Final Program

CONTROL OF
PARTICULATE PROCESSES VI

September 19-24, 1999
Kingfisher Bay Resort and Conference Center
Fraser Island, Queensland, Australia
PMB I, Urangan Queensland 4655
Phone: +61-7-4120-3333 Fax: +61-7-4127-9333

Conference Co-Chairs
Jim Litster
University of Queensland Australia
Reg Davies
IFPRI
USA

United Engineering Foundation, Inc.
Three Park Avenue, 27th Floor
New York, NY 10016-5902
1-212-591-7836 - F: 1-212-591-7441
engfnd@aol.com - www.engfnd.org

The Chairs would like to thank the following organizations for their support of the conference:
E.I. DuPont
Lasentec Instruments
ATA-Scientific Pty. Ltd.
Particle & Surface Science

Top of Conference Page About this Conference
Fees and Registration Hotel and Travel
EF Conference Calendar

Sunday, September 19, 1999

16:00 - 18:00 Registration (Lobby - on second floor of main foyer)

18:30 - 19:30 Welcome Reception and Introduction to Resort and Fraser Island
(Poolside of Main Complex)
Jim Litster, Conference Chair
Herman Bieber, UEF Conferences Committee
Representative from Kingfisher Resort

19:30 - 22:00 Dinner - Aussie BBQ (Poolside of Main Complex)

Monday, September 20, 1999

07:00 - 08:30 Breakfast (Maheno Restaurant)

08:30 - 10:30 SESSION 1: INDUSTRIAL APPLICATIONS
Session co-chairs: Jim Litster (The University of Queensland)
Tunde Ogunnaike (DuPont)

Plenary Speaker
Process Control in the Mineral Industry: The JKCentre Experience
Rob Morrison
Julius Kruttsschnitt Mineral Research Centre, The University of Queensland, Australia

Morphology Control in Polymerization Processes
Glen Ko
Mitsubishi Chemical Corporation, Japan

An overview of control of particulate processes in the alumina industry
Richard Davies
Queensland Alumina, Australia

Past, Present And Future Solid Enzyme Formulations
Gabrie Meesters
DSM-Food Specialties, The Netherlands

10:30 - 11:00 Morning Tea (Marloo Conference Deck)

11:00 - 12:30 SESSION 1: INDUSTRIAL APPLICATIONS (continued)

Product technology in the 21st century: size and morphologic control for 'effect' and function
R. Oliver*, D. Sutton, D. Graham, P. Saxton, G. Li Puma
ICI Technology, UK

Controlling particle attributes for product design in consumer goods manufacture
D. Paul Mort
Proctor and Gamble, USA

What is control of pharmaceutical manufacturing?
Jim Michaels
Merck and Co., USA

12:30 - 14:00 Lunch (Maheno Restaurant)

13:30 Equipment exhibition (Particle characterization)

14:30 - 18:00 Ad hoc sessions and/or free time

18:15 - 19:45 Dinner - Mediterranean Buffet (Seabelle Verandah)

20:00 - 22:00 SESSION 2: INDUSTRIAL APPLICATIONS OF PARTICLE SIZE
ANALYSIS - POSTER SESSION
Session co-chairs: Don Holve (Insitec/Malvern)
John Gregory (University College, London)

Controlling Agglomeration Processes with On-line Particle Size Distribution Image Analyzer
Martin Gronlund
Niro A/S, Denmark

Optical Characterization Of Concentrated Dispersions: Application to On-Line Process Monitoring and Control
Isabelle Cayre, O. Mengual, G. Meunier, P. Snabre
Formulaction, France

Counting And Sizing Of Sheared Gel Particles
Bronwyn Elliott, R. Farr, A. Bramley and S. Moore
University of Birmingham/Unilever Research, UK

A Practical In-line Monitor for Assessing Milling Performance
D. M. J. Higgs, R.O. Jack, J. C. W. Corbett, M. Alldritt, R. J. Tweedie
Malvern Instruments, England;
D. M. Scott
Du Pont Central Research & Development, USA

On-line Measurement of Particle Size in Mineral Slurries
P.J. Coghill, M.J. Millen, S. Rainey, B.D. Sowerby
CSIRO Minerals, Australia

