An asymptotically compatible meshfree quadrature rule for nonlocal problems with applications to peridynamics

N Trask, H You, Y Yu, ML Parks - Computer Methods in Applied Mechanics …, 2019 - Elsevier
We present a meshfree quadrature rule for compactly supported nonlocal integro-differential
equations (IDEs) with radial kernels. We apply this rule to develop a meshfree discretization …

On the solution of the population balance equation for bubbly flows using the high-order least squares method: implementation issues

J Solsvik, HA Jakobsen - Reviews in Chemical Engineering, 2013 - degruyter.com
The prediction of the dispersed phase distribution plays a major role in multiphase chemical
reactor engineering. The population balance equation (PBE) is a well-established equation …

Mixed mimetic spectral element method for Stokes flow: A pointwise divergence-free solution

J Kreeft, M Gerritsma - Journal of Computational Physics, 2013 - Elsevier
In this paper we apply the recently developed mimetic discretization method to the mixed
formulation of the Stokes problem in terms of vorticity, velocity and pressure. The mimetic …

Flow field analysis and noise characteristics of an automotive cooling fan at different speeds

K Ren, S Zhang, H Zhang, C Deng… - Frontiers in Energy …, 2023 - frontiersin.org
As the core component of the automotive air conditioning cooling system, the automotive
cooling fan directly affects the cooling performance of the entire system. Therefore, it is …

An alternative least-squares formulation of the Navier–Stokes equations with improved mass conservation

JJ Heys, E Lee, TA Manteuffel, SF McCormick - Journal of Computational …, 2007 - Elsevier
The focus of this paper is on incompressible flows in three dimensions modeled by least-
squares finite element methods (LSFEM) and using a novel reformulation of the Navier …

A conservative finite element method for the incompressible Euler equations with variable density

ES Gawlik, F Gay-Balmaz - Journal of Computational Physics, 2020 - Elsevier
We construct a finite element discretization and time-stepping scheme for the
incompressible Euler equations with variable density that exactly preserves total mass, total …

A locally conservative, discontinuous least‐squares finite element method for the Stokes equations

P Bochev, J Lai, L Olson - International journal for numerical …, 2012 - Wiley Online Library
Conventional least‐squares finite element methods (LSFEMs) for incompressible flows
conserve mass only approximately. For some problems, mass loss levels are large and …

Efficient stress–velocity least-squares finite element formulations for the incompressible Navier–Stokes equations

C Nisters, A Schwarz - Computer Methods in Applied Mechanics and …, 2018 - Elsevier
In this contribution three different mixed least-squares finite element methods (LSFEMs) are
investigated with respect to accuracy and efficiency with simultaneous consideration of …

A conservation–prioritized approach simultaneously enhancing mass and momentum conservation of least-squares method for Stokes/Navier–Stokes problems

N Zhang, H Zheng, C Yuan, W Wu - Computer Methods in Applied …, 2022 - Elsevier
In solving the system of Stokes and Navier–Stokes equations, lack of mass conservation has
been viewed as the critical drawback of the finite element methods based on the least …

A non‐conforming least‐squares finite element method for incompressible fluid flow problems

P Bochev, J Lai, L Olson - International Journal for Numerical …, 2013 - Wiley Online Library
In this paper, we develop least‐squares finite element methods (LSFEMs) for
incompressible fluid flows with improved mass conservation. Specifically, we formulate a …