A review of variational multiscale methods for the simulation of turbulent incompressible flows

N Ahmed, T Chacon Rebollo, V John… - Archives of Computational …, 2017 - Springer
Various realizations of variational multiscale (VMS) methods for simulating turbulent
incompressible flows have been proposed in the past fifteen years. All of these realizations …

[图书][B] Finite element methods for incompressible flow problems

V John - 2016 - Springer
Incompressible flow problems appear in many models of physical processes and
applications. Their numerical simulation requires in particular a spatial discretization. Finite …

Validation of LES-C turbulence models

Y Batugedara, AE Labovsky, KJ Schwiebert - Computer Methods in Applied …, 2024 - Elsevier
A new family of turbulence models, Large Eddy Simulation with Correction (LES-C) has
been proposed in Labovsky (2020), that reduces the modeling error by treating an LES …

Impact of turbulence modeling on the simulation of blood flow in aortic coarctation

S Katz, A Caiazzo, B Moreau… - International Journal …, 2023 - Wiley Online Library
Numerical simulations of pulsatile blood flow in an aortic coarctation require the use of
turbulence modeling. This paper considers three models from the class of large eddy …

Numerical studies of finite element variational multiscale methods for turbulent flow simulations

V John, A Kindl - Computer Methods in Applied Mechanics and …, 2010 - Elsevier
Different realizations of variational multiscale (VMS) methods within the framework of finite
element methods are studied in turbulent channel flow simulations. One class of VMS …

An energy-based lengthscale for reduced order models of turbulent flows

C Mou, E Merzari, O San, T Iliescu - Nuclear Engineering and Design, 2023 - Elsevier
In this paper, we propose a novel reduced order model (ROM) lengthscale that is
constructed by using energy distribution arguments. The new energy-based ROM …

Conductance of individual molecules measured with controllable gold electrodes

T Böhler, A Edtbauer, E Scheer - Physical Review B—Condensed Matter and …, 2007 - APS
We investigated the conductance of C 60 molecules using mechanically controllable break-
junction electrodes at 10 K in UHV. The molecules are evaporated in situ. With this method …

Simulations of population balance systems with one internal coordinate using finite element methods

V John, T Mitkova, M Roland, K Sundmacher… - Chemical Engineering …, 2009 - Elsevier
The paper presents an approach for simulating a precipitation process which is described by
a population balance system consisting of the incompressible Navier–Stokes equations …

Dynamic models for Large Eddy Simulation of compressible flows with a high order DG method

A Abba, L Bonaventura, M Nini, M Restelli - Computers & Fluids, 2015 - Elsevier
The impact of dynamic models for applications to LES of compressible flows is assessed in
the framework of a numerical model based on high order discontinuous finite elements. The …

Time-dependent subgrid scales in residual-based large eddy simulation of turbulent channel flow

P Gamnitzer, V Gravemeier, WA Wall - Computer Methods in Applied …, 2010 - Elsevier
The present study investigates the effect of taking into account the time dependency of the
fine (subgrid) scales in a residual-based variational multiscale approach for large eddy …