Turbulent flows with drops and bubbles: What numerical simulations can tell us—Freeman scholar lecture

G Soligo, A Roccon, A Soldati - Journal of Fluids …, 2021 - asmedigitalcollection.asme.org
Turbulent flows laden withlarge, deformable drops or bubbles are ubiquitous in nature and a
number of industrial processes. These flows are characterized by physics acting at many …

Phase-field modeling of complex interface dynamics in drop-laden turbulence

A Roccon, F Zonta, A Soldati - Physical Review Fluids, 2023 - APS
Turbulent flows laden with large, deformable drops are ubiquitous in nature and in a wide
range of industrial processes. Prediction of the interactions between drops, which deform …

Advances of phase-field model in the numerical simulation of multiphase flows: A review

J Li, D Zheng, W Zhang - Atmosphere, 2023 - mdpi.com
The phase-field model (PFM) is gaining increasing attention in the application of multiphase
flows due to its advantages, in which the phase interface is treated as a narrow layer and …

Consistent, energy-conserving momentum transport for simulations of two-phase flows using the phase field equations

S Mirjalili, A Mani - Journal of Computational Physics, 2021 - Elsevier
Realistic two-phase flow problems of interest often involve high Re flows with high density
ratios. Accurate and robust simulation of such problems requires special treatments. In this …

A phase-field method for boiling heat transfer

Z Wang, X Zheng, C Chryssostomidis… - Journal of …, 2021 - Elsevier
We present a phase field method for heat transfer in two-phase flow with boiling. The
vapor/liquid interface evolution is modeled by the Cahn-Hilliard equation. The phase …

Numerical study on droplets impacting solid spheres: Effect of fluid properties and sphere diameter

Y Du, J Liu, Y Li, J Du, X Wu, Q Min - Colloids and Surfaces A …, 2021 - Elsevier
This study adopts the phase-field method to investigate the dynamics of droplet impact on
spherical surfaces at various Reynolds numbers Re and Weber numbers We. Five liquids …

Efficient finite element schemes for a phase field model of two-phase incompressible flows with different densities

J Wang, M Li, C Wang - Journal of Computational Physics, 2024 - Elsevier
In this paper, we present two multiple scalar auxiliary variable (MSAV)-based, finite element
numerical schemes for the Abels-Garcke-Grün (AGG) model, which is a thermodynamically …

Operator Learning Enhanced Physics-informed Neural Networks for Solving Partial Differential Equations Characterized by Sharp Solutions

B Lin, Z Mao, Z Wang, GE Karniadakis - arXiv preprint arXiv:2310.19590, 2023 - arxiv.org
Physics-informed Neural Networks (PINNs) have been shown as a promising approach for
solving both forward and inverse problems of partial differential equations (PDEs) …

Fluid-structure interactions in a flexible pipe conveying two-phase flow

X Zheng, Z Wang, MS Triantafyllou… - International Journal of …, 2021 - Elsevier
We present three-dimensional direct numerical simulation (DNS) results of a horizontal
flexible pipe conveying two-phase incompressible flow at moderate Reynolds numbers …

Original variables based energy-stable time-dependent auxiliary variable method for the incompressible Navier–Stokes equation

J Yang, Z Tan, J Kim - Computers & Fluids, 2022 - Elsevier
In this study, we develop an efficiently linear and energy-stable method for the
incompressible Navier–Stokes equation. A time-dependent Lagrange multiplier is …