Neural network based process coupling and parameter upscaling in reactive transport simulations

NI Prasianakis, R Haller, M Mahrous… - … et Cosmochimica Acta, 2020 - Elsevier
The multiscale modelling of geochemical processes requires efficient couplings between
scales and physics. The use of machine learning techniques and neural networks has the …

A three-dimensional ISPH-FVM coupling method for simulation of bubble rising in viscous stagnant liquid

Y Xu, G Yang, D Hu - Ocean Engineering, 2023 - Elsevier
The bubble rising problem has always been one of the research hotpots in the field of
multiphase flow simulation due to the complex topological evolution of the phase interface …

[PDF][PDF] Review of the current status and challenges for a holistic process-based description of mass transport and mineral reactivity in porous media

SV Churakov, NI Prasianakis - American Journal of Science, 2018 - ajsonline.org
Reactivity of minerals is controlled by chemical processes at mineral-fluid interfaces acting
at different time-and length scales. Various modeling approaches are available to …

[HTML][HTML] A comparative study of the cumulant lattice Boltzmann method in a single-phase free-surface model of violent flows

K Sato, K Kawasaki, S Koshimura - Computers & Fluids, 2022 - Elsevier
Many coastal and ocean engineering flows, such as tsunamis inundating urban areas, tend
to be violent. The characteristics of these damaging flow fields are three-dimensional, highly …

A pore-level direct numerical investigation of water evaporation characteristics under air and hydrogen in the gas diffusion layers of polymer electrolyte fuel cells

MA Safi, J Mantzaras, NI Prasianakis… - International Journal of …, 2019 - Elsevier
During the operation of polymer electrolyte fuel cells (PEFC) liquid water clusters generated
due to electrochemical reactions in the gas diffusion layers (GDL) create a resistance …

Validation of the MRT-LBM for three-dimensional free-surface flows: an investigation of the weak compressibility in dam-break benchmarks

K Sato, S Koshimura - Coastal Engineering Journal, 2020 - Taylor & Francis
Free-surface flow problems occur in numerous disaster simulations, such as tsunami inland
penetration in urban areas. Simulation models for these problems must be non-hydrostatic …

A numerical study of drop evaporation at high density ratios using Front-Tracking method

M Najafian, S Mortazavi - Computers & Mathematics with Applications, 2023 - Elsevier
Droplet evaporation is a typical multiphase flow with various applications in many natural
phenomena and industrial processes. Different numerical methods have been used to …

A volume-conserving balanced-force level set method on unstructured meshes using a control volume finite element formulation

S Lin, J Yan, D Kats, GJ Wagner - Journal of Computational Physics, 2019 - Elsevier
The level set method for modeling multi-fluid interfaces gives a simple approach for the
simulation of multiphase flow problems. However, many of the components of this method …

A higher-order finite element method with unstructured anisotropic mesh adaption for two phase flows with surface tension

M Shakoor, CH Park - Computers & Fluids, 2021 - Elsevier
A novel finite element framework is proposed for the numerical simulation of two phase flows
with surface tension. The Level-Set (LS) method with piece-wise quadratic (P2) interpolation …

An improved diffuse interface method for three‐dimensional multiphase flows with complex interface deformation

T Zhang, J Wu, X Lin - … Journal for Numerical Methods in Fluids, 2020 - Wiley Online Library
An improved diffuse interface (DI) method is proposed for accurately capturing complex
interface deformation in simulations of three‐dimensional (3D) multiphase flows. In original …