Afișează articolele 970-989 of 1845

    • Modeling and Speed Control of Induction Motor Drives Using Neural Networks 

      Jamuna, V.; Rama Reddy, S. ("Dunarea de Jos" University of Galati, 2010)
      Speed control of induction motor drives using neural networks is presented. The mathematical model of single phase induction motor is developed. A new simulink model for a neural network-controlled bidirectional chopper ...
    • Modeling Complex Stump -Prosthesis with Graphical User Interface 

      Ilea, Mihai; Turnea, Marius; Arotăriței, Dragoș; Rotariu, Mariana (Universitatea "Dunărea de Jos" din Galați, 2017)
      The Graphical User Interface applied in biomechanical processes modeling can be found at the interface of two fields: biology and mathematics. The stumpprosthesis is the interface between the human and technology. ...
    • Modeling of the Biodegradation in Multiphase Stirred Tank Reactor 

      Turtoi, Maria; Hopulele, Traian; Caraman, Sergiu ("Dunarea de Jos" University of Galati, 2001)
      The surface response methodology is used to verify predicted models and to adapt them on particular conditions of growth. The effect of solvent addition during the linear cell growth on the enhancement of biodegradation ...
    • Modeling the Dynamic Behavior of the Supercharger Units of Supercharged Diesel Engines 

      Burciu, Mugurel (Universitatea "Dunărea de Jos" din Galați, 2013)
      The paper preseflts the sintulation of the dynamic behavior of the supe.rcharger group with free rotatiott, using diJfere,tial equatiotts. The model is based on working knowledge of static characteiistics of the supercharge ...
    • Modeling the Evolution of Companies using Intelligent Software Agents Architecture 

      Novac Ududec, Cornelia (Editura Europlus Galaţi, 2010-01)
      The paper presents the concept of multi agent system that models the evolution of a company. The opportunity of such an approach and the limits of mathematical modeling are presented. The main players on the market are ...
    • Modeling, Identification and simulation of a Lighting Control System 

      De Keyser, Robin; Ionescu, Clara Mihaela ("Dunarea de Jos" University of Galati, 2002)
      This paper presents the results of the first phase in the design of a control system for closed-loop regulation of the light amount in office-building rooms. This project is a joint development of Ghent University and ...
    • Modelling and Financing of Agri-environmental Measures: Assessment of Regional Preferences in Poland 

      Ziolkowska, Jadwiga ("Dunarea de Jos" University of Galati, 2009-01)
      The main objective of the paper is to assess the importance of regional preferences in financing of agri-environmental measures. The analysis is based on results of a case study conducted in South-eastern Poland. ...
    • Modelling and Numerical Simulation of the Atmospheric Dispersion of Pollutants from an Integrated Iron and Steel Complex-Part I 

      Munteanu, Viorel (Universitatea "Dunărea de Jos" din Galați, 2010)
      The Iron and Steel Complex processes handle, store and undertake important amounts of raw materials (iron ores, coals, etc.) energy, fuels, waste waters, slags and other different types of wastes. These activities have ...
    • Modelling and Prediction in Failure Processes by Mechanical Stresses in Corrosive Environment 

      Palaghian, Liviu; Thompson, Mioara; Băicean, Svetlana; Bucșă, Sorin (Universitatea "Dunărea de Jos" din Galați, 2007)
      The complex interaction effect of mechanical stress- mechanical systems and aggressive environment, leads, at dramatic decreasing of their durability and reliability. The analyze of physical-chemical processes such as: ...
    • Modelling and Simulation of Static Var Compensator(SVC) in Power System Studies by Matlab 

      Boudjelia, Houari; Gherbi, Fatima Zobra; Lakdja, Fatiha ("Dunarea de Jos" University of Galati, 2008)
      This paper presents the modelling and simulation of Static Var Compensator (SVC) in power system studies by MATLAB. In the first step, we have modeled mathematically with MathCAD how to analyze the rating of SVC (Boudjella, ...
    • Modelling by Finite Element Analysis Method of Stress State Establishing for an Alloy Steel 

