Căutare Annals of the University "Dunarea de Jos" of Galati. Fascicle III: Electrotechnics, Electronics, Automation Control and Informatics după Titlu

Afișează articolele 102-121 of 230

    • Knowledge Based Diagnostic System With Probabilistic Approach 

      Cocu, Adina ("Dunarea de Jos" University of Galati, 2007)
      This paper presents a knowledge learning diagnostic approach implemented in an educational system. Probabilistic inference is used here to diagnose knowledge understanding level and to reason about probable cause of learner’s ...

    • Learning Bayesian Dependence Model for Student Modelling 

      Cocu, Adina ("Dunarea de Jos" University of Galati, 2008)
      Learning a Bayesian network from a numeric set of data is a challenging task because of dual nature of learning process: initial need to learn network structure, and then to find out the distribution probability tables. ...

    • Limitations of a Static VAr Compensator (SVC) with Switched Capacitor Operating as an Active Filter 

      Judele, Stelian; Solea, Răzvan; Dugan, Viorel ("Dunarea de Jos" University of Galati, 2001)
      The goal of this paper is to analyze the limitations of a static VAr compensator (SVC) with switched capacitor, when this operate as an active filter. The limitations considered and studied by simulation are in the zone ...

    • Linear Predictive Control of a Wastewater Treatment Process 

      Vlad, Ciprian; Sbarciog, Mihaela; Barbu, Marian ("Dunarea de Jos" University of Galati, 2011)

    • Low Power Battery Charger with Solar Panel Input, the Electronic Circuit 

      Epure, Silviu; Roşu, Emil ("Dunarea de jos" University of Galati, 2011)

    • Machine Learning Techniques for Image Recognition Applications 

      Ciubucciu, George; Șolea, Răzvan; Filipescu, Adrian (Universitatea "Dunărea de Jos" din Galați, 2017-06-30)
      Abstract: In the present paper is presented an algorithm to detect sleepiness of the driver. The purpose of this system is to locate, track and analyze face and eyes to prevent falling asleep, or the inattention of the ...

    • Mathematical Analysis of Uncertainty 

      Garrido, Angel ("Dunarea de Jos" University of Galati, 2008)
      Classical Logic showed early its insufficiencies for solving AI problems. The introduction of Fuzzy Logic aims at this problem. There have been research in the conventional Rough direction alone or in the Fuzzy direction ...

    • Mathematical Modeling and Simulation Photovoltaic Converter Operation When Varying Parameters 

      Constantin, Miholcă; Munteanu, Cristian; Nicolau, Viorel ("Dunarea de Jos" University of Galati, 2008)
      The paper presents a method of mathematical modelling of a solar converter using the results of full-scale testing. The advantages of analytical modelling method applied to photovoltaic systems are also presented; this ...

    • Minimizing the Error Tracking of Mobile Terminals by Kalman Filtering 

      Bogdan, Ion (2006)
      A method to track mobile terminals in a cellular communication network is presented. It uses the received field strength from the surrounding base stations. A subsequent Kalman filtering is used to minimize the tracking error.

    • Model Predictive Speed Control for Three Phase Induction Motor 

      Codreş, Bogdan; Găiceanu, Marian; Şolea, Răzvan; Eni, Cristinel ("Dunarea de Jos" University of Galati, 2013)
      In this paper an alternative method to the classical control of the induction motor drive system is proposed. More exactly, a model predictive control (MPC) for the rotor speed of the induction motor is presented. The ...

    • Model Reference Adaptive Control of a Vector Controlled Three Phase Induction Machine 

      Găiceanu, Marian; Dache, Cristi; Rosu, Emil; Munteanu, Traian; Păduraru, Romeo; Dumitriu, Teodor ("Dunarea de Jos" University of Galati, 2011)
      Model reference adaptive control (MRAC) of three-phase induction machine in rotor field coordinated is proposed in this paper. The proposed adaptive structure is in direct form, such that the controller parameters are ...

    • Modeling and Control of Assembly/Disassembly Mechatronic Line Served by Robotic Manipulator Mounted on Mobile Platform 

      Filipescu, Adrian; Mincă, Eugenia; Filipescu, Adriana; Petrea, George ("Dunarea de Jos" University of Galati, 2012)
      The new idea of this paper is to make reversible an assembly mechatronic line, i.e. to allow complete disassembly, by using a mobile platform equipped with robotic manipulator. The approach is a hybrid one, in which the ...

    • 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, 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 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 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 ...

    • Modular neuro-fuzzy networks: sollutions for explicit and implicit knowledge integration 

      Neagu, Ciprian-Daniel ("Dunarea de Jos" University of Galati, 2000)
      In this paper we propose a unified approach for integrating implicit and explicit knowledge in neurosymbolic systems as a combination of neural and neurofuzzy modules. In the developed hybrid system, training data set ...