This volume brings together work presented at the Fourth International Conference of Computational and Experimental Methods in Multiphase and Complex Flows, held in Bologna, Italy, June 12-14, 2007. Featured topics include: Suspensions; Bubble and Drop Dynamics; Flow in Porous Media; Interfaces; Turbulent Flow; Injectors and Nozzles; Particle Image Velocimetry; Macroscale Constitutive Models; Large Eddy Simulation; Finite Volumes; Interface Tracking Methods; Biological Flows; Environmental Multiphase Flow; Phase Changes and Stochastic Modelling.
Author(s): A. A. Mammoli, C. A. Brebbia, A. A. Mammoli, C. A. Brebbia
Edition: 1
Publisher: WITAE
Year: 2007
Language: English
Pages: 417
Tags: Механика;Механика жидкостей и газов;
Cover......Page 1
Computational Methods in Multiphase Flow IV......Page 2
Copyright Page......Page 9
Preface......Page 10
Contents......Page 12
Section 1: Multiphase flow simulation......Page 16
Aerosol modelling and pressure drop simulation in a sieving electrostatic precipitator......Page 18
A CFD Lagrangian particle model to analyze the dust dispersion problem in quarries blasts......Page 24
Modeling of dispersion and ignition processes of finely dispersed particles of aluminum using a solid propellant gas generator......Page 34
A methodology for momentum flux measurements in two-phase blast flows......Page 44
Two-phase flow transient simulation of severe slugging in pipeline-risers systems......Page 54
CFD simulation of gas–solid bubbling fluidized bed: an extensive assessment of drag models......Page 66
An advanced gas–solid flow engineering model for a fluidized bed reactor system......Page 76
CFD simulation of a stratified flow at the inlet of a compact plate heat exchanger......Page 90
Numerical computation of a confined sediment–water mixture in uniform flow......Page 102
Experimental validation of multiphase flow models and testing of multiphase flow meters: a critical review of flow loops worldwide......Page 112
Section 2: Flow in porous media......Page 128
Modelling groundwater flow and pollutant transport in hard-rock fractures......Page 130
Transient groundwater flow in a single fracture......Page 140
Petroleum reservoir simulation using EbFVM: the negative transmissibility issue......Page 148
An integral treatment for heat and mass transfer along a vertical wall by natural convection in a porous media......Page 158
Application of integrated finite differences to compute symmetrical upscaled equivalent conductivity tensor......Page 168
A parallelizable procedure for contaminant diffusion in waste disposal......Page 178
Permeability, porosity and surface characteristics of filter cakes from water–bentonite suspensions......Page 188
Section 3: Interfaces......Page 198
Investigation of slug flow characteristics in inclined pipelines......Page 200
Behaviour of an annular flow in the convergent section of a Venturi meter......Page 210
Micro-scale distillation – I: simulation......Page 220
Viscoelastic drop deformation in simple shear flow investigated by the front tracking method......Page 230
Section 4: Bubble and drop dynamics......Page 240
Numerical modelling of bubble coalescence and droplet separation......Page 242
Simulation of radial oscillations of a free and a contrast agent bubble in an ultrasound field......Page 254
Visualization method for volume void fraction measurements in gas–liquid two-phase flows of a water turbine outlet channel......Page 264
Nonlinear dynamics of lipid-shelled ultrasound microbubble contrast agents......Page 276
Lagrangian Monte Carlo simulation of spray-flow interaction......Page 286
Dynamic hydraulic jumps in oscillating containers......Page 296
Section 5: Suspensions......Page 306
Experimental investigations of sedimentation of flocs in suspensions of biological water treatment plants......Page 308
Modelling molecular gas suspension diffusion and saturation processes in liquid media......Page 318
Analysis of two- and three-particle motion in a Couette cell......Page 330
Micropolar fluid flow modelling using the boundary element method......Page 340
Numerical modelling of colloidal fluid in a viscous micropump......Page 348
Section 6: Turbulent flow......Page 352
Computational and experimental analyses of a liquid film flowing down a vertical surface......Page 354
The transition of an in-line vortex to slug flow: correlating pressure and reaction force measurements with high-speed video......Page 364
A DNS approach to stability study about a supersonic mixing layer flow......Page 374
Hydrodynamic transmission operating with two-phase flow......Page 384
A note on crossing-trajectory effects in gas-particle turbulent flows......Page 394
Large eddy simulation and the filtered equation of a contaminant......Page 404
O......Page 414
Z......Page 415