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Article
Open AccessThe FluidFlower Validation Benchmark Study for the Storage of CO \(_2\)
Successful deployment of geological carbon storage (GCS) requires an extensive use of reservoir simulators for screening, ranking and optimization of storage sites. However, the time scales of GCS are such tha...
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Open AccessSimulation of CO2 Storage Using a Parameterization Method for Essential Trap** Physics: FluidFlower Benchmark Study
An efficient compositional framework is developed for simulation of CO \(_{2}\) ...
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Article
Open AccessA Pore-Scale Model for Electrokinetic In situ Recovery of Copper: The Influence of Mineral Occurrence, Zeta Potential, and Electric Potential
Electrokinetic in-situ recovery is an alternative to conventional mining, relying on the application of an electric potential to enhance the subsurface flow of ions. Understanding the pore-scale flow and ion t...
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Article
Editorial to the Special Issue: Multi-Scale and Multi-Physics Processes in Geological Systems with Fractured Porous Media
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Open AccessSuper-Resolved Segmentation of X-ray Images of Carbonate Rocks Using Deep Learning
Reliable quantitative analysis of digital rock images requires precise segmentation and identification of the macroporosity, sub-resolution porosity, and solid\mineral phases. This is highly emphasized in hete...
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Article
Open AccessPhenomenological Model of Nonlinear Dynamics and Deterministic Chaotic Gas Migration in Bentonite: Experimental Evidence and Diagnostic Parameters
Understanding gas migration in compacted clay materials, e.g., bentonite and claystone, is important for the design and performance assessment of an engineered barrier system of a radioactive waste repository ...
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Open AccessExperimental Investigation of Gas Dynamic Effects Using Nanoporous Synthetic Materials as Tight Rock Analogues
To improve the understanding of gas transport processes in tight rocks (e.g., shales), systematic flow tests with different gases were conducted on artificial micro- to nanoporous analogue materials. Due to th...
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Article
Open AccessTransport of Turbulence Across Permeable Interface in a Turbulent Channel Flow: Interface-Resolved Direct Numerical Simulation
Turbulence transportation across permeable interfaces is investigated using direct numerical simulation, and the connection between the turbulent surface flow and the pore flow is explored. The porous media do...
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Open AccessApparent Liquid Permeability in Mixed-Wet Shale Permeable Media
Apparent liquid permeability (ALP) in ultra-confined permeable media is primarily governed by the pore confinement and fluid–rock interactions. A new ALP model is required to predict the interactive effect of ...
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Open AccessDetailed Assessment of Compositional and Interfacial Tension Effects on the Fluid Behaviour During Immiscible and Near-Miscible CO2 Continuous and WAG Displacements
This study seeks to improve numerical simulations of the key physics occurring in CO2 enhanced oil recovery (CO2-EOR) processes, with a particular focus on the transition from immiscible to miscible displacements...
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Open AccessAnalysis of Compositional Effects on Global Flow Regimes in CO2 Near-Miscible Displacements in Heterogeneous Systems
This study investigates the interaction of compositional effects with the flow behaviour during near-miscible (and immiscible) CO2–oil displacements in heterogeneous systems. A series of numerical simulations mod...
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A New Model for Determining the Effective Permeability of Tight Formation
Unlike conventional reservoirs, tight reservoirs have complex pore structures and severe boundary-layer effect. The pore throat of tight reservoirs is in nanoscale and the boundary layer cannot be ignored beca...
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Retraction Note to: Pressure Transient Analysis for Multi-stage Fractured Horizontal Wells in Shale Gas Reservoirs
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Erratum to: Pressure Transient Analysis for Multi-stage Fractured Horizontal Wells in Shale Gas Reservoirs
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Open AccessDarcy–Brinkman Flow Through a Corrugated Channel
A perturbation analysis is carried out to the second order to give effective equations for Darcy–Brinkman flow through a porous channel with slightly corrugated walls. The flow is either parallel or normal to ...
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Article
Open AccessGas Permeability of Fractured Sandstone/Coal Samples under Variable Confining Pressure
Rock fractures transmit underground gas effectively once they have sufficient widths and interconnection. However, the fracture geometries needed for gas transport are strongly influenced by surrounding pressu...
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Response to Comments on the Article Titled ‘The Starting Flow in Ducts Filled with a Darcy–Brinkman Medium’