Preliminary Program

FLUIDIZATION X:
Fluidization for Sustainable Development

May 20-25, 2001
Holiday Inn Lido Beijing Beijing, China

Honorary Chair:
Prof. Mooson Kwauk
Institute of Chemical Metallurgy
Chinese Academy of Sciences Beijing, China

Chairs:
Prof. Jinghai Li

Institute of Chemical Metallurgy Chinese Academy of Sciences,
Dr. Wen-Ching Yang
Siemens Westinghouse Power Corporation USA

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

International Advisory Committee
U. Arena University of Naples, Italy
M.A. Berougnou University of Western Ontario, Canada
R.J. Dry Hismelt Corporation, Australia
J.R. Grace University of British Columbia, Canada
M. Hasatani Nagoya University, Japan
D.L. Keairns Consultant, USA
M. Kwauk Institute of Chemical Metallurgy, China
J.F. Large University of Compiegne, France
J.M. Matsen Lehigh University, USA
L. Reh Swiss Federal Institute of Technology, Switzerland
J. Seville The University of Birmingham, UK
W. van Swaaij Twente University of Technology, Netherlands
J. Werther Technical University of Hamburg-Harburg, Germany

Local Committee, China
Yunru Bai
Chinese Society of Particuology
Kefa Cen Zhejiang University
Junwu Chen Luoyang Petrochemical Engineering Corp., SINOPEC
Yong Jin Tsinghua University
Lii-Ping Leu National Taiwan University
Hongzhong Li Institute of Chemical Metallurgy, Academia Sinica
Dechang Liu Huazhong University of Science and Technology
Yanfu Shi Sichuan Union University
Jin Tang NNSF
Dihua Wu SINOPEC
Yusheng Xie Institute of Chemical Metallurgy, Academia Sinica
Guilin Yang Institute of Coal Chemistry, Academia Sinica
Lidan Yang Harbin Institute of Technology
Zhiqing Yu Tsinghua University Jiyu Zhang Fuzhou University
Qiayu Zheng Tsinghua University

SUNDAY, May 20, 2001

15:00 - 18:00 Registration (Lobby of Holiday Inn Lido)

18:00 - 19:30 Dinner

19:30 - 20:00 CONFERENCE WELCOME AND OVERVIEW
Prof. Mooson Kwauk, CHINA, Honorary Chair
Prof. Jinghai Li, CHINA, Conference Co-Chair
Dr. Wen-Ching Yang, USA, Conference Co-Chair
Dale Keairns, United Engineering Foundation, USA
Barbara Hickernell, United Engineering Foundation, USA

20:00 - 23:00 Opening Reception

MONDAY, MAY 21, 2001

07:00 - 08:00 Breakfast Buffet

08:15 - 08:45 PLENARY LECTURE I
Future R&D directions required in fluidization and fluid-particle systems for sustainable development in chemical industries
L. Plass Lurgi AG, GERMANY

SESSION I: DYNAMICS
Session Chairs:

08:45 - 09:00 DG1 Prediction of fluidization-quality
Z.Chen, L. G. Gibilaro, P. U. Foscolo, R. Di Felice Universita di L'Aquila, ITALY

09:00 - 09:15 DG2 Solids motion in a bubbling gas fluidized bed with immersed cylinders
Y. L. Ding, M. Stein, Y. S. Wong, J. P. K. Seville University of Birmingham, UK

09:15 - 09:30 DG3 The role of catalyst attrition in the adjustment of the steady-state particle size distribution in fluidized bed systems
J. Reppenhagen, J. Werther Technical University Hamburg-Harburg, GERMANY

09:30 - 09:45 DG4 The interaction of single- and two-phase jets and fluidized beds
J. Copan, N. Clarke, F. Berruti University of Saskatchewan, CANADA

09:45 - 10:00 DG5 The influence of process temperature on the partition of the gas flow rate in a fluidized bed of solids
A. Formisani, R. Girimonte Universita della Calabria, ITALY

10:00 - 10:30 Coffee Break

10:30 - 10:45 DG6 Effect of solid mixing on the performance of fluidized bed reactors
N. Mostoufi, University of Tehran, IRAN; J. Chaouki, Ecole Polytechnique de Montreal, CANADA

