Numerical simulation

Development and verification of the scale formation model during high temperature oxidation for S235 steel

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Development and verification of the scale formation model during high temperature oxidation for S235 steel Aleksandra Przyłucka1, Agnieszka Cebo-Rudnicka1, Marcin Rywotycki1, Joanna Augustyn-Nadzieja2, Zbigniew Malinowski1 1AGH University of Science and Technology, Department of Heat Engineering and Environment Protection, ul. Czarnowiejska 66, 30-059 Krakow, Poland. 2AGH University of Science and Technology, Department of Physical and Powder … Read more

Micro-scale heat transfer. Algorithm basing on the control volume method and the identification of relaxation and thermalization times using the search method

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Micro-scale heat transfer. Algorithm basing on the control volume method and the identification of relaxation and thermalization times using the search method Bohdan Mochnacki1, Mariusz Ciesielski2 1Higher School of Labour Safety Management in Katowice, 40-007 Katowice, Bankowa 8, Poland.2Czestochowa University of Technology, Institute of Computer and Information Sciences, 42-201 Czestochowa, Dabrowskiego 69, Poland. DOI: https://doi.org/10.7494/cmms.2015.2.0539 … Read more

Optimization and application of gpu calculations in material science

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Optimization and application of gpu calculations in material science Grzegorz Korpała, Rudolf Kawalla Institute of Metal Forming, Technische Universität Bergakademie Freiberg, Bernhard-von-Cotta-Str.4 D-09599 Freiberg, Germany. DOI: https://doi.org/10.7494/cmms.2015.1.0521 Abstract: Modern Graphic Processing Units (GPU) provide in combination with a very fast Video Random Access Memory (VRAM) very high computational procedure, outrunning the conventional combination of a … Read more

Numerical research on brake calliper piston’s weight reduction

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Numerical research on brake calliper piston’s weight reduction Mikhail Petrov, Yulian Philippov, Pavel Pavel University of Mechanical Engineering, Department of Machines and Metal Forming Technologies, B. Semyonovskaya 38, 107023 Moscow, Russian Federation. DOI: https://doi.org/10.7494/cmms.2015.1.0530 Abstract: Under understanding the necessity of the weight reduction without decrease in strength properties of a construction part the authors have … Read more

Role of numerical simulations in the selection of the best multi step forging technology

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Role of numerical simulations in the selection of the best multi step forging technology Łukasz Bącal1, Mariusz Skóra2 1AGH University of Science and Technology, Departament of Applied Computer Science and Modelling, al. Mickiewicza 30, 30-059 Kraków.2KOELNER Łańcucka Fabryka Śrub Spółka z o.o., Poland. DOI: https://doi.org/10.7494/cmms.2012.2.0387 Abstract: Application of numerical simulations to the evaluation of the … Read more

Simulation of thermo-mechanical processes during hot forging and prediction of mechanical properties of products

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Simulation of thermo-mechanical processes during hot forging and prediction of mechanical properties of products Valeriy Pidvysots’kyy, Jarosław Opara, Andrzej Wrożyna, Władysław Zalecki, Roman Kuziak Instytut Metalurgii Żelaza im. St. Staszica, K. Miarki Street 12-14, 44-100 Gliwice, Poland. DOI: https://doi.org/10.7494/cmms.2011.2.0303 Abstract: This paper presents the results of physical and numerical simulation of forging followed by controlled-cooling … Read more

Modeling of microscale heat transfer in cylindrical domains

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Modeling of microscale heat transfer in cylindrical domains Bohdan Mochnacki1, Ewa Majchrzak2 1Częstochowa University of Technology, Częstochowa, Poland.2Silesian University of Technology, Gliwice, Poland. DOI: https://doi.org/10.7494/cmms.2011.2.0351 Abstract: Thermal processes in a thin metal film subjected to a short-pulse laser heating are considered (axially-symmetrical 2D problem). Heat transfer through thin films subjected to an ultrafast laser pulse … Read more

Electrical characteristic optimization of silicon solar cells using genetic algorithm

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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

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

Flow stress numerical modeling for large strain deformation in magnesium alloy Az31

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Flow stress numerical modeling for large strain deformation in magnesium alloy Az31 Luigi De Pari Jr1, Wojciech Z. Misiolek1, Joy H. Forsmark2, Alan A. Luo3 1Institute for Metal Forming, Lehigh University, Bethlehem, PA, USA. 2Ford Motor Company, Research and Innovation Center, Dearborn, MI, USA. 3General Motors Research and Development Center, Warren, MI, USA. DOI: https://doi.org/10.7494/cmms.2010.2.0280 … Read more