This report presents nuclear plant operator and regulatory practices in the area of severe accident management (SAM) in general and more specifically the regulation of its severe accident mitigation ...

Project members met in Cadarache, France, on 1-3 April 2025.

Participants  in the NEA joint project Loss of Forced Coolant (LOFC) discussed key experimental findings on 10-11 March 2025.

The CSNI Code Validation Matrix (CCVM) is a repository of nuclear data and identified phenomena used to run tests, experiments and other procedures to ensure safety assessments and related operationa...

Photo of CEA VITI facility

The COrium Properties for reactor Simulation and uncertainties (COPS) project began in April 2024 its five-year programme to investigate the thermo-physical properties of c...

Picture of the ASNR MIDI facility 

The Pool during Loss of Cooling Accident (POLCA) project was launched in April 2024 and is planned to last four years. It is operated by the French Autorité de Sûre...

Multi-compartment THAI+ test facility, Becker Technologies GmbH.

In the wake of the NEA THAI project, conducted in three phases from 2007 until 2019, a new project, THAI Experiments on Mitigation m...

PKL facility. Photo: FRAMATOME, Germany

The Primärkreislauf-Versuchsanlage (Primary Coolant Loop Test Facility [PKL]) is a facility owned and operated by Framatome GmbH (formerly AREVA NP) in Erlange...

Photo: RBHT Test Facility. US NRC.

Modelling reactor core behaviour under accident conditions with delayed re-introduction of cooling water (commonly referred to as reflood) is a challenge for safety...