10:45 - 11:00 DG7 Propagation of gas phase pressure waves in fluidized beds
S. Tallon, C. E. Davies Industrial Research Limited, NEW ZEALAND

11:00 - 11:15 DG8 Discharge of a cohesive corn starch powder from an aerated hopper
G. Donsi, G. Ferrari, M. Poletto, P. Russo Universita delgi Studi di Salerno, ITALY

11:15 - 11:30 DG9 Fluidization at supercritical fluid conditions
A. Vogt, R. Schreiber, J. Werther, G. Brunner Technical University Hamburg-Harburg, GERMANY

11:30 - 11:45 DG10 Dispersion of bubble flow properties in a turbulent FCC fluidized bed
J. Bayle, P. Mege, T. Gauthier IFP, FRANCE

11:45 - 12:00 DG11 The effect of a vertical gas flow on the horizontal flow of granular material
I. Eames, University College London, UK; M. A. Gilbertson, University of Bristol, UK

12:00 - 12:15 DG12 Particle concentration distribution and penetration depth in a jetting fluidized bed
Q. Guo1, J. Y. Zhang2, G. Yue1, Z. Liu2
1Tsinghua University, CHINA
2 Chinese Academy of Sciences, CHINA

12:15 - 12:30 Discussion

12:30 - 14:00 Lunch

14:00 - 14:15 DG13 Pressure fluctuations in gas-solids spouted beds
M. Wang, J. Xu, W. Wei, X. Bao University of Petroleum, CHINA; H.T. Bi University of British Columbia, CANADA

14:15 - 14:30 DG14 Chaotic method for distinguishing between particulate and aggregative fluidization
G. B. Zhao, Y. F. Shi, G. Q. Guan, H. R. Yu Sichuan University, CHINA

SESSION II: DYNAMICS - CFB

14:30 - 14:45 DC1 Visual study on hydrodynamic of the CFB rig using particles with broad distribution
Z. P. Tian, J. Huang, Z. Q. Miao, G. J. Wu, G. S. Wang Shanghai Jiao Tong University, CHINA

14:45 - 15:00 DC2 Development of circulating fluidized bed coal gasifier and its scaling up
A. C. Liu, T. Mi, C. L. Zhang, H. P. Chen Huazhong University of Science and Technology, CHINA; T. Z. Wang, L. Q. Wang Zhengzhou Yongtai New Energy Equipment Corporation CHINA

15:00 - 15:15 DC3 Entrainment from pilot scale turbulent fluidized beds of FCC particles
H. Morikawa, H. T. Bi, C. J. Lim, J. R. Grac University of British Columbia, CANADA

15:15 - 15:30 DC4 Particle interaction in down flow reactors
S. Krol, H. de Lasa University of Western Ontario, CANADA

15:30 - 15:45 DC5 Lateral solids mixing behavior of different particles in a FCC riser
B. Du, F. Wei Tsinghua University, CHINA

15:45 - 16:00 DC6 Densities in high mass flux commercial risers
J. M. Matsen Lehigh University, USA

16:00 - 16:30 Afternoon Coffee and Poster Viewing

16:30 - 16:45 DC7 Fluidization regimes in a CFB riser - influence of in-bed tubes
A. Johnsson, J. Sterneus, Q. He, B. Leckner Chalmers University of Technology, SWEDEN

16:45 - 17:00 DC8 Residence time distributions in circulating fluidized beds - dimensional analysis and correlation
A. Harris, R. Thorpe, J. Davidson University of Cambridge, UK

17:00 - 17:15 DC9 Experimental investigations on bed hydrodynamics and heat transfer in a circulating fluidized bed riser column with impact separators
N. S. Winaya, B. V. Reddy, P. Basu Dalhousie University, CANADA

17:15 - 17:30 DC10 Prediction of pressure drop in the steady-state section of a downer reactor
K.-E. Wirth, P. Lehner University of Erlangen-Nuremberg, GERMANY

