2025 Annual Review: High Temperature Gas-cooled and Fluoride Salt-Cooled Reactors

May 8, 2025

Opening remarks, NEAMS Overview, and Research Plan

David Henderson, DOE & David Andersson, LANL

Technical Area: Multiphysics Applications

Introduction to Multiphysics Applications Technical Area

Emily Shemon, ANL & Cody Permann, INL

Multi-physics simulation of PB-HTGR transients using SAM and Griffin

Zhiee Jhia Ooi, ANL

Review of running-in simulation and verification in PBRs

Josh Hanophy, INL

Technical Area: Reactor Physics

Introduction to Reactor Physics Technical Area

Matthew Jessee, ORNL

Overview of Griffin and Shift R&D activities for GCR/FHR systems

Javier Ortensi, INL

Griffin cross section methodologies for GCR/FHR systems

Hansol Park, ANL

Technical Area: Thermal Fluids

Introduction to Thermal Fluids Technical Area

Elia Merzari, ANL & Rui Hu, ANL

Enhancements in system-level T/H modeling for HTGRs and FHRs

Ling Zou, ANL

Enhancements in engineering-level T/H modeling for HTGRs and FHRs, including overlapping domain coupling

David Reger, INL

Technical Area: Fuel Performance

Introduction to Fuel Performance Technical Area

Stephen Novascone, INL & Michael Cooper, LANL

NEAMS fuels modeling for HTGRs and FHRs-FY24 accomplishments and outlook for

Jake Hirschhorn, INL

Technical Area: Structural Materials and Chemistry

Introduction to Structural Materials and Chemistry Technical Area

Benjamin Spencer, INL & Ted Besmann, USC

Graphite thermos/mechanical modeling capability development in Grizzly

Parikshit Bajpai, INL

Incorporating irradiation effects in predictive models of Grade 91 alloy

Laurent Capolungo, LANL

Release of NEML2 high-performance constitutive modeling library

Gary Hu, ANL