Papers

Numerical analysis of influence of surface geometrical structure prepared under burnishing rolling onto the state of strains and stress in product surface layer

by

Numerical analysis of influence of surface geometrical structure prepared under burnishing rolling onto the state of strains and stress in product surface layer Agnieszka Kułakowska, Leon Kukiełka Department of Technical Mechanics and Strength Materials,Faculty of Mechanical Engineering,Koszalin University of Technology, ul. Raclawicka 15 – 17, Koszalin, Poland. DOI: https://doi.org/10.7494/cmms.2009.1.0225 Abstract: In the paper an application … Read more

Numerical study of a flow in the cerebral arterial circle

by

Numerical study of a flow in the cerebral arterial circle Damian Obidowski, Krzysztof Jozwik, Piotr Reorowicz Medical Apparatus Division, Institute of Turbomachinery,,Technical University of Lodz, Lodz, Poland. DOI: https://doi.org/10.7494/cmms.2009.1.0210 Abstract: Blood is supplied to the brain by two internal carotid and two vertebral arteries. These arteries join to form the cerebral arterial circle (also called … Read more

Possibilities of the mechanical behaviour modelling of structures after severe plastic deformation

by

Possibilities of the mechanical behaviour modelling of structures after severe plastic deformation Krzysztof Muszka, Karolina Doniec, Janusz Majta Faculty of Metals Engineering and Industrial Computer Science,,AGH University of Science and Technology, Mickiewicza 30, 30-059 Kraków, Poland. DOI: https://doi.org/10.7494/cmms.2009.1.0211 Abstract: Modelling of the mechanical response of the materials using computer simulation is very useful tool to … Read more

Modelling the influence of the structure on the properties of nanometals

by

Modelling the influence of the structure on the properties of nanometals Romuald Dobosz, Tomasz Wejrzanowski, Krzysztof Jan Kurzydłowski Warsaw University of Technology, Faculty of Materials Science and Engineering, Wołoska 141, Warszawa 02-507, Poland. DOI: https://doi.org/10.7494/cmms.2009.1.0212 Abstract: The mechanical properties of materials depend on their structure. The influence of grain size and grain size distribution on … Read more

Phase transition simulations for solidification of fe-c alloy with cellular automata interfaced with self-adaptive hp finite element method for non-stationary heat and mass transport problems

by

Phase transition simulations for solidification of fe-c alloy with cellular automata interfaced with self-adaptive hp finite element method for non-stationary heat and mass transport problems Maciej Paszyński1, Jerzy Gawąd2, Paweł Matuszyk2, Łukasz Madej2, Dorota Podorska3 1Department of Computer Science, AGH University of Science and Technology, Al. Mickiewicza 30, 30-059 Krakow, Poland. 2Department of Applied Computer … Read more

The application of the morris method for determination of ranges of parameters variation, having assumed influence on calculation result

by

The application of the morris method for determination of ranges of parameters variation, having assumed influence on calculation result Norbert Sczygiol, Robert Dyja Czestochowa University of Technology, Institute of Computer and Information Sciences,,73 Dabrowskiego str., 42-200 Czestochowa. DOI: https://doi.org/10.7494/cmms.2008.4.0257 Abstract: A method of sensitivity analysis for determining acceptable ranges of uncertainty of tested model’s parameters … Read more

Computer aided design of manufacturing technology for copper-chromium alloys

by

Computer aided design of manufacturing technology for copper-chromium alloys Jarosław Nowak1, Stanisław Węglarczyk1, Roman Kuziak2, Krzysztof Drozdowski3, Maciej Pietrzyk1 1AGH University of Science and Technology, Al. Mickiewicza 30, 30-059 Krakow, Poland. 2Institute for Ferrous Metallurgy, ul. K. Miarki 12, 44-100 Gliwice, Poland. 3Zakład Obróbki Plastycznej, ul. Kuźnicza 13, 21-045 Świdnik k/Lublina, Poland. DOI: https://doi.org/10.7494/cmms.2008.4.0258 Abstract: … Read more

Three-dimensional upper bound analyses for extrusion from square billets through complex die-openings’ shapes

by

Three-dimensional upper bound analyses for extrusion from square billets through complex die-openings’ shapes Joseph S. Ajiboye Department of Mechanical Engineering, University of Lagos, Lagos, Nigeria;,present address: KAIST Valufacture Institute of Mechanical Engineering, School of Mechanical,,Aerospace & Systems Engineering, Korea Advanced Institute of Science and Technology,Daejeon 305-701, Korea DOI: https://doi.org/10.7494/cmms.2008.4.0259 Abstract: A numerical model based on … Read more

Application of the cyclic plasticity hardening law to metal forming

by

Application of the cyclic plasticity hardening law to metal forming Krzysztof Muszka, Konrad Perzyński, Łukasz Madej AGH University of Science and Technology, Al. Mickiewicza 30, 30-059 Kraków, Poland. DOI: https://doi.org/10.7494/cmms.2008.4.0255 Abstract: Creation of a robust numerical model of the low cyclic plastic deformation is essential for predicting inhomogeneities occurring during strain path change. Application of … Read more

Rectilinear viscoelastic flows in ducts

by

Rectilinear viscoelastic flows in ducts Michel Beaulne1, Evan Mitsoulis2 1Department of Chemical Engineering, University of Ottawa, Ottawa, Ontario, K1N 6N5, Canada. 2School of Mining Engineering and Metallurgy, National Technical University of Athens, Zografou 157 80, Athens, Greece. DOI: https://doi.org/10.7494/cmms.2008.3.0195 Abstract: Axial flows in generalized ducts are studied for viscoelastic materials including a linear low-density polyethylene … Read more