In-line Particle Size and Flow Rate Measurement in Dilute Pneumatic Pipe Flow
Stephen Tallon and Clive E. Davies
Industrial Research Ltd., New Zealand

22:00 - 23:00 Social Hour (Maheno Bar - Main Complex)

Tuesday, September 21, 1999

07:00 - 08:30 Breakfast (Maheno Restaurant)

08:30 - 10:30 SESSION 3: ON-LINE AND IN-LINE CHARACTERIZATION
Session co-chairs: Rose Amal (The University of New South Wales)
Michael Bottlinger (Trier)

Plenary Speaker
Current Status and Future Directions in On-line and In-line Characterization
Arthur Boxman
Particle Science and Technology Centre, Du Pont, USA

On-line Particle Characterization in Aerosols
Andreas Schimdt-Ott
Duisburg University, Germany

In-Process Particle Size Measurements for Diagnosis, Optimization, and Control
Donald J. Holve
Malvern/Insitec, USA

Process Measurement of Structured Products in the Food Industry
Frans Bijnen, Henrie van Aslst, Pierre-Yves Baillif, Han Blonk, Dirk Kersten, Frank Kleinherenbrink, Ralf Lenke and Michel vander Stappen
Unilever Research, The Netherlands

Low Cost Image Analysis for On-line Measuring in Disperse Systems: An Overview and Examples
Michael Bottlinger
University of Applied Sciences Trier, Germany

10:30 - 11:00 Morning Tea (Marloo Conference Deck)

11:00 - 12:30 SESSION 3: ON-LINE AND IN-LINE CHARACTERIZATION (continued)

Determination of Floc Properties by Turbidity Fluctuation Analysis
Characterization
John Gregory and Jinho Kim
University College London, UK

Evaluation of Procedures for On-line Analysis of Electrical Impedance Tomography Images
Jose Antonio Gutierrez-Gnecchi and M. Beck
Instituto Tecnologico de Morelin, Italy and University of Manchester, UK

On-line Characterization of Free & Density On-Line Flowing Particulate Materials Using Analysis Continuously Weighed Discharge Vessels
Clive E. Davies, Kristina Fenton and Stephen Tallon
Industrial Research Ltd., New Zealand

Development and Commissioning of Multi-Pipe Pulverized Coal Mass Flow Measurement System
Michael J. Millen, P.J. Coghill, A.J. McEwan, S. Rainey, R.J. Stevens,
B.D. Sowerby
CSIRO Minerals, Australia

12:30 - 14:00 Lunch (Maheno Restaurant)

13:30 Equipment exhibition (Particle characterization)

14:30 - 18:00 Ad hoc sessions and/or free time

18:15 - 19:45 Dinner - Italian Buffet (Sandbar)

20:00 - 22:00 SESSION 4: ON-LINE AND IN-LINE CHARACTERIZATION -

POSTER SESSION
Session co-chairs: Clive Davies (Industrial Research Ltd)
Antonio Gutirrez-Gnecchi (Instituto Tecnologico de Morelin)

On-line Real Time Measurement of Hydro-cyclone Performance Monitoring in a Clay Refinery Using Electrical Resistance Tomography
R.A. Williams, X. Jia, R.M. West, M. Wang, J.C. Cullivan, T. Dyakowski, N. Climpson, J.A. Kostuch, D. Peyton
University of Leeds, UK

The Use of Light Scattering to Characterize Shape of Particles and Agglomerates
Shane Stone, G. Bushell, R. Amal and B. Scarlett
The University of New South Wales, Australia

Monitoring The Evolution Of Floc Properties In Shear Aggregation Of Latex Particles
C. Selomulya, R. Amal, T.D. Waite and D. Luketina
Centre for Particle and Catalyst Technologies, UNSW, Australia

Characterization of Particle Attrition Strength with a Repeated Impact Equipment
Ramanan Pitchumani, G.M.H. Meesters, B. Scarlett
Delft University of Technology, The Netherlands

Determining Granule Strength as a Function of Moisture Content
Daan Verkoeijen, P.H.W. Vercoulen, G.M.H. Meesters and B. Scarlett
Delft University of Technology, The Netherlands and
DSM Research, The Netherlands

