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Direct FEM computation of turbulent multiphase flow in 3D priting nozzle design
(2020)
In this paper, we present a nozzle design of the 3D printing using FEniCS-HPC
as mathematical and simulation tool. In recent years 3D printing or Additive
Manufacturing (AM) has become a emerging technology and it has ...
Portable simulation framework for diffusion MRI
(2019-09-23)
The numerical simulation of the diffusion MRI signal arising from complex tissue micro-structures is helpful for understanding and interpreting imaging data as well as for designing and optimizing MRI sequences. The ...
Computability and Adaptivity in CFD
(2019)
We give a brief introduction to research on adaptive computational methods for laminar compressible and incompressible flow, and then focus on computability and adaptivity for turbulent incompressible flow, where we present ...
Control of distributed parameter systems modelled by parabolic variational inequalities of the obstacle type
(2019)
We will investigate the numerical solution of the control problem modelled by parabolic variational inequalities. The general point of view adopted in this work has its roots in the work by R. Glowinski. The optimal control ...
Finite Element Simulations of Two-phase Flow and Floating Bodies Using FEniCS-HPC
(2018-07)
We present a variational multiscale stabilized finite element method to solve the variable density incompressible Navier-Stokes equations for the simulation of two-phase flow. We introduce a level-set method based on the ...
A partition of unity finite element method for computational diffusion MRI
(2018)
The Bloch–Torrey equation describes the evolution of the spin (usually water proton)
magnetization under the influence of applied magnetic field gradients and is commonly
used in numerical simulations for diffusion MRI ...
Nonlinear computations of heave motions for a generic Wave Energy Converter
(2018)
A bench-marking activity of numerical methods for analysis of Wave Energy Converters (WEC) was proposed under the Ocean Energy Systems (OES) International Energy Agency (IEA) Task 10 in 2015. The purpose of the benchmark ...
Time-resolved Adaptive Direct FEM Simulation of High-lift Aircraft Configurations
(2017-08-01)
Our simulation methodology is referred to as Direct FEM Simulation (DFS), or General Galerkin (G2) and uses a finite element method (FEM) with piecewise linear approximation in space and time, and with numerical stabilization ...