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COMSOL-based Multiphysics Simulations to Support HFIR’s Conversion to LEU Fuel ...

by Prashant K Jain, James D Freels, David H Cook
Publication Type
Conference Paper
Publication Date
Page Numbers
1064 to 1066
Volume
104
Conference Name
2011 American Nuclear Society (ANS) Annual Meeting
Conference Location
Hollywood, Florida, United States of America
Conference Date
-

In this paper, development of at least one form of the COMSOL-based modeling framework for the HFIR is presented, key simulation steps are identified and several milestones achieved towards a coupled multi-physics capability are highlighted.

COMSOL-based multi-physics simulation capability is able to answer the need for predictive 3D simulations of HFIR’s involute plate and channels. Step-by-step development and analyses of the COMSOL models for the single and multi-channels will lead towards the desired full-core simulation capability for the HFIR. With very few experiments planned to support the conversion process, these 3D simulations will become the basis for the nuclear safety analysis of the HFIR’s LEU fuel core.