Papers

Modeling of the oxidizing roasting process of zinc sulphide concentrates using the artificial neural networks

by

Modeling of the oxidizing roasting process of zinc sulphide concentrates using the artificial neural networks Łukasz Sztangret, Łukasz Rauch, Jan Kusiak, Piotr Jarosz, Stanisław Małecki AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Kraków, Poland. DOI: https://doi.org/10.7494/cmms.2011.1.0322 Abstract: The goal of the research is an attempt of development of automatic control system of … Read more

Electrical characteristic optimization of silicon solar cells using genetic algorithm

by

Electrical characteristic optimization of silicon solar cells using genetic algorithm Yiming Li, Hui-Wen Cheng, I-Hsiu Lo, Chia-Hui Yu, Zheng-Liang Lu Department of Electrical Engineering, National Chiao Tung University, Hsinchu 300, Taiwan. DOI: https://doi.org/10.7494/cmms.2011.1.0307 Abstract: Thin-film solar cell is one of cost-effective energy technologies potentially. Optimal design of thin-film solar cell for pursuing the highest efficiency … Read more

Modeling of primary and eutectic solidification by using CAFD method

by

Modeling of primary and eutectic solidification by using CAFD method Andriy Burbelko, Daniel Gurgul AGH University of Science and Technology, Foundry Faculty,23 Reymonta Str., 30-059 Krakow, Poland. DOI: https://doi.org/10.7494/cmms.2011.1.0323 Abstract: The results of a two-dimensional modeling of the microstructure formation in an eutectic ductile cast iron are presented. The cellular automaton model (CA) was used … Read more

Optimization of hopper design by genetic algorithms

by

Optimization of hopper design by genetic algorithms Yaowei Yu, Frank Pettersson, Henrik Saxén Thermal and Flow Engineering Laboratory, Department of Chemical Engineering,Åbo Akademi University, Biskopsg. 8, FI-20500 Åbo, Finland. DOI: https://doi.org/10.7494/cmms.2011.1.0308 Abstract: In the handling of particulate matters, hoppers are frequently used as intermediate storage, but during their filling and emptying, particle size segregation may … Read more

Time-saving methods for cafd modeling of the microstructure evolution during solidification

by

Time-saving methods for cafd modeling of the microstructure evolution during solidification Andriy Burbelko, Jacek Początek, Daniel Gurgul AGH University of Science and Technology, Foundry Faculty,23 Reymonta Str., 30-059 Krakow, Poland. DOI: https://doi.org/10.7494/cmms.2011.1.0324 Abstract: The Cellular Automaton – Finite Difference model (CAFD) is one of the known methods of the simulation of microstructure evolution during the … Read more

Parallel genetic algorithm finding optimal initial mesh for three dimensional self-adaptive hp finite element method

by

Parallel genetic algorithm finding optimal initial mesh for three dimensional self-adaptive hp finite element method Anna Paszyńska1, Maciej Paszyński2 1Faculty of Physics, Astronomy and Applied Computer Science, Jagiellonian University, Reymonta 4, 30-059 Kraków, Poland.2Department of Computer Science, AGH University of Science and Technology, Al. Mickiewicza 30, 30-059 Krakow, Poland. DOI: https://doi.org/10.7494/cmms.2011.1.0309 Abstract: In this paper … Read more

Experimental investigations and numerical models of tool steel during semisolid forming

by

Experimental investigations and numerical models of tool steel during semisolid forming Piotr Macioł1, Władysław Zalecki2, Roman Kuziak2, Aleksandra Jakubowicz1 1AGH – University of Science and Technology, Dep. of Applied Computer Science and Modelling, al. Mickiewicza 30, 30-059 Kraków, Poland.2Institute for Ferrous Metallurgy, ul. Karola Miarki 12-14, 44-100 Gliwice, Poland. DOI: https://doi.org/10.7494/cmms.2011.1.0325 Abstract: The main aims … Read more

Genetic programming modeling of the critical size of inclusions

by

Genetic programming modeling of the critical size of inclusions Miha Kovačič, Božidar Šarler University of Nova Gorica, Slovenia. DOI: https://doi.org/10.7494/cmms.2011.1.0310 Abstract: Spring steel quality has a major impact on spring life. Spring steel quality depends also on the inclusions presence. 7 dynamically tested and broken springs (51CrV4) were analyzed. The dynamic test result is the … Read more

Particle distance distributions and their effect on precipitation strengthening

by

Particle distance distributions and their effect on precipitation strengthening Bernhard Sonderegger1,2, Ivan Holzer1, Ernst Kozeschnik3, Christof Sommitsch1 1Institute for Materials Science and Welding, Christian Doppler Laboratory for Materials Modelling and Simulation, Graz University of Technology, Kopernikusgasse 24, 8010 Graz, Austria.2Materials Center Leoben Forschung GmbH, Rosseggerstraße 12, 8700 Leoben, Austria.3Christian Doppler Laboratory for Early Stages of … Read more

Predictions of melt circulation rate in a rh degasser by mathematical modelling of two phase flow

by

Predictions of melt circulation rate in a rh degasser by mathematical modelling of two phase flow Leonardo Neves, Carlos André Ruy Carneiro, Rafael Fernandes Reis, Roberto Parreiras Tavares UFMG-Federal University of Minas Gerais,Avenida. Antônio Carlos, 6627 – Pampulha – 31.270-901 – Belo Horizonte – MG,Metallurgical and Materials Engineering Departament – Brazil. DOI: https://doi.org/10.7494/cmms.2010.4.0291 Abstract: Modeling … Read more