Fractured porous media翻译
WebMar 1, 2010 · Fractured porous media have generated great interest since the beginning of the exploitation of the oil fields. The first important contributions to this field are due to … WebApr 8, 2016 · In this paper, a fractal dual-porosity model is developed to estimate the equivalent hydraulic properties of fractured porous media, where a fractal tree-like network model is used to characterize the fracture system according to its fractal scaling laws and topological structures. The analytical expressions for the effective permeability of ...
Fractured porous media翻译
Did you know?
WebJun 24, 2011 · Based on the flux equivalent principle of a single fracture, the discrete fracture concept was developed, in which the macroscopic fractures are explicitly … WebThis paper proposes a numerical model for the fluid flow in fractured porous media with the extended finite element method. The governing equations account for the fluid flow in the porous medium and the discrete natural fractures, as well as the fluid exchange between the fracture and the porous medium surrounding the fracture. The pore fluid pressure …
WebMay 15, 2024 · The paper starts by discussing the representation of fractures and fracture netw orks in porous media in Sec. 2, while models for flow are presented in Sec. 3. In Sec. 4, conceptual models for ... WebOct 19, 2024 · Fractures in a porous medium are discontinuities in the medium in the form of narrow zones that are locally approximately planar …
Webmf the mass transfer term between the porous matrix and fractures. We can writeasimilar system of equations for ow in triple continuum approach, where the rst continuum describe a ow in the matrix of the porous media, the second continuum belongs to the network of small highly connected fracture network (natural fractures) and the third ... WebThe use of a polymer gel is an effective method for water shutoff in mature oilfield development. As for fractured reservoirs, in order to mitigate the filtration of gelant (fluid solution of cross-linker and polymer that exists before gelation) to matrix and increase the enduring erosion ability of mature gel, chromium(III) acetate, and phenol−formaldehyde …
WebOct 18, 2012 · This book aims to estimate the macroscopic properties of fractures, fracture networks and fractured porous media from easily measurable quantities. Attention is … 7 Two-phase flow through fractured porous media Notes. Notes. 8 Concluding … Luckily, our fascination for the complexity of real fractured media and the utility of … ReferencesAdler, P.M. (1992). Porous Media: Geometry and Transports. … In the previous chapter, fractures were considered at a scale of the order of …
WebOct 29, 2024 · In the past decades, many analytical solutions were developed to model solute transport or contaminant transport processes in a single fracture-matrix system [5–8].However, much literature related to solute transport in such fractured porous media often involved the so-called “numerical experiments” or “numerical simulations” where an … trim first letter in excelWebSep 24, 2024 · A new discretization technique for fractured porous media is presented. The most accurate representation for such system is the discrete fracture and matrix (DFM) model where the fractures, their ... trim fitness studio brea scheduleWebA fractured porous medium is composed of a porous medium with nonzero permeability and fractures. When a fluid flows through a fractured porous medium, it flows through … trim first character excelWeblarity of fractured porous media, it is a challenge to explicitly model the discrete fractures and to specify the equivalent hydraulic properties of frac-tured porous media.5,6 The effective permeability of fractured porous media depends on both fracture geometry (e.g. fracture length and aperture distri-bution, surface roughness, dead-end ... trim fit windowpane wool suitWebSome general terminology about fractures, fracture networks and fractured porous media is presented. The basic concept of permeability is defined in simple terms. Finally, the … trim fit for life reviewsWebAs a response to this, the current paper has two main aims: First, to provide the rst consistent and frame-invariant mathematical model for fractured porous media on … trim flinders catWebMar 7, 2013 · Summary. A new manufacturing method for a fractured porous model for macroscopic experimental simulation of an oil reservoir is presented to reduce significantly the uncertainty of reservoir numerical simulation. Large numbers of small-cube rocks with the same size made from natural rocks of selected outcrops are bonded in specific ways … trim for a king\u0027s robe crossword clue