On high-order pressure-robust space discretisations, their advantages for incompressible high Reynolds number generalised Beltrami flows and beyond
An improved understanding of the divergence-free constraint for the incompressible Navier–
Stokes equations leads to the observation that a semi-norm and corresponding equivalence …
Stokes equations leads to the observation that a semi-norm and corresponding equivalence …
Divergence-preserving reconstructions on polygons and a really pressure-robust virtual element method for the Stokes problem
D Frerichs, C Merdon - IMA Journal of Numerical Analysis, 2022 - academic.oup.com
Nondivergence-free discretizations for the incompressible Stokes problem may suffer from a
lack of pressure-robustness characterized by large discretizations errors due to irrotational …
lack of pressure-robustness characterized by large discretizations errors due to irrotational …
A pressure-robust discretization of Oseen's equation using stabilization in the vorticity equation
Discretization of Navier--Stokes equations using pressure-robust finite element methods is
considered for the high Reynolds number regime. To counter oscillations due to dominating …
considered for the high Reynolds number regime. To counter oscillations due to dominating …
Locking-Free and Gradient-Robust H (\, div\,) H (div)-Conforming HDG Methods for Linear Elasticity
Robust discretization methods for (nearly-incompressible) linear elasticity are free of volume-
locking and gradient-robust. While volume-locking is a well-known problem that can be dealt …
locking and gradient-robust. While volume-locking is a well-known problem that can be dealt …
A low-order divergence-free H (div)-conforming finite element method for Stokes flows
X Li, H Rui - IMA Journal of Numerical Analysis, 2022 - academic.oup.com
In this paper, we propose a discretization of the Stokes equations on general simplicial
meshes in two/three dimensions, which yields an exactly divergence-free and pressure …
meshes in two/three dimensions, which yields an exactly divergence-free and pressure …
Lowest order virtual element approximations for transient Stokes problem on polygonal meshes
In this paper, we discuss and analyze virtual element approximations for the nonstationary
Stokes problem on polygonal meshes. The proposed scheme is based on pressure-velocity …
Stokes problem on polygonal meshes. The proposed scheme is based on pressure-velocity …
An EMA-conserving, pressure-robust and Re-semi-robust method with A robust reconstruction method for Navier–Stokes
X Li, H Rui - ESAIM: Mathematical Modelling and Numerical …, 2023 - esaim-m2an.org
Proper EMA-balance (balance of kinetic energy, linear momentum and angular momentum),
pressure-robustness and Re-semi-robustness (Re: Reynolds number) are three important …
pressure-robustness and Re-semi-robustness (Re: Reynolds number) are three important …
Towards pressure-robust mixed methods for the incompressible Navier–Stokes equations
In this contribution, we review classical mixed methods for the incompressible Navier–
Stokes equations that relax the divergence constraint and are discretely inf-sup stable …
Stokes equations that relax the divergence constraint and are discretely inf-sup stable …
Inf-sup stabilized Scott–Vogelius pairs on general shape-regular simplicial grids for Navier–Stokes equations
This paper considers the discretization of the time-dependent Navier–Stokes equations with
the family of inf-sup stabilized Scott–Vogelius pairs recently introduced in …
the family of inf-sup stabilized Scott–Vogelius pairs recently introduced in …
A gradient-robust well-balanced scheme for the compressible isothermal Stokes problem
A novel notion for constructing a well-balanced scheme–a gradient-robust scheme–is
introduced and a showcase application for the steady compressible, isothermal Stokes …
introduced and a showcase application for the steady compressible, isothermal Stokes …