July 2021 to present and discuss findings from a new report on the role of nuclear long-term operation (LTO) in decarbonis...

The NEA is examining the regulatory and operational impacts of the crisis, and working closely with its members to enable exchanges of policy approaches and best practices around the world.