Final Program


May 9-14, 1999
Radisson Santa Fe
750 North St. Francis Drive
Sanfa Fe, New Mexico

Conference Chair:
John G. Yates
University College London

Conference Co-Chair:
John S. Maulbetsch

United Engineering Foundation
Three Park Avenue 27th Floor
New York, N.Y. 10017-5902
Phone: 1-212-591-7836; Fax: 1-212-591-7441
E-mail: WWW:

Sunday 9 May, 1999

16:00-18:30 Registration (and signing up for choice of restaurants for
Tuesday Dinner) Balcony

18.30-20.30 Dinner Cabaret

20.30-22.00 Social hour Cabaret

Monday 10 May, 1999

7:00-8:30 Breakfast Cabaret

9:00-9:20 Opening and Welcome Ballroom
Session I: Inter-Particle Forces, Colloidal Suspensions and Heat Transfer
Session Co-Chairs: John Yates, John Maulbetsch, Philip Hsieh and
Norman Epstein

9:20-10:00 Keynote: 1.1
Can One Make a Molecular Theory of Dense Colloidal
Ezechiel G. Cohen
Rockefeller University, New York, U.S.A.

10:00-10:20 1.1 Dynamic Simulation of Concentrated Colloidal Suspensions
Kevin R. Hase and Robert L. Powell
University of California Davis, U.S.A.

10:20-10:40 1.2 Ion Specific Strength of Attractive Particle Networks
Dr. George V. Franks, Dr. Peter J. Scales, Prof. David V. Boger
Department of Chemical Engineering, University of Melbourne, Australia
Dr. Stephen B. Johnson and Prof. Thomas W. Healy
School of Chemistry, University of Melbourne, Australia

10:40-11:00 Coffee Break Balcony

11:00-11:40 Keynote 1.2
The Rheometry of Quiescent Suspensions: An Oxymoron?
Howard Brenner
Department of Chemical Engineering, Massachusetts Institute of Technology, USA
Alan L. Graham
Los Alamos National Laboratory/ Texas Tech University
Lisa A. Mondy
Sandia National Laboratories

11:40-12:00 1.3 Interaction Forces in Ceramic Colloidal Suspensions
Asad U. Khan, Brian J. Briscoe, Paul F. Luckman and S. Manimaaran
Imperial College of Sciences, Technology and Medicine, United Kingdom

12:00-12:20 1.4 Effect of Salt Concentration on Shear Thickening of Silica
Powder Suspensions
Dr. George V. Franks, Nanda Duin and Prof. David Boger
Department of Chemical Engineering, University of Melbourne, Australia

12:20-12:30 Discussion

12:30-13:30 Lunch Cabaret

13:30-16:00 Ad hoc sessions and/or free time

16:00-16:20 Coffee Break Balcony

16:20-17:00 Keynote 1.3
On Modelling the Carrier Phase Turbulence in Fluid-Particle Flow
Clayton Crowe
Washington State University, U.S.A.

17:00-17:20 1.5 An Experimental and Theoretical Study of the Fully Developed
Two-Phase Flow of a Dilute Gas-Solid Suspension in a Vertical Pipe
A. Rautiainen, V. Poikolainen, G. Stewart and P. Sarkomaa
Department of Energy Technology, Lappeenranta University of
Technology, Finland

17:20-17:40 1.6 Gas-Solid Heat Transfer During Pneumatic Conveying Between
Cyclone Heat Exchangers
Pushkar Jain, P. Raghuraman and B. Pitchumani
Department of Chemical Engineering, IIT Delhi, India

17:40-18:00 1.7 Heat Diffusion and Propagation on the Picosecond Time
Scale in Fluids and Solids
John M. Kincaid
SUNY at Stony Brook, New York, U.S.A.
E.G. D. Cohen
The Rockefeller University, New York, U.S.A.

18:00-18:20 1.8 Interaction Between Iron Oxide Particles in the Presence of
Polyacrylic Acid Flocculants
Kristen E. Bremmell, Peter J. Scales
Department of Chemical Engineering, The University of Melbourne,
Thomas W. Healy
School of Chemistry, The University of Melbourne, Australia

18:20-18:40 Discussion

19:00-20:30 Dinner Cabaret

20:30-22:00 Posters and Social Hour Ballroom & El Tovar


Multiphase Fluid Dynamics Research Consortium
Tyler B. Thompson
The Dow Chemical Company, U.S.A.

