cmms Surface images analysis in sliding friction process Zbigniew Rudnicki, Zbigniew Mikrut AGH University of Science and Technology. DOI: https://doi.org/10.7494/cmms.2005.1.0068 Abstract: The presented work investigates a possibility of using computer image analysis methods in tribological tests of some PTFE composites, which are often applied in sliding bearings production. The images of friction traces, deposited by tested … Read more
Application of the artificial intelligence method in modelling of the copper flash smelting process Agnieszka Śledzińska, Jolanta Talar, Jan Kusiak AGH University of Science and Technology. DOI: https://doi.org/10.7494/cmms.2005.1.0069 Abstract: The objective of the work is assessment of the effectiveness of the use of artificial intelligence methods in modelling of the copper flash smelting process. Bayesian … Read more
Computer aided detection of sources of product defects Andrzej Kochański Politechnika Warszawska. DOI: https://doi.org/10.7494/cmms.2005.1.0070 Abstract: Manufacturing of products without defects is potentially possible in two ways: severe selection of faulted final products or improvement of the manufacturing technology. The paper deals with the problem of detection of defects of metallic casts. The main objective of … Read more
Some aspects of information processing and knowledge standarization oriented to the needs of metallurgical industry Stanisława Kluska-Nawarecka, Grzegorz Dobrowolski, Edward Nawarecki AGH University of Science and Technology. DOI: https://doi.org/10.7494/cmms.2005.1.0071 Abstract: Based on the previously published idea of systems with explicit knowledge representation, the paper discusses methodological aspects of design and implementation of an information system … Read more
Generation of multicriterion strategies decisions using Kohonen neural networks Radomir Domaradzki1, Janusz Morajda2 1AGH University of Science and Technology. 2Akademia Ekonomiczna w Krakowie. DOI: https://doi.org/10.7494/cmms.2005.1.0072 Abstract: A method of generation of initial grouping of input values vectors, using self-organizing neural network – Kohonen network as an instrument, is described in this work. This main aim … Read more
Spectral Galerkin method for solving Poisson equation in axisymmetric domain Bogusław Bożek, Daniel Delimata AGH University of Science and Technology. DOI: https://doi.org/10.7494/cmms.2004.4.0061 Abstract: This work presents spectral Galerkin method for solving Poisson Equation in axisymmetric domain. Computational equations are introduced in the way that allow measy computer programing. Paper contains some calculation examples which use … Read more
Object-oriented realization of the FE solver for compression test Paweł J. Matuszyk AGH University of Science and Technology. DOI: https://doi.org/10.7494/cmms.2004.4.0062 Abstract: The paper deals with developing and implementing object-oriented model of finite element solver for simulation of compression material tests. First, mathematical model of compression on the basis of incompressible nonlinear viscoplastic low is considered. … Read more
Ferroelectric phase transition in barium titanate crystal : FP-LAPW ab initio calculations. Pt. 1, Electron density distribution analysis Andrzej Koleżyński AGH University of Science and Technology. DOI: https://doi.org/10.7494/cmms.2004.4.0063 Abstract: In this paper, the results of the ferroelectric phase transition simulation in barium titanate, by means of ab initio calculations, using FP-LAPW (Full Potential Linearized Augmented Plane Wave) … Read more
Modelling of flow stress during two-phase deformation of steels and influence of niobium on precipitation kinetics Tomasz Kondek, Barbara Niżnik AGH University of Science and Technology. DOI: https://doi.org/10.7494/cmms.2004.4.0064 Abstract: Development of new processes of plastic deformation of alloys and increasing possibilities of already existing ones is very often considered independently in two main categories: to … Read more
Expert system DAX for design of experiments Zbigniew Polański1, Jacek Pietraszek2, Roma Górecka1 1Instytut Technologii Materiałów. 2Politechnika Krakowska, Wydział Mechaniczny, al. Jana Pawia 31-864 Kraków. DOI: https://doi.org/10.7494/cmms.2004.4.0065 Abstract: The expert system was developed for design and analysis of experiment DAX-Expert 4.4 (Design and Analysis of eXperiment) – standard implementation for personal computer with Microsoft Windows … Read more