22:00 - 23:00 Social Hour (Maheno Bar - Main Complex)

Wednesday, September 22, 1999

07:00 - 08:30 Breakfast (Maheno Restaurant)

08:30 - 10:30 SESSION 5: PROCESS CONTROL, SIMULATION AND MODELING
Session co-chairs: Ian Cameron (The University of Queensland)
Gabrie Meesters (DSM)

Plenary Speaker
Application of Model Based Control to Particulate Processes
Tunde Ogunnaike
Du Pont Central Research and Development, USA

Computational Issues in the Control Of Particle Size In An Emulsion Polymerization Reactor
Francis J. Doyle III, Timothy Crowley, E. Scott Meadows, C. Immanuel
University of Delaware, USA.

On-line Control of Solid/Liquid Separation Processes Using Electrical Impedance Tomography
Jose Antonio Gutierrez-Gnecchi and M. Beck
Instituto Tecnologico de Morelin, Italy and University of Manchester, UK

Knowledge Based Control for Industrial Grinding Circuits
Ravi Gopinath and P.C. Kapur
Tata Consultancy Services, India

Modeling and Control of a Mineral Comminution Circuit
O. Galan, G.W. Barton and J.A. Romagnoli
University of Sydney, Australia

10:30 - 11:00 Morning Tea (Marloo Conference Deck)

11:00 -12:30 SESSION 5: PROCESS CONTROL, SIMULATION AND MODELING (continued)

Real-Time Optimization of a Constrained Grinding Circuit
Richard Lestage, Andre Pomerleau, Daniel Hodouin
Laval University, Canada

The Effects of Classification Dynamics and Control on Limestone Grinding
Kari Heiskanen and R. Kalapudas
Helsinki University of Technology, Finland

Monitoring and Control of Grinding Circuits
Erik Gommeren
Particle Science and Technology Centre, Du Pont, USA

12:35 - 16:30 Picnic Basket Lunch and Conference tour to Central Station Rainforest and Lake Mackenzie
(Meet at Petrol Pump at the Village Store at 12:35. Bring a camera. walking shoes, swimsuit, jacket, sunscreen)

18:30 - 19:45 Dinner - Works BBQ (Seabelle Verandah)

20:00 - 22:00 SESSION 6: PROCESS CONTROL, SIMULATION AND MODELING -

POSTER SESSION
Session co-chairs: Kari Hieskanen (Helsinki University of Technology)
Terry Instone (Unilever)

An overview of Process Modeling and Simulation at the JKMRC
Rob Morrison
Julius Kruttsschnitt Mineral Research Centre, The University of Queensland, Australia

On-line Monitoring and Control of Particulate Processes using Acoustic Emissions: A Case Study
R. Hou*, R. A. Williams and A. Hunt
University of Leeds, UK amd Schlumnberger Cambridge Research Ltd.,
UK

Batch and Continuous Grinding of Chocolate and Cacao Related Masses: Modeling Of Industrial Stirred Ball Mills
W. Wildeboer, A. van Vugt and B. Scarlett
Delft University of Technology, The Netherlands

Limitations of the Population Balance Methods Currently Used to Model Wet Granulation Processes
Simon M. Iveson
The University of Newcastle, Australia

Modeling Activated Sludge Flocculation Using Population Balances
Catherine Biggs and P. Lant
The University of Queensland, Australia

Improved Practices in Determining and Applying Kinetic Parameters in Gibbsite Precipitation from Bayer Liquor
Chris Vernon and John Cleaver
CSIRO Division of Minerals, Australia; Comalco Research & Technical
Services

22:00 Social Hour (Maheno Bar)

Thursday, September 23, 1999

07:00 - 08:30 Breakfast (Maheno Restaurant)

08:30 - 10:30 SESSION 7: MODELING AND PRODUCT DESIGN
Session co-chairs: Paul Mort (Proctor and Gamble, USA)
Frank Doyle (University of Delaware, USA)

Model Structure Selection for Prospective Control and Optimisation of Continuous Granulation Processes: An Overview
Fu Yang Wang, I. Cameron and J. Litster
The University of Queensland, Australia

