Papers

Computer modeling of the facing by resistance sintering of metal powders

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Computer modeling of the facing by resistance sintering of metal powders Zbigniew Zimniak, Zbigniew Bartnik Institute of Production Engineering and Automation, Wroclaw University of Technology,ul. Łukasiewicza 5, 50-371 Wroclaw, Poland. DOI: https://doi.org/10.7494/cmms.2007.2.0142 Abstract: Pure, alloy and composite metal powders are used for facing by resistance sintering (based on resistance welding principles). Facings produced in this … Read more

Filtering of industrial data using the artificial neural networks

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Filtering of industrial data using the artificial neural networks Andrzej Stanisławczyk1, Jolanta Talar1, Piotr Jarosz2, Jan Kusiak1 1Faculty of Metals Engineering and Industrial Computer Science, AGH University of Science and Technology.2Faculty of Non-Ferrous Metals, AGH University of Science and Technology. DOI: https://doi.org/10.7494/cmms.2007.2.0161 Abstract: The form of registered data (superimposed by the measurement noise) and the … Read more

Computational modeling of centrifugal casting of alumina matrix composite reinforced with crystalline particles

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Computational modeling of centrifugal casting of alumina matrix composite reinforced with crystalline particles Roman Zagórski Department of Electrotechnology, Faculty of Materials Science and Metallurgy, Silesian University of Technology, ul. Krasińskiego 8, 40-019, Katowice, Poland. DOI: https://doi.org/10.7494/cmms.2007.2.0143 Abstract: The centrifugal casting of alumina matrix composite reinforced with crystalline particles (SiC) are studied. The influence of cast … Read more

Application of bayesian network in the diagnosis of hot-dip galvanising process

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Application of bayesian network in the diagnosis of hot-dip galvanising process Barbara Mrzygłód1, Anna Adrian1, Stanisława Kluska-Nawarecka1,2, Robert Marcjan3 1AGH UST, Department of Industrial Computer Science. 2Center of Competence for Advanced Foundry Technology in Cracow. 3AGH UST, Department of Computer Science. DOI: https://doi.org/10.7494/cmms.2007.2.0163 Abstract: This study presents an output of the application of a probabilistic … Read more

An influence of some process parameters on lateral forces in forging dies

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An influence of some process parameters on lateral forces in forging dies Andrzej Kocańda, Piotr Czyżewski Institute of Materials Processing, Warsaw University of Technology,Narbutta 85, 02-524 Warsaw, Poland. DOI: https://doi.org/10.7494/cmms.2007.2.0144 Abstract: The lateral forces are relatively high in production of nonsymmetrical or extended forgings what results in an offset of the upper and lower dies. … Read more

Influence of forging parameters on tool temperature in hot forging

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Influence of forging parameters on tool temperature in hot forging Akihiro Minami1, Yasuo Marumo2, Hiroyuki Tanaka2 , Liqun Ruan2 , Hiroyuki Saiki2 1Department of Mechanical Engineering, Ariake National College of Technology,150 Higashihagio, Omuta, Fukuoka 836-8585, Japan.2Department of Mechanical System Engineering, Graduate School of Science and Technology, Kumamoto University, 2-39-1 Kurokami, Kumamoto 860-8555, Japan. DOI: https://doi.org/10.7494/cmms.2007.2.0145 … Read more

Discrete element modelling of rock cutting

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Discrete element modelling of rock cutting Jerzy Rojek Institute of Fundamental Technological Research,Swietokrzyska 21, 00-049 Warszawa, Poland. DOI: https://doi.org/10.7494/cmms.2007.2.0147 Abstract: The present paper presents modelling of rock cutting processes using the discrete element method. Numerical algorithm of the discrete element method employing cylindrical and spherical elements has been implemented and numerical simulation of rock cutting … Read more

Application of physical and mathematical modelling to analysis of different forging processes of constant velocity joint body

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Application of physical and mathematical modelling to analysis of different forging processes of constant velocity joint body Zbigniew Gronostajski1, Marek Hawryluk1, Karol Jaśkiewicz1, Adam Niechajowicz1, Sławomir Polak1, Sławomir Walczak2, Andrzej Woźniak2 1Wrocław University of Technology, Department of Plastic Forming Process Engineering, ul. Łukasiewicza 3/5, 50 371 Wrocław, Poland.2GKN Automotive, ul. Południowa 5, 56 400 Oleśnica. … Read more

Numerical study to identify the material parameters of a damage model

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Numerical study to identify the material parameters of a damage model Renée Schwartz1, Sylvie Castagne2, Anne Marie Habraken1 1University of Liège, ArGEnCo Department, MS2F Division.2Chemin des Chevreuils, 1 4000 Liège, Belgium. DOI: https://doi.org/10.7494/cmms.2007.2.0149 Abstract: In the continuous casting (CC) process, transversal cracks happen. This type of macroscopic damage is due to the process loading in … Read more

Frequency optimization based on “exact” sensitivity and fatigue life estimation

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Frequency optimization based on “exact” sensitivity and fatigue life estimation Tomasz Bednarek, Włodzimierz Sosnowski Institute of Fundamental Technological Research, PAS, Warsaw Kazimierz Wielki University, Bydgoszcz DOI: https://doi.org/10.7494/cmms.2007.2.0150 Abstract: In this paper the optimization of double – disk rotor shaft system based on sensitivity analysis followed by the fatigue life estimation of optimized shaft is considered. … Read more