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4th International Scientific Colloquium
Modelling for Material Processing
Riga, June 8-9, 2006 |
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Organizers
University of Latvia University of Hannover Sponsors
Latvian Council of Science COST Action P17 Center of Processes´ Analysis and Research, Ltd. Vereinigung zur Förderung des Instituts für Elektrowärme e.V. Scientific Committee
Prof. J. Blinov El. University of St. Petersburg Prof. A. Cebers University of Latvia Prof. A. Jakovics University of Latvia Prof. H. Kalis University of Latvia Prof. S. Lundstroem University of Tech., Lulea Prof. S. Lupi University of Padua Prof. A. Muehlbauer University of Hannover Prof. A. Muiznieks University of Latvia Prof. B. Nacke University of Hannover Organising Committee
Dr. J. Virbulis Chairman Prof. A. Jakovics Dr. U. Bethers Ms. I. Podjavo Secretary |
Programme June 7
18:00 - 19:30
Registration 20:00 - 22:00 Welcome cocktail June 8
9:00 - 10:30 Opening Session
Chairman: Prof. B. Nacke Welcome address (Prof. M. Auzins and Prof. B. Nacke) A. Muehlbauer Innovative Induction Melting Technologies: A Historical Review A. Ciobanas, A. Noeppel, XD Wang, K. Zaidat, Y. Fautrelle, A. Weiss, G. Zimmermann Influence of Forced/Natural Convection on Segregation During the Directional Solidification of Binary Alloys V. Bojarevics, K. Pericleous Droplet Formation with Electromagnetic Pulse Force
10:30 - 11:00 Coffee break
11:00 - 12:20 "Liquid Metals I" (COST Action)
Chairman: Prof. Y. Fautrelle A. Bojarevics, J. Gelfgats A Sensor for Continuous Measurements of Absolute Thermoelectric Power of Liquid Metal During Turbulent Nonisothermal Mixing or Segregation of Multicomponent Melts M. Kirpo, A. Jakovics, E. Baake, B. Nacke Analysis of Experimental and Simulation Data for Liquid Metal Flow in a Cylindrical Container A. Kapusta, B. Mikhailovich, Sh. Lesin, M. Khavkin Modelling of Melt Flow in Continuous Casting Facilities A. Mikelsons, J. Klavins, J. Valdmanis Physical Modelling for Solidification Processes of Bi and its Alloys Using Peltier Effect
12:20 - 13:30 Lunch
13:30 - 14:50 Poster Session
Chairman: Prof. E. Baake M. Abricka, Yu. Gelfgat, J. Krumins Heat and Mass Transfer in a Cylindrical Vessel with the Melt Exposed to the Influence of Combined Electromagnetic Fields Yu. Gelfgat, A. Mikelsons, J. Krumins, A. Pedchenko On the Transversal end Effect in the Linear Induction Pump with Large Non-magnetic Gaps M. Mach, P. Karban, I. Dolezel, D. Trutwin Stirring of Liquid Steel in Crucible Induction Furnace B. Nacke, M. Kudryash, T. Behrens, B. Niemann, D. Lopukh, A. Martynov, S. Chepluk Induction Skull Melting of Oxides and Glasses in Cold Crucible P. Karban, M. Mach, I. Dolezel, J. Barglik Continual Surface Induction Hardening of Profile Prismatic Steel Bodies H. Kalis, Sh. Guseinov Calculations of the Thermal-conductivity Coefficients for 1-D Heat Transfer Inverse Problems A. Timuhins, S. Gendelis, A. Jakovics Experimental Estimation of Thermophysical Properties of Materials A. Pechenkov, I. Pozniak, A. Shatunov, Yu. Petrov Measurement of High Frequency Voltage, Current and Power Factor of Inductor B. Utegulov, A. Utegulov, Z. Tursynbaeva, N. Meged, B. Begentayev 1000 volts Asymmetrical Network with Insulated Neutral Isolation Parameters Automatic Estimation Method B. Utegulov, V Markovskiy, E. Shakhman, G. Demessinova, G. Gassanova Calculation Technique of Operating Currents and the Offset of Magnetically Controlled Contacts Protection from Interference Effect S. Lacis, D. Goshko Static Yield Stress Analysis in MR Suspensions by 2D and 3D FEM I. Javaitis Physics of Elastic Magnetic Filaments
