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Powders and Grains 2013
Proceedings of the 7th International Conference on
Micromechanics of Granular Media
Sydney, Australia
8-12 July 2013
Editors
AibingYu
Kejun Dong
Runyu YangUniversity of New South Wales, Sydney, Australia
Stefan LudingUniversiteitTwente, Enschede, Netherlands
All papers have been peer reviewed.
Sponsoring OrganizationsAssociation forthe Study of the Micromechanics of Granular Media (AEMMG)University of New South Wales (UNSW)
Curtin University (CU)UniversiteitTwente (UT)JMBC Research School for Fluid Mechanics, Netherlands
Elsevier, publisher of Advanced PowderTechnology, Particuology and PowderTechnology
To learn more about AIP Proceedings visit http://proceedings.aip.org
Volume 1542
Effect of fabric on the strength ofgranular materials in biaxial compression
Homayoun Shaverdi, Mohd Raihan Taha, and Farzin Kalantary
xiii
4. GRANULAR LIQUIDS4.1. Unconfined and Surface Flows
4.1.1. Theoretical
Granular force on objects and correlation length: Drag coefficient enhancement in low Froude
number flow regimesThierry Faug 617
Numerical analysis ofimpact processes ofgranular jetsTomohiko G. Sano and Hisao Hayakawa 622
Inclined granular flows on collisional shear layersJames T. Jenkins and Diego Berzi 626
An energy-based splash function for the impact of particles with granular beds
Chuan-Yu Wu 630
Impaction of particle streams on a granular bed
Sida Liu, Zongyan Zhou, Kejun Dong, Aibing Yu, John Tsalapatis, and David Pinson 634
Dissipative discrete element model applied to rock avalanches
G. Mollon, V. Richefeu, P. Villard, and D. Daudon 638
Jumps and bores in bulky frictional granular flows
Thierry Faug 642
Effect of cohesive force on the formation of a sandpileK. J. Dong, R. P. Zou, K. W. Chu, R. Y. Yang, A. B. Yu, and D. S. Hu 646
4.1.2. Experimental
Identification of avalanche precursors by acoustic probing in the bulk oftilted granular layersM. Duranteau, V. Tournat, V. Zaitsev, R. Delannay, and P. Richard 650
Study of solids contact shearing and collisions in granular debris flows
Gordon G. D. Zhou, Q. C. Sun, and M. L. Fei 654
Design of protection structures: The role ofthe grainsize distribution
Benjy Marks, Aurelio Valaulta, Alexander Puzrin, and Itai Einav 658
Tumbling sandpiles in a fluid
Farhang Radjai, Vincent Topin, Frederic Perales, and Yann Monerie 662
Experimental investigation on failure mode of fine-grain rainfall-induced debris flow
Zhao Cheng, Zhou Jian, Li Yexun, and Tian Jiashen 666
xiv
4.2. Confined flow
Mode-coupling theory for sheared granular liquids
Koshiro Suzuki and Hisao Hayakawa
Velocity and density scaling at the outlet of a silo and its role in the expression ofthe mass flow
rate
D. Maza, A. Janda, S. M. Rubio-Largo, I. Zuriguel, and R. C. Hidalgo
Prediction of silo-vibrations using a modified lambdameter
Stefan Jackel, Ralf Schunemann, Thomas Miitze, and Urs A. Peuker
Effect of friction and cohesion on anisotropy in quasi-static granular materials under shear
A. Singh, V. Magnanimo, and S. Luding
Avoiding clogs: The shape of arches and their stability against vibrations
Angel Garcimartin, Celia Lozano, Geoffroy Lumay, and Iker Zuriguel
The influence of particle shape on granular Hopper flow
G. Mollon and J. Zhao
Microscopic analysis of Hopper flow with ellipsoidal particlesSida Liu, Zongyan Zhou, Ruiping Zou, David Pinson, and Aibing Yu
Silo clogging reduction by placing an obstacle above the outlet
