Papers

Numerical flow analysis in POLVAD-IMPL prosthesis model

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Numerical flow analysis in POLVAD-IMPL prosthesis model Wojciech Bujok, Maciej Darłak, Dorota Jurkojć, Roman Kustosz Foundation for Cardiac Surgery Development, Wolności 345a, 41-800 Zabrze, Poland. DOI: https://doi.org/10.7494/cmms.2011.1.0335 Abstract: Numerical analyses of flow properties for POLVAD-IMPL device equipped with Medtronic HallTM valves were performed. Steady flow conditions were assumed in all calculations. Analysis concerned the device … Read more

Computer modelling and analysis of effective properties of composites

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Computer modelling and analysis of effective properties of composites Piotr Fedeliński, Radosław Górski, Grzegorz Dziatkiewicz, Jacek Ptaszny Department of Strength of Materials and Computational Mechanics,Silesian University of Technology,44-100 Gliwice, ul. Konarskiego 18A. DOI: https://doi.org/10.7494/cmms.2011.1.0304 Abstract: In this work, different formulations of the boundary element method (BEM) are presented for an analysis of composites containing rigid … Read more

Application of viscoplastic-damage models to quasi-static ice failure under compression

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Application of viscoplastic-damage models to quasi-static ice failure under compression Hye-Yeon Choi, Chi-Seung Lee, Byung-Moon Yoo, Jae-Myung Lee Department of Naval Architecture and Ocean Engineering, Pusan National University, Busan 609-735, Republic of Korea. DOI: https://doi.org/10.7494/cmms.2011.1.0320 Abstract: In the present paper, the material behavior characteristics of fresh ice, such as material failure as well as constitutive … Read more

Numerical analysis of an influence of the artificial valve type on the blood flow inside the ventricular assist device

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Numerical analysis of an influence of the artificial valve type on the blood flow inside the ventricular assist device Przemyslaw Klosinski, Piotr Reorowicz, Damian Obidowski, Krzysztof Jozwik Technical University of Lodz, Institute of Turbomachinery,,Medical Apparatus Division, Lodz, Poland. DOI: https://doi.org/10.7494/cmms.2011.1.0336 Abstract: A Ventricular Assist Device (VAD) is used in case of severe heart illnesses when … Read more

OPTIM – library of bioinspired optimization algorithms in engineering applications

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OPTIM – library of bioinspired optimization algorithms in engineering applications Wacław Kuś1, Adam Długosz1, Tadeusz Burczyński1,2 1Silesian University of Technology, Department for Strength of Materials and Computational Mechanics, Gliwice, Poland.2Cracow University of Technology, Institute of Computer Science, Cracow, Poland. DOI: https://doi.org/10.7494/cmms.2011.1.0305 Abstract: The paper is devoted to engineering applications of Optim library. The library, created … Read more

Temperature prediction in electric arc furnace by the use of decision trees

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Temperature prediction in electric arc furnace by the use of decision trees Tadeusz Wieczorek, Krystian Mączka, Krzysztof Gansty Department of Management and Computer Science, Faculty of Material Engineering and Metallurgy, The Silesian University of Technology, Krasinskiego 8, 40-019 Katowice, Poland. DOI: https://doi.org/10.7494/cmms.2011.1.0321 Abstract: Decision trees are one of the computing intelligence methods which proved to … Read more

FEM code for the multiscale simulation of the stress – strain state of the blood chamber composed of polyurethane and tin nanocoating

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FEM code for the multiscale simulation of the stress – strain state of the blood chamber composed of polyurethane and tin nanocoating Andrzej Milenin, Magdalena Kopernik Akademia Górniczo-Hutnicza, al. Mickiewicza 30, 30-059 Kraków, Poland. DOI: https://doi.org/10.7494/cmms.2011.1.0337 Abstract: The ventricle sometimes cannot work efficiently and therefore, must be outfitted with prosthesis-pulsatile ventricular assist device (VAD) often … Read more

Intelligent modeling using genetic algorithm for optimizing a-tig welding process parameters of mod. 9Cr-1Mo steel

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Intelligent modeling using genetic algorithm for optimizing a-tig welding process parameters of mod. 9Cr-1Mo steel Muthukumaran Vasudevan1, Krishnamoorthy Nadimuthu Gowtham2, Tammana Jayakumar1 1Metallurgy and Materials Group Indira Gandhi Centre for Atomic Research, Kalpakkam.2Department of Metallurgical Engineering PSG College of Technology, Coimbatore. DOI: https://doi.org/10.7494/cmms.2011.1.0306 Abstract: Modified 9Cr-1Mo ferritic steel is used as structural material for stream … Read more

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

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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

Numerical simulation of blade-over-roll coating forming flows

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Numerical simulation of blade-over-roll coating forming flows Evan Mitsoulis, George Athanasopoulos School of Mining Engineering and Metallurgy, National Technical University of Athens, Zografou 157 80, Athens, Greece. DOI: https://doi.org/10.7494/cmms.2010.4.0286 Abstract: Numerical simulations have been carried out via the finite element method (FEM) for the forming flow of coating using a system of blade and roll. … Read more