17:30 - 17:45 DC11 Effect of exit-geometry on the solids distribution in a CFB- reactor for the fluidization of fine particles: determination of internal back-mixing with semi-theoretical modeling
V. Mickal, P. Schausberger, F. Winter, H. Hofbauer Vienna University of Technology, AUSTRIA; C. Brunner, C. Aichernig AE Energietechnik, AUSTRIA

17:45 - 18:00 DC12 Time-dependent behavior of particle flow in CFB boilers
W. Zhang Mid Sweden University, SWEDEN; F. Johnsson, B. Leckner Chalmers University of Technology, SWEDEN

18:00 -18:15 DC13 Flow development in a high-flux and long riser
J. H. Pärssinen, J. X. Zhu, A. J. Yan, J. J. Bu University of Western Ontario, CANADA

18:15 - 18:45 Discussion

18:45 - 20:00 Ad hoc sessions/free time

20:00 - 21:30 Dinner

21:30 Cash Bar

TUESDAY, MAY 22, 2001

07:00 - 08:00 Breakfast Buffet

08:00 - 08:15 Announcements

08:15 - 08:45 PLENARY LECTURE II
Microreactors simulating present (and future?) fluid beds
A. M. Squires Virginia Polytechnic Institute and State University, USA

08:45 - 09:00 DC14 Solid flux measurements in a circulating fluidized bed riser V. Brobecker, A. Salvaterra, R. Ocone
Heriot-Watt University, UK; D. Geldart University of Bradford, UK

09:00 - 09:15 DC15 Study on influential parameters for a circulating fluidized bed boiler
Q. Wang, Z. Luo, M. Ni, K. Cen Zhejiang University, CHINA

SESSION III: MODELING / SIMULATION
Session Chairs:

09:15 - 09:30 MS1 Discrete simulations of bubbling fluidization
J. Ouyang1,2, J. Li2, J. van der Schaaf3, C. M. van den Bleek3
1 Northwestern Polytechnical University, CHINA
2 Chinese Academy of Sciences-Beijing, CHINA
3 Delft University of Technology, THE NETHERLANDS

09:30 - 09:45 MS2 Time resolution of a transient event in a gas fluidized bed
H. Weinstein, C. Cao, K. B. Mangado, A. Mohraz, R. A. Graff The City College of the City University of New York, USA; P. Koelle Elenac GmbH, GERMANY

09:45 - 10:00 MS3 A correlation for solid fraction in clusters in fast-fluidized beds
A. K. Sharma, J. M. Matsen, K. Tuzla, J. C. Chen Lehigh University, USA

10:00 - 10:30 Coffee Break

10:30 - 10:45 MS4 Solid flow modeling in shallow spouted beds
M. Olazar, M. J. San Jose, M. A. Izquierdo, S. Alvarez, A. O. de Salazar, J.Bilbao Universidad del Pais Vasco, SPAIN

10:45 - 11:00 MS5 Large scale oscillations or gravity waves in risers and bubbling beds
D. Gidaspow, H. Lu, R. Mostofi Illinois Institute of Technology, USA

11:00 - 11:15 MS6 A numerical approach to solids mixing in fluidized beds
X. S. Wang, M. Nguyen, M. J. Rhodes Monash University, AUSTRALIA; K. Liffman CSIRO/BCE, AUSTRALIA

11:15 - 11:30 MS7 From pneumatic transport to circulating fluidized beds: the importance of operating maps
W. C. Yang Siemens Westinghouse Power Corporation, USA

11:30 - 11:45 MS8 On the computation of granular temperature and effective normal stresses in fluidized beds
D. Gera Fluent Inc., USA

11:45 - 12:00 MS9 Multidimensional numerical simulation of the liquid feed injection in an industrial FCC riser
A. Albrecht1, O. Simonin1,2, D. Barthod3, D. Vedrine3
1 Institut de Mercanique des Fluides, FRANCE
2 E.D.F., FRANCE
3 C.E.R.T./TOTAL, FRANCE

12:00 - 12:15 MS10 Simulation of the hydrodynamic behavior of a bubbling fluidized bed
T. J. O'Brien U.S. Department of Energy, USA; M. Syamlal Fluent, Inc., USA