C. Lozano, I. Zuriguel, A. Janda, A. Garcimartin, R. Arevalo, and D. Maza
Dynamics ofrotating spirals in agitated wet granular matter
Kai Huang, Lorenz Butzhammer, and Ingo Rehberg
Visualising shear stress distribution inside flow geometries containing pharmaceutical powder
excipients using photo stress analysis tomography and DEM simulations
Saeed Albaraki, S. Joseph. Antony, and C. Babatunde Arowosola
Pipe transport in underground mining: An experimental approachA. Janda, I. Zuriguel, J. Bienzobas, A. Garcimartin, and D. Maza
4.3. Mixing and Segregation4.3.1. Theoretical andNumerical
Size separation ofbinary mixture under vibration
Chuanping Liu, Lige Tong, Shaowu Yin, Peikun Zhang, and Li Wang
Segregation in dense, dry, inclined flows ofbinary mixtures of grainsMichele Larcher and James T. Jenkins
xv
Influence of rotation on BN separation in binary particle systemPing Wu, Shuang Wang, Ziang Xie, Yuming Huang, Lige Tong, Peikun Zhang, Shaowu Yin,
Chuanping Liu, and Li Wang 722
DEM simulation ofparticle mixing for optimizing the overcoating drum in HTR fuel fabrication
Malin Liu, Zhenming Lu, Bing Liu, and Youlin Shao 726
Mixing behaviour of cohesive and non-cohesive particle mixtures in a ribbon mixer
H. Musha, K. Dong, G. R. Chandratilleke, J. Bridgwater, and A. B. Yu 731
Simulations on the flow segregation problem in bidimensional pilesJesica Benito, Rodolfo Uftac, Ana Maria Vidales, and Irene Ippolito 735
Effects of size and density differences on mixing of binary mixtures of particlesH. Musha, G. R. Chandratilleke, S. L. I. Chan, J. Bridgwater, and A. B. Yu 739
Radial segregation driven by axial migrationXiaoxing Liu, Wei Ge, and Jinghai Li 743
Formation of ordered structure and its effect on particle percolation in a vibrated bed
A. H. Esfandiary, K. J. Dong, and A. B. Yu 747
Numerical analysis of separation and mixing dynamics in multiphase granular systems
Tracy Rushmer, Antoinette Tordesillas, David M. Walker, and Nick Petford 751
4.3.2. Experimental
Granular segregation in quasi-2d rectangular bin
Sandip H. Gharat and D. V. Khakhar 755
The formation ofpolygon-shaped patterns in vibrated, cylindrical granular beds
G. Lu, J. R. Third, M. H. Kohl, and C. R. Muller 759
Pattern formation in a flat rotating boxFrank Rietz and RalfStannarius 763
Segregation of binary mixtures of spheres and ellipsoidsChangxing Li, Zongyan Zhou, Ruiping Zou, David Pinson, and Aibing Yu 767
Segregation and convection rolls in two-dimensional packingsFrank Rietz 771
Patterns and velocity field in vertically vibrated granular materials
Istafaul H. Ansari and Meheboob Alam 775
Dry coating in a high shear mixer: Comparison of experimental results with DEM analysis of
particle motions
E. Serris, A. Sato, A. Chamayou, L. Galet, M. Baron, P. Grosseau, and G. Thomas 779
xvi
5. GRANULARGASES
5.1. Theoretical
Evidence for a new force in dissipative system derived from Boltzmann equation: Consequencefor the mechanics ofthe material point, experimental evidences and possible applications
Pierre Evesque
Scaling ofthe normal coefficient of restitution for wet impactsThomas Miiller, Frank Gollwitzer, ChristofA. Kriille, Ingo Rehberg, and Kai Huang
Asymmetric velocity distribution in boundary-heating granular gas and a hydrodynamic
description
Yanpei Chen, Meiying Hou, Pierre Evesque, Yimin Jiang, and Mario Liu
Shearbanding and inhomogeneous states in granular fluid
Meheboob Alam and Priyanka Shukla
Characteristics of Casimir-like forces in fluidized granular media
