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NEA Document
Status Report on Reliability of Thermal-Hydraulic Passive Systems
NEA/CSNI/R(2021)2

Passive thermal-hydraulic systems are widely used in nuclear reactor safety and design. For example, primary circuits in existing boiling and pressurised water reactors are designed to take advantage...

English WGAMA WGRISK Nuclear safety Accident analysis and management Nuclear technology Nuclear safety research CSNI PRG CSNI Safety Risk assessment Thermal hydraulics Accident management …
Published date: 26 November 2024
Activity
Material science Nuclear science Materials science Thermal hydraulics EGCoCoT Nuclear science Thermal hydraulics and mechanics Fuel cycle physics and chemistry …
Published date: 12 August 2024
Joint project
Hydrogen Mitigation Experiments for Reactor Safety (HYMERES) Project

Panda facility under construction. Photo courtesy of the Paul Scherrer Institute

HYMERES phases

First phase (2013-2016)

The main objective of the first phase of the Hydrogen Mitigation Experiments fo...

WGAMA Nuclear safety Accident analysis and management Thermal hydraulics Hydrogen Nuclear safety research Safety Accident management Safety research …
Published date: 12 August 2024
News
Towards a more integrated approach to safety research in thermal-hydraulic processes and experimental data

NEA's ETHARINUS joint project held a meeting of its programme review group on 27-28 June 2024 in Erlangen, Germany.

News brief Nuclear safety Thermal hydraulics Nuclear safety research Joint project Safety research …
Published date: 10 July 2024
NEA Document
Status of Simulation Capability of 3D System-scale Thermal-hydraulic (TH) Analysis Codes
NEA/CSNI/R(2020)6

This report aims to establish the status of current 3D capabilities in T/H system codes, covering all aspects and limitations, including the equations and simplifications considered, the time and spa...

Nuclear safety Thermal hydraulics CSNI PRG CSNI Joint project Safety Safety research …
Published date: 28 May 2024
NEA Working Paper
Nuclear science Artificial Intelligence WPRS Multiphysics Thermal hydraulics and mechanics EGTHM Reactor physics Reactor fuel performance Multiphysics EGMUP Machine Learning Thermal hydraulics Nuclear science Benchmark …
Published date: 18 January 2024
News
Advances in nuclear thermal-hydraulics and opportunities for future experimental and analytical activities

The NEA ATLAS3 and NEA ETHARINUS projects organised a workshop on 7-9 November 2023. 

News brief Nuclear safety Accident analysis and management Thermal hydraulics Nuclear safety research Joint project Accident management …
Published date: 23 November 2023
Joint project
PSB-VVER Project

Scheme of the PSB-VVER facility, EREC

The NEA PSB-VVER project provided unique and useful experimental data for code validation using the PSB-VVER test facility. The PSB-VVER facility is a large-scal...

Accident analysis and management Thermal hydraulics Nuclear safety research Joint project Pressurised water reactors Safety research …
Published date: 6 October 2023
Joint project
Rig-of-safety Assessment (ROSA) Project

Scheme of the ROSA LSTF facility, JAEA

 

The Rig-of-safety Assessment (ROSA) Project aimed to resolve issues in thermal-hydraulics analyses relevant to light water reactor (LWR) safety using the Japa...

Accident analysis and management Thermal hydraulics Nuclear safety research Joint project Accident management …
Published date: 6 October 2023
Joint project
Thermal-hydraulics, Hydrogen, Aerosols and Iodine (THAI) Project

Scheme of the THAI+ facility, Becker Technologies.

 

The experimental investigations carried out in the frame of the THAI (2007-2009), THAI-2 (2011-2014) and THAI-3 (2016-2019) projects contributed s...

Fission products Accident analysis and management Thermal hydraulics Nuclear safety research Joint project Accident management …
Published date: 2 October 2023