Targeting for Higher Cyclone Separation Efficiency in the Circulating Fluidized Bed Operation
Haiwen Ye, Ryuji Kikuchi and Lothar Reh
Swiss Federal Institute of Technology Zurich, Switzerland

Tuesday 11 May, 1999

7:30-9:00 Breakfast Cabaret

Session II: Transfer Processes, Modeling and Simulation
Session Co-Chairs: Jennifer Sinclair, David Newton, Lucia Liljegren and Clayton Crowe

9:00-9:40 Keynote 2.1
Two-Phase Turbulence and Heat Transfer
Gad Hetsroni, A. Mosyak, R. Rozenblit, and L.P. Yarin
Technion, Israel

9:40-10:00 2.1 Effect of Long-Range Drag Induced Interactions on Collisional
Particle Dynamics Observed in Dense Particle Clouds
Raffaella Ocone
Department of Mechanical and Chemical Engineering, Heriot-Watt University, United Kingdom
Ugur Tüzün
Department of Chemical and Process Engineering, University of Surrey, United Kingdom

10:00-10:20 2.2 Elutriation of Fines From a Fluidized Bed with Agglomerated
R.S. Ruiz, I.I. Tovar and M.G. Vizcarra
Departamento de Ingeniería de Procesos Hidráulica, Universidad
Autónoma Metropolitana-Istapalapa, Mexico

10:20-10:40 Coffee Break Balcony

10:40-11:00 2.3 Simulation of Two-Way Coupled Particle Laden Flows
E. Wallner, A. Pagella and E. Meiburg
Department of Aerospace Engineering, University of Southern California,

11:00-11:20 2.4 Modeling Risers & Slurry Bubble Column Reactors Using
Kinetic Theory
D. Gidaspow, R. Mostofi, A. Neri and X. Wu
Department of Chemical and Environmental Engineering, Illinois
Institute of Technology, U.S.A.

11:20-11:40 2.5 The ETH-CFB Oracle Measurement Database
Peter Herbert, Rainer Nicolai and Lothar Reh
Institute of Process Engineering (IVUK), Swiss Federal Institute of
Technology (ETH), Switzerland

11:40-12:00 Discussion

12:00-13:00 Lunch Cabaret

13:00-16:00 Ad hoc Sessions and/or free time

16:00-16:20 Coffee Break Balcony

16:20-17:00 Keynote 2.2
Large Scale Simulations of Gas-Solids Flows
Kyle Squires
Arizona State University, U.S.A.

17:00-17:20 2.6 Two Dimensional Simulation of Fluidization Dynamics
P.U. Foscolo, Z. Chen and L.G. Gibilaro
Dipartimento di Chimica, Ingegneria Chimica e Materiali
University di L'Aquila, Italy

17:20-17:40 2.7 Numerical/Experimental Study of Gas-Particles Flow in
a Circulating Fluidized Bed
Eiving Helland, Rene Occelli and Lounes Tadrist
Institut Universitaire des Systemes Thermiques Industriels, France

17:40-18:00 2.8 Characterization of Gas-Particles Interactions in Circulating
Fluidized Beds by Deterministic Chaos Theory
Ryuji Kikuchi
Department of Chemical System Engineering, University of Tokyo, Japan
Yann Caloz, Rainer Nicolai and Lothar Reh
Institute of Process Engineering, Swiss Federal Institute of Technology,
ETH, Zurich, Switzerland

18:00-18:20 Discussion

19:00 Dinner at a Santa Fe restaurant (beverages not included)

Wednesday 12 May, 1999

7:30-9:00 Breakfast Cabaret
Session III: Experimental Methods
Session Co-Chairs: Gad Hetsroni and B. Pitchumani

9:00-9:40 Keynote 3.1
Advances in Experimental Methods
Michel Louge
Cornell University, U.S.A.

9:40-10:00 3.1 Comments and Experimental Data on the Suitability of
Assigning a Viscosity to the Fluidized Bed Dense Phase
David Newton, Geoff Smith and Paola Lettieri
BP Chemicals, United Kingdom
Ms. Natasha Hird
Shell International, Netherlands

10:00-10:20 3.2 Fluidization Properties of a Silica Powder in a FBR Operated
in Turbulent Regime
Michele Fiorentino, Geoff Smith and David Newton
BP Chemicals Ltd., Research Engineering Centre, United Kingdom

10:20-10:40 Coffee Break Balcony

10:40-11:00 3.3 New Methods for Solids Concentration and Velocity
Measurements in Dense Gas-Solids Flows
David M. Pfund, James A. Fort, Richard A. Pappas and David M. Sheen
Pacific Northwest National Laboratory, U.S.A.

