cmms

Numerical model of a tig welding process for the aviation industry, including analysis of the heat transfer

by

Numerical model of a tig welding process for the aviation industry, including analysis of the heat transfer Andrzej Kuźniar1, Paweł Rygiel1, Stanisław Dudek1, Antoni Gnot1, Tadeusz Gancarczyk1, Konrad Perzyński2 1“WSK “”PZL – Rzeszów”” S.A., ul. Hetmańska 120, 35-078 Rzeszów, Poland”.2Department of Applied Computer Science and Modeling, Akademia Górniczo-Hutnicza, al. Mickiewicza 30, 30-059, Kraków, Poland. DOI: … Read more

Computer modeling of pneumatic formation of superthin fibres

by

Computer modeling of pneumatic formation of superthin fibres Leszek Jarecki, Slawomir Blonski, Andrzej Zachara, Anna Blim Institute of Fundamental Technological Research, Polish Academy of Sciences, Pawinskiego 5B, 02-106 Warsaw, Poland. DOI: https://doi.org/10.7494/cmms.2011.1.0315 Abstract: Dynamics of a novel pneumatic process of superthin fibres formation from polymer melts in supersonic air jets in the Laval nozzle is … Read more

Model of convective heat transfer in keyhole mode laser welding

by

Model of convective heat transfer in keyhole mode laser welding Aleksander Siwek, Jacek Rońda, Krzysztof Banaś AGH University of Science and Technology, Faculty of Metals Engineering and. DOI: https://doi.org/10.7494/cmms.2011.1.0331 Abstract: Article applies a model of welding with high-power laser beam. As a result of heating the material in the area of a laser beam creates … Read more

The MLPG analysis of crack problems in magnetoelectroelastic solids

by

The MLPG analysis of crack problems in magnetoelectroelastic solids Jan Sladek, Vladimir Sladek Institute of Construction and Architecture, Slovak Academy of Sciences, 84503 Bratislava, Slovakia. DOI: https://doi.org/10.7494/cmms.2011.1.0316 Abstract: A meshless method based on the local Petrov-Galerkin approach is applied for boundary value problems with cracks in magnetoelectroelastic solids. A unit step function is used as … Read more

On modelling of the heat generation during friction stir welding using combined discrete/finite element approach

by

On modelling of the heat generation during friction stir welding using combined discrete/finite element approach Michal Krzyzanowski, William M. Rainforth Institute for Microstructural and Mechanical Process Engineering, The University of Sheffield S1 3JD, UK. DOI: https://doi.org/10.7494/cmms.2011.1.0332 Abstract: The concept of combining the latest finite element (FE) and discrete element (DE) multiscale numerical technologies for modelling … Read more

Experimental verification of simulation model of impact response tests for unsaturated polyester/GF and PP/GF composites

by

Experimental verification of simulation model of impact response tests for unsaturated polyester/GF and PP/GF composites Sanita Zike, Kaspars Kalnins, Olgerts Ozolins Institute of Materials and Structures, Riga Technical University ,Azenes iela 16/20-353, Riga, LV-1048, Latvia. DOI: https://doi.org/10.7494/cmms.2011.1.0317 Abstract: In this paper validation of experimental and numerical results of low-velocity composite plate impact tests have been … Read more

Towards using adaptive hybrid meshes in fem simulations of flow in artificial heart chambers

by

Towards using adaptive hybrid meshes in fem simulations of flow in artificial heart chambers Krzysztof Banaś, Paweł Cybułka, Piotr Macioł, Kazimierz Michalik AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Kraków, Poland. DOI: https://doi.org/10.7494/cmms.2011.1.0333 Abstract: The paper presents an implementation of adaptive hybrid meshes in a FEM code designed for 3D simulations of … Read more

Numerical solution of the three point bending of glass in application to the inverse analysis of this test

by

Numerical solution of the three point bending of glass in application to the inverse analysis of this test Monika Pernach1, Marcin Środa2, Piotr Kustra1 1Faculty of Metals Engineering and Industrial Computer Science, AGH University of Science and Technology, Kraków, Poland.2Faculty of Material Science and Ceramics, AGH University of Science and Technology, Kraków, Poland. DOI: https://doi.org/10.7494/cmms.2011.1.0318 … Read more

Flow analysis in centrifugal pump

by

Flow analysis in centrifugal pump Ievgenii Altyntsev1,2, Andrzej Korczak2, Tomasz Synowiec2, Wojciech Bujok1, Maciej Darłak1, Roman Kustosz1 1Artificial Heart Laboratory, Foundation of Cardiac Surgery Development, Zabrze, Poland.2Faculty of Energy And Environmental Engineering, Silesian University of Technology, Gliwice, Poland. DOI: https://doi.org/10.7494/cmms.2011.1.0334 Abstract: The paper describes numerical and experimental study of centrifugal pump developed to assist left … Read more

A coupled multi-physics model for induction heat treatment processes

by

A coupled multi-physics model for induction heat treatment processes David Cardinaux, François Bay, Yvan Chastel MINES ParisTech, CEMEF – Centre de Mise en Forme des Matériaux,,CNRS UMR 7635, 06904 Sophia Antipolis Cedex, France. DOI: https://doi.org/10.7494/cmms.2010.4.0299 Abstract: Several multi-physics problems are coupled in induction heat treatment processes. This makes them often difficult to control and understand. … Read more