Proceedings of a symposium sponsored by Association for Iron and Steel Technology
and
the Process Technology and Modeling Committee of the Extraction and Processing Division
and
the Solidification Committee of the Materials Processing and Manufacturing Division of TMS (The Minerals, Metals & Materials Society)
Held during the TMS 2012 Annual Meeting & Exhibition Orlando, Florida, USA, March 11-15, 2012
Table of Contents:
Preface xi
Editors xiii
CFD Modeling and Simulation in Materials Processing
CFD Modeling in Materials Processing I
Fluid Flow, Solidification and Inclusion Entrapment during Steel Centrifugal Casting Process 3
L Zhang, Y. Wang, E. Martinez, and K. Peaslee
A Micro-Macro Model of a PEM Fuel Cell System 17
T. Paramadhayalan, H. Pimpalgaonkar, and S. Sundarraj
Modeling the Effects of Tool Geometries on the Temperature Distributions and Material Flow of Friction Stir Aluminum Welds 25
H. Mohanty, M. Mahapatra, P. Kumar, and P. Jha
Understanding Fuming during Metal Refining by CFD 33
J. Olsen, M. Naess, and G. Tranell
CFD-Based Modelling on Interfacial Heat Transfer for Water Quenching 41
G Wang and Y. Rong
Fuzzy Extraction Separation Optimized Process of Tm, Yb and Lu Enriched Oxides by Computer Simulation 49
F. Yang, S. Yang, L. Wu, C. Tong, and M. Li
CFD Modeling in Materials Processing II
Multi-Physics Modeling of Molten Salt Transport in Solid Oxide Membrane (SOM) Electrolysis and Recycling of Magnesium 57
A. Powell, andS. Pati
Numeric Modeling for the Carbothermic Aluminum Process 65
D. Roha
A Coupled CFD-PBE Approach Applied to the Simulation of the Inclusion Behavior in a Steel Ladle. 73
J. Bel lot, V. De Felice, L Us Alves Daoud, A. Jardy, and S. Hans
Multiphysics CFD Modeling of a Free Falling Jet during Melt-Blowing Slag Fiberization 81
D. Gerogiorgis, D. Panias, and I. Paspaliaris
Numerical Simulation of Erosion Using Computational Fluid Dynamics 89
H. Grewal, H. Singh, and A. Agarwal
Modeling of Melting and Remelting Processes
A Multiscale Transient Modeling Approach for Predicting the Solidification Structure in VAR Processed Alloy 718 Ingots 99
L. Nastac
A Multiscale Model for the Simulation of V.A.R. Ingot Solidification 107
M Revil-Baudard, A. Jardy, F. Leclerc, M. Zaloznik, V. Rebeyrolle, and H. Combeau
Mathematical Modeling of Fluid Dynamics and Vessel Vibration in the AOD Process 115
C. Wuppermann, A. Rückert, H. Pfeifer, H. Odenthal, and E. Hovestädt
Solute Redistribution, Liquid/Solid Interface Instability, and Initial Transient Regions during the Unidirectional Solidification of Ti-6-4 and Ti-17 Alloys 123
L. Nastac
Numerical Analysis of Electromagnetic Field in an Electroslag Remelting Process with Three-Phases Electrodes 131
B. Li, F. Wang, and M. Shan
Influence of the Frequency of the Applied AC Current on the Electroslag Remelting Process 139
A. Kharicha, M. Wu, A. Ludwig, M. Ramprecht, and H. Holzgruber
Modeling of Casting and Solidification Processes I
Modeling of Multiscale and Multiphase Phenomena in Material Processing 149
A. Ludwig, A. Kharicha, and M. Wu
2D and 3D Numerical Modeling of Solidification Benchmark of Sn-3wt.% Pb Alloy under Natural Convection 163
R. Boussaa, L. Hachani, B. Saadi, X. Wang, O. Budenkova, K. Zaidat, H. Ben Hadid, and Y. Fautrelle
Numerical Modeling of the Interaction between a Foreign Particle an Solidifying Crystalline Interface 171
E. Agaliotis, M. Rosenberger, A. Ares, and C Schvezov
Optimization of Tensile Test Pattern for Aluminum Alloys 179
E. Tan, A. Riza Tarakcilar, F. Syvertsen, and D. Dispinar
Modeling of Casting and Solidification Processes II
Modeling of Centrifugal Casting Processes with Complex Geometries 189
N. Humphreys, D. McBride, N. Croft, D. Shevchenko, N. Green, and M. Cross
CFD Modeling of Microstructural Development in the Scanning Laser Epitaxy Process 197
R. Acharya, R. Bansal, J. Gambone, and S. Das
Numerical Simulation of Macro-shrinkage and Micro-shrinkage in A356 Sand Mold Castings 205
L. Nastac
Defect Analysis by Casting Simulation Software in Rolling Roll Manufactured by GGG70 213
E. Tan, A. Riza Tarakcilar, and D. Dispinar
SPH Model Approach Used to Predict Skin Inclusions into Semisolid Metal Castings 219
F. Pineau, and G. D'Amours
Vibrations Induced Flow in a Horizontal Centrifugal Casting 227
A. Kharicha, J. Bohacek, A. Ludwig, and M. Wu
Inverse Modeling for Determination of Thermal Properties of the Investment Casting Ceramic Mold 235
M Xu, S. Lekakh, V. Richards, and S. Dutler
Electromagnetic and Ultrasonic Processing of Materials
Modeling Magnetically Excited and Magnetically Damped Liquid Metal Flow 245
V. Bojarevics, and K. Pericleous
Numerical Analysis of the Influence of Melting and Application of Electromagnetic Stirring Prior to Solidification on Macrosegregation Formation during Casting of a Binary Alloy 253
K. Omdal Tveito, M. M'Hamdi, H. Combeau, M. Zaloznik, K. Zaidat, X. Wang, B. Saadi, and Y. Fautrelle
Multiscale Modeling of Ingot Solidification Structure Controlled by Electromagnetic and Ultrasonic Stirring Technologies 261
L. Nastac
Modeling the Case Hardening of Crankshafts 269
T. Munikamal, and S. Sundarraj
Modeling of Steelmaking Processes
Transport and Entrapment of Particles in Steel Continuous Casting 279
B. Thomas, Q. Yuan, R. Liu, S. Mahmood, and R. Chaudhaty
Mathematical Modeling of a Compressible Oxygen Jet Interacting with a Free Surface in a Basic Oxygen Furnace for Steel Production 287
K. Pericleous, B. Lebon, G. Djambazov, and M. Patel
CFD Model for Prediction of Liquid Steel Temperature in Ladle during Steel Making and Casting 295
A. Tripathi, J. Saha, J. Singh, and S. Ajmani
Multiphase Flow in a Steelmaking Converter Using an Unconventional Lance 303
M. Barron, I. Hilerio, and A. de Ita
Fluid Flow and Inclusion Removal in Multi-Strand Tundish with Nozzle Blockage 311
P. Jha, S. Mishra, S. Sharma, S. Ajmani, and M. Mahapatra
CFD Modeling of Fluid Flow Behavior and Bath Surface Deformation in LD Converter 319
T. Kundu, and S. Pal
Effect of Thermal Buoyancy Force on the Flow, Temperature Distribution and Residence Time Distribution of Molten Steel in the Slab Casting Tundish 327
H. Sun, B. Y an, andJ. Zhang
Time Zone Analysis of F-Curve for Intermixing during Ladle Change-Over 335
P. Jha, S. Kant, P. Kumar, and A. Kumar
Author Index 343
Subject Index 345