11:00-11:20 3.4 Acoustic Measurements in a Circulating Fluidized Bed
John S. Halow, Esmail R. Monazam
Federal Energy Technology Center, U.S.A.
C. Stuart Daw
Oak Ridge National Laboratory, U.S.A.
C.E.A. Finney
University of Tennessee at Knoxville, U.S.A.

11:20-11:40 3.5 Determination of Solids Dispersivity in a Gas-Solid Fluidized Bed
Navid Mostoufi and J. Chaouki
Department of Chemical Engineering, Ecole Polytechnique de Montreal, Canada

11:40-12:00 Discussion

12:00-19:30 Boxed Lunch and departure for Excursion to Bandelier National
Monument (Walking shoes are recommended)

20:00-21:00 Dinner Cabaret

21:00-22:00 Posters / Social Hour Ballroom & El Tovar

Thursday 13 May, 1999

7:30-9:00 Breakfast Cabaret

Session IV: Biological Materials and Multiphase Flow Processes
Session Co-Chairs: Martin Olazar, John Halow, Dimitri Gidaspow and
Raffaella Occone

9:00-9:40 Keynote 4.1
The Effect of Hydrodynamics on Biological Particles
Colin Thomas and Z. Zhang
University of Birmingham, United Kingdom

9:40-10:00 4.1 Applications of a Strongly Coupled Computational Aerosol Model
for Multi-Dimensional Flows
David P. Brown and Jorma Jokiniemi
VTT Energy, Aerosol Technology Group & Stream Wise, Inc., Finland

10:00-10:20 4.2 The Gas-Perturbed Liquid Model with Buoyancy Provided by the
Fluid Mixture as Applied to Three-Phase Fluidization
D.H. Lee, J.R. Grace and N. Epstein
Department of Chemical and Bio-Resource Engineering, University of Bristish Columbia, Canada

10:20-10:40 Coffee Break Balcony

10:40-11:00 4.3 Fractal Related Mechanical Properties of Latex Aggregates
H. Mashmoushy
Department of Mechanical Engineering, The American University of Beirut, Lebanon
S. Tang, C.M. MacFarlane, Z. Zhang and C.R. Thomas
School of Chemical Engineering, The University of Birmingham, United Kingdom

11:00-11:20 4.4 Gas Pressure Measurements Inside an Aerated Hopper
Discharging Cohesive Powders
G. Donsì, G. Ferrari, M. Poletto and P. Russo
Dipartimento di Ingegneria Chimica e Alimentare, Università degli Studi di
Salerno, Italy

11:20-11:40 4.5 A Cellular Automata to Model Snow Transport by Wind:
Formation of Ripple Patterns
Alexandre Masselot, Bastien Chopard and Alexandre Dupuis
Computer Science Department, University of Geneva, Switzerland

11:40-12:00 Discussion

12:00-13:00 Lunch Cabaret

13:00-16:00 Ad Hoc Sessions / Free Time

16:00-16:20 Coffee Break Balcony

16:20-17:00 Keynote 4.2
Particle Fluctuation Velocity in Gas Fluidized Beds -Fundamental
Pseudo-Turbulent Models of Buyevich Compared to Recent Experimental Data
G.D. Cody
Exxon Research, Annandale, NJ, USA

17:00-17:20 4.6 On the Stability of Gas-Fluidized Beds at High Temperature
Paola Lettieri and John G. Yates
Department of Chemical Engineering, University College London,
United Kingdom
David Newton
BP Chemicals Ltd, United Kingdom

17:20-17:40 4.7 Effect of Solids Loading on Particle Motion in Gas-Solid Flow
E. Nick Jones, Caner Yurteri and Jennifer Sinclair
School of Chemical Engineering, Purdue University, IN, USA

17:40-18:00 4.8 Solid Flow Modelling in Conical Spouted Beds
Martin Olazar, María José San José, Sonia Alvarez and Javier Bilbao
Departament de Ingeniería Química, Universidad del País, Spain

18:00-19:00 Discussion and Wrap up session

20:00-22:00 Conference Banquet Cabaret

Friday 14 May, 1999

7:30-9:00 Breakfast Cabaret

9:00-12:30 Ad hoc sessions and/or free time Ballroom

12:30 Lunch and departure Cabaret

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