14:50 - 15:20 Coffee break
15:20 - 16:20 "Semiconductor technology I" (COST Action)
Chairman: Prof. A. Muehlbauer W. Miller, Ch. Frank-Rotsch, M. Nuebert, D. Vizman, D. Davis, E. Baensch, U. Rehse Temperature Oscillations in InP Melt During Czochralski Growth: 3D Direct Numerical Simulation Study U. Bethers, J. Sennikovs, A. Timuhins, J. Virbulis, D. Zablockis Modelling of Surface Diffusion in Structured Silicon A. Muiznieks, A. Krauze 3D Transient LES Modeling of Turbulent Melt Flow in a Laboratory Model for Large CZ Industrial Silicon Crystal Growth Systems
16:20 - 16:40 Coffee break
16:40 - 18:00 "Porous materials"
Chairman: Prof. T.S. Lundstroem M. Nordlund, T.S. Lundstroem Investigation of Transient Flow Behaviour in Dual-scale Porous Media with Micro Particle Image Velocimetry U. Bethers, J. Sennikovs, H. Szillat, A. Timuhins, J. Virbulis Mathematical Modelling of Sintering of SiO2 Crucibles J.G.I. Hellstroem, T.S. Lundstroem Flow through Porous Media at Moderate Reynolds Number H. Kalis, I. Kangro About the Numerical Simulation of Heat and Moisture Diffusion in Porous Media
20:00 Colloquium dinner
June 9
9:00 - 10:20 "Semiconductor technology II" (COST Action)
Chairman: Prof. A. Muiznieks A. Muiznieks, A. Rudevics, K. Lacis, H. Riemann, A. Luedge, F.W. Schulze, B. Nacke Square-like Silicon Crystal Rod Growth by FZ Method with Especially 3D Shaped HF Inductors H. Kasjanow, A. Nikanorov, B. Nacke, H. Behnken, D. Franke, A. Seidl Three Dimensional Coupled Simulation of Induction Heated EFG Crystallisation Process M. Forzan, G. Maccalli, G. Valente, D. Crippa Design of an Innovative Heating Process System for the Epitaxial Growth of Silicon Carbide Layers Wafer A. Rudevics, A. Muiznieks, B. Nacke, V. Mihnevics Development of Specialized Modelling Tools for Crystal Growth Processes
10:20 - 10:50 Coffee break
10:50 - 12:10 "Liquid Metals II" (COST Action)
Chairman: Prof. A. Jakovics D. Schulze, Ch. Karcher, V. Kocourek, J.U. Mohring Electrically Induced Instabilities of Liquid Metal Free Surfaces A. Umbrashko, E. Baake, B. Nacke, A. Jakovics Numerical Modelling of Recirculated Liquid Metals Flows in Practical Applications M. Langejuergen, B. Nacke Electromagnetic Induced Segregation of Cast Parts (EIS) M. Bullo, F. Dughiero, M. Forzan, S. Lupi Laboratory Prototype of Double Frequency Longitudinal Electromagnetic Levitator for Levitation Mellting
12:10 - 13:40 Lunch
13:40 - 15:00 "Oxides & Melting"
Chairman: Prof. D. Schulze M. Schnick, U. Fuessel, J. Zschetzsche Simulation of Plasma and Shielding Gas Flows in Welding and Cutting Arcs with Ansys CFX V. Frishfelds, A. Jakovics, A. Muehlbauer, B. Nacke Dynamics of Incongruent Melting of ZrO2-SiO2 in Inductor Crucible I. Pozniak, A. Pechenkov, A. Shatunov Electrical Conductivity Measurement of Oxides Melts D. Cepite, A. Jakovics, K. Repsons, B. Halbedel 2D Modelling of EM Glass Convection by Temperature Dependent Material Properties
15:00 - 15:30 Coffee break
10:50 - 12:10 "Induction & Heating"
Chairman: Prof. S. Lupi A. Buikis, Sh. Guseinov, M. Buike Modelling of Intensive Steel Quenching Process by Time Inverse Hyperbolic Heat Conduction B.B. Utegulov, I.V. Zakharov, A.D. Izhikova Resonant Mode of Inductors with Reactive Power Self-compensation S. Galunin, M. Zlobina, Yu. Blinov, A. Nikanorov, T. Zedler, B. Nacke Electrothermal Modelling and Numerical Optimization of Induction System for Disk Heating B. Utegulov, A. Utegulov, A. Jumadirova, S. Jangaziev, E. Shahman, M. Dubovik, G. Demessinova Analysis of Petri Net of Isolation State and Single-phase Ground Short Circuit Control Device in 6-10 kV Electric Networks
18:00 Guided sightseeing in Old Riga
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