The Role of Hybrid Models in Emulsion Polymerization
J. Zeaiter, A. Bakhtazad, J.A. Romagnoli, G.W. Barton, V.G. Gomes and R. Gilbert
University of Sydney, Australia

Polymer Product-Engineering Utilizing Oscillatory Baffled Reactors
Xiongwei Ni - Heriot-Watt University, UK;
Yanmin Zhang and Daniel Bennett, Strathclyde University, UK;
Tony Howes, University of Queensland, Australia

Chemical Control Options for the Management of Particulate Fluids in Shear & Compressional Flow Processes
Thomas W. Healy, D.V. Boger and P.J. Scales
University of Melbourne, Australia

Impact of Ferric Oxide Coagulation Conditions on Contact Filtration Behavior
T.David Waite and B. Lo
The University of New South Wales, Australia

10:30 - 11:00 Morning Tea (Marloo Conference Deck)

11:00 - 12:30 SESSION 7: MODELING AND PRODUCT DESIGN (continued)

Cross Membrane Crystallization (XMC) - A New Process for Controlled Production of Solids
R. Hou*, R. A. Williams - University of Leeds, UK;
P.Carew, J. Price - Unilever Research, UK;
D. Taylor - Fairey Industrial Ceramics Ltd.;UK
R.S. White - Bio-Design Ltd., UK
D.A. Wheeler - Open Daw, UK

Generation of Fine Particles by Continuous Desublimation
Alexander Wagner and Dieter Mewes
University of Hannover, Germany

12:30 - 14:00 Lunch (Maheno Restaurant)

13:30 - 18:15 Ad hoc sessions and/or Free time

18:30 Conference Dinner - Enchanted Forest
Please meet in the Hotel Reception Area for your bus transfer
to the Enchanted Forest. Dinner will be served at 7:00 pm.
(Again, you might need a sweater.)

Friday, September 24, 1999

07:00 - 08:30 Breakfast (Maheno Restaurant)

08:30 - 10:30 SESSION 8: MODELING AND PRODUCT DESIGN -
POSTER SESSION
Session co-chairs: Jim Michaels (Merck)
Glen Ko (Mitsubishi Chemicals)

The Controlled Break-Up of Gravity Affected Liquid Jets into Particle Drops
Bee Sim Cheong and Tony Howes
The University of Queensland, Australia

Scale-Up of Mixer Granulators for Effective Liquid Distribution
James D. Litster And K.P. Hapgood
The University of Queensland, Australia;
K. Kameneni, J.N. Michaels, A. Sims, M. Roberts, T. Hsu
Merck and Co., USA

Batch and Continuous Drum Granulation of Copper Concentrate: the Influence of Binder Content and Binder Distribution
P.A.L. Wauters1, R. Van de Water 1, J.D. Litster2, G.M.H. Meesters1, B. Scarlett1
1 Delft University of Technology, The Netherlands and 2 The University of Queensland, Australia

Some Theoretical Considerations On The Stability Of Clay Suspensions
Heike B. Bradl
Umwelt-Campus Birkenfeld, FH Trier, Germany

Simulation of Fluidized Bed Systems using Computational Fluid Dynamics Modeling
Peter J. Witt
CSIRO Minerals, Australia

Segregation Potential In Multi-Component Particulate Fluidized Beds
Mohammad G. Rasul, V. Rudolph
The University of Queensland, Australia

Development and operation of a controllable magnetically stabilized fluidized bed
Y. Y. Hou*, R. A. Williams, G. Murray, J. Beecker, and H. Lapin-Scott
University of Leeds, EA Technology and University of Exeter, UK

The Transient Response of Granular Flows in an Inclined Cylinder
Richard J. Spurling, D.M. Scott and J.F. Davidson
University of Cambridge, UK

10:30 - 11:00 Morning Tea (Marloo Conference Deck)

11:00 - 12:30 SESSION 9: WRAP-UP AND FUTURE DIRECTIONS
Session Chair: Jim Litster, University of Queensland

Conference Summary - TBA
Discussion, Review, Planning

12:30 Lunch/Conference closes (Maheno Restaurant)

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