PRELIMINARY PROGRAM

PNEUMATIC AND HYDRAULIC CONVEYING SYSTEMS II

June 20-25, 1999
Davos, Switzerland

Conference Chair
Dr. Avi Levy

Department of Mechanical Engineering
Ben-Gurion University of the Negev - Beer-Sheva, Israel

Conference Co-Chair
Dr. Tom Taylor

Unilever Research - UK

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

THE ORGANIZING COMMITTEE
Brian Scarlett
(Delft University of Technology, The Netherlands)
David J. Mason (Glasgow Caledonian University, UK)
Daniel M. Hanes (University of Florida, USA)
Lei Janssen (DSM Research, The Netherlands)
Toshitsugu Tanaka (Osaka University, Japan)
Shrikant Dhodapkar (Dow Chemical Company, USA)
Kenneth Wilson (Queen's University, Canada)
George Klinzing (University of Pittsburgh, USA)
Reg Davies (DuPont, USA)

Sunday, June 20, 1999


17:00 - 19:00 Registration

19:00 - 20:30 Dinner

20:30 - 21:30 Opening Reception

Monday, June 21, 1999

07:00 - 08:30 Breakfast

08:30 - 09:00 Welcome and Introductions
Avi Levy, Conference Chair
Tom Taylor, Conference Co-Chair
Herman Bieber, United Engineering Foundation Liaison

09:00 - 10:00 PLENARY LECTURE:
Tom Dyakowski
Applications of Electrical Tomography for Gas-Solids and Solid Liquid Flows"

SESSION I: PREDICTIVE MODELS
Session Chair: TBA

10:00 - 10:30 Coffee Break

10:30 - 11:00 (2) Thierry Destoop and Benoit Oesterle
Numerical Prediction of Optimal Working Conditions in Pneumatic Conveying Systems

11:00 - 11:30 (12) Andrzej Kmiec and Wojciech Ludwig
A Model of Two Phase Gas Solids Flow in a Fludising Apparatus With a Draft Tube

11:30 - 12:00 (13) Janssen Lei
Modeling of Dense Phase Pneumatic Conveying

12:00 - 12:30 (16) Toshihiro Kawaguchi
Discrete Particle Analysis of Density Wave in a Vertical Gas-Particle Flow

12:30 - 14:00 Lunch

14:00 - 16:45 Ad hoc sessions and/or free time

16:45 Coffee Service

17:00 - 17:30 (20) Avi Levy and David J. Mason
Two Layers Model for Non-Suspension Gas-Solids Flow in Pipes

17:30 - 18:00 (33) Poikolainen V., Rautiainen A., Stewart G. and Sarkomaa
The Effect of Slip Velocity in the Modeling of Fully Developed Two Phase Flow of Dilute Gas-Solid Suspensions in Vertical Pipe

18:00 - 18:30 (36) J.D. Mason and P. Marjanovic
Re-Visit to the Fundamental Definitions of Fluid-Solids Flow Properties in Conveying Pipelines

18:30 - 18:45 Break

18:45 - 19:15 (5) Yuri A. Sergeev
Predictive Model for the Dilute Gas Particulate Turbulent Flow in a Vertical Pipe

19:15 - 19:45 (8) Masahiro Takei
Discrete Wavelet Frequency Analysis for Spiral Flow Pneumatic Conveying

19:45 - 20:15 Summary of Proceedings of the day by Chairman

20:30 - 22:00 Dinner

22:00 - 23:00 Social Hour

Tuesday, June 22, 1999

07:00 - 08:30 Breakfast

08:30 - 09:30 PLENARY LECTURE
Professor Molerus
The (Fluid-) Mechanics of Pneumatic Transport

SESSION II: NUMERICAL SIMULATION AND MODELING
Session Chair: TBA

09:30 - 10:00 (21) Avi Levy and David J. Mason
Three Dimensional Plug Flow Simulations in Horizontal Pipe

10:00 - 10:30 Coffee Break

10:30 - 11:00 (7) Jintang Li
A Computational Investigation of the Transient Heat Transfer in Pneumatic Transport of Granular Particles

11:00 - 11:30 (23) H. Murdechai, Y. Weiss and Kalman Haim
The Effect of Inlet Conditions on the Numerical Solutions of Particle-Gas Flows

11:30 - 12:00 (26) Jia Cheng Yan
A Study on Terminal Velocity Computation in the High Re Region

12:00 - 12:30 (35) Boris P. Rudoi
An Efficient Conservative Characteristic-Based One-Dimensional Numerical Scheme for Unsteady Flow Simulations

12:30 - 14:00 Lunch

14:00 - 16:45 Ad hoc sessions and/or free time

16:45 Coffee Service

SESSION III: MEASUREMENT IN PNEUMATIC CONVEYING
Session Chair: TBA

17:00 - 17:30 (6) David Mason
A Novel Experimental Technique for the Investigation of Gas Solids Flow in Pipes

