Stochastic dynamics of intermittent pore-scale particle motion in three-dimensional porous media: Experiments and theory
Sign Up to like & getrecommendations! Published in 2017 at "Geophysical Research Letters"
DOI: 10.1002/2017gl074326
Abstract: ©2017. American Geophysical Union. All Rights Reserved. We study the evolution of velocity in time, which fundamentally controls the way dissolved substances are transported and spread in porous media. Experiments are conducted that use tracer… read more here.
Keywords: motion; velocity; media experiments; particle ... See more keywords
Pore‐scale modeling of microbial activity: What we have and what we need
Sign Up to like & getrecommendations! Published in 2021 at "Vadose Zone Journal"
DOI: 10.1002/vzj2.20087
Abstract: Under water‐unsaturated conditions, environmental factors (e.g., substrate, nutrients, O2, water activity, and porous structure) controlling microbial activity are highly variable in space and time. The physical structure of porous media (pore size distribution and pore… read more here.
Keywords: modeling microbial; scale modeling; pore scale; microbial activity ... See more keywords
A pore-scale model for simulating water flow in unsaturated soil
Sign Up to like & getrecommendations! Published in 2018 at "Microfluidics and Nanofluidics"
DOI: 10.1007/s10404-018-2090-0
Abstract: Pore-scale simulation and tomography have been used in a combination over the past decade to study some fundamental physical and biogeochemical processes in soil that are difficult or impossible to measure, one of which is… read more here.
Keywords: water; model; water flow; soil ... See more keywords
A Pore-Scale Investigation of Low-Salinity Waterflooding in Porous Media: Uniformly Wetted Systems
Sign Up to like & getrecommendations! Published in 2017 at "Transport in Porous Media"
DOI: 10.1007/s11242-017-0854-8
Abstract: The potential of low-salinity (LS) water injection as an oil recovery technique has been the source of much recent debate within the petroleum industry. Evidence from both laboratory and field-level studies has indicated significant benefits… read more here.
Keywords: low salinity; salinity; porous media; salinity waterflooding ... See more keywords
Insight into Heterogeneity Effects in Methane Hydrate Dissociation via Pore-Scale Modeling
Sign Up to like & getrecommendations! Published in 2018 at "Transport in Porous Media"
DOI: 10.1007/s11242-018-1058-6
Abstract: Abstract The production of natural gas from the gas hydrates has attracted significant attention over the last few decades. A continued challenge in gas hydrates is the estimation of the stored gas capacity. To alleviate… read more here.
Keywords: hydrate dissociation; pore scale; pore; gas ... See more keywords
A Pore-Scale Model for Permeable Biofilm: Numerical Simulations and Laboratory Experiments
Sign Up to like & getrecommendations! Published in 2018 at "Transport in Porous Media"
DOI: 10.1007/s11242-018-1218-8
Abstract: In this paper, we derive a pore-scale model for permeable biofilm formation in a two-dimensional pore. The pore is divided into two phases: water and biofilm. The biofilm is assumed to consist of four components:… read more here.
Keywords: model permeable; permeable biofilm; water; model ... See more keywords
Upscaling of Anomalous Pore-Scale Dispersion
Sign Up to like & getrecommendations! Published in 2019 at "Transport in Porous Media"
DOI: 10.1007/s11242-019-01273-3
Abstract: We study the upscaling of advective pore-scale dispersion in terms of the Eulerian velocity distribution and advective tortuosity, both flow attributes, and of the average pore length, a medium attribute. The stochastic particle motion is… read more here.
Keywords: upscaling anomalous; scale dispersion; dispersion; particle ... See more keywords
Nanofluid-Induced Wettability Gradient and Imbibition Enhancement in Natural Porous Media: A Pore-scale Experimental Investigation
Sign Up to like & getrecommendations! Published in 2020 at "Transport in Porous Media"
DOI: 10.1007/s11242-020-01459-0
Abstract: There are several key factors proposed in the literature responsible for oil mobilization and recovery by nanofluids as enhanced oil recovery agents. These factors include interfacial tension (IFT) reduction, wettability alteration, inhibition of fines migration,… read more here.
Keywords: usepackage; document; natural porous; wettability ... See more keywords
Digital rock physics, chemistry, and biology: challenges and prospects of pore-scale modelling approach
Sign Up to like & getrecommendations! Published in 2021 at "Applied Geochemistry"
DOI: 10.1016/j.apgeochem.2021.105028
Abstract: Abstract Conventional and unconventional hydrocarbon rocks have complicated pore structures with heterogeneities distributed over various length scales (from nanometre to centimetre or even larger scales). Effective characterization of the properties of such rocks based on… read more here.
Keywords: physics; biology; pore scale; digital rock ... See more keywords
Pore-scale simulation of salt fingers in porous media using a coupled iterative source-correction immersed boundary-lattice Boltzmann solver
Sign Up to like & getrecommendations! Published in 2021 at "Applied Mathematical Modelling"
DOI: 10.1016/j.apm.2021.01.019
Abstract: Abstract In the conventional representative elementary volume-scale models, details of fluid movement, thermal transfer and mass transport in the porous media are relatively hard to capture, while the understanding of them is crucial in many… read more here.
Keywords: lattice boltzmann; pore scale; salt; porous media ... See more keywords
Numerical study of pore-scale flow and noise of an open cell metal foam
Sign Up to like & getrecommendations! Published in 2018 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2018.09.002
Abstract: Abstract This paper studies numerically the three-dimensional pore-scale flow inside a single cell structure of an open cell metal foam and its aeroacoustic features. Since the Reynolds number based on the pore diameter is very… read more here.
Keywords: flow separation; metal foam; scale flow; cell ... See more keywords