Lagrangian particle-based simulation of waves: a comparison of SPH and PFEM approaches

N Salis, A Franci, S Idelsohn, A Reali… - Engineering with …, 2024 - Springer
Lagrangian numerical methods are particularly suitable to reproduce flows involving large
and rapid deformation of the domain, fluid splitting and coalescence, jets and sprays. The …

Variable passing method for combining 3D MPM–FEM hybrid and 2D shallow water simulations of landslide‐induced tsunamis

S Pan, R Nomura, G Ling, S Takase… - … Methods in Fluids, 2024 - Wiley Online Library
With a view to simulating the entire process of a landslide‐triggered tsunami, ranging from
tsunami generation to offshore wave propagation, with relatively low computational costs …

Prediction of impulse waves generated by the Wangjiashan landslide using a hybrid SPH-SWEs model

H Ma, H Wang, W Xu, A Shi, WC Xie - Natural Hazards, 2024 - Springer
A hybrid smooth particle hydrodynamics (SPH) and shallow water equations (SWEs) model
is proposed to simulate landslide-generated waves in river-valley reservoirs. The generation …

A hybrid Lagrangian–Eulerian particle finite element method for free‐surface and fluid–structure interaction problems

C Fu, M Cremonesi, U Perego - International Journal for …, 2024 - Wiley Online Library
The dynamics of fluid flows with free surfaces and interacting with highly deformable
structures is a complex problem, attracting considerable attention. The Particle Finite …

[HTML][HTML] Particle-based adaptive coupling of 3D and 2D fluid flow models

P Suchde - Computer Methods in Applied Mechanics and …, 2024 - Elsevier
This paper proposes the notion of model adaptivity for fluid flow modelling, where the
underlying model (the governing equations) is adaptively changed in space and time …

Numerical simulation of potential impulse waves generated by the Mogu rock landslide at varying water levels in the Lianghekou Reservoir, China

S Chen, W Xu, G Zhang, R Wang, L Yan, H Zhang… - Landslides, 2024 - Springer
Reservoir impoundment and water level fluctuations often trigger landslides and their
secondary disasters, such as potential impulse waves, posing a serious threat to the safety …

Cut-PFEM: a Particle Finite Element Method using unfitted boundary meshes

R Zorrilla, A Franci - Engineering with Computers, 2024 - Springer
In this work, we present a novel unfitted mesh boundary strategy in the context of the Particle
Finite Flement Method (PFEM) aiming to improve endemic limitations of the PFEM relative to …

Landslide-generated wave simulation using coupled multi-phase flow and Boussinesq-type models

AL Latifah, N Tofany, MRJ Alphalevy - Ocean Engineering, 2024 - Elsevier
The effect of landslide-generated tsunami waves on coastal areas can be initially
understood through a numerical simulation. Moreover, an efficient numerical simulation …

Adaptive coupling of 3D and 2D fluid flow models

P Suchde - arXiv preprint arXiv:2405.13165, 2024 - arxiv.org
Similar to the notion of h-adaptivity, where the discretization resolution is adaptively
changed, I propose the notion of model adaptivity, where the underlying model (the …

Modellazione numerica Lagrangiana di interazione onda-struttura

N Salis - 2024 - iris.unipv.it
Offshore structure design requires a reliable definition of the wave loads. With climate
change, extreme wave events pose significant concerns in coastal and ocean engineering …