Bifurcation points and bifurcated branches in fluids mechanics by high‐order mesh‐free geometric progression algorithms

M Rammane, S Mesmoudi, A Tri… - … Journal for Numerical …, 2021 - Wiley Online Library
In this article, we propose to investigate numerically the steady bifurcation points and
bifurcated branches in fluid mechanics by employing high‐order mesh‐free geometric …

A generic and efficient Taylor series–based continuation method using a quadratic recast of smooth nonlinear systems

L Guillot, B Cochelin, C Vergez - International Journal for …, 2019 - Wiley Online Library
This paper is concerned with a Taylor series–based continuation algorithm, the so‐called
Asymptotic Numerical Method (ANM). It describes a generic continuation procedure to apply …

Asymptotic numerical method for hyperelasticity and elastoplasticity: a review

M Potier-Ferry - Proceedings of the Royal Society A, 2024 - royalsocietypublishing.org
The literature about the asymptotic numerical method (ANM) is reviewed in this paper as
well as its application to hyperelasticity and elastoplasticity. ANM is a generic continuation …

Power series analysis as a major breakthrough to improve the efficiency of asymptotic numerical method in the vicinity of bifurcations

B Cochelin, M Medale - Journal of Computational Physics, 2013 - Elsevier
This paper presents the outcome of power series analysis in the framework of the Asymptotic
Numerical Method. We theoretically demonstrate and numerically evidence that the …

Solving the incompressible fluid flows by a high‐order mesh‐free approach

M Rammane, S Mesmoudi, A Tri… - … Journal for Numerical …, 2020 - Wiley Online Library
In this paper, we propose for the first time to extend the application field of the high‐order
mesh‐free approach to the stationary incompressible Navier‐Stokes equations. This …

A numerical method for the computation of bifurcation points in fluid mechanics

JM Cadou, M Potier-Ferry, B Cochelin - European Journal of Mechanics-B …, 2006 - Elsevier
Two original algorithms are proposed for the computation of bifurcation points in fluid
mechanics. These algorithms consist of finding the zero values of a specific indicator. To …

Automatic detection and branch switching methods for steady bifurcation in fluid mechanics

Y Guevel, H Boutyour, JM Cadou - Journal of Computational Physics, 2011 - Elsevier
This paper deals with the computation of steady bifurcations in the framework of 2D
incompressible Navier–Stokes flow. We first propose a numerical method to accurately …

A parallel computer implementation of the asymptotic numerical method to study thermal convection instabilities

M Medale, B Cochelin - Journal of Computational Physics, 2009 - Elsevier
We have developed a numerical model to efficiently compute steady-state combined
buoyancy and thermocapillary convection solutions. It features a parallel computer …

A numerical algorithm coupling a bifurcating indicator and a direct method for the computation of Hopf bifurcation points in fluid mechanics

A Brézillon, G Girault, JM Cadou - Computers & Fluids, 2010 - Elsevier
This paper deals with the computation of Hopf bifurcation points in fluid mechanics. This
computation is done by coupling a bifurcation indicator proposed recently (Cadou et al …

Non-intrusive reduced order models for the accurate prediction of bifurcating phenomena in compressible fluid dynamics

N Tonicello, A Lario, G Rozza, G Mengaldo - Computers & Fluids, 2024 - Elsevier
The present works is focused on studying bifurcating solutions in compressible fluid
dynamics. On one side, the physics of the problem is thoroughly investigated using high …