M. Reza Shaebani, Jalal Sarabadani, and Dietrich E. Wolf
5.2. Numerical and Experimental
Can one "Hear" the aggregation state of a granular system?ChristofA. Kruelle and Almudena Garcia Sanchez
Microgravity experiments on a granular gas ofelongated grainsK. Harth, T. Trittel, U. Kornek, S. Home, K. Will, U. Strachauer, and R. Stannarius
Collective granular dynamics in a shaken container at low gravity conditions
J. E. Kollmer, A. Sack, M. Heckel, F. Zimber, P. Mueller, M. N. Bannerman, and T. Poschel
Experimental study of a granular gas homogeneously driven by particle rotations
E. Falcon, J.-C. Bacri, and C. Laroche
Pattern dynamics of cohesive granular particles under plane shearSatoshi Takada and Hisao Hayakawa
Effect of gravity on particle dispersion in a horizontally vibrating bed
Kejun Dong, Kunio Shinohara, and Aibing Yu
6. PARTICLE PROPERTIES
6.1. Interparticle Interactions
Rolling resistance effect for sheared granular materials in the inertial regime
Hayley H. Shen
xvii
A new contact model for modelling of elastic-plastic-adhesive spheres in distinct element method
Massih Pasha, Selasi Dogbe, Colin Hare, Ali Hassanpour, and Mojtaba Ghadiri
Wear particles: Influence on local stress and dynamical instabilities
Viet-Hung Nhu, Mathieu Renouf, Francesco Massi, and Aurelien Saulot
From particle to powder properties - A mesoscopic approach combining micro-scale
experiments and X-ray microtomographyS. Strege, H. Zetzener, and A. Kwade
Unitary stick-slip motion in granular beds
J. E. Hilton, P. W. Geary, and A. Tordesillas
Finite element analysis ofthe contact forces between viscoelastic particlesQ. J. Zheng, H. P. Zhu, and A. B. Yu
Calibration and validation of DEM rolling and sliding friction coefficients in angle of repose and
shear measurements
Piotr Frankowski and Martin Morgeneyer
Numerical simulation of interaction between two PM2.5 particles under acoustic travelling waveconditions
Fengxian Fan, Mingjun Zhang, and Chang Nyung Kim
An experiment investigation on electrification by collision between chemically identical glassparticles
L. Xie, Y. Jiang, N. Bao, K. Han, and J. Zhou
Rebound characteristics for ash particles impacting a planar surface
Ming Dong, Sufen Li, Jian Han, and Jun Xie
Damping ofrotating beams with particle dampers: Discrete element method analysisD. N. J. Els
Identification of micro parameters for discrete element simulation of agglomeratesStefan Palis, Sergiy Antonyuk, Maksym Dosta, and Stefan Heinrich
6.2. Size and Shape Effects
Effect of size polydispersity on micromechanical properties of static granular materials
M. R. Shaebani, M. Madadi, S. Luding, and D. E. Wolf
Slow dynamics for elliptical particles under continuous shear and cyclic compressionSomayeh Farhadi, Robert P. Behringer, and Alex Zihao Zhu
xviii
A benchmark for particle shape dependenceGael Combe, Cecile Nouguier-Lehon, Emilien Azema, Krzysztof Szarf, Baptiste Saint-Cyr, Marie
Chaze, Farhang Radja'i, Pascal Villard, Jean-Yves Delenne, Vincent Richefeu, Philippe Sornay,Charles Voivret, and CEGEO Group 883
The influence of aspect ratio and roughness on flowabilityColin Hare and Mojtaba Ghadiri 887
Comparison of the effects of rolling resistance and angularity in sheared granular media
Nicolas Estrada, Emilien Azema, Farhang Radjai, and Alfredo Taboada 891
Influence of the feeding rate on the packing properties of faceted particlesR. C. Hidalgo, M. Acevedo, I. Zuriguel, I. Pagonabarra, and D. Maza 895
6.3. Size Reduction
