Day 1
08:30 - THURSDAY 19 MAY 2016
08:30 REGISTRATION AND REFRESHMENTS
09:00 CHAIR’S OPENING REMARKS
Carola König, Institute of Environment, Health and Societies and College of Engineering,
Design and Physical Sciences, Brunel University London
Keynote
09:10 Modelling and simulation of multi-component compressible flows
Dimitris Drikakis, Executive Dean, Faculty of Engineering; Professor of Engineering Science, University of Strathclyde
•Implicit Large Eddy Simulation (ILES) of compressible turbulent mixing
•Engineering turbulence models for multi-component flows
•High-order CFD methods
•Hybrid compressible-incompressible methods
09:40 Multiphase CFD modelling for safety and performance engineering
Marco Buonfiglioli, Principal Engineer, Fluid Mechanics, Atkins Global
•Safety: Behaviour of cryogenic spills on FLNG process facilities, including liquid spray, VOF, liquid film and conjugate heat transfer to structures
•Performance: Prediction of design behaviour for waste water vortex drops, including comparison to experimental data
•Performance: Prediction of erosion, heat transfer and multiphase flow slugging in upstream oil and gas equipment
10:10 Towards accurate prediction of gas-liquid two-phase flows
Alan Burns, Associate Professor, School of Chemical and process Engineering, Leeds
University and Senior Developer, ANSYS UK
•Development and experimental validation of models for gas-liquid flows: A collaboration with ANSYS Germany and the Helmholz Zentrum Dresden Rossendorf (HZDR)
10:40 Questions and answers
11:00 Networking Refreshment Break
Case Study
11:30 OpenFOAM and industry
Gavin Tabor, Associate Professor of CFD/Director of Education (Engineering) CEMPS, University of Exeter
•Introducing OpenFOAM as a flexible and cost-effective solution to CFD requirements
•Demonstrating how the code has been used in conjunction with an SME in sustainable urban drainage to develop new products
•Current work on reacting flow, particle separation and optimisation through the Adjoint Method
12:00 Implementation of flocculation and break up models in CFD for particulate systems
Darrell Egarr, Senior Engineer, MMI Engineering
•Development and validation of OpenFOAM for solving the transport of multiple particle size groups using an algebraic slip formulation
•Motivation of the development with respect to applications in the nuclear and water industry
•Implementation of flocculation and breakup models with results presented from test cases applicable to the water industry
12:30 Question and Answer Session
12:50 NETWORKING LUNCH
13:50 Large Eddy Simulation of spray fuelled flames
William Jones, Department of Mechanical Engineering, Imperial College London
•Droplet dispersion
•Droplet evaporation
•Secondary droplet breakup
14:20 Challenges of multiphase flow modelling in gas turbine engines
Helen Brocklehurst, Chief of Computational Fluid Dynamics, Rolls Royce
•Introducing the range of different multiphase phenomena encountered in gas turbine engines, including hail ingestion, ice accretion, fuel injection, atomisation and oil in bearing chambers
•Modelling approaches adopted to predict these environments
•Examples of multiphase CFD predictions for engine design
14:50 Modelling Liquid Fuel Cascades with OpenFOAM
Jennifer Wen, Professor of Engineering, University of Warwick
•Evaporating fuel cascades resulting from tanks overfilling or rupture of elevated pipes creating a source of flammable vapour cloud
•Development of a modelling approach within the frame of the open source CFD toolbox OpenFOAM giving consideration to vapour production
•Comparison with the experimental measurements conducted by the Health and Safety Laboratory (HSL)
15:20 Question and Answer Session
15:40 NETWORKING REFRESHMENT BREAK
16:10 World of multiphase flows at ultra-high resolution: phase change applications and stratified flows
Prashant Valluri, Deputy Head of Grad School, IMP, School of Engineering, University of Edinburgh
•State-of-the-art indirect numerical simulations of two phase flows
•Advanced theoretical analysis such as linear/non-linear stability analysis
•Advanced high-resolution experiments: Informing the modelling as well as validation
16:40 Multiphase flow modelling with the Lattice Boltzmann method (LBM): an alternative CFD approach
Mark Wilson, School of Mechanical Engineering, University of Leeds
•Key concepts and key benefits
•Multiphase flow models
•Solid/liquid/fluid systems: Modelling wetting and contact line dynamics
•Example applications: Fuel/water separation; printing and droplet interactions with complex surfaces
17:10 INDUSTRIAL MULTIPHASE FLOW SIMULATION USING THE LATTICE BOLTZMANN METHOD (LBM)
Daniel Lycett-Brown and Nicolas Delbosc, Senior CFD Research and Development Engineer, XFlow, NextLimit Dynamics
•LBM models for multiphase flow
•Examples of industrial applications
•LBM on Graphics Processing Unit: The road towards real-time fluid simulation
17:40 Question and Answer Session
18:00 CHAIR’S CLOSING REMARKS
18:10 END OF SEMINAR