New SAV-pressure correction methods for the Navier-Stokes equations: stability and error analysis

X Li, J Shen, Z Liu - Mathematics of Computation, 2022 - ams.org
We construct new first-and second-order pressure correctionschemes using the scalar
auxiliary variable approach for the Navier-Stokes equations. These schemes are linear …

Anderson-accelerated convergence of Picard iterations for incompressible Navier--Stokes equations

S Pollock, LG Rebholz, M Xiao - SIAM Journal on Numerical Analysis, 2019 - SIAM
We propose, analyze, and test Anderson-accelerated Picard iterations for solving the
incompressible Navier--Stokes equations (NSE). Anderson acceleration has recently gained …

Non-relaxed finite volume fractional step schemes for unsteady incompressible flows

FA Díaz, E Castillo, RC Cabrales, NO Moraga - Computers & Mathematics …, 2023 - Elsevier
Despite their well-established efficiency and accuracy, fractional-step schemes are not
commonly used in finite volume methods. This article presents first-, second-, and third-order …

A time viscosity-splitting method for incompressible flows with temperature-dependent viscosity and thermal conductivity

M El-Amrani, A Obbadi, M Seaid, D Yakoubi - Computer Methods in …, 2024 - Elsevier
A fractional-step method is proposed and analyzed for solving the incompressible thermal
Navier–Stokes equations coupled to the convection–conduction equation for heat transfer …

Analysis of the Picard-Newton iteration for the Navier-Stokes equations: global stability and quadratic convergence

S Pollock, L Rebholz, X Tu, M Xiao - arXiv preprint arXiv:2402.12304, 2024 - arxiv.org
We analyze and test a simple-to-implement two-step iteration for the incompressible Navier-
Stokes equations that consists of first applying the Picard iteration and then applying the …

Efficient and effective algebraic splitting‐based solvers for nonlinear saddle point problems

J Liu, LG Rebholz, M Xiao - Mathematical Methods in the …, 2024 - Wiley Online Library
The incremental Picard Yosida (IPY) method has recently been developed as an iteration for
nonlinear saddle point problems that is as effective as Picard but more efficient. By …

Improved convergence of the Arrow–Hurwicz iteration for the Navier–Stokes equation via grad–div stabilization and Anderson acceleration

PG Geredeli, LG Rebholz, D Vargun… - Journal of Computational …, 2023 - Elsevier
We consider two modifications of the Arrow–Hurwicz (AH) iteration for solving the
incompressible steady Navier–Stokes equations for the purpose of accelerating the …

A simple-to-implement nonlinear preconditioning of Newton's method for solving the steady Navier-Stokes equations

M Mohebujjaman, M Xiao, C Zhang - arXiv preprint arXiv:2501.08855, 2025 - arxiv.org
The Newton's method for solving stationary Navier-Stokes equations (NSE) is known to
convergent fast, however, may fail due to a bad initial guess. This work presents a simple-to …

Acceleration Methods for Nonlinear Solvers and Application to Fluid Flow Simulations

D Vargun - 2023 - search.proquest.com
This thesis studies nonlinear iterative solvers for the simulation of Newtonian and non-
Newtonian fluid models with two different approaches: Anderson acceleration (AA), an …

[PDF][PDF] AN EFFICIENT NONLINEAR SOLVER FOR STEADY MHD BASED ON ALGEBRAIC SPLITTING.

M Xiao - International Journal of Numerical Analysis & Modeling, 2021 - math.ualberta.ca
We propose a new, efficient, nonlinear iteration for solving the steady incompressible MHD
equations. The method consists of a careful combination of an incremental Picard iteration …