High-fidelity simulation of mixing phenomena in large enclosures

V Coppo Leite, E Merzari, J Mao, V Petrov… - Nuclear Science and …, 2024 - Taylor & Francis
In the present work, two large eddy simulations (LESs) of single isothermal jets discharging
into large enclosure facilities are proposed. The geometries and tested flow conditions …

Time-resolved particle image velocimetry measurements of a single im**ing jet in the upper plenum of a scaled facility of high temperature gas-cooled reactors

A Alwafi, T Nguyen, Y Hassan, NK Anand - … Journal of Heat and Fluid Flow, 2019 - Elsevier
In this study, the flow characteristics of a single isothermal jet discharging into the upper
plenum of a 1/16th scaled facility of high temperature gas-cooled reactors was …

High-temperature gas-cooled reactor research Survey and Overview: Preliminary data Platform construction for the nuclear energy university Program

S Qin, M Song, SH Vietz, CBT Pham, MA Plummer… - 2022 - osti.gov
Since the US Department of Energy Office of Nuclear Energy initiated the Nuclear Energy
University Program (NEUP) in 2009, there are 29 NEUP projects focusing on high …

Research and development for safety and licensing of HTGR cogeneration system

H Sato, T Aoki, H Ohashi, XL Yan - Nuclear Engineering and Design, 2020 - Elsevier
High temperature gas-cooled Reactor (HTGR) is expected to extend the use of nuclear heat
to a wider spectrum of industrial applications such as hydrogen production, high efficiency …

[BOOK][B] A hybrid coarse and fine mesh solution method for prismatic high temperature gas-cooled reactor thermal-fluid analysis

ID Clifford - 2013 - search.proquest.com
Evaluations of the fluid flow and heat transfer in prismatic high temperature gas-cooled
reactors (HTGRs) are critical to ensuring the safety of designs. It is in this area that many …

An Experimental and Theoretical Examination of Air Ingress Rates During Small-and Medium-Break Air Ingress Accidents

Z Welker, A Manera, V Petrov, P Balestra - Nuclear Technology, 2023 - Taylor & Francis
Air ingress measurements using the 1/20th-scaled Helium Air Ingress gas Reactor
Experiment (HAIRE) facility show key geometric variables of interest and their effect on air …

[HTML][HTML] Utilization of NEUP Data for HTGR Thermal-Fluid Code Validation: A New Resource Platform

S Qin, G Strydom - Annals of Nuclear Energy, 2025 - Elsevier
The high-temperature gas-cooled reactor (HTGR) is a Generation-IV advanced nuclear
reactor design that has received significant attention due to its ability to generate high …

Experimental analysis of a non-isothermal confined im**ing single plume using time-resolved particle image velocimetry and planar laser induced fluorescence …

A Alwafi, T Nguyen, Y Hassan, NK Anand - International Journal of Heat …, 2022 - Elsevier
In this study, the experimental results of the flow behavior of a non-isothermal confined
im**ing single plume were analyzed. Experimental measurements were performed in the …

Assessment of CFD Predictions Using Experiments from a Heated Gas-Cooled Pebble Bed Facility

K Podila, Q Chen, N Onder - Nuclear Science and Engineering, 2024 - Taylor & Francis
This paper presents computational fluid dynamics (CFD) simulations of the coolant gas flow
in a pebble bed reactor core to assess the suitability of CFD models to accurately predict the …

[BOOK][B] Extension of the reactor dynamics code MGT-3D for pebblebed and blocktype high-temperature-reactors

D Shi - 2015 - juser.fz-juelich.de
The High Temperature Gas cooled Reactor (HTGR) is an improved, gas cooled nuclear
reactor. It was chosen as one of the candidates of generation IV nuclearplants [1]. The …