Keywords twophase flow, porous medium, modeling, underground nuclear. Multiphase flow in porous media provides a wide range of applications. An opensource toolbox for multiphase flow in porous media. Numerical computation of multiphase flows in porous media. This solver is used in the numerical validation of the developed library. Find all the books, read about the author, and more. Characterization of multiphase fluid flow through porous media is particularly important for a wide range of applications related to the industry or academic research settings blunt, 2017 porous media can range from geologic formations to synthetic materials designed for a particular purpose e. Multiphase fluid flow in porous and fractured reservoirs discusses the process of modeling fluid flow in petroleum and natural gas reservoirs, a practice that has become increasingly complex thanks to multiple fractures in horizontal drilling and the discovery of more unconventional reservoirs and resources the book updates the reservoir engineer of today. Fundamental equations and principal concepts using energy, momentum, and mass balance are developed, and the latest developments in highresolution threedimensional. Our research interests lie in understanding multiphase flow in porous media at the micro and macro scales.
Flow in porous media porenetwork models and multiphase. Multiphase flow in porous media with emphasis on co sequestration. In fluid mechanics, fluid flow through porous media is the manner in which fluids behave when flowing through a porous medium, for example sponge or wood, or when filtering water using sand or another porous material. The most concentrated research in the field of multiphase flows over the past four. Flow in porous media experimental soft condensed matter group. This is a subject with important technical applications, most notably in oil recovery from petroleum reservoirs. Multiphase flow in porous media with emphasis on co. Multiphaseflow properties of fractured porous media. Analysis of multiphase nondarcy flow in porous media 219 under the buckleyleverett. Modelling of twophase flow in porous media with volumeoffluid method bertrand lagree to cite this version.
Numerical treatment of multiphase flows in porous media. Marle, multiphase flow in porous media, edition technip, 1981. Modelling of twophase flow in porous media with volumeoffluid method. Graduate thesis or dissertation multiphase flow in. Nordbotten department of mathematics, university of bergen jan.
The subject of multiphase flows encompasses a vast field, a host of different technological. As commonly observed, some fluid flows through the media while some mass of the fluid is stored in the pores present in the media. This volume on multiphase flow in porous media, which is also being published as a special issue of the journal transport in porous media, contains. It can be used as a development basis to integrate other features of multiphase flow in isotropic porous media. Upscaling multiphase flow in porous media article pdf available in transport in porous media 58 1. Multiphase fluid flow through porous media conductivity. Fluid flow in porous media free ebook download as pdf file. In this paper, we present a toolbox to simulate multiphase flow in porous media. Fluid flow in porous media montanuniversitat leoben. Predicting the transition from one regime to another possible only if the flow regimes can be predicted by the same model. The scope of the journal includes all aspects of mass, momentum and energy exchange phenomena among different phases such as occur in disperse flows, gasliquid and liquidliquid flows, flows in porous media. Modelling of twophase flow in porous media with volumeof. The following sections describe the upscaling of porous media flow. A gas lift option is also included with the program.
The solver impesfoam solves equations described in the section 2. Marle 1981 develops a continuum description of the. Marle, 9780872015692, available at book depository with free delivery worldwide. Three phase airnaplwater system two phase naplwater system with constant air pressure 2modelling and analysis of napl migration in combined saturatedunsaturated porous medium 2parallel computation of multiphase flow in saturated porous medium. Stallman abstract studies of the occurrence of surface water and ground water are commonly made with little or no regard to the unsaturated zone. The characteristics of multiphase fluid flow in porous media such as water retention curve, relative permeability, preferential fluid flow patterns and fluidparticle interaction should be taken into consideration for a fundamental understanding of the. Instead of solving a modified navierstokes system, we solve the mass conservation equations for each fluid where the phase velocities are expressed using a generalization of darcys law. Multiphase flow in porous media using cfd casper schytte hemmingsen, jens honore walther technical university of denmark eth zurich nils koppels alle, bygning 404, 2800 kgs. Second, the mathematical structure of these flow equations needs to be carefully analyzed in order to develop appropriate and efficient numerical methods for their solution. The characteristics of multiphase fluid flow in porous media such as water retention curve, relative permeability, preferential fluid flow patterns and fluidparticle interaction should be taken into consideration for a fundamental understanding of the behavior of pore scale systems.
