Criticality Computation with Finite Element Method on Non-Conforming Meshes

L. Giret (1) , Jr. Ciarlet P (2) , E. Jamelot (1)

1 CEA-DES (ex-DEN) - CEA-Direction des Energies (ex-Direction de l'Energie Nucléaire)
2 POEMS - Propagation des Ondes : Étude Mathématique et Simulation

In this work, we proposed and study a method to use non-conforming meshing for core reactor simulation. This consists in a domain decomposition with Lagrange multipliers of the well known Raviart-Thomas finite element method. Here, we provide an a priori error estimate for criticality computation.

Domaines: Physique Nucléaire Théorique [nucl-th]

L. Giret, Jr. Ciarlet P, E. Jamelot. Criticality Computation with Finite Element Method on Non-Conforming Meshes. International Conference on Mathematics and Computational Methods Applied to Nuclear Science and Engineering (MandC 2017), Apr 2017, Jeju-do, South Korea. ⟨hal-02417379⟩