Estimation of new surface generation and energy analysis during particle fracture
Manoj Khanal and Jurgen Tomas 899
A probabilistic approach of confined comminution in polydisperse granular materials
Carlos Ovalle, Charles Voivret, Christophe Dano, and Pierre-Yves Hicher 903
Impact of numerical models on fragmentation processes
Mathieu Renouf, Belien Gezahengn, Micheline Abbas, and Florent Bourgeois 907
Radical edge crack problem of a circular disk under circumference load
W. S. Xiao and H. P. Zhu 911
A study on the effect of particle shape and fragmentation on the mechanical behavior of granularmaterials using discrete element method
Ali Aminzadeh and Ehsan Seyedi Hosseininia 915
Experimental studies on the kinematics of cutting in granular materials
T. G. Murthy, C. Saldana, S. Yadav, and F. Du 919
Evolution of sand crushability and its effect on particle-scale energy allocation
Bo Zhou, Runqiu Huang, and Jianfeng Wang 923
Numerical simulation study of quasistatic grinding process on a model granular material
V. P. B. Esnault and J.-N. Roux 927
Analysis of seed processing by the distinct element method
Mehrdad Pasha, Colin Hare, Mojtaba Ghadiri, Patrick M. Piccione, and Scott Taylor 931
Numerical analysis of impact events in a centrifugal impact pin mill
C. Labra, J. Y. Ooi, J. F. Chen, and J. Sun 935
xix
7. COHESION
7.1. Theoretical and Numerical
Micromechanical properties of colloidal structures
A. Kwade, C. Schilde, C. Burmeister, M. Roth, P. Lellig, and G. Auernhammer
Electrically-enhanced deposition of fine particles on a fiber: A numerical study using DEM
Mengmeng Yang, Shuiqing Li, Guanqing Liu, and Qiang Yao
DEM study on the interaction between wet cohesive granular materials and tools
Takuya Tsuji, Yu Matsui, Yuta Nakagawa, Yuuichi Kadono, and Toshitsugu Tanaka
Numerical estimation of the restitution coefficient for dry and wet agglomeratesSergiy Antonyuk, Maksym Dosta, and Stefan Heinrich
Granular cohesion and fast rotators in the NEA populationPaul Sanchez and Daniel J. Scheeres
Assessing flowability of small quantities of cohesive powder using distinct element modellingMassih Pasha, Colin Hare, Ali Hassanpour, and Mojtaba Ghadiri
Particle scale investigation of flow and mixing ofwet particles in rotating drumsP. Y. Liu, R. Y. Yang, and A. B. Yu
DEM analysis ofeffects of particle properties and mixing conditions on particle attachment
processes
Jiecheng Yang, Chuan-Yu Wu, and Michael Adams
Flow of dry and wet granular materials: Numerical simulation results
Saeed Khamseh, Jean-Noel Roux, and Francois Chevoir
7.2. Experimental
Erosion rate and instability of a wet/dry granular interface
Gautier Lefebvre and Pierre Jop
Effect of cohesion on granular-fluid flows in spouted beds: PIV measurement and DEM
simulations
Runru Zhu, Shuiqing LI, and Qiang Yao
Behavior of cohesive powder in rotating drumsM. Wojtkowski, O. I. Imole, M. Ramaioli, E. Chavez Montes, and S. Luding
Experimental studies on the mechanics of cohesive frictional granular media
R. K. Kandasami and T. G. Murthy
Analysis of behavior of small agglomerated particles on two-dimensional vibrating plateMurino Kobayakawa, Shuji Matsusaka, and Shuji Matsusaka
xx
Influence of cohesive forces on the macroscopic properties ofgranular assemblies
Geoffroy Lumay, Jorge Fiscina, Francois Ludewig, and Nicolas Vandewalle 995
Incipient flow properties oftwo-component fine powder mixtures: Changing the fiowability of
smaller particlesTakehiro Kojima and James A. Elliott 999