Moreover, we instrument these systems to simultaneously image the flow and probe their bulk transport properties. Analysis of multiphase nondarcy flow in porous media. Multiphase flow in porous media ansys student community. It is governed by continuumlevel laws of mechanics such as the navierstokes equation, continuity equation, diffusion equation and the boundary conditions at the fluidfluid, solidfluid interfaces and at solidfluidfluid contact lines.
Multiphase flow in porous media university of illinois. Download multiphaseflow inpermeable media ebook pdf or read online books in pdf, epub. File scanned at 300 ppi monochrome using scandall pro 1. Computational methods for multiphase flows in porous media zhangxin chen, guanren huan, yuanle ma. Sep 04, 2017 hydrocarbon production, gas recovery from shale, co2 storage and water management have a common scientific underpinning. Cfd and stress analysis finite element method, fem are seamless integrated. Attention is mostly focused on two and threephase flows. Twophase multiscale numerical framework for modeling thin. Modeling twophase flow of immiscible fluids in porous media. Napl infiltration three phase region water naplair two phase regiontwo phase region air water two phase region air water.
Comsol implementation of a multiphase fluid flow model in. Multiscale methods for multiphase flow in porous media jan m. Virtually all processing technologies from cavitating pumps and turbines to papermaking and the construction of plastics involve some form of multiphase flow. The need to predict, understand, and optimize complex physical and c mical processes occurring in and around the earth, such as groundwater c tamination, oil reservoir production, discovering new oil reserves, and ocean hydrodynamics, has been increasingly recognized. Multiscale methods for multiphase flow in porous media.
They created a planar porous medium with two plates of etched glass. Vc 20 american institute of chemical engineers aiche j, 00. For flow in porous media, the darcy equation has been applied. Discretization and gridding in reservoir simulation 2. It is governed by continuumlevel laws of mechanics such as the navierstokes equation, continuity equation, diffusion equation and the boundary conditions at. An areally distributed spill may not infiltrate as a contiguous mass but tends to advance as fingers. However, it is challenging to accurately predict the flow evolution in porous media because of the difficulties in capturing the fluidsolid and fluidfluid interactions in complexshaped confinements at the porescale. Multiphase flow in porous media university of illinois at. In fluid mechanics, multiphase flow is the simultaneous flow of materials with two or more thermodynamic phases.
Pdf analysis of multiphase nondarcy flow in porous media. We study the physics of multiphase fluid flow in porous media. Fluid flow includes both flow in pipes and flow in porous media. Presented at the 2009 rocky mountain petroleum technology conference, 1416 april, denver, co, 2009 have shown that the barree and conway model is able to describe the entire range of relationships between flow rate and potential gradient from low to highflow rates through porous media. Huxley school, imperial college, prince consort road, london sw7 2bp, uk abstract in the last 3 years there has been a huge increase in the use of porescale modeling to study multiphase. In addition, medical ct and mct are important tools for imag ing and analysis of single and multiphase flow in porous and fractured media barbu et al. However, modelling multiphase flow in porous media is a challenging task, as it concerns forces acting at different scales in the flow domain. Multiphase fluid flow through porous media conductivity and. I tried to simulate a water displacing oil flow within a porous media using the multiphase mixture model and keeps getting this velocity contour which i feel is wrong. Proceedings of the international workshop held at beijing, china, 26 august 1999 zhangxin chen, richard e. Interfacial tension governs the shape and movement of the phase. For two phase flow the phenomenon is analogous langlo and.
Mixing refers to the rate at which different waters blend. The international journal of multiphase flow publishes analytical, numerical and experimental articles. Dense chlorinated solvents in porous and fractured media, model experiments. This volume on multiphase flow in porous media, which is also being published as a special issue of the journal transport in porous media, contains contributions on the latticeboltzmann technique, the renormalization technique, and semiphenomenological studies at the pore level. Modeling of such flows involves specific volumeaveraged equations and therefore specific computational fluid dynamics cfd tools. These flows have attracted the attention of an impressive group. Multicomponent multiphase flow in porous media with temperature variation or adsorption a dissertation submitted to the department of petroleum engineering. We elucidate key physical mechanisms at the small scale using. The impact on wettability alteration on co2 storage safety is studied for both johansen formation and synthetic model. Application of neural networks in multiphase flow through. Shrinkage without free surfaces in the framework of mirror bcs. The international journal of multiphase flow publishes analytical, numerical and experimental articles of lasting interest. Multiphase flow occurs regularly in many natural phenomena, and also is well documented and crucial within various industries. These flows have attracted the attention of an impressive group of renowned researchers and have spawned a number.