12:15 - 12:30 Discussion

12:30 - 14:00 Lunch

14:00 - 14:15 MS11 Modeling of solids mixing and segregation in circulating fluidized beds
S. Bruhns, E.-U. Hartge, J. Werther Technical University Hamburg-Harburg, GERMANY

14:15 - 14:30 MS12 Hydrodynamics of gas-solid fluidized beds using a fractal injector
Y. Cheng, C. M. van den Bleek, M.-O. Coppens Delft University of Technology, THE NETHERLANDS

14:30 - 14:45 MS13 Testing the simplified scaling laws for bubbling fluidized beds
P. J. Sanderson, M. J. Rhodes Monash University, AUSTRALIA; P. R. Sanderson University of Adelaide, AUSTRALIA

14:45 - 15:00 MS14 Effect of pressure on flow behaviors in dense gas-fluidized beds: a discrete particle simulation study
J. Li, J. A. M. Kuipers Twente University of Technology, THE NETHERLANDS

15:00 - 15:15 MS15 A novel one dimensional transient software for gas solid flowing in pipes with different inclinations
L. Letizia AEA Technology, UK

15:15 - 15:30 MS16 Comparison of Eulerian hydrodynamic models with non-intrusive x-ray measurements in pressurized dense gas-fluidized beds
M. A. Gilbertson University of Bristol, UK; M. J. V. Goldschmidt, J. A. M. Kuipers Univesity of Twente, THE NETHERLANDS

SESSION IV: L/S, G/L/S, VIBRATED AND OTHER SYSTEMS
Session Chairs:

15:30 - 15:45 LS1 Steady state hydrodynamic model for continuous particle classification in a liquid fluidized bed
A. Chen, J. R. Grace, N. Epstein, C. J. Lim University of British Columbia, CANADA

15:45 - 16:00 LS2 Axial concentration distribution of particles with better or poor wetting in gas-liquid-solid fluidization systems
J. Y. Zhang, C. Lin, C. S. Lin Fuzhou University, CHINA

16:00 - 16:15 LS3 Numerical investigation on temporal fluctuations and Reynold stresses of individual phases in three-phase fluidization systems
J. Zhang, Y. Li, L. S. Fan The Ohio State University, USA

16:15 - 16:45 Afternoon Coffee and Poster Viewing

16:45 - 18:45 Workshop: Sustainable Development - Future of Fluidization

18:45 - 20:00 Ad hoc sessions/free time

20:00 - 21:30 Dinner: Celebrating 10 International Fluidization Conferences

21:30 Cash Bar

WEDNESDAY, MAY 23, 2001

07:00 - 08:00 Breakfast Buffet

08:00 - 08:15 Announcements

08:15 - 08:45 PLENARY LECTURE III
Developments of fluidization technology in China's oil refining industry
J. Chen Luoyang Petrochemical Engineering Co., CHINA

08:45 - 09:00 LS4 Characterization of pressure fluctuations in a three phase fluidized bed with wavelet packet transform
S. H. Park1, S. D. Kim2, Y. Kang3, L. T. Fan4
1WooSuk University, KOREA;
2Korea Advanced Institute of Science and Technology, KOREA;
3Chungnam National University, KOREA;
4Kansas State University, USA

09:00 - 09:15 LS5 Entrainment of fines (Group C particles) from fluidized beds
S. M. Tasirin1, N. Anuar2, F. Rodzi1
1 Universiti Kebangsaan, MALAYSIA
2 Universiti Teknologi MARA, MALAYSIA

09:15 - 09:30 LS6 Experimental study on bubble rise velocity in three-phase circulating fluidized beds
J. Wang, T. Wang, W. Yang, Y. Jin Tsinghua University, CHINA

09:30 - 09:45 LS7 Attrition of catalyst extrudates in a three-phase fluidized bed system
C. Couroyer, J. Subero, M. Benito, M. Ghadiri University of Surrey, UK; N. Brunard, F. Kolenda Institut Francais du Petrole, FRANCE

09:45 - 10:00 LS8 Fluidization of supported liquids on particles
S. A. Thompson-Grieshaber, K. J. Buechler, P. M. Hilbert, E. White, P. Czerpak, A. W. Weimer University of Colorado, USA

