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Afișează articolele 2315-2334 of 2993

    • Several reflections over universal justice 

      Antoniu, George (Universitatea "Dunărea de Jos" din Galați, 2009-01)
      The idea of universal justice suggests a justice that includes both the trial and complementary activity of tracking and enforcement of judgments exercised by a single state whose organs would make abstraction of where the ...

    • Severe Plastic Deformation an Advanced Method for Nanostructuring Shape Memory Alloys 

      Gurău, Gheorghe; Gurău, Carmela; Tănase, Dinel; Drugescu, Elena (Universitatea "Dunărea de Jos" din Galați, 2007)
      Severe plastic deformation (SPD) is an advanced plastic deformation. In this process nanostructuring metals and alloys may be produced. Nanostructured shape memory alloys are associate with a very high strength, toughness, ...

    • Severe Plastic Deformed Pure Aluminum by Equal Channel Angular Pressing 

      Gurău, Gheorghe; Gurău, Carmela; Tănase, Dinel (Universitatea "Dunărea de Jos" din Galați, 2009)
      Samples of an aluminum alloy were subjected to an equal channel angular pressing (ECAP) at room temperature for one pass. For the several specimens severe plastic deformation process was interrupted to observe the material ...

    • Shear Stability as Oils’ Performance Indicator 

      Ciortan, Sorin; Rîpă, Minodora; Chiculiță, Simona; Spânu, Constantin (Universitatea ”Dunărea de Jos” din Galați, 2008)
      The paper presents a comparative analysis between the shear stability tests results and four ball tests results for some industrial oils. This correlation is used for establishing the way how the mechanical solicitations ...

    • Shear Stresses in Beams with Variable Cross Section, Subjected to Non-Uniform Bending 

      Dumitrache, Petru (Universitatea "Dunărea de Jos" din Galați, 2012)
      The goal of this paper is to present a generalization of the Juravski formula (appropriate for the beams with constant cross section, subjected to non-uniform bending), for the beams with variable cross section. In the ...

    • Siderurgy Slags Recovery in Building Industry 

      Bordei, Marian; Enăcache, Liviu; Dragomir, Ștefan (Universitatea "Dunărea de Jos" din Galați, 2014)
      During the metallurgical processes of iron and steel elaboration, besides the basic products, it results a serious of secondary products (wastes) in high quantities but with a high recycle – recovery potential, and their ...

    • Siemens PLM Solution Applied to the Design of Agriculture Facilities and Equipment 

      Goanță, Adrian Mihai (Universitatea "Dunărea de Jos' din Galați, 2014)
      This paper presents a brief description of the SIEMENS PLM solution and its application to the design of machinery and equipment for agriculture. Also it is shown in detail the concept of Product Lifecycle Management ...

    • Sift Based Algorithm for Point Feature Tracking 

      Burlacu, Adrian; Copot, Cosmin; Lazar, Corneliu ("Dunarea de Jos" University of Galati, 2007)
      In this paper a tracking algorithm for SIFT features in image sequences is developed. For each point feature extracted using SIFT algorithm a descriptor is computed using information from its neighborhood. Using an algorithm ...

    • Silica thin Films Obtaining by Sol-Gel Dip Coating with Controlled Optical Properties 

      Mihoreanu, C.; Eneșca, A.; Duță, A. (Universitatea "Dunărea de Jos" din Galați, 2014)
      Transparent oxide films are widely employed as antireflection or high reflection coatings, band-pass filters and narrow-band-filters in various optical and electronic devices. The performances of these devices are based ...

    • Simple Approach for Induction Motor Control Using Reconfigurable Hardware 

      Imecs, Maria; Incze I., Ioan; Szabó, Csaba ("Dunarea de Jos" University of Galati, 2002)
      The paper deals with rotor-field-oriented vector control structures for the induction motor drives fed by the so-called tandem frequency converter. It is composed of two different types of DC-link converters connected ...

    • A Simple Device for Modelling Bioarticular Joint Friction 

      Bejinariu, Brîndusa; Diaconescu, Emanuel (UDJG, 2011)
      In this paper a simple device for modelling bioarticular friction is presented. The experimental device serves to simulate the movement as it would take place in a knee joint. Key components of the experimental device are ...

    • A Simple Load Power Estimator for Quasi-Direct AC-AC Converter System 

      Găiceanu, Marian; Roşu, Emil ("Dunarea de Jos" University of Galati, 2003)
      In this paper a simple load power estimator for the three-phase quasi-direct acac converter system is reported. Since the ac-ac converter control by means of pulsewidth modulation (PWM) is based on the power balance ...

    • Simularea în timp real a comportamentului echipamentelor pentru exploatarea sistemelor critice 

      Bărbulescu, Lucian-Florentin (Universitatea "Dunărea de Jos" din Galați, 2013)
      Automatizarea proceselor este, în acest moment, prezentă în toate domeniile unei economii performante. Nu se mai poate discuta de performan$ă fără să se ia în calcul folosirea unor sisteme automate capabile să efectueze ...

    • Simularea numerică a performanțelor hidrodinamice ale corpului navei 

      Bekhit, Adham S. (Universitatea "Dunărea de Jos" din Galați, 2021)
      În contextul actual procesul modern de proiectare a navelor impune mai multe provocări din punct de vedere al geometriei, economiei și, mai recent, al eficienței energetice. De acea este foarte importantă existenţa unui ...

    • Simularea pe calculator a mişcării structurilor cu cinematică 

      Vereşiu, Silvia Maria (Universitatea "Dunărea de Jos" Galaţi, 2007)

    • Simulation of an Economic Policy on Second Life Using a Conjunctural Analysis Approach 

      Janvier, Yrina ("Dunarea de Jos" of University of Galati, 2007-01)
      This paper intends to define an economic policy that does not compromise the coordination between the 4 main sectors of an economy: the real sector, the public sector, the exterior sector and the monetary sector. The ...

    • Simulation of Dynamical Systems with Linear and Non-Linear Behavior in Scicos Environment 

      Gillich, Gilbert-Rainer (Universitatea "Dunărea de Jos" din Galați, 2005)
      The paper presents the SCICOS program and the way how to formalise dynamic system with known physical and mathematical models in this environment. Using simple examples from the field of vibrations, it is shown how “continuous ...

    • Simulation of four Switch PWM AC Chopper Fed Single Phase Induction Motor 

      Kumar, M. Narendra; Anjaneyulu, K.S.R. ("Dunarea de Jos" University of Galati, 2010)
      To improve the performance of motor drives, there is a need to improve the quality and reliability of the drive system. With the high power handling capability of IGBT, pulse width modulated AC chopper can be used in ...

    • Simulation of the Production Process Dynamics using Vensim and Stella 

      Sbughea, Corina (Universitatea "Dunărea de Jos” din Galați, 2016)
      This paper aims to make a brief presentation of the principles of dynamic systems and to analyze two applications support for modeling and simulation of the evolution of these systems. For illustration, we chose a classic ...

    • A Simulation Platform to Model, Optimize and Design Wind Turbines, the Matlab / Simulink Toolbox 

      Iov, Florin; Blaabjerg, Frede; Hansen, Anca Daniela ("Dunarea de Jos" University of Galati, 2002)
      In the last years Matlab / Simulink® has become the most used software for modeling and simulation of dynamic systems. Wind energy conversion systems are for example such systems, containing subsystems with different ...