A New Coupled CFD/Neutron Kinetics System for High Fidelity Simulations of LWR Core Phenomena: Proof of Concept

<table class="table-group" id="tab3"><tr><td><table class="table"><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr class="thead"><td align="left">Case</td><td align="center">Mesh type</td><td align="center">Gap boundary nodes properties</td></tr><tr><td class="thead-hr" colspan="3"><hr/></td></tr><tr><td align="left">Run_1 (R1)</td><td align="center">Refined</td><td align="center">He</td></tr><tr><td align="left">Run_2 (R2)</td><td align="center">Coarse</td><td align="center">He</td></tr><tr><td align="left">Run_3 (R3)</td><td align="center">Coarse</td><td align="center">UO2-Zircaloy</td></tr><tr class="table-tr"><td colspan="3"><hr class="tbody-hr"/></td></tr></table></td></tr></table>

Specifications of the test matrix for the sensitivity study of the influence of a mesh refinement on the prediction of fuel and cladding temperatures.

Science and Technology of Nuclear Installations

tab3

Table 3

Table 3: A New Coupled CFD/Neutron Kinetics System for High Fidelity Simulations of LWR Core Phenomena: Proof of Concept 