Visualizing powder de-agglomeration upon impact with simultaneous flowing charge behaviourJin Wang Kwek, Desmond Heng, Sie Huey Lee, Wai Kiong Ng, Hak-Kim Chan, Jerry Heng, and
Reginald Tan 1003
Internal structure and fragmentation kinetics of silica granulesP. Grosseau, T. Dumas, O. Bonnefoy, L. Barriquand, L. Guy, and G. Thomas 1007
Influence ofthe pan pelletizer rotational velocity and the particles size on the agglomeration of
alumina oxide granulesZheni Radeva, Peter Muller, and Juergen Tomas 1011
8. FLUID AND PARTICLES
8.1. Particle-fluid Interactions
FEM-DEM simulation of two-way fluid-solid interaction in fibrous porous media
K. Yazdchi, S. Srivastava, and S. Luding 1015
Characterization of fluid-particle interactions in poly-disperse systemsFrancesco P. Di Maio and Alberto Di Renzo 1019
Capillary states of granular materials in the funicular state
Jean-Yves Delenne, Vincent Richefeu, and Farhang Radjai 1023
Preparation and characterisation ofuser-friendly PMMA microcapsules for consumer care
Xuemiao Pan, Ruben Mercade-prieto, David York, Jon A. Preece, and Zhibing Zhang 1027
Squeeze flow of a bi-viscosity fluid between two rigid spheresXu Chun-Hui, Zhang Mi, and Xu Yong 1031
A parametric study on the leakage-soil interaction due to a leaking pipe using the coupled DEM-LBM technique
X. Cui, J. Li, A. H. C. Chan, and D. N. Chapman 1035
Water retention in discrete element method
Yixiang Gan, Federico Maggi, and Itai Einav 1039
Free running droplets on packed powder beds
Catherine P. Whitby, Xun Bian, and Rossen Sedev 1043
xxi
8.2. Suspension, Sedimentation, Saltation, and Dust Emission
Where to dig for gold? - Density segregation inside migrating dunes
Christopher Groh, Ingo Rehberg, and ChristofA. Kruelle 1047
Simulation of aeolian saltation
M. V. Carneiro and H. J. Herrmann 1051
Dust emission modelling around a stockpile by using computational fluid dynamics and discrete
element method
S. M. Derakhshani, D. L. Schott, and G. Lodewijks 1055
Scaling laws in aeolian sand transport: Erodible versus non-erodible bed
A. Valance, T. D. Ho, A. Ould El Moctar, and P. Dupont 1059
DEM-PFV analysis of solid-fluid transition in granular sediments under the action ofwaves
E. Catalano, B. Chareyre, and E. Barthelemy 1063
Coulombic wall slip of concentrated soft-particle suspensionsMichael Adams, Wei Liu, Zhibing Zhang, and Peter Fryer 1067
Effect of shear-induced diffusion on the transfer of heat across a sheared suspensionOuamar Rahli, Xiaolong Yin, and Bloen Metzger 1071
Pattern formation during capillary rising of a fluid front into a granular media
A. P. F. Atman, G. Combe, Thaysa R. M. Ferreira, and Jessica A. A. Barros 1075
Grain sedimentation with SPH-DEM and its validation
Martin Robinson, Stefan Luding, and Marco Marco Ramaioli 1079
2D DEM model of sand transport with wind interaction
L. Oger and A. Valance 1083
Wind tunnel studies on the vertical emission of sand grains from surface
L.Guo and N.Huang 1087
Rheology of dense suspensions: Insights from soft dynamics simulations
P. Rognon, C. Gay, and I. Einav 1090
Effect of ground granulated blast furnace slag particle size distribution on paste rheology: A
preliminary modelAlireza Kashani, John L. Provis, and Jannie S. J. van Deventer 1094
8.3. Gas Fluidisation
Particle dynamics in the fluidized bed: Magnetic particle tracking and discrete particle modellingJohannes Neuwirth, Sergiy Antonyuk, and Stefan Heinrich 1098
xxii
Transitional behavior in gas-fluidized beds