10:00 - 10:30 Coffee Break

SESSION V: FINE PARTICLES
Session Chairs:

10:30 - 10:45 FP1 Bed collapse behavior of primary nanoparticles
Y. Wang, F. Wei, Y. Jin, T. Luo Tsinghua University, CHINA

10:45 - 11:00 FP2 Title to be determined

11:00 - 11:15 FP3 The mechanism of fluidized bed dry granulation of fine powders
M. Horio, A. Mukouyama, N. Maruyama, K. Takano, K. Nishii Tokyo University of Agriculture and Technology, JAPAN

11:15 - 11:30 FP4 Gas mixing in a turbulent fluidized bed with fines addition at high temperatures and pressures
F. Wei, B. Du, L. S. Fan The Ohio State University, USA

11:30 - 11:45 FP5 Particle and bubble behavior in ultrafine particle fluidization with high G
S. Matsuda, H. Hatano National Institute for Resources and Environment, JAPAN; T. Muramoto, T. Tsutsumi The University of Tokyo, JAPAN

11:45 - 12:00 FP6 Fluidization of Group C particles using rotating fluidized beds
F. H. Qian, R. Pfeffer, H. Shaw New Jersey Institute of Technology, USA; J. G. Stevens Montclair State University, USA

12:00 - 12:15 FP7 Production of ultrafine calcium carbonate powders by multiphase reaction in powder-particle spouted bed
Y. Liu, K. Sato, T. Tashimo, K. Kato Gunma University, JAPAN

12:15 - 12:30 Discussion

12:30 - 14:00 Lunch

SESSION VI: HEAT AND MASS TRANSFER
Session Chairs:

14:00 - 14:15 HM1 Gas-Liquid mass transfer of H2 and CO in a bubble column with suspended particles at elevated temperature and pressure
W. Yang, J. Wang, Y. Jin Tsinghua University, CHINA

14:15 - 14:30 HM2 Multi-scale mass transfer model and experiments for circulating fluidized beds
L. Wang, J. Li Chinese Academy of Sciences, CHINA

14:30 - 14:45 HM3 Instant flow rate and control of fluidized particles in heat exchanger
C. Yan, D. Miao, E. Chen, B. Lin, H. Zhan Chinese Academy of Sciences, CHINA

14:45 - 15:00 HM4 Interphase mass transfer and gas mixing in the bottom zone of a circulating fluidized bed
P. Schlichthaerle, E.-U Hartge, J. Werther Technical University Hamburg-Harburg, GERMANY

SESSION VII: PROCESSES
Session Chairs:

15:00 - 15:15 Pr1 Steam oxidation in a fluidized bed furnace of articles produced by powder sintering
A. P. Baskakov, Ye. M. Feinshmidt Urals State Technical University, RUSSIA

15:15 - 15:30 Pr2 Segregation and defluidization phenomena during the pyrolysis of plastic mixtures
U. Arena, M. L. Mastellone Second University of Naples, ITALY

15:30 - 15:45 Pr3 Oxygen enrichment in an internally circulating fluidized bed system for catalytic cracking
A. Reichhold, T. Strauss, C. Ramakrishnan, H. Hofbauer Vienna Institute of Technology, AUSTRIA

15:45 - 15:00 Pr4 Stripping in recirculating bubbling fluidized bed using Group A particles
S. Padyen, T. M. Knowlton, H. Arastoopour Illinois Institute of Technology, USA

15:00 - 15:15 Pr5 Direct visual observation of gas-phase olefin polymerization
M. Horio, T.Fukumoto, Y. Kaneko Tokyo University of Agriculture and Technology, JAPAN

15:15 - 15:30 Pr6 Uniformity of microwave field by fluidization of electrically conductive particles for application in drying
Y. Itaya, K. Okouchi, S. Mori Nagoya University, JAPAN

15:30 - 15:45 Pr7 Application of a fluidized layer in water treatment
S. Mutl Academy of Sciences, CZECH REPUBLIC; P. Polasek P. Polasek & Associates, SOUTH AFRICA

15:45 - 16:00 Pr8 Fluidized-bed roasting of ilmenite
A. Luckos, P. den Hoed Mintek, SOUTH AFRICA

