Afișează articolele 109-128 of 326

    • Econometric Control of the Manufacturing Machines 

      Ghelase, Daniela; Dașchievici, Luiza (Universitatea "Dunărea de Jos" din Galați, 2013-05-01)
      This paper presents a method of econometric modelling of the manufacturing machines which is based on the machine operation monitoring, the collected data storing and an analytical model building meant to describe the ...
    • Econometric Modelling of the Manufactoring System 

      Ghelase, Daniela; Dașchievici, Luiza (Universitatea "Dunărea de Jos" din Galați, 2009)
      According to this new approach, a machining system interacts with the “market” carrying out a certain “service” (machining “service”) for a specified “client” (the work piece), it establishes a full economic relationship ...
    • Elastic System Designed for Base Insulation Against Dynamic Action of Vibrations and Seism 

      Bratu, Polidor (Universitatea "Dunărea de Jos" din Galați, 2004)
      The approach regarding building base insulation puts into evidence the possibility to evaluate the antiseismic insulation degree in a direction defined using supporting elastic systems having various geometry, structure ...
    • Energy Dissipation Device Using Fluid Dampers 

      Șcheaua, Fănel; Nedelcuț, Florin (Universitatea "Dunărea de Jos" din Galați, 2012)
      This scientific paper presents a solution that is adequate for the seismic isolation of small and medium size buildings and bridges. Comprising two seismic isolating devices, the described arrangement is suitable ...
    • Engineering and Creativity. Romanian Policy Regarding Innovation and Scientific Research Devalopment 

      Drăgan, Nicușor (Univerisitatea "Dunărea de Jos " din Galați, 2010)
      The goal of Lisbon Agenda is to make the EU "the most dynamic and competitive knowledge-based economy in the world, capable of sustainable economic growth improving skiels for more and better jobs and greater social ...
    • Evaluating Methods of Whole-Body-Vibration Exposure in Trains 

      Năstac, Silviu; Picu, Mihaela (Universitatea "Dunărea de Jos" din Galați, 2010)
      This paper studies the whole-body vibration in trains which constitutes one aspect of the physical environment that can cause discomfort to passengers. Modern methods of assessment use digital techniques. Accelerometers ...
    • Evaluation of Thermal Stresses in Thermo-Abrasive Blasting Nozzles 

      Gorlach, Igor A. (Universitatea "Dunărea de Jos" din Galați, 2006)
      Thermo-abrasive blasting is a technique, which combines conventional abrasive blasting and HVAF processes to prepare surfaces prior coating. Thermo-abrasive blasting has a number of advantages over conventional abrasive ...
    • Experimental Dynamics of a Bridge Deck Isolated with Rolling Pendulum System (RPS) 

      Şcheaua, Fănel Dorel (Universitatea "Dunărea de Jos" din Galaţi, 2013-10-01)
      Base isolation of building structures represents the most important technique used worldwide at this moment. An innovative isolation system is presented in this article, whose passive type operating principle is based on ...
    • Experimental Research of Reaction Force Produced by Coanda Nozzle 

      Constantinescu, Sorin Gabriel; Bălan, George (Universitatea "Dunărea de Jos" din Galați, 2013-10-01)
      The paper presents research results of gas dynamics of Coanda nozzle, that is a key element of drones with jet propulsion. The jet propulsion Coanda drones allow you to quickly monitor the large areas in emergency situations: ...
    • Experimental Researches on the Sound Absorption Composites Used for Public Worket Equipment 

      Drăgan, Nicușor (Universitatea "Dunărea de Jos" din Galați, 2010)
      Decreasing of sound and vibration global level inside and/or outside the public works equipment’s cabin as well as the reduction the noise pollution or the pollution accounted by the vibration and mechanical shocks on ...
    • Experimental Study of the Air-Jet Stem Generator 

      Graur, Iulia; Bălan, George; Șerban, Anca (Universitatea "Dunărea de Jos" din Galați, 2015)
      Applications of sound and ultrasound air-jet stem generators became of great interest in heat and power engineering, in environmental protection, in the production of heat insulating material, extraction of poor uranium ...
    • Experimental Testes in Oven Equipped with Burner Sonoc Generator Gazodynamic 

      Pana, Daniela (Universitatea "Dunărea de Jos" din Galați, 2015)
      Burning is the oldest technology of humanity, and it has been used for more than a million years.Combustion plants must be as efficient, to achieve a more complete combustion, to have a higher efficiency and an emission ...
    • Experimental-Computational Determination of Epoxy Resin mechanical Properties, used in Assembly Applications 

      Tsiafis, Ioannis; Bouzakis, Konstantinos-Dionisios; Michailidis, Nikoloas; Asimakopoulos, Antonios; Korlos, Aposolos (Universitatea "Dunărea de Jos" din Galați, 2005)
      A wide use of adhesive substances and especially of epoxy resins in metal structures with elevated strength is registered during the last years. Epoxy resins possess enhanced mechanical, chemical and physical properties, ...
    • Filter Signals a First Step in Interpreting Experimental Results 

      Leopa, Adrian (Universitatea "Dunăread de Jos" din Galați, 2010)
      After recording and storage of experimental data, a first step in their processing is filtering, ie, removal of parasitic components (noise) accompanying the signal due from other machines or equipment in service or ...
    • Flexible Objects Vibration Control and Handling Using DD Robot Arms 

      Jiang, Zhao-Hui; Kubo, Masaya (Universitatea "Dunărea de Jos' din Galați, 2006)
      This paper addresses issue of flexible object manipulation by using robot arms. The main objective is to establish a suitable control system of the robot for performing flexible object manipulation tasks. A force sensor ...
    • Friction Coupling and Specific Phenomena 

      Simionescu, Cristian Silviu (Universitatea "Dunarea de Jos" din Galați, 2003)
      The present work object is to make the transitory conditions evolution evident,in coupling, by considering the friction moment which depends on angular speed. The friction moment is considered to be dependent on the relative ...
    • Functional Aspects for Antiseismic double Sliding Isolation Systems 

      Șcheaua, Fănel (Universitatea "Dunărea de Jos" din Galați, 2015)
      In order to counteract the soil sudden movements as a result of seismic actions, a disconnection between the primary components of a specific structure was needed, so that the efforts can not be transmitted on ...
    • General Working Principles for Agricultural Tractor with Ploughing Equipment 

      Șcheaua, Fănel (Universitatea"Dunărea de Jos" din Galați, 2014)
      Agricultural machines are considered part of special mechanical equipments category intended to perform mechanized works in farmlands, in order to obtain optimal harvests. The continuous development of these equipments ...
    • Geometrical Assumptions Regarding Viscous Fluid Dampers 

      Nedelcut, Florin; Scheaua, Fănel (Universitatea "Dunărea de Jos" din Galați, 2015)
      The specific innovative device presented in this paperwork is a hydraulic system operating with viscous fluid that provides damping for shocks and vibrations. A basic viscous fluid device is constructed on the principle ...
    • Geometrical Shapes with CAD Systems 

      Haraga, Georgeta; Ghelase, Daniela; Dașchievici, Luiza (Universitatea "Dunărea de Jos" din Galați, 2008)
      The Solid Edge software is a power computer-aided design (CAD) system of graphics for mechanical assembly, part modeling, and drawing production. In this paper, both the ability in using Solid Edge program and the ...