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SAM: A Modern System Code for Advanced Non-LWR Safety Analysis

Journal Article · · Nuclear Technology

The System Analysis Module (SAM), developed at Argonne National Laboratory and by collaborators at other organizations, is for advanced non–light water reactor safety analysis. SAM aims to provide fast-running, modest-fidelity, whole-plant transient analysis capabilities that are essential for fast-turnaround design scoping and engineering analyses of advanced reactor concepts. To facilitate code development, SAM utilizes the MOOSE object-oriented application framework, its underlying finite element library, and linear and nonlinear solvers to leverage modern advanced software environments and numerical methods. SAM aims to solve tightly coupled physical phenomena, including fission reaction, heat transfer, fluid dynamics, and thermal-mechanical responses in advanced reactor structures, systems, and components with high accuracy and efficiency. Finally, this paper gives an overview of the SAM code development, including goals and functional requirements, physical models, current capabilities, verification and validation, software quality assurance, and examples of simulations for advanced nuclear reactor applications.

Research Organization:
Oak Ridge National Laboratory (ORNL), Oak Ridge, TN (United States); Argonne National Laboratory (ANL), Argonne, IL (United States); Idaho National Laboratory (INL), Idaho Falls, ID (United States)
Sponsoring Organization:
USDOE Office of Nuclear Energy (NE), Nuclear Energy Advanced Modeling and Simulation (NEAMS); USDOE Laboratory Directed Research and Development (LDRD) Program
Grant/Contract Number:
AC07-05ID14517; AC02-06CH11357; AC05-00OR22725
OSTI ID:
2474724
Alternate ID(s):
OSTI ID: 2499801
Journal Information:
Nuclear Technology, Journal Name: Nuclear Technology Journal Issue: 9 Vol. 211; ISSN 0029-5450
Publisher:
Taylor & FrancisCopyright Statement
Country of Publication:
United States
Language:
English

References (27)

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Applications of high-resolution spatial discretization scheme and Jacobian-free Newton–Krylov method in two-phase flow problems journal September 2015
CAPP/GAMMA+ code system for coupled neutronics and thermo-fluid simulation of a prismatic VHTR core journal June 2016
A fully-implicit high-order system thermal-hydraulics model for advanced non-LWR safety analyses journal March 2017
A hybrid domain overlapping method for coupling System Thermal Hydraulics and CFD codes journal September 2023
Benchmarking FFTF LOFWOS Test# 13 using SAM code: Baseline model development and uncertainty quantification journal November 2023
Jacobian-free Newton–Krylov methods: a survey of approaches and applications journal January 2004
Implementation and assessment of high-resolution numerical methods in TRACE journal October 2013
Three-dimensional flow model development for thermal mixing and stratification modeling in reactor system transients analyses journal April 2019
Molten salt modelling capabilities in SPECTRA and application to MSRE and Mk1-PB-FHR journal September 2021
Solid-to-fluid radiative heat transfer modeling for System Analysis Module journal November 2022
Improvement of GAMMA+ code for system transient and thermo-fluid safety analysis of sodium-cooled fast reactors journal December 2022
Analysis of air ingress scenario in GEMINI+ plant journal December 2022
Explicit modeling of pebble temperature in the porous-media model for pebble-bed reactors journal April 2022
MOOSE Navier–Stokes module journal July 2023
3.0 - MOOSE: Enabling massively parallel multiphysics simulations journal May 2024
Continuous Integration, In-Code Documentation, and Automation for Nuclear Quality Assurance Conformance journal January 2021
MSR Transient Simulation and MSRE Transient Benchmark with SAM and SPECTRA journal June 2024
Verification of the SAM Code by Means of the Method of Manufactured Solutions: Application to Molten Salt Reactor Multiphysics Simulation journal June 2024
Validation of a Hybrid Domain Overlapping Coupling Between SAM and CFD Against the TALL-3D Transients journal June 2024
Implementation of a Drift Flux Model into SAM with Development of a Verification and Validation Test Suite for Modeling of Noncondensable Gas Mixtures journal July 2024
Development, Verification, and Validation of an Advanced Systems Code KP-SAM for Kairos Power Fluoride Salt–Cooled High-Temperature Reactor (KP-FHR) journal September 2022
Code Benchmark of the HTTF Pressurized Conduction Cooldown Test Using SAM journal April 2023
System-Level Tritium Transport Modeling Capability in SAM conference January 2024
Multi-Physics Simulation of a Pebble Bed High-Temperature Gas-Cooled Reactor with a SAM/Griffin Coupled Model conference January 2024
Development of One-Dimensional Freezing Model in SAM for Salt-Cooled Reactor Analysis Applications conference January 2024
Perspectives in System Thermal-Hydraulics journal December 2012

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