Multiphase fluid flow in porous and fractured reservoirs. Hydrocarbon production, gas recovery from shale, co2 storage and water management have a common scientific underpinning. Multiphase flow in permeable media pdf books library land. Flow in porous media experimental soft condensed matter. Multiphase flows in porous media represent fluid dynamics problems of great complexity involving a wide range of physical phenomena. The pore space in most naturally occurring media is highly chaotic. Despite their seemingly disparate natures, these geoscience problems have many common mathe tical and. The role of interfacial areas in twophase flow in porous media. The basic mass conservation principle is general and will be derived just once here and special. This book provides a fundamental description of multiphase flow through porous rock, with emphasis on the understanding of displacement processes at the pore, or micron, scale.
The mass conservation equations will appear repeatedly in many different forms when different displacement processes are considered. But multiphase flow through it is not a random process. Lecture 14 multiphase flows applied computational fluid. Pdf thermodynamic basis of capillary pressure in porous media. Sediment transport in rivers is subject to multiphase flow, in which the suspended particles are treated as a disperse second phase which interacts with the continuous fluid phase. Multiphase fluid flow in porous and fractured reservoirs discusses the process of modeling fluid flow in petroleum and natural gas reservoirs, a practice that has become increasingly complex thanks to multiple fractures in horizontal drilling and the discovery of more unconventional reservoirs and resources. It is also prevalent in many natural phenomena these phases may consist of one chemical component. Modelling twophase flow in porous media at the pore scale. In addition, we perform our experiments in the microscale using a micro and nanocts as well as the core continuum scale. The subject of this thesis is multiphase flow in porous media with emphasis on co2 sequestration. Viscous forces are responsible for the dissipation of energy of the fluid system at larger scales, in the bulk of individual fluids. These threedimensional 3d model systems allow us to fully visualize the multiphase flow, in 3d, at porescale resolution, using confocal microscopy.
N2 multiphase flows in porous media represent fluid dynamics problems of great complexity involving a wide range of physical phenomena. The multiphase flow in wellbores and pipe lines is handled by several multiphase flow equations including beggsbrill, hagedornbrown, hasankabir, and duns and ros. Multiphase flow in porous media mechanics, mathematics, and numerics. In particular, we are interested in wettability and spontaneous imbibition studies both experimentally and numerically.
Natural fractured reservoir engineering phdg textbooks in preparation, intended to be issued during 2015. Third, since some aspects of the discretized flow equations are typically stiff, one must develop efficient schemes for solving large sparse systems of linear equations. For this we should combine the henry law 28, the raoultkelvin law. Endeffect in case of a wetting displacing phase after marle. Ewing, zhongci shi springer, jan 11, 2008 science 446 pages. Aug 11, 2015 2d simulation of droplets coalescing through a porous media with a multicomponent multiphase lattice boltzmann model. Computational methods for multiphase flows in porous media zhangxin chen guanren huan yuanle ma. Pdf important features of multiphase flow in porous media that distinguish it from. We develop microfluidic systems to investigate the fundamentals of twophase flow in porous media. The general flow model applied in different simulators is based on the solution of the conservation equations of momentum, mass and energy. Filled the pore space with distilled water, then injected reddyed soltrol an oil from the left figure a, and reflooded with distilled water flowing from the right in the opposite direction of the injection figure b. Multiphase flow regimes user must know a priori the characteristics of the flow.
Complex solid geometries, subgrid thin films, and interfacial deformations are critical for studying multiphase flows in porous media. It is possible to combine the boundary conditions eq. Different mechanisms that enhance or prevent co2 leakage are analyzed in relation with wettability alteration. Modeling twophase flows of immiscible fluids in porous media is important in many.
Fingering is a complex function of the viscosity and density of the fluids and the structure of the porous medium. Yet, this zone between the land surface and the saturated. Computational methods for multiphase flows in porous media. I need somebody to help on how to fix this problem.
Two phase partially miscible flow and transport modeling in porous. Multiphase flow in porous media paperback june 1, 1981 by charles marle author visit amazons charles marle page. Flow in porous media implies inlet and outlet of fluids in many cases, modified periodic boundary conditions can be applied e. Fluid flow in porous media porosity wetting scribd. Chapter 6 conservation equations for multiphasemulticomponent flow through porous media.