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Thermodynamics, statistical mechanics and the vanishing pore width limit of confined fluids
Temperature, particle number and volume are the independent variables of the Helmholtz free energy for a bulk fluid. For a fluid confined in a slit...
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Phase transitions of ionic fluids in nanoporous electrodes
AbstractIn this work, we utilise grand canonical Metropolis Monte Carlo simulations, to establish pore-induced freezing of restricted primitive model...
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Convective mixing in porous media: a review of Darcy, pore-scale and Hele-Shaw studies
AbstractConvection-driven porous media flows are common in industrial processes and in nature. The multiscale and multiphase character of these...
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NUMERICAL AND EXPERIMENTAL STUDY OF THE EFFECT OF WETTABILITY AND CAPILLARY NUMBER ON THE EFFICIENCY OF OIL DISPLACEMENT IN A PORE DOUBLET MODEL
AbstractThis paper presents a numerical and experimental study of the effect of viscous and capillary forces on the characteristics of a multiphase...
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Multiscale micro-architecture of pore space in rocks: size, shape, deformation and accessibility determined by small-angle neutron scattering (SANS)
A brief summary of the evolving applications of small-angle neutron scattering (SANS) to the microstructural research on geological materials in the...
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Lattice Boltzmann Modeling of Complex Fluids: Colloidal Suspensions and Fluid Mixtures
The study of complex fluid dynamics requires development of numerical tools that capture the essentials of the dynamic coupling among the different...
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Intertwined roles of fluid–solid interactions and macroscopic flow geometry in dynamic wetting of complex fluids
Dynamic wetting of complex fluids is an integral component of several industrial operations ranging from surface coatings to the modern 3D printing....
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Gasification of Anthracite in a Pilot-Scale CFB Gasifier and Pore Structure Evolution of Gasification Fly Ash during Steam Activation
The poor-reactivity anthracite urgently needs more ways for large-scale and high-quality utilization. Due to the advantage of good fuel adaptability,...
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Rheological Property Measurement and Application of Formate-Based Drilling Fluids at Elevated Temperatures: A Review
Drilling fluids are crucial to address issues such as loss of well control and integrity, decline in well productivity, and improper hydraulic...
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Combined Surface Light Scattering and Pendant-Drop Experiments for the Determination of Viscosity and Surface Tension of High-Viscosity Fluids Demonstrated for Ionic Liquids
The present study provides a strategy for the determination of the viscosity and surface tension of high-viscosity fluids in the form of ionic...
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Small-strain shear modulus (Gmax) and microscopic pore structure of calcareous sand with different grain size distributions
The maximum shear modulus ( G max ) is a key material characteristic that is incorporated in advanced soil constitutive models. Numerous experimental...
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Pore-network model to quantify internal structure and hydraulic characteristics of randomly packed grains with different morphologies
AbstractThe flow and transport in porous media are highly dependent on the internal structure and morphology of the pore space. The pore structure is...
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Pore-scale direct numerical simulation of Haines jumps in a porous media model
Direct numerical simulations are presented for a porous media model consisting of two immiscible fluids, an invading and defending phase, in a...
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A Comprehensive Experimental Study on Immiscible Displacements in Porous Media: Effects of Capillary Forces, Viscous Forces, Wettability and Pore Geometries
Immiscible displacements in porous media are fundamentally significant for many natural processes and industrial applications. Although extensive...
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Avalanches in strong imbibition
Slow injection of non-wetting fluids (drainage) and strongly wetting fluids (strong imbibition) into porous media are two contrasting processes in...
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Semiempirical equations of state of H2O/CO2 binary mixtures in graphite nanoslits
The existence of confining walls limits the prediction accuracy of nanoconfined fluids using macroscopic equations of state (EOSs); moreover,...
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Evolution of a Phase Interface in the Displacement of Viscous Fluids from a Porous Medium
Abstract—The process of displacement of a viscous fluid from a porous medium is simulated numerically with regard to the capillary effects. The...
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Mesopore Fractal Characteristics in Low-Permeability Sandstone Affected by High Temperature Using NMR
Effectively evaluating the pore structure in sandstone proves to be a difficult task in the field of oil and gas seepage in unconventional...
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Effect of Wicking Capability on the Reseal Pressure of Woven Screens for On-Orbit Cryogenic Propellants Management
In the microgravity environment, the instability of the gas-liquid distribution in the storage tank of propellants is the key issue that the power...
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Fluid effects in model granular flows
Pore fluid plays a crucial role in many granular flows, especially those in geophysical settings. However, the transition in behaviour between dry...