Colin Thornton, Fang Yang, and Jonathan Seville 1102
Contact analysis of different flow regimes in gas fluidization
Q. F. Hou, Z. Y. Zhou, and A. B. Yu 1106
Identification offlow regime in a slurry bubble column by Hilbert-Huang transform analysis
Weiling Li, Wenqi Zhong, Baosheng Jin, and Rui Xiao 1110
Computational study of heat transfer in gas fluidization
Q. F. Hou, Z. Y. Zhou, and A. B. Yu 1114
Discrete particle simulation ofheat transfer in pressurized fluidized bed with immersed cylindersHadi Wahyudi, Kaiwei Chu, and Aibing Yu 1118
SPH-DEM simulations of grain dispersion by liquid injectionMartin Robinson, Stefan Luding, and Marco Ramaioli 1122
Novel multiscale simulation environment for modeling offluidized bed granulationMaksym Dosta and Stefan Heinrich 1126
Discrete element modeling of gas fluidization of fine ellipsoidal particlesJieqing Gan, Zongyan Zhou, Ruiping Zou, and Aibing Yu 1130
8.4. Other Particle-fluid Flows
Fluid coupling in DEM simulation using Darcy's law: Formulation, and verification
M. Goodarzi, C. Y. Kwok, L. G. Tham, and F. Chen 1134
Polygonal particles in fluids
Shi Han Ng and Hans-Georg Matuttis 1138
Fibrous random materials: From microstructure to macroscopic propertiesK. Yazdchi and S. Luding 1142
CFD analysis of the aerosolization of carrier-based dry powder inhaler formulations
Qi (Tony) Zhou, Zhenbo Tong, Patricia Tang, Runyu Yang, and Hak-Kim Chan 1146
Continuous particle manipulation and separation in a hurdle-combined curved microchannel
using DC dielectrophoresis
Ming Li, Shunbo Li, Weihua Li, Weijia Wen, and Gursel Alici 1150
Numerical study of vertical pneumatic conveying: Effect of friction coefficient
K. Li, S. B. Kuang, R. P. Zou, R. H. Pan, and A. B. Yu 1154
Study of raceway in COREX melter gasifier by using three progressive methods
Jun-jie Sun, Zhi-guo Luo, Zhan-xia Di, Chong-lin Liu, Zong-shu Zou, and Yan-Song Shen 1158
xxiii
Numerical study ofjet-induced cratering of a granular bed: Effect of gravityS. B. Kuang, C. Q. LaMarche, J. S. Curtis, and A. B. Yu 1162
Magnetic resonance imaging (MRI) study ofjet height hysteresis in packed beds
Maximilian H. Kohl, Guang Lu, James R. Third, Klaas P. Priissmann, and Christoph R. Miiller 1166
Sensitivity to damping in sand production DEM-CFD coupled simulations
Natalia Climent, Marcos Arroyo, Catherine O'Sullivan, and Antonio Gens 1170
Air effects on subharmonic bifurcations of impact in vertically vibrated granular beds
Z. H. Jiang, H. Han, R. Zhang, and X. R. Li 1174
Numerical simulation of rip-raps with the distinct element method
Livia Mittelbach 1178
Particle scale modelling ofthe multiphase flow in a dense medium cyclone: Effect of medium-to-
coal ratio
Kaiwei Chu, Jiang Chen, Aibing Yu, and Andrew Vince 1182
9. CONTINUUM MODELLING AND SIMULATION
9.1. Granular Rheology
Granular statistical mechanics: Volume-stress phase space, equipartition and equations of state
Raphael Blumenfeld, Joe F. Jordan, and Sam F. Edwards 1186
Non-linear deformation behavior of granular media by elliptic microstructure based model
Kenichi Maeda and Kinya Miura 1190
Modeling of a cohesive granular materials by a multi-scale approachT. K. Nguyen, G. Combe, D. Caillerie, and J. Desrues 1194
Dense annular flows of granular media
Alain de Ryck and Olivier Louisnard 1198
From discrete particles to continuum fields in mixtures
T. Weinhart, S. Luding, and A. R. Thornton 1202
Mechanisms of energy dissipation in saturated granular mass flows
