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

Afișează articolele 1036-1055 of 1845

    • New Quantum Cryptographic Protocol 

      Anghel, Cătălin (Galati University Press, 2011-07)

    • New Research Perspectives in the Emerging Field of Computational Intelligence to Economic Modeling 

      Mazilescu, Vasile; Novac_Ududec, Cornelia; Șarpe, Daniela; Neculiță, Mihaela ("Dunarea de Jos" University of Galati, 2009-06)
      Computational Intelligence (CI) is a new development paradigm of intelligent systems which has resulted from a synergy between fuzzy sets, artificial neural networks, evolutionary computation, machine learning, etc., ...

    • New Strategy Combine Cluster Head's Data for Increasing WSN Lifetime 

      Fanian, Fakhrosadat; Rafsanjani, Marjan Kuchaki ("Dunarea de Jos" University of Galati, 2013)
      This article represents a new method to select several distinct routes among cluster heads want to limit the direct connection of all cluster heads and base station. Cluster heads use those near base station to transfer ...

    • New Test Facility for Fluid Film Journal Bearings 

      Dimofte, Florin; Ene, Nicoleta M. (Universitatea ”Dunărea de Jos” din Galați, 2008)
      This paper describes a new experimental rig to test journal fluid film bearings. It has been operating at the NASA Glenn Research Center (GRC) in Cleveland, Ohio since August 2006. The rig can apply total radial loads of ...

    • A New Trend for Preparating Polymeric Calcium Sulfonates for Metal Working Fluids by Phase Transfer Catalysis. Part I. 

      Kaidy, M.Y.El; El-Morsi, A.K; Tantawy, N.; Omar, A.M.A; Tabei, A.S.El (Universitatea ”Dunărea de Jos” din Galați, 2006)
      Calcium sulfonates derived from sulfonation of heavy alkylate and aromatic extract were synthesized and reacted with formalin to produce anionic polymer in the presence of phase transfer catalysts (PTC). These catalysis ...

    • New Trends in Sports Management – Reengineering 

      Mereuță, Claudiu; Mereuță, Elena ("Dunarea de Jos" University of Galati, 2009-06)
      The paper presents a new approach regarding the management in sports that is based on the principles of reengineering. Applying that modern and pure management system, called reengineering, in sports activity, we hope to ...

    • New Valences for the Financial-Accounting System 

      Lupașc, Adrian; Lupașc, Ioana; Zamfir, Cristina Gabriela ("Dunarea de Jos" University of Galati, 2009-01)
      A new approach to a company’s information systems is needed, if we take into consideration the globalization process of the economy, the intensified competition, the impose of new qualitative demands or the adjustment ...

    • A New Vision About the Dimensioning Calculus for the Frame of the Cold Mill Machine 

      Dragomir, Ștefan; Dragomir, Georgeta (Universitatea "Dunărea de Jos" din Galați, 2005)
      Dimensioning calculus for a rolling mill machine frame, using resistance classical methods allows determines the introduction of errors .For to do a better precisely of calculus we propose to use “Finish Elements Method”. ...

    • New Welding Techology-The Cold Welding on Cogged Surfaces 

      Georgescu, Bogdan; Georgescu, Valeriu (Universitatea "Dunărea de Jos" din Galați, 2007)
      Welding by cold pressing on cogged surfaces, produces the joint of a component made from an easy deformable metal by pressing on the cogged surface of a harder metal component. Different welds between aluminium (the ...

    • Ni-P Coating on Steel Support by Electroless Method 

      Radu, Tamara; Dobrea, Andreea Georgiana (Universitatea "Dunărea de Jos" din Galați, 2017)
      The autocatalytic reduction method (electroless method) was applied to obtain the Ni-P layers with different P contents. Nickel sulfate was used as nickel ion source and as reducing agent the sodium hypophosphite. The ...

    • Nitrogen Influence on Indentation Fracture Toughness of Stainless Steel Coatings 

      Thompson, Mioara; Palaghian, Liviu (Universitatea ”Dunărea de Jos” din Galați, 2008)
      This paper studies some aspects of coatings fracture theory and the possibility of extending Lawn’s equation from Vickers indenter geometry to the Rockwell one. Indentation tests were performed on stainless steel coatings ...

    • Noise and Vibration Protective Solution Analysis for Technological Equipments 

      Anghelache, Diana (Universitatea "Dunărea de Jos" din Galați, 2010)
      This paper presents a cumulative and comparative analysis, concerning the noise and vibration pollution and protective approaches, monutoring the construction technological equipments. By means of the computer simulations, ...

    • Noise Levels in Workplaces of Cold Rolling Mill Plant 

      Tudor, Beatrice; Ciocan, Anișoara (Universitatea "Dunarea de Jos" din Galați, 2015)
      The excessive noise exposure is one of numerous physical hazards present in the steel industry. Considerable noise develops the steel strips rolling process. In this study are presented and discussed the noise levels at ...

    • Noise Study of a Naval Ship in Different Operating Modes on the Danube 

      Picu, Mihaela (Universitatea "Dunărea de Jos" din Galați, 2014)
      In this paper are described the experimental measurements of noise transmitted to the staff from a naval ship during different operating modes on the Danube. This paper is focused on the technical aspects of the Directive ...

    • Non-Conventional Method for Friction Compensation in DC Drive Position Tracking 

      Dumitriu, Teodor; Culea, Mihai; Nichita, Mihai; Munteanu, Traian ("Dunarea de Jos" University of Galati, 2006)
      Friction, especially its nonlinear components, may degrade the tracking performance of any servo drive systems. Focused on high precision positioning of DC electrical drive the paper proposes an easy method to compensate ...

    • Non-Linear Dynamic Behavior of a Ball Float Valve 

      Dragomirescu, Cristian; Crăifăleanu, Andrei (Universitatea "Dunărea de Jos" din Galați, 2012)
      The dynamic behavior of the spherical body floating in a liquid, part of a ball float valve, is analyzed from the point of view of the dynamic systems theory. The study of the motion illustrates the differences between ...

    • Nonlinear Approaches Regarding Mechanical and Thermal Behaviour of Visco-Elastic Vibration on Isolators 

      Năstac, Silviu (Un, 2013-10-01)
      Thermal effects inside the vibration elastomeric isolators have usually been neglected and this aspect can leads to certain differences between simulations and experiments. Continuous damping during the working cycle ...

    • Noțiuni și concepții privitoare la corelarea normelor juridice în cadrul sistemului de drept 

      Popescu, Getty Gabriela (Universitatea ,,Dunărea de Jos" din Galați, 2007-01)
      Orice societate îşi întemeiază structura şi funcţionalitatea pe baza unui model unic, normativ şi cultural, constituit dintr-un ansamblu de valori, norme, reguli, îndatoriri, cutume şi uzanţe, care asigură atât stabilitatea ...

    • A Noval Comparison of Class D and Class E Inverter Based High Frequency Application 

      Arumugam, S.; Rama Reddy, S. ("Dunarea de Jos" University of Galati, 2011)
      This paper deals with the simulation and implementation of class E inverter based induction heater system. Class E inverter is analyzed; simulated and implemented.

    • A Novel Analysis of Class e Inverter Based Induction Heating System 

      Arumugam, S.; Rama Reddy, S. ("Dunarea de Jos" University of Galati, 2010)
      This paper deals with the simulation and implementation of class E inverter based induction heater system. Class E inverter is analyzed; simulated and implemented. Utility frequency AC Power is converted into high frequency ...