Papers

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

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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

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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

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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

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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

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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

A review on recent developments of Marciniak-Kuczynski model a tribute to Professor Zdzislaw Marciniak

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A review on recent developments of Marciniak-Kuczynski model a tribute to Professor Zdzislaw Marciniak Dorel Banabic CERTETA – Research Centre on Sheet Metal Forming Technical University of Cluj Napoca,Cluj Napoca, Romania. DOI: https://doi.org/10.7494/cmms.2010.4.0292 Abstract: First, the author contributed with some aspects concerning the chronology of the developments of the Marciniak model. A review of the … Read more

Investigation on the effects of process parameters on the through-thickness shear strain in single point incremental forming using dual level fe modelling and statistical analysis

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Investigation on the effects of process parameters on the through-thickness shear strain in single point incremental forming using dual level fe modelling and statistical analysis Khamis Essa, Peter Hartley School of Mechanical Engineering,,College of Engineering and Physical Sciences,,University of Birmingham,Edgbaston,Birmingham, B15 2TT, UK. DOI: https://doi.org/10.7494/cmms.2010.4.0293 Abstract: Single point incremental forming (SPIF) is a process with … Read more

On the FEM simulation of FSW and LFW operations

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On the FEM simulation of FSW and LFW operations Livan Fratini, Fabrizio Micari Dipartimento di Tecnologia Meccanica, Produzione e Ingegneria Gestionale,Università di Palermo, Viale delle Scienze 90128 Palermo, Italy. DOI: https://doi.org/10.7494/cmms.2010.4.0294 Abstract: In the paper some potentialities of FE models of joining by forming operations were showed. In particular FSW and LFW processes were considered. … Read more

Numerical and experimental studies of the strength of riveted joints

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Numerical and experimental studies of the strength of riveted joints Nanjiang Chen1,2, Jean-Loup Chenot1, Min Wan2, Julien Malrieu3, Maxime Thonnerieux3, Richard Ducloux4 1CEMEF – Mines ParisTech, BP 207 – 06904 Sophia Antipolis Cedex, France. 2School of Mechanical Engineering and Automation, Beihang University, 100191, P. R China. 3Cetim Saint Etienne, 7 rue de la presse, 42952, … Read more

Numerical prediction of microstructure in high-strength ductile forging parts

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Numerical prediction of microstructure in high-strength ductile forging parts Arthur Back1, Marcus Urban1, Christoph Keul2, Wolfgang Bleck2, Gerhard Hirt1 1Institute of Metal Forming (IBF), RWTH Aachen University, Aachen, Germany. 2Institute of Ferrous Metallurgy (IEHK), RWTH Aachen University, Aachen, Germany. DOI: https://doi.org/10.7494/cmms.2010.4.0296 Abstract: The automotive industry has an ongoing request for lighter, stiffer and at the … Read more