Modeling turbulent flows in porous media

BD Wood, X He, SV Apte - Annual Review of Fluid Mechanics, 2020 - annualreviews.org
Turbulent flows in porous media occur in a wide variety of applications, from catalysis in
packed beds to heat exchange in nuclear reactor vessels. In this review, we summarize the …

Effects of near-bed turbulence on microplastics fate and transport in streams

H Yang, H Foroutan - Science of The Total Environment, 2023 - Elsevier
Quantifying the impact of hyporheic exchange is crucial for understanding the transport and
fate of microplastics in streams. In this study, we conducted several Computational Fluid …

SPH modelling of turbulent open channel flow over and within natural gravel beds with rough interfacial boundaries

E Kazemi, K Koll, S Tait, S Shao - Advances in Water Resources, 2020 - Elsevier
Abstract Smoothed Particle Hydrodynamics (SPH) is brought to a level that can be applied to
simulate turbulent open channel flows over and within natural porous gravel beds. For this …

Scanning PIV of turbulent flows over and through rough porous beds using refractive index matching

G Rousseau, C Ancey - Experiments in Fluids, 2020 - Springer
This paper presents image velocimetry measurements on turbulent flows adjacent to a
permeable bed made of randomly packed glass particles. For measuring flow velocities …

Fully developed open channel flow over clusters of freshwater mussels partially buried in a gravel bed

T Lazzarin, G Constantinescu, H Wu… - Water Resources …, 2024 - Wiley Online Library
The present study uses results of eddy‐resolving numerical simulations to investigate the
open channel flow over large clusters of freshwater mussels (Unio elongatulus) partially …

Anomalous transport through free-flow-porous media interface: Pore-scale simulation and predictive modeling

JS Kim, PK Kang - Advances in Water Resources, 2020 - Elsevier
Pore-scale velocity and turbulence structures near streambeds may control solute transport
and dispersion in streams. In this study, pore-scale flow and transport simulations are …

Boundary layer dynamics and bottom friction in combined wave–current flows over large roughness elements

X Yu, JH Rosman, JL Hench - Journal of Fluid Mechanics, 2022 - cambridge.org
In the coastal ocean, interactions of waves and currents with large roughness elements,
similar in size to wave orbital excursions, generate drag and dissipate energy. These …

Turbulence‐Driven Clogging of Hyporheic Zones by Fine Particle Filtration

E Saavedra Cifuentes, Y Teitelbaum… - Geophysical …, 2023 - Wiley Online Library
Hyporheic exchange (HE), fine particle deposition and clogging are tightly coupled
processes that control ecosystem services in rivers. While HE is assumed to be induced …

Pore-scale flow effects on solute transport in turbulent channel flows over porous media

JS Kim, PK Kang, S He, L Shen, SS Kumar… - Transport in Porous …, 2023 - Springer
Solute transport and mixing at channel-flow–porous media interfaces are strongly influenced
by velocity and turbulence structures near porous media, and such coupled channel-flow …

Analysis of the turbulent flow patterns generated in isotropic porous media composed of aligned or centered cylinders

I González-Neria, JA Yáñez-Varela… - International Journal of …, 2021 - Elsevier
The analysis of the turbulent flow inside porous media composed of infinite arrangements of
cylinders with square and circular cross sections disposed in aligned or centered …