Results 61 to 70 of about 40,888 (297)

Multiscale nonlocal flow in a fractured porous medium

open access: yes, 2014
We study the flow generated by an incompressible viscoelastic fluid in a fractured porous medium. The model consists of a fluid flow governed by Stokes-Volterra equations evolving in a periodic double-porosity medium.
Woukeng, Jean Louis
core   +1 more source

Equivalence between volume averaging and moments matching techniques for mass transport models in porous media. [PDF]

open access: yes, 2010
This paper deals with local non-equilibrium models for mass transport in dual-phase and dual-region porous media. The first contribution of this study is to formally prove that the time-asymptotic moments matching method applied to two-equation models is
Davit, Yohan   +2 more
core   +2 more sources

Multifunctional Crushing and Piezoresistive Self‐Sensing in Conductive Epoxy/CNT‐Coated Polyetherimide TPMS Lattices

open access: yesAdvanced Engineering Materials, EarlyView.
This study reports lightweight polyetherimide triply periodic minimal surfaces lattices coated with carbon nanotube‐reinforced epoxy that combine mechanical robustness with self‐sensing. The conformal coating enhances stiffness, strength and energy absorption while enabling reliable strain monitoring.
A. Triay   +3 more
wiley   +1 more source

Numerical Simulation of Pollutant Transport in Fractured Vuggy Porous Karstic Aquifers

open access: yesJournal of Applied Mathematics, 2011
This paper begins with presenting a mathematical model for contaminant transport in the fractured vuggy porous media of a species of contaminant (PCP). Two phases are numerically simulated for a process of contaminant and clean water infiltrated in the ...
Xiaolin Fan   +3 more
doaj   +1 more source

Study on Flow in Fractured Porous Media Using Pore-Fracture Network Modeling

open access: yesEnergies, 2017
Microscopic flow in fractured porous media is a typical problem for the exploitation of tight reservoirs. The rapid-flow in the fractured porous-media is of great significance to efficient and continuous oil/gas exploitation.
Haijiao Liu   +3 more
doaj   +1 more source

The investigation of fracture pattern effect on fluid transport and production prediction in M field

open access: yesEnergy Exploration & Exploitation, 2021
Due to the discontinuity and multi-scale of fracture porous media (FPM), fluid transport in the naturally fractured reservoir (NFR) is more complex than in the conventional reservoirs.
Jinlin Zhang   +5 more
doaj   +1 more source

Experimental Investigation of the Recovery of Gas and Oil by Spontaneous Water Imbibition [PDF]

open access: yes, 2012
Imperial Users ...
Anderson, Russell, Anderson, Russell
core  

Dual virtual element method in presence of an inclusion

open access: yes, 2017
We consider a Darcy problem for saturated porous media written in dual formulation in presence of a fully immersed inclusion. The lowest order virtual element method is employ to derive the discrete approximation.
Fumagalli, Alessio
core   +1 more source

Numerical Modeling of Tank Cars Carrying Hazardous Materials With and Without Composite Metal Foam

open access: yesAdvanced Engineering Materials, EarlyView.
Large‐scale puncture models consisting of hazardous materials (HAZMATs) tank car with protective steel–steel composite metal foam (S–S CMF) are solved numerically. Tank car plate with added 10.91–13.33 mm thick S–S CMF layer does not puncture. Protective S–S CMF absorbs impact energy, reduces plate deformation, and prevents shear bands formation ...
Aman Kaushik, Afsaneh Rabiei
wiley   +1 more source

Quantitative Visualization of Two‐Phase Flow in a Fractured Porous Medium

open access: yesWater Resources Research
Two‐phase fluid flow in fractured porous media impacts many natural and industrial processes but our understanding of flow dynamics in these systems is constrained by difficulties measuring the exchange of water between fracture and adjacent porous ...
Zhen Liao   +4 more
doaj   +1 more source

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