Recent developments in variational multiscale methods for large-eddy simulation of turbulent flow

U Rasthofer, V Gravemeier - Archives of Computational Methods in …, 2018 - Springer
The variational multiscale method is reviewed as a framework for developing computational
methods for large-eddy simulation of turbulent flow. In contrast to other articles reviewing this …

Solving free-surface problems for non-shallow water using boundary and initial conditions-free physics-informed neural network (bif-PINN)

YH Huang, Z Xu, C Qian, L Liu - Journal of Computational Physics, 2023 - Elsevier
The physics-informed neural network (PINN) has emerged as an alternative approach for
solving a variety of systems, including many fluid dynamics problems. However, the original …

Mesh-moving arbitrary Lagrangian–Eulerian three-dimensional technique applied to sloshing problems

L Battaglia, EJ López, MA Cruchaga, MA Storti… - Ocean …, 2022 - Elsevier
Validation of three-dimensional (3D) sloshing models is a relevant task in order to guarantee
the correctness of numerical predictions. In this work, attention is focused on assessing the …

Numerical modelling of 3D sloshing experiments in rectangular tanks

L Battaglia, M Cruchaga, M Storti, J D'Elía… - Applied Mathematical …, 2018 - Elsevier
This work encompasses numerical and experimental studies of three-dimensional (3D)
sloshing problems. The two-fluid viscous flow, which is solved within a stabilized finite …

A multi-vector interface quasi-Newton method with linear complexity for partitioned fluid–structure interaction

T Spenke, N Hosters, M Behr - Computer Methods in Applied Mechanics …, 2020 - Elsevier
In recent years, interface quasi-Newton methods have gained growing attention in the fluid–
structure interaction community by significantly improving partitioned solution schemes …

Simplex space-time meshes in thermally coupled two-phase flow simulations of mold filling

V Karyofylli, L Wendling, M Make, N Hosters, M Behr - Computers & Fluids, 2019 - Elsevier
The quality of plastic parts produced through injection molding depends on many factors.
Especially during the filling stage, defects such as weld lines, burrs, or insufficient filling can …

Conservative and adaptive level-set method for the simulation of two-fluid flows

C Bahbah, M Khalloufi, A Larcher, Y Mesri, T Coupez… - Computers & …, 2019 - Elsevier
In this paper, we present a high fidelity conservative and adaptive level-set method for the
simulation of two-fluid flows. A new level-set method is designed that associates both re …

Numerical simulations of a vertical-axis hydrokinetic turbine with different blade-strut configurations under free-surface effects

A Bayram, M Dhalwala, P Oshkai… - Engineering with …, 2023 - Springer
A numerical study of the free-surface flow over a vertical-axis hydrokinetic turbine with
different blade-strut configurations is presented in this paper. The set of equations governing …

Stabilised dG-FEM for incompressible natural convection flows with boundary and moving interior layers on non-adapted meshes

PW Schroeder, G Lube - Journal of Computational Physics, 2017 - Elsevier
This paper presents heavily grad-div and pressure jump stabilised, equal-and mixed-order
discontinuous Galerkin finite element methods for non-isothermal incompressible flows …

Model order reduction for deforming domain problems in a time‐continuous space‐time setting

F Key, M von Danwitz, F Ballarin… - International Journal for …, 2023 - Wiley Online Library
In the context of simulation‐based methods, multiple challenges arise, two of which are
considered in this work. As a first challenge, problems including time‐dependent …