A comparison of vortex and pseudo-spectral methods for the simulation of periodic vortical flows at high Reynolds numbers

WM Van Rees, A Leonard, DI Pullin… - Journal of Computational …, 2011 - Elsevier
We present a validation study for the hybrid particle-mesh vortex method against a pseudo-
spectral method for the Taylor–Green vortex at ReΓ= 1600 as well as in the collision of two …

Forward uncertainty quantification in random differential equation systems with delta‐impulsive terms: Theoretical study and applications

VJ Bevia, JC Cortés… - Mathematical Methods in …, 2023 - Wiley Online Library
This contribution aims at studying a general class of random differential equations with Dirac‐
delta impulse terms at a finite number of time instants. Our approach directly addresses …

[HTML][HTML] A high-order fully Lagrangian particle level-set method for dynamic surfaces

LJ Schulze, SKT Veettil, IF Sbalzarini - Journal of Computational Physics, 2024 - Elsevier
We present a fully Lagrangian particle level-set method based on high-order polynomial
regression. This enables meshfree simulations of dynamic surfaces, relaxing the need for …

Bursting on a vortex tube with initial axial core-size perturbations

L Ji, WM Van Rees - Physical Review Fluids, 2022 - APS
We simulate and analyze the evolution of a rectilinear vortex tube with initial axial core-size
perturbations at circulation-based Reynolds number of 5000. The initial variations in the …

Vortex bursting and associated twist dynamics on helical vortex tubes and vortex rings

L Ji, WM van Rees - Journal of Fluid Mechanics, 2024 - cambridge.org
The interaction of opposite-signed twist waves on vortex tubes can lead to vortex bursting, a
process where the core expands into a double ring-like structure with strong swirling flows …

A vortex particle-mesh method for subsonic compressible flows

P Parmentier, G Winckelmans, P Chatelain - Journal of Computational …, 2018 - Elsevier
This paper presents the implementation and validation of a remeshed Vortex Particle-Mesh
(VPM) method capable of simulating complex compressible and viscous flows. It is …

[PDF][PDF] An immersed interface vortex particle-mesh method

Y Marichal - Universit Catholique de Louvain, 2014 - dial.uclouvain.be
Nowadays, the usage of numerical simulation has become standard in the domains of
industrial research and design processes. The evolution and the increasingly widespread …

Particle simulations of morphogenesis

P Koumoutsakos, B Bayati, F Milde… - … Models and Methods in …, 2011 - World Scientific
The simulation of the creation and evolution of biological forms requires the development of
computational methods that are capable of resolving their hierarchical, spatial and temporal …

Étude numérique et expérimentale du comportement d'hydroliennes

P Mycek - 2013 - archimer.ifremer.fr
Ce manuscrit traite de la caractérisation numérique et expérimentale du comportement
d'hydroliennes. D'un point de vue expérimental, des essais ont été réalisés au bassin à …

Advances in Random Differential Equations: Computational Methods and Multidisciplinary Applications

VJ Bevia Escrig - 2025 - riunet.upv.es
[ES] La cuantificación de incertidumbre involucra diversos métodos y técnicas
computacionales para abordar las brechas inherentes en la modelización matemática de …