Immersed boundary-conformal isogeometric LaTIn method for multiple non-linear interfaces

E Lapina, P Oumaziz, R Bouclier - Engineering with Computers, 2024 - Springer
Computational micromechanics appears of the utmost importance, especially in the current
context of digital twins in mechanics of materials. The objective here is to develop an …

[图书][B] IGA: Non-conforming Coupling and Shape Optimization of Complex Multipatch Structures, Volume 1

R Bouclier, T Hirschler - 2022 - books.google.com
Isogeometric analysis (IGA) consists of using the same higher-order and smooth spline
functions for the representation of geometry in Computer Aided Design as for the …

Fundamentally New Coupled Approach to Contact Mechanics via the Dirichlet-Neumann Schwarz Alternating Method

A Mota, D Koliesnikova, I Tezaur, J Hoy - arXiv preprint arXiv:2311.05643, 2023 - arxiv.org
Contact phenomena are essential in understanding the behavior of mechanical systems.
Existing computational approaches for simulating mechanical contact often encounter …

A parallel non-invasive mixed domain decomposition-Implementation and applications to mechanical assemblies

P Oumaziz, P Gosselet, PA Boucard… - Finite Elements in Analysis …, 2019 - Elsevier
This paper proposes to confront a mixed domain decomposition method with industrial
computations, in particular the simulation of quasi-static assemblies with frictional contact …

[HTML][HTML] A parallel implementation of a mixed multiscale domain decomposition method applied to the magnetostatic simulation of 2D electrical machines

A Ruda, F Louf, PA Boucard, X Mininger… - Finite Elements in …, 2024 - Elsevier
This article introduces a mixed domain decomposition method (DDM) designed to meet the
requirements of advanced numerical optimization in electrical machines. The primary …

A posteriori error estimation and adaptivity in non-intrusive couplings between concurrent models

M Tirvaudey, L Chamoin, R Bouclier… - Computer Methods in …, 2020 - Elsevier
This research work focuses on the so-called non-intrusive model coupling procedure which
has been proposed and widely analyzed in structural mechanics during the last decade, and …

Analysis, improvement and limits of the multiscale Latin method

P Oumaziz, P Gosselet, K Saavedra… - Computer Methods in …, 2021 - Elsevier
This work studies the convergence properties of the mixed non-overlapping domain
decomposition method (DDM) commonly named “Latin method”. As all DDM, the Latin …

First approach on a mixed domain decomposition method for 2-D magnetostatic simulation of electrical machines

A Ruda, F Louf, PA Boucard… - IEEE Transactions on …, 2022 - ieeexplore.ieee.org
A mixed domain decomposition method (DDM) is presented in this article. This method falls
within the needs of advanced numerical optimization of electrical machines. Thus, we aim to …

A new impedance accounting for short‐and long‐range effects in mixed substructured formulations of nonlinear problems

C Negrello, P Gosselet, C Rey - International Journal for …, 2018 - Wiley Online Library
An efficient method for solving large nonlinear problems combines Newton solvers and
domain decomposition methods. In the domain decomposition method framework, the …

Decomposition method for solving the quadratic programming problem in the aircraft assembly modeling

S Baklanov, M Stefanova, S Lupuleac… - … on Optimization and …, 2022 - Springer
Aircraft assembly modeling requires solving the contact problem which can be reduced to
the Quadratic Programming (QP) problem with dense ill-conditioned Hessian. For dozens of …