16:00 - 16:15 Pr9 Scale-up and commercial reactor fluidization related experience with Synthol, gas to liquid fuel, dense phase fluidized bed reactors
S. Sookai, P. L. Langenhoven, T. Shingles Sasol Technology, SOUTH AFRICA

16:15 - 16:45 Afternoon Coffee and Poster Viewing

16:45 - 17:00 Pr9 Scale-up and commercial reactor fluidization related experience with Synthol, gas to liquid fuel, dense phase fluidized bed reactors
S. Sookai, P. L. Langenhoven, T. Shingles Sasol Technology, SOUTH AFRICA

17:00 - 17:15 Pr10 Effects of non-ideal powder properties on granulation kinetics
R. Boerefijn, M. Buscan Unilever Research, THE NETHERLANDS; M. J. Hounslow University of Sheffield, UK

SESSION VIII: COMBUSTION/GASIFICATION
Session Chairs:

17:15 - 17:30 CG1 Leather wastes combustion in fluidized bed, operating experiences
A. Bahillo, A. Cabanillas, L. Armesto, J. Otero CIEMAT, SPAIN L. Dalla Zen, M. J. Silveira Soares CIENTEC, BRAZIL

17:30 - 17:45 CG2 Fluidized bed combustion of high-volatile solid fuels
R. Chirone, A. Marzocchella, P. Salatino, F. Scala Universita degli Studi di Napoli Frederico II, ITALY

17:45 - 18:15 Discussion

18:15 - 20:00 Ad hoc sessions/free time International Advisory Committee Meeting

20:00 - 21:30 Dinner

21:30 Cash Bar Video Presentations

THURSDAY, MAY 24, 2001

07:00 - 08:00 Breakfast Buffet

08:00 - 08:15 Announcements

08:15 - 08:45 PLENARY LECTURE IV
Gas-phase fluidization technology for production of polyolefins
I. D.Burdett, R. S. Eisinger, P. Cai, K. H. Lee Union Carbide Corporation, USA

08:45 - 09:00 CG3 Allothermal gasification in fluidized bed gasifiers
J. Karl, W. Schmitz, D. Hein Technical University München, GERMANY

09:00 - 09:15 CG4 The effect of fragmentation on NO/N2O formation
F. Winter, X. Liu, C. Stingl, H. Hofbaue Vienna University of Technology, AUSTRIA; D. C. Liu Huazhong University of Science and Technology, CHINA

09:15 - 09:30 CG5 Numerical study of effects of gas mixing and solids segregation on nitrogen oxides formation in CFB combustion
S. Kallio, P. Kilpinen, J. Konttinen ?bo Akademi University, FINLAND

09:30 - 09:45 CG6 Ignition of coal, coke and their mixtures in fluidized bed combustion
L. Jia, E. J. Anthony, I. Lau CANMET, CANADA

09:45 - 10:00 CG7 Reactive and regenerative properties of a novel sorbent for simultaneous removal of SO2 and NO from flue gas in a powder-particle fluidized bed
F. Luo1,2, A. Yoneda2, K. Kato2
1 Tsinghua University, CHINA
2 Gunma University, JAPAN

10:00 - 10:30 Coffee Break

10:30 - 10:45 CG8 Effect of calcium oxide on the properties of char from fluidized bed coal pyrolysis
T. Zhu, Y. Xiao, Y. Wang Academy of Sciences, CHINA

10:45 - 11:00 CG9 Semi-fluidized bed application for mercury emission control during combustion
T. C. Ho, N. Kobayashi, Y. K. Lee, C. J. Lin, J. R. Hopper Lamar University, USA

SESSION IX: EQUIPMENT
Session Chairs:

11:00 - 11:15 Eq1 Revitalization of fluidized-bed reactor technology for maleic anhydride (ALMA process) by enhancing hydrodynamics via cyclone improvements
S. C. Arnold1, M. Cecchini2, G. Fenati2, J. W. Stanecki1
1ABB Lummus Global Inc., USA
2 LONZA SpA, ITALY

