Căutare Scientific papers - Annals of "Dunarea de Jos" University of Galati - Analele științifice ale Universității "Dunărea de Jos" din Galați după Titlu

Afișează articolele 954-973 of 1845

    • Microdefects Analysis of Dental Contact Surfaces 

      Frunza, Gheorghe; Frunza, Mihai Cătălin; Suciu, Cornel (UDJG, 2010)
      The tribological processes influence the behaviour of the biocontacts between biological bodies, between biomaterials or between biological bodies and biomaterials. Whether natural or artificial, any biocontact is the locus ...

    • Microstructural Characteristics of Sintered Powder Metallurgy Alloys 

      Marin, Mihaela; Potecaşu, Florentina; Potecaşu, Octavian (Universitatea "Dunărea de Jos" din Galaţi, 2014)
      The purpose of this paper is to study the influence of processing parameters on the microstructural characteristics of sintered powder metallurgy alloys. The specimens were produced from atomised iron powders with different ...

    • Microstructural Characterization of the TiMoZrTa Alloy 

      Bălțatu, Mădălina Simona; Cimpoeșu, Ramona; Vizureanu, Petrică; Achiței, Dragoș Cristian; Minciună, Mirabela Georgiana (Universitatea "Dunărea de Jos" din Galați, 2015)
      In recent years, different types of titanium alloys have been investigated with the aim of using materials in biomaterials field, and Ti-Mo system alloys are very promising materials. Alloying titanium with biocompatible ...

    • Microstructural Evolution of al 1100 Aluminum Subjected to Severe Plastic Deformation 

      Gurău, Gheorghe; Gurău, Carmela (Universitatea "Dunărea de Jos" din Galaţi, 2012)
      The goal of this document is to promote a sequence of bulk-deformation processes able to produce ultrafine grain and also nanostructured wires with adequate length to be interesting for processing in metallurgical industry. ...

    • 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.

    • Modal Calculus of the Reinforced Concrete Bridges Modeled as a Rigid Solid Beared on Viscous Elastic Neoprene Supports 

      Drăgan, Nicușor (Universitatea "Dunărea de Jos" din Galați, 2010)
      This paper proposes an approach of a six degree dynamic model of a rigidsolid with some types of symmetries. These symmetries lead to simplified mathematical models, which are more easily to solve. If the rigid-solid is ...

    • Modal Damping Ratio Calculation for Finited of Mechanical Systems with Viscous Elastic Bearings Using Virtual Instrumentation 

      Drăgan, Nicușor (Universitatea "Dunărea de Jos" din Galați, 2011)
      This paper proposes an approach of a finite DOF dynamic model for the rigid-solid with multiple neoprene apparatus bearings modeled as viscous elastic dampers. After a short presentation of the physical model of the solid ...

    • Modalities to Implement the Multilinguality in Web Dynpro Abap 

      Osaci, Mihaela; Berdie, Adela Diana; Cristea, Ana Daniela; Molnar, Emil Dragomir (Editura Europlus Galaţi, 2010-01)
      The integrated platform SAP Netweaver is a platform that offers support in realizing Web bussiness applications that use the Model View Controller (MVC) concept. The Multilinguality being a property of this platform. The ...

    • Model and Application of the Dispsersional aAnalysis for a Wear Study 

      Bărăscu, Elena (Universitatea "Dunărea de Jos" din Galaţi, 2006)
      This paper shows a coherent calculation model of the unifactorial dispsersional statistic analysis applied for the experimental data study obtained on samples of different volumes, drawn out from a researched statistical ...

    • Model and Calculation Algorithms for Gear Percussion 

      Axinti, Gavril (Universitatea "Dunărea de Jos" din Galați, 2009)
      The paper highlights some aspects of modeling the dynamic processes taking place in the percussion equipments, known as hydraulic hammers. Theoretical and experimental aspects of the behaviour of equipments on test stand ...

    • Model of Analysis of Advertising Concerning its Social or Commercial Responsibility 

      Susanu, Irina Olimpia; Herăscu, Daniela; Schin, George (“Dunarea de Jos” University of Galati, 2014)
      Advertising serves as a mod that shapes social and moral values of the viewer and therefore, due attention should be paid to ensure that the content is healthy, that it positively affects the viewer and the values that ...

    • A Model of the Mechanical Waves in Curved Bars 

      Oproescu, Gheorghe (Universitatea "Dunărea de Jos" din Galați, 2007)
      The different classical models of the mechanical waves in bars cover every a single type of the wave, respectively only longitudinal, transversal, inflexion or torsion wave and only in a rectilinear bar, every with his ...

    • 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 ...

    • A Model to Improve the Quality Products 

      Boca, Grațiela Dana; Gökkaya, Hasan (Editura Europlus Galaţi, 2010-01)
      The topic of this paper is to present a solution who can improve product quality following the idea: “Unlike people who have verbal skills, machines use "sign language" to communicate what hurts or what has invaded their ...

    • 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 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 ...