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Advancing computational fluid dynamics for nuclear reactor safety

The 9th edition of the Computational Fluid Dynamics for Nuclear Reactor Safety workshop was hosted by Texas A&M University on 20-22 February 2023. 

News brief United States WGAMA Nuclear safety Nuclear safety research Multiphysics Modelling and simulation CFD Accident management …
Published date: 23 March 2023
News
News brief NSC Nuclear science SINBAD WPRS Multiphysics Nuclear science Benchmark Multiphysics …
Published date: 17 March 2023
NEA Document
Existing Practices for Multi-physics Validation: Report on Sub-Task 3, Task Force 2
NEA/NSC/R(2019)7

The modelling and simulation of nuclear systems allow scientists and engineers to probe aspects of the operation of these systems beyond what has been precisely measured. This has numerous applicatio...

Reactor physics Nuclear science WPRS Multiphysics Nuclear science Benchmark Reactor physics Multiphysics EGMUP …
Published date: 11 October 2022
Activity
Benchmark Based on NUPEC Pressurised Water Reactor (PWR) Subchannel and Bundle Tests (PSBT)

An approach similar to the OECD/NRC Boiling Water Reactor Full-size Fine-mesh Bundle Tests (BFBT) Benchmark was adopted by dividing the benchmark activity into phases.

Reactor physics Nuclear science Thermal hydraulics Multiphysics Benchmark Reactor physics Pressurised water reactors Multiphysics …
Published date: 2 August 2022
Activity
Rostov-2 VVER-1000 Benchmark

A number of tests with detail well documented neutronics and thermal-hydraulics measurements data have been performed at the Rostov Unit 2 (Rostov-2) nuclear power plant (NPP). The reactor type is a ...

Reactor physics Nuclear science Multiphysics Multiphysics
Published date: 2 August 2022
News
Discussing scientific issues and uncertainty analysis of nuclear reactor systems

WPRS gathered 172 experts from 22 countries at the annual Benchmark Workshop.

Nuclear fuel Reactor physics News brief Sodium-cooled reactor Light water reactors EGPRS WPRS Reactor physics Multiphysics …
Published date: 9 June 2022
Activity
Expert Group on Multi-physics Experimental Data, Benchmarks and Validation (EGMPEBV)

The expert group dealt with the activities associated with the certification of experimental data and benchmark models along with establishing the processes and procedures for using the data and benc...

Multi-physics simulations NSC Nuclear science Verification and validation Validation Information, data and knowledge management Nuclear data Benchmark Multiphysics …
Published date: 23 November 2021
NEA Document
Coupled Neutronic/Thermal-Fluid Benchmark of the MHTGR-350 MW Core Design: Results for the Lattice Physics Exercises
NEA/NSC/R(2019)6

The purpose of this prismatic High Temperature Reactor (HTR) benchmark is to provide a solution set that can be used in future code benchmarking and to better understand the effects induced by the pr...

English Nuclear science WPRS Multiphysics EGTHM Reactor physics Multiphysics EGMUP Reactor physics NSC EGPRS Nuclear science …
Published date: 18 November 2021
Activity
Pebble Bed Modular Reactor (PBMR) Coupled Neutronics/Thermal-hydraulics Transients Benchmark - PBMR-400 Core Design

The international benchmark concerned pebble bed modular reactor (PBMR) coupled neutronics/thermal-hydraulics transients based on the PBMR-400MW design.

SMR Gas-cooled reactors Thermal hydraulics Verification Multiphysics Benchmark Reactor physics Multiphysics …
Published date: 26 July 2021
Subtopic
Multiphysics

Multiphysics are simulations using computer applications or software to couple multiple physical events in order to predict or validate the physical real-world outcome.

Multi-physics simulations Nuclear science Benchmark Reactor physics Multiphysics …
Published date: 16 October 2020