Francesco Federico 1206
Subdiffusive behavior in a two-dimensional granular assembly under shear
J. M. Salazar 1210
Micromechanics of deformation non-coaxiality in granular materials
Xia Li and Hai-Sui Yu 1214
xxiv
Continuum stress characteristics inside shear bands
Antoinette Tordesillas, John F. Peters, and Jingyu Shi 1218
A hierarchical model for cross-scale simulation of granular media
Ning Guo and Jidong Zhao 1222
2D cyclic pure shear ofgranular materials, simulations and model
D. Krijgsman and S. Luding 1226
Eddies, mixing and heat transfer in dense granular flows
P. Rognon, T. Miller, and I. Einav 1230
A micromechanical numerical analysis for a triaxial compression of granular materials
V. Magnanimo and L. La Ragione 1234
Evolution of the effective moduli for anisotropic granular materials during pure shear
N. Kumar, O. I. Imole, V. Magnanimo, and S. Luding 1238
Modeling of time-dependent distributions of impact and kinetic energies of particulate systemsJavan D. Tjakra, Nicolas Hudon, Jie Bao, and Runyu Yang 1242
9.2. Process Modelling and Analysis
Modelling ofthe mechanical behaviour oftwo pure PTFE powders during their compaction at
room temperatureCarole Fredy, Rodrigo B. Canto, Nicolas Schmitt, Stephane Roux, and Rene Billardon 1246
Multi-scale modelling of granular avalanches
Krishna Kumar, Kenichi Soga, and Jean-Yves Delenne 1250
A brief investigation into ejection times from a conical mass flow Hopper - Coulomb and conical
model difference
L. A. Fullard and C. E. Davies 1254
Spatial and temporal coarse-graining for DEM analysisC. Labra, J. Y. Ooi, and J. Sun 1258
Energy dissipation of debris flow through pile group obstructions
Minglong Fei, Qicheng Sun, Deyu Zhong, and Gordon G. D. Zhou 1262
Determining key variables of the kinetic theory ofgranular flow using DWS
V. Zivkovic, K. Berry, D. H. Glass, and M. J. Biggs 1266
Numerical investigation of solid mixing in a fluidized bed coating process
Venkatakrishna Kenche, Yuqing Feng, Danyang Ying, Chris Solnordal, Seng Lim,and Peter J. Witt 1270
xxv
Modelling ironmaking blast furnace: Solid flow and thermochemical behaviours
Yansong Shen, Baoyu Guo, Aibing Yu, Sheng Chew, and Peter Austin 1274
Technological pretreatment of the synchysite non-oxidized ore
B. Munkhtsetseg and G. Burmaa 1278
Dusting control of magnesium slag produced by Pidgeon process
Laner Wu, Qixing Yang, Fenglan Han, and Chun Du 1282
Numerical simulations of solid-liquid stirred tank with an improved Intermig impellerHongliang Zhao, Ting'an Zhang, Yan Liu, Zimu Zhang, and Chao Zhang 1286
Discharge of a granular silo as a visco-plastic flow
L. Staron, P.-Y. Lagree, and S. Popinet 1290
Effect of particle fineness on the finely disseminated iron ore for beneflciation
T. S. Qiu, W. X. Zhang, X. H. Fang, and G. K. Gao 1294
Comparison of two methods to study the gas-liquid flows in a continuous slab casting mold
Zhiguo Luo, Chonglin Liu, Tao Zhang, Junjie Sun, Zongshu Zou, and Yansong Shen 1296
Numerical simulations of gas-liquid flow in the gas injection process with mechanical stirringPin Shao, Ting'an Zhang, Yan Liu, Zimu Zhang, and Dongxing Wang 1300
Experimental study of bottom blown oxygen copper smelting process for water model
Dongxing Wang, Yan Liu, Zimu Zhang, Pin Shao, and Ting'an Zhang 1304
Particle scale modelling of the multiphase flow in a dense medium cyclone: Effect of near gravity
material
J. Chen, K. W. Chu, A. B. Yu, A. Vince, G. D. Barnett, and P. J. Barnett 1308
Author Index 1313
xxvi