Computational Methods in Multiphase Flow

Section 1: Multiphase flow simulation 3D Eulerian simulation of a gas-solid bubbling fluidized bed: assessment of drag coefficient correlations; Computational and experimental methods for the on-line measurement of the apparent viscosity of a crystal suspension; Two-phase flow modelling within expansion and contraction singularities; Numerical simulation of gas-solid flow in ducts by CFD techniques; Modelling of solidification of binary fluids with non-linear viscosity models; A simulation of the coupled problem of magnetohydrodynamics and a free surface for liquid metals; Ammonia concentration analysis for the steam condenser by combining two phase flow CFD simulation with condensation and process simulation; An approach to the prediction of wax and asphaltene deposition in a pipeline based on Couette device experimental data; Large amplitude waves in a slug tracking scheme; Numerical simulation of an intermediate sized bubble rising in a vertical pipe; Modelling of stratified two phase flows using an interfacial area density model; Multi-phase mixture modelling of nucleate boiling applied to engine coolant flows; On the application of Mesoscopic Eulerian Formalism to modulation of turbulence by solid phase; VOF-based simulation of conjugate mass transfer from freely moving fluid particles; Computational fluid dynamic as a feature to understand the heat and mass transfer in a vacuum tower; Understanding segregation and mixing effects in a riser using the quadrature method of moments; Numerical simulation of heavy oil flows in pipes using the core-annular flow technique; Simulation of flow and modelling the residence time distribution in a continuous two impinging liquid-liquid streams reactor using the Monte Carlo Technique Section 2: Interaction of gas, liquids and solids Vortex study on a hydraulic model of Godar-e-Landar Dam and Hydropower Plant; Minimum fluidization velocity, bubble behaviour and pressure drop in fluidized beds with a range of particle sizes Section 3: Turbulent flow Mathematical modelling on particle diffusion in fluidised beds and dense turbulent two-phase flows; A numerical study of the scale effects affecting the evolution and sediment entrainment capacity of a gravity current, propagating over a loose bed containing large-scale roughness elements; Effect of relative motion between bubbles and surrounding liquid on the Reynolds stress as a mechanism controlling the radial gas holdup distribution; Velocity and turbulence measurements of oil-water flow in horizontal and slightly inclined pipes using PIV Section 4: Environmental multiphase flow Meandering of a particle-laden rivulet; Experimental study on the rheological behaviour of debris flow material in the Campania region; Experimental and numerical investigation of mixed flow in a gallery; Sediment transport via dam-break flows over sloping erodible beds Section 5: Bubble and drop dynamics Hydrodynamic drag and velocity of micro-bubbles in dilute paper machine suspensions; Effects of physical properties on the behaviour of Taylor bubbles; Numerical simulation of one-dimensional mixed flow with air/water interaction; Geometry effects on the interaction of two equal-sized drops in simple shear flow at finite Reynolds numbers Section 6: Flow in porous media Modelling the tide effects in groundwater; Modelling of diffusion in porous structures; Measurement and prediction for air flow drag in different packing materials; CFD simulation with multiphase flows in porous media and open mineral storage pile; Powered addition applied to the fluidisation of a packed bed Section 7: Heat transfer Tube bundle's cooling by aqueous foam; Desulfurization of heavy crude oil by microwave irradiation Section 8: Image processing Reconstruction of a three-dimensional bubble surface from high-speed orthogonal imaging of dilute bubbly flow; Experimental investigation on air entrainment below impinging jets by means of video observations and image processing Section 9: Interfacial behaviour LBM simulation of interfacial behaviour of bubbles flow at low Reynolds number in a square microchannel; Experimental investigation of a 2d impinging jet on a liquid surface