11:15 - 11:30 Eq2 CFD simulation of a two-stage multi-entry cyclone at high load rates
J. Majander1, J. Röppänen1, I. Eilos2, J. Hiltunen3
1 Fortum Technology, FINLAND
2 Nste Engineering, FINLAND
3 Fortum Oil and Gas, FINLAND

11:30 - 11:45 Eq3 Flow pattern of particles in a cyclone dipleg with trickle-valve
F. Sun, M. Shi University of Petroleum, CHINA; A. Shi, B. Chen, L. Xia Academy of Sciences, CHINA

11:45 - 12:00 Eq4 Streaming flow in cyclone diplegs
S. B. Reddy Karri, T. M. Knowlton Particulate Solid Research, Inc., USA

12:00 - 12:15 Eq5 Comparative studies on three different type internals for fluidizing cohesive particles
Q. Liu, X. Lu, H. Li Academy of Sciences, CHINA

12:15 - 12:30 Eq6 Improving cyclone separation efficiency in circulating fluidized bed operation using a neural network
L. Reh ETH Zurich, SWITZERLAND; H. Ye Alstom Power Ltd., SWITZERLAND

12:15 - 12:30 Discussion

12:30 - 14:00 Lunch

SESSION X: MEASUREMENT
Session Chairs:

14:00 - 14:15 ME1 Study on dynamics of a 40 cm-ID gas-solid fluidized bed using non-intrusive measurements of pressure and local gas fraction
K. Kuramoto e for Resources and Environment, JAPAN; R. F. Mudde, T. H. J. J. Van der Hagen, H. E. A. Van den Akker Delft University of Technology, THE NETHERLANDS

14:15 - 14:30 ME2 Investigation of the axial variation of the CFB riser hydrodynamics by means of electrical capacitance tomography (ECT)
S. Malcus, T. S. Pugsley University of New Brunswick, CANADA

14:30 - 14:45 ME3 In-line flow measurement in a downcomer
C. E. Davies, S. Tallon Industrial Research Limited, NEW ZEALAND

14:45 - 15:00 ME4 Comparison of measurement techniques of local particle concentration for gas-solid fluidization
H. Cui1, N. Mostoufi2, J. Chaouki1
1 Ecole Polytechnique de Montreal, CANADA
2 University of Tehran, IRAN

15:00 - 15:15 ME5 Monitoring fluidized bed hydrodynamics to detect changes in particle size distribution
J. R. van Ommen, J. C. Schouten*, M.-O. Coppens, C. M. van den Bleek Delft University of Technology, THE NETHERLANDS
* Eindhoven University of Technology, THE NETHERLANDS

15:15 - 15:30 ME6 Segregation in dense gas-fluidized beds: validation of a multi-fluid continuum model with non-intrusive digital image analysis measurements
M. J. V. Goldschmidt, J. A. M. Kuipers, W. P. M. van Swaaij Twente University, THE NETHERLANDS

15:30 - 15:45 ME7 The advanced flow visualization, simulation, and analysis for the
gas-particle flow in the swirling fluidized bed combustor
S. W. Lee, Y. Liu Morgan State University, USA

15:45 - 16:15 Afternoon Coffee and Poster Viewing

16:15 - 18:15 Workshop: Challenge Problems

18:45 - 20:00 Ad hoc sessions/free time

20:00 - 21:30 Farewell Dinner

21:30 Cash Bar

FRIDAY, MAY 25, 2001

07:00 - 08:30 Breakfast Buffet

08:30 OPTIONAL SIGHTSEEING TRIPS IN BEIJING AREA:
1. Great Wall
2. Forbidden City
3. Summer Palace

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POSTERS

1. Mechanism of bed to wall heat transfer in a pressurized circulating fluidized bed combustor
B.V. Reddy and P. Basu Dalhousie University, CANADA

2. DEM simulation of the onset of cohesive behaviour in fluidized beds
M.J. Rhodes, X.S. Wang, M. Nguyen Monash University, AUSTRALIA

3. Temporary defluidization in a converter dust fluidized bed caused by changing the fluidizing gas
A. Reichhold, G. Friedl, B. Kronberger, H. Hofbauer Vienna University of Technology, AUSTRIA

