cmms

Finite Element Modelling of Titanium Aluminides

by

Finite Element Modelling of Titanium Aluminides Irina Sizova, Alexander Sviridov, Martin Günther, Markus Bambach Chair of Mechanical Design and Manufacturing, Brandenburg University of Technology Cottbus – Senftenberg, Konrad – Wachsmann – Allee 17, Cottbus D-03046, Germany. DOI: https://doi.org/10.7494/cmms.2017.1.0575 Abstract: Hot forging is an important process for shaping and property control of lightweight titanium aluminide parts. Dynamic recrystallization and phase transformations play an … Read more

Towards intelligent materials testing with reduced experimental effort for hot forming

by

Towards intelligent materials testing with reduced experimental effort for hot forming Markus Bambach1, Muhammad Imran1, Johannes Buhl1, Sebastian Härtel2, Birgit  Awiszus2 1Chair of Mechanical Design and Manufacturing, Brandenburg University of Technology Cottbus – Senftenberg, Konrad – Wachsmann – Allee 17, D-03046 Cottbus, Germany. 2Department Virtual Production Engineering, Institute of Machine Tools and Production Processes, Chemnitz University of Technology, … Read more

Experimental investigations on the transformation-induced plasticity in a high tensile steel under varying thermo-mechanical loading

by

Experimental investigations on the transformation-induced plasticity in a high tensile steel under varying thermo-mechanical loading Bernd-Arno Behrens, Anas Bouguecha, Christian Bonk, Alexander Chugreev Institute of Forming Technology and Machines (IFUM), Leibniz Universitaet Hannover, An der Universitaet 2, 30823 Garbsen, Germany. DOI: https://doi.org/10.7494/cmms.2017.1.0573 Abstract: Transformation-induced plasticity (TRIP) also known as transformation plasticity (TP) occurs during solid … Read more

Analysis of Bainite Onset During Cooling Following Prior Deformation at Different Temperatures

by

Analysis of Bainite Onset During Cooling Following Prior Deformation at Different Temperatures Aarne Pohjonen, Antti Kaijalainen, Mahesh Somani, Jari Larkiola University of Oulu, Pentti Kaiteran katu 1, 90014 Oulu, Finland. DOI: https://doi.org/10.7494/cmms.2017.1.0572 Abstract: We apply method for calculating the austenite to bainite phase transformation onset for any cooling path for a steel of composition 0.09C, 0.2Si, 1.0Mn, 0.03Al, 1.1Cr, 0.18Mo, 0.026Ti, … Read more

On the Specifics of Modelling of Rotary Forging Processes

by

On the Specifics of Modelling of Rotary Forging Processes Bhaskaran Krishnamurthy, Olga Bylya, Lisa Muir, Alastair Conway, Paul Blackwell Advanced Forming Research Centre, University of Strathclyde, 85 Inchinnan Drive, Inchinnan – PA49LJ, United Kingdom. DOI: https://doi.org/10.7494/cmms.2017.1.0571 Abstract: Rotary forging process, in spite of its various advantages, has still not reached industrial production scale owing to … Read more

External force field during diffusion – sedimentation in condensed matter

by

External force field during diffusion – sedimentation in condensed matter Bartek Wierzba, Wojciech Nowak, Patrycja Wierzba, Jan Sieniawski Rzeszow University of Technology, Faculty of Mechanical Engineering and Aeronautics, al. Powstańców Warszawy 12, 35-959, Rzeszów, Poland. DOI: https://doi.org/10.7494/cmms.2017.1.0570 Abstract: In this paper numerical description of the external force field during interdiffusion is discussed. Two methods of modeling the … Read more

Numerical model of thin metal film heating using the boundary element method

by

Numerical model of thin metal film heating using the boundary element method Ewa Majchrzak1, Bohdan Mochnacki2 1Silesian University of Technology, Konarskiego 18a, 44-100 Gliwice. 2University of Occupational Safety Management, Bankowa 8, 40-007 Katowice. DOI: https://doi.org/10.7494/cmms.2017.1.0569 Abstract: The subject of the paper is connected with the microscale heat transfer proceeding in the metal domain. In particular, the heating process of … Read more

Open source JAVA implementation of the parallel multi-thread alternating direction isogeometric L2 projections solver for material science simulations

by

Open source JAVA implementation of the parallel multi-thread alternating direction isogeometric L2 projections solver for material science simulations Grzegorz Gurgul1, Maciej Woźniak1, Marcin Łoś1, Danuta Szeliga2, Maciej Paszyński1 1Department of Computer Science AGH University of Science and Technology, Al. Mickiewicza 30, 30-059 Kraków, Poland. 2Department of Applied Computer Science and Modeling, AGH University of Science and Technology, Al. … Read more

Maximization of the Spectral Gap for Chemical Graphs by means of a Solution to a Mixed Integer Semidefinite Program

by

Maximization of the Spectral Gap for Chemical Graphs by means of a Solution to a Mixed Integer Semidefinite Program Soňa  Pavlíková, Daniel Ševčovič FCFT, Slovak University of Technology, 812 37 Bratislava, Slovakia, and FMFI, Comenius University, 842 48 Bratislava, Slovakia. DOI: https://doi.org/10.7494/cmms.2016.4.0586 Abstract: In this paper we analyze the spectral gap of a weighted graph … Read more

Computer aided design of manufacturing of automotive part made of magnesium alloy

by

Computer aided design of manufacturing of automotive part made of magnesium alloy Mateusz Ambroziński1, Łukasz Rauch1, Marek Paćko1, Zbigniew Gronostajski2, Karol Jaśkiewicz2, Władysław Chorzępa3 1AGH University of Science and Technology, al. Mickiewicza 30, 30-059 Kraków, Poland. 2Politechnika Wrocławska, ul. Łukasiewicza 5, 50-371 Wrocław, Poland. 3Kirchhoff Polska Sp. z o.o., ul. Wojska Polskiego, 39-300 Mielec, Poland. … Read more