Application of gene expression programming to a-posteriori LES modeling of a Taylor Green vortex
Abstract Gene Expression Programming (GEP), a branch of machine learning, is based on
the idea to iteratively improve a population of candidate solutions using an evolutionary …
the idea to iteratively improve a population of candidate solutions using an evolutionary …
[HTML][HTML] Favre-filtered LES-VOF of two-phase flows with eddy viscosity-based subgrid closure models: An a-posteriori analysis
M Saeedipour, S Schneiderbauer - International Journal of Multiphase …, 2021 - Elsevier
Developing functional closure models for all the subgrid scale (SGS) physics in the large
eddy simulation (LES) of turbulent two-phase flows is yet a challenging task due to the …
eddy simulation (LES) of turbulent two-phase flows is yet a challenging task due to the …
Hydrodynamics of gas-liquid bubble columns under bubbling, transient, and jetting flow regimes using volume of fluid computational fluid dynamics
A volume of fluid computational fluid dynamics (VOF-CFD) model was used to investigate
hydrodynamics of air-water bubble columns in the gas distributor region under bubbling …
hydrodynamics of air-water bubble columns in the gas distributor region under bubbling …
Numerical convergence of volume of fluid based large eddy simulations of atomizing sprays
This paper presents three volume of fluid (VoF)-based methods for large eddy simulations of
atomizing sprays with different treatments of the unresolved interface. The turbulent filtered …
atomizing sprays with different treatments of the unresolved interface. The turbulent filtered …
Primary atomization of liquid jets: Identification and investigation of droplets at the instant of their formation using direct numerical simulation
A detailed investigation of droplet characteristics for the primary atomization of a round liquid
jet injected into stagnant gas is performed using direct numerical simulation. The material …
jet injected into stagnant gas is performed using direct numerical simulation. The material …
Modeling of interfacial flows based on an explicit volume diffusion concept
A novel volume of fluid (VoF) model called explicit volume diffusion (EVD) is developed for
the simulation of interfacial flows, including those with turbulence and primary spray …
the simulation of interfacial flows, including those with turbulence and primary spray …
Large-eddy simulation of droplet-laden decaying isotropic turbulence using artificial neural networks
A Freund, A Ferrante - International Journal of Multiphase Flow, 2021 - Elsevier
We propose a model for large-eddy simulation (LES) of decaying isotropic turbulence laden
with droplets with diameter of Taylor length-scale. The main challenge in creating LES …
with droplets with diameter of Taylor length-scale. The main challenge in creating LES …
Regularized, parameter free scale similarity type models for large eddy simulation
Abstract The fidelity of Large Eddy Simulations (LES) depends strongly on the closures of
the sub-grid scale (SGS) stress tensor. Although it is well known that the SGS stresses in …
the sub-grid scale (SGS) stress tensor. Although it is well known that the SGS stresses in …
A-priori assessment of interfacial sub-grid scale closures in the two-phase flow LES context
J Hasslberger, S Ketterl, M Klein - Flow, Turbulence and Combustion, 2020 - Springer
Due to the continuous increase in available computing power, the Large Eddy Simulation
(LES) of two-phase flows started to receive more attention in recent years. Well-established …
(LES) of two-phase flows started to receive more attention in recent years. Well-established …
An experimental study on drop formation from a capillary tube
Z Wang, Y Zhang, R Li, Q Wang, J Wang - Journal of the Brazilian Society …, 2020 - Springer
The dispersal of liquid into ambient air through a tube is a common method of identical drop
formation. In the present work, the regimes and dynamics of droplet and/or jet formation …
formation. In the present work, the regimes and dynamics of droplet and/or jet formation …