4. Propagation and attenuation of pressure waves in a bench-scale fluidized bed
J. Ruud van Ommen, J.C. Schouten*, M.-O, Coppens, C.M. van den Bleek Delft University of Technology, THE NETHERLANDS
* Eindhoven University of Technology, THE NETHERLANDS

5. Process development of a semidry flue gas desulfirization with a powder-particle spouted bed using very fine limestone powder
Y. Liu, T. Tashimo, T. Kuwabara and K. Kato Gunma University, JAPAN

6. Catalytic pyrolysis of high density polyethylene and polypropylene in a laboratory-scale power-particle fluidized bed
G. Luo, T. Suto, S. Yasu, K. Kato Gynma University, JAPAN

7. Elutriation of very fine particles from a gas fluidized bed - effect of coarse particle size in bed
J. Li, A. Yamashita and K. Kato Gunma University, JAPAN 8. Behavior of Fine Particles in a Powder-Particle Spouted Bed T. Tashimo, J. Xu, Y. Washizu and K. Kato Gunma University, JAPAN

9. Prediction of particle size distribution in fluidized bed granulation and coating - numerical methods and experimental validation
S. Heinrich, M. Peglow, M. Ihlow, M. Henneberg, L. Morl Otto-von-Guericke-Univesity Magdeburg, GERMANY

10. Fluidization and electrostatic charging of pharmaceutical powders
M. Kashef, G.-H. Qian, H. Eberhardt, R. Fischer, S. Chrai Delsys Pharmaceutical Corporation, USA

11. Voidage distribution in a fluidized bed of conical cross-section
H. Tanfara and T. Pugsley University of New Brunswick, CANADA; C. Winters Merck-Frosst Canada Inc., CANADA

12. On the microscopic aspect of interparticle heat transfer
R. Kobylecki, T. Fukumoto and M. Jorio Tokyo University of Agriculture and Technology, JAPAN

13. Gas holdup distribution in gas-liquid-solid magnetic fluidized beds
C.-M. Chen and L-P. Leu National Taiwan University

14. Prediction of dynamic heat transfer in three-phase fluidized beds by using an artificial neural network
K. Kuramoto1, T. Hasegawa2, W. Chen2, R. Kikuchi2, A. Tsutsumi2, K. Otawara3 and Y. Shigaki3
1 National Institute for Resources and Environment, JAPAN
2 University of Tokyo, JAPAN
3 Kureha Chemical Industry, JAPAN

15. Modeling of dynamic behaviors of heterogeneous flow structure in gas-solid fluidization
H. Cui and J. Li Academy of Sciences, CHINA; H. An, M. Chen, Z. Ma and G. Wu Academy of Sciences, CHINA

16. Hydrodynamic behavior of a gas-liquid-solid fluidized bed with a combined multiplayer-inclined-baffles
L. Cheng and Zhang Ji-Yu Fuzhou University, CHINA

17. Effects of Surfactants on the Hydrodynamics of three-phase bubble column
Z. Yulong and S. Tonggui Institute of Coal Chemistry, CHINA

18. Gold recovery by functional fibers in a fluidized bed
X. Zhang, H. Zeng, Q. Huang and Y. Lu South China University of Technology, CHINA

19. Influence of internals on the core-annulus structure in circulating fluidized bed
Y. Guo, Z. Wang, G. Gu, F. Wei, Y. Jin Tsinghua University, CHINA

20. Manufacture of Non-Uniform Granular Urea-Based Compound Fertilizer by
Fluidization-Granulation
Tianwen Li Chemical Engineering Department, Tsinghua University, Beijing, CHINA Zhiqian Dai Hongsheng Liu Lutianhua Group Inc., Luzhou, CHINA

21. Cold Flow Model Studies for FCC Plant Operational Troubleshooting
Harendra Singh and S J Chopra Engineers India Limited, New Delhi, INDIA

22. Gasification of Plastics in a Fluidized Bed Gasifier
Keng-Tung Wu, Hom-Ti Lee, Ching-I Juch, Syh-Wen Ho, and Ji-Chern Lin Biomass Energy Laboratory, New Energy Research Division Energy & Resources Laboratories, Industrial Technology Research Institute Chutung, Hsinchu, Taiwan, CHINA

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