      Măcuță, Silviu; Bordei, Marian (Universitatea "Dunărea de Jos" din Galați, 2008)
      The paper presents some results about the tension state in samples subject to pure bending fatigue process. Numerical simulation based on finite element method was used. The tension field induced by a vertical deformation ...
    • Modelling Inteligent Systems With Level Petri Nets 

      Bocăneală, Corina ("Dunarea de Jos" University of Galati, 2008)
      Level Petri Nets are formalism for modeling hierarchical multi-agent system. They are a Petri nets extension, allowing tokens to be nets themselves. This paper is inspired by two classes of level Petri nets: object Petri ...
    • Modelling Non-Stationary Wind Speed for Renewablwe Energy Systems Control 

      Nichita, Cristian; Luca, Daniel; Dakyo, B.; Ceangă, Emil; Cutululis, Nicolaos Antonio ("Dunarea de Jos" University of Galati, 2001)
      This paper deals with the modelling of the wind speed, treated as a nonstationary process. In the proposed modelling methods, the wind speed has two components: a long and medium term-component, described by an available ...
    • Modelling of an Ancient Bronze Suspension head by Means of Reverse Engineering Technique 

      Efstathiou, K.; Varitis, Em.; Mansour, G. (Universitatea 'Dunărea de Jos" din Galați, 2009)
      In recent years, reverse engineering technique is used in the field of archaeology to model the geometry of archaeological findings. Modelling of ancient objects is a demanding process due to fragility. In this paper ...
    • Modelling of Some Degradation Processes by Corrosion Fatigue of Metallic Surfaces 

      Băicean, Svetlana; Buciumeanu, Mihaela; Palaghian, Liviu (UDJG, 2011)
      Based on the well known fatigue corrosion effects, the mechanical stress and the corrosive environment have a significant effect on the prediction of the lifespan of the equipments that work in corrosive environment, two ...
    • Modelling of some Degradation Processes by Corrosion Fatigue of Metallic Surfaces 

      Băicean, Svetlana; Buciumeanu, Mihaela; Palaghian, Liviu (UDJG, 2011)
      Based on the well known fatigue corrosion effects, the mechanical stress and the corrosive environment have a significant effect on the prediction of the lifespan of the equipments that work in corrosive environment, two ...
    • Modelling of the Flow and Deformation Fields at teh Profiles Rolling by Field Lines Method 

      Cănănău, Nicolae; Petrea, Ionel; Corobete, Gheorghe (Universitatea "Dunărea de Jos" din Galați, 2005)
      This paper presents a method for modeling of the rolling process based at the deformable continuous medium mechanics, the theory of field lines. The rolling of the profiles and plates may be evaluated as the plane strain ...
    • Modelling Options for Policy Impact Analysis on African Dairy Farms 

      Ndambi, Oghaiki Asaah (Universitas Galatiensis, 2008-01)
      Studies on the priorities for agricultural research in Eastern and Central Africa concluded that milk is the most important commodity for research and development in the region, based on its potential contribution to the ...
    • Modelling, Operation and Control of Multiterminal DC Connection for Offshore Wind Farms 

      Drăgan, Mircea Viorel; Drăgan, Cristina Mădălina; Drăgan, Crina Violeta; Hanganu, Doru (Universitatea "Dunarea de Jos" din Galați, 2009)
      Renewable energy systems are tending to become more and more present in the energy market and wind power has already proven its potential. Wind parks of thousands of MW are planned to be place into sea faraway from the ...
    • Models to Assess the Bankruptcy Risk 

      Toma, Simona Valeria; Alexa, Ioana-Veronica; Şarpe, Daniela Ancuţa (“Dunarea de Jos” University of Galati, 2013)
      Closely related to financial risk assessment, one of the main concerns of the organizations should be the evaluation of bankruptcy risk, in this period of slow economic growth. Organization bankruptcies have increased ...