17:30 - 18:00 (11) M. Braglia, G. Ferretti, R. Reverberi and A. Rizzi
CCD Camera Sensor for Non Intrusive Parameters Measurements in Pneumatic Conveyor

18:00 - 18:30 (15) D.A. Gorham
The Measurement of Particle Rebound Characteristics

18:30 - 19:00 (19) A. Arko, R.C. Waterfall, M.S. Beck and T. Dyakowski
A Tomographic Mass-Flowmeter for a Dense Pneumatic Converying

19:00 - 19:30 (37) Jing T. Kuo
Department of Mechanical Engineering, National Taiwan University, CHINA
Flow of Granules in Air/Solid-Injectors

19:30 - 20:00 (39) W.O. Yang and S. Liu
An Electrical Capacitance Tomography System for Gas-Solids Two Phase Flow in Square Channels

20:00 - 20:30 Summary of Proceedings of the day by the Chairman

20:30 - 22:00 Dinner

22:00 - 23:00 Social Hour

Wednesday, June 23, 1999

07:00 - 08:30 Breakfast

SESSION IV: HYDRAULIC CONVEYING
Session Chair: TBA

08:30 - 09:30 INVITED LECTURE
(32) Bemhard Stark
Hydraulic Conveying of Polyolefin Pellets

09:30 - 10:00 (17) R.C. Waterfall
Monitoring Drill-Cuttings Transport Using ERT

10:00 - 10:30 Coffee Break

10:30 - 11:00 (24) T. Popova
Hydromagnetic Separation of Ploymetal Particles

11:00 - 11:30 (28) A. Szabo, D. Mihalia and D. Georgescu
One Way Hydrocyclone With Ring-Shaped Aperture

11:30 - 12:00 Summary of proceedings of the day by Chairman

12:30 - 18:30 Boxed Lunch and Optional Excursion

19:00 - 20:30 Dinner

20:30 - 21:30 Social Hour

Thursday, June 24, 1999

07:00 - 08:30 Breakfast

SESSION V: SCALE UP AND INDUSTRIAL APPLICATIONS
Session Chair: TBA

08:30 - 09:00 (29) K. Hettiaratchi, S.R. Woodhead, M.S.A. Bradley, M.J. Smith and A.R. Reed
An Investigation into the Effect of Product Type When Scaling for Diameter in Vertical Pipelines

09:00 - 09:30 (3) Cedric Herbreteau
Experimental Study of Parameters Which can Influence the Energetic Minimum of Gas Solid Conveying

09:30 - 10:00 (14) Jan Oversler
Dust Removal From Plastic Pallets

10:00 - 10:30 Coffee Break

10:30 - 11:00 (25) Jens Reppenhage, Arwed Schetzschen and Joachim Werther
Find the Optimum Cyclone Size With Respect to Fines in Pneumatic Conveying Systems

11:00 - 11:30 Discussion

12:00 - 14:00 Lunch

14:00 - 15:30 WORKSHOP 1
Industrial Problem Sharing and Solving

15:30 - 16:00 Coffee Break

SESSION V: SCALE UP AND INDUSTRIAL APPLICATIONS (Continued)
Session Chair: TBA

16:00 - 17:00 INVITED LECTURE
(27) A.F. Dolidovich
Some Scientific and Engineering Problems of Pneumatic and Air-Slide Conveying Systems Industrial Application

17:00 - 17:30 (31) Li Lin and R.C. Seals
Fuel Distribution Control in Pneumatic Conveying Pipelines in PF-Fixed Power Plant

17:30 - 18:00 (34) J. Wang, J.H. Bouma and H. Dries
An Experimental Study of Cyclone Dipleg Flow in Fluidized Catalytic Cracking

18:00 - 18:30 (30) L.M. Hyder, M.S.A. Bradley, A.R. Reed and K. Hettiaratchi
Effect of Particle Size on Straight Pipe Pressure Gradients in Lean Phase Conveying

18:30 - 19:00 Summary of Proceedings of the day by the Chairman

19:30 - 21:00 Conference Banquet

21:00 - 22:00 Social Hour

Friday, June 25, 1999

07:00 - 08:30 Breakfast

08:30 - 10:00 WORKSHOP 2
Pneumatic Conveying and Particles

10:00 - 10:30 Coffee Break

SESSION VI: ATTRITION
Session Chair: TBA

10:30 - 11:00 (9) A. Salman, D.A. Gorham and A. Verba
Prediction of Particle Attrition in Dilute Pneumatic Conveying

11:00 - 11:30 (18) T. Taylor
Particle Attrition and Deposition in Pneumatic Conveying

11:30 - 12:00 (22) Kalman Haim
Attrition of Powders and Granules at Various Bends During Pneumatic Conveying

12:00 - 12:30 Summary of proceedings of the week by chairman

12:30 - 14:00 Lunch and Departure

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