A new BEM–FEM coupling strategy for two-dimensional fluid–solid interaction problems

A Márquez, S Meddahi, V Selgas - Journal of Computational Physics, 2004 - Elsevier
We present a numerical method to solve a fluid–solid interaction problem posed in the
plane. In this scheme, we use a finite element method to approximate the solid vibrations …

A mixed–FEM and BEM coupling for a three-dimensional eddy current problem

S Meddahi, V Selgas - ESAIM: Mathematical Modelling and …, 2003 - cambridge.org
We study in this paper the electromagnetic field generated in a conductor by an alternating
current density. The resulting interface problem (see Bossavit (1993)) between the metal …

Coupling at a distance HDG and BEM

B Cockburn, FJ Sayas, M Solano - SIAM Journal on Scientific Computing, 2012 - SIAM
We introduce a new technique for numerically solving exterior Dirichlet boundary-value
problems for second-order elliptic equations. It consists of coupling a hybridizable …

Analysis of a new BEM‐FEM coupling for two‐dimensional fluid‐solid interaction

S Meddahi, FJ Sayas - Numerical Methods for Partial …, 2005 - Wiley Online Library
In this work we present a new numerical method, based on a coupling of finite and boundary
elements, to solve a fluid‐solid interaction problem in the plane. The discrete method uses …

A dual-dual mixed formulation for nonlinear exterior transmission problems

G Gatica, S Meddahi - Mathematics of Computation, 2001 - ams.org
We combine a dual-mixed finite element method with a Dirichlet-to-Neumann mapping
(derived by the boundary integral equation method) to study the solvability and Galerkin …

Coupling of finite element and boundary element methods for the scattering by periodic chiral structures

H Ammari, G Bao - Journal of Computational Mathematics, 2008 - JSTOR
Consider a time-harmonic electromagnetic plane wave incident on a biperiodic structure in
R³. The periodic structure separates two homogeneous regions. The medium inside the …

Multiscale preconditioning for the coupling of FEM–BEM

H Harbrecht, F Paiva, C Pérez… - … linear algebra with …, 2003 - Wiley Online Library
We apply multiscale methods to the coupling of finite and boundary element methods to
solve an exterior two‐dimensional Laplacian. The matrices belonging to the boundary terms …

Optimal preconditioning for the symmetric and nonsymmetric coupling of adaptive finite elements and boundary elements

M Feischl, T Führer, D Praetorius… - Numerical Methods for …, 2017 - Wiley Online Library
We analyze a multilevel diagonal additive Schwarz preconditioner for the adaptive coupling
of FEM and BEM for a linear 2D Laplace transmission problem. We rigorously prove that the …

[图书][B] Schwarz methods and multilevel preconditioners for boundary element methods

EP Stephan, T Tran - 2021 - Springer
Several textbooks and monographs on preconditioners for FEM (finite element methods) are
available, but none exists for BEM (boundary element methods). For BEM, the topic is dealt …

Nonsymmetric coupling of BEM and mixed FEM on polyhedral interfaces

S Meddahi, FJ Sayas, V Selgás - Mathematics of Computation, 2011 - ams.org
In this paper we propose and analyze some new methods for coupling mixed finite element
and boundary element methods for the model problem of the Laplace equation in free space …