Articles with "dual porosity" as a keyword



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3D Printed Dual-porosity Scaffolds: the Combined Effect of Stiffness and Porosity in the Modulation of Macrophage Polarization.

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Published in 2021 at "Advanced healthcare materials"

DOI: 10.1002/adhm.202101415

Abstract: Tissue regeneration evolves towards the biofabrication of sophisticated 3D scaffolds. However, the success of these will be contingent to their capability to integrate within the host. The control of the mechanical or topographical properties of… read more here.

Keywords: dual porosity; porosity; modulation; printed dual ... See more keywords

A three‐dimensional enhanced dual‐porosity and dual‐permeability approach for hydromechanical modeling of naturally fractured rocks

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Published in 2021 at "International Journal for Numerical Methods in Engineering"

DOI: 10.1002/nme.6594

Abstract: The natural fracture system plays an important role in the development of naturally fractured reservoirs. Traditionally, those reservoirs are simulated using dual‐porosity and dual‐permeability models. Conventional dual‐porosity models adopt over‐simplifications in terms of characterization of… read more here.

Keywords: porosity dual; dual porosity; dual permeability; porosity ... See more keywords
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A dual-porosity model for the study of chemical effects on the swelling behaviour of MX-80 bentonite

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Published in 2019 at "Acta Geotechnica"

DOI: 10.1007/s11440-019-00762-5

Abstract: Significant chemical influence on the swelling potential of MX-80 bentonite was observed during swelling tests where specimens were hydrated with highly concentrated brine. The maximum swelling pressure for specimens hydrated with brine was about 30%… read more here.

Keywords: dual porosity; swelling behaviour; chemical effects; porosity model ... See more keywords
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Dual porosity modelling of coal core flooding experiments with carbon dioxide

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Published in 2020 at "Computers and Geotechnics"

DOI: 10.1016/j.compgeo.2020.103454

Abstract: Abstract This paper presents the validation of a recently developed dual porosity numerical model and provides insights into coal core flooding experiments with N2 and CO2. Experimental data for anthracite coal from the South Wales… read more here.

Keywords: dual porosity; coal core; flooding; coal ... See more keywords
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An improved dual-porosity model for the electrical analysis of fractured porous media based on the pore scale method

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Published in 2018 at "Journal of Applied Geophysics"

DOI: 10.1016/j.jappgeo.2018.09.032

Abstract: Abstract The electrical resistivity of fractured rocks as a double-porosity system including matrix pore and fracture has been investigated by porosity models based on the parallel-circuit configurations of pore space. These existing porosity models only… read more here.

Keywords: dual porosity; porosity; fracture; porosity model ... See more keywords
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On the solution of the steady-state dual-porosity-Navier-Stokes fluid flow model with the Beavers-Joseph-Saffman interface condition

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Published in 2022 at "Journal of Mathematical Analysis and Applications"

DOI: 10.1016/j.jmaa.2021.125577

Abstract: Abstract In this work, through constructing an auxiliary problem totally driven by the fluid velocity (free flow region) along the interface, we propose a new analysis strategy to establish an a priori estimate of weak… read more here.

Keywords: dual porosity; navier stokes; steady state; porosity navier ... See more keywords
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Analytical dual-porosity gas model for reserve evaluation of naturally fractured gas reservoirs using a density-based approach

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Published in 2018 at "Journal of Natural Gas Science and Engineering"

DOI: 10.1016/j.jngse.2018.08.022

Abstract: Abstract The development of naturally fractured gas reservoirs often requires the deployment of rigorous techniques for production data analysis incorporating dual-porosity gas behavior. It has been a prominent problem to linearize and analytically solve the… read more here.

Keywords: dual porosity; porosity gas; density based; gas ... See more keywords
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Wellbore stability in naturally fractured formations featuring dual-porosity/single-permeability and finite radial fluid discharge

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Published in 2019 at "Journal of Petroleum Science and Engineering"

DOI: 10.1016/j.petrol.2018.11.088

Abstract: Abstract This work presents an analytical solution for an inclined wellbore drilled in a fractured formation displaying a high contrast between the diffusion rates in the fractures and in the porous matrix, with the latter… read more here.

Keywords: dual porosity; finite radial; radial fluid; permeability ... See more keywords
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Dual-Porosity Hollow Carbon Spheres with Tunable Through-Holes for Multi-Guest Delivery.

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Published in 2018 at "ACS applied materials & interfaces"

DOI: 10.1021/acsami.8b11825

Abstract: Dual-porosity hollow carbon spheres (DPHCs) with small mesopores (2-4 nm) and large through-holes (20-30 nm) in shells were successfully synthesized using colloidal silica as the template, small silica nanoparticles as nanomasks, and nontoxic dopamine as… read more here.

Keywords: dual porosity; porosity hollow; carbon spheres; carbon ... See more keywords
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Comparison between single- and dual-porosity models for fluid transport in predicting lesion volume following saline-infused radiofrequency ablation

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Published in 2018 at "International Journal of Hyperthermia"

DOI: 10.1080/02656736.2018.1437282

Abstract: Abstract A recent study by Ooi and Ooi (EH Ooi, ET Ooi, Mass transport in biological tissues: Comparisons between single- and dual-porosity models in the context of saline-infused radiofrequency ablation, Applied Mathematical Modelling, 2017, 41,… read more here.

Keywords: dual porosity; transport; saline infused; saline ... See more keywords
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Conceptualization of Karstic Aquifer with Multiple Outlets Using a Dual Porosity Model.

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Published in 2017 at "Ground water"

DOI: 10.1111/gwat.12504

Abstract: In this study, two conceptual models, the classic reservoir (CR) model and exchange reservoirs model embedded by dual porosity approach (DPR) are developed for simulation of karst aquifer functioning drained by multiple outlets. The performances… read more here.

Keywords: dual porosity; aquifer; karstic aquifer; model ... See more keywords