Căutare 1995-2015 după Titlu

Afișează articolele 209-228 of 326

    • Quality Concrete - Performing Concrete Plants 

      Ionescu, Ștefania; Poiovici, Roza; Tont, Valentin (Universitatea "Dunărea de Jos' din Galați, 2003)
      The buildings compositions quality, as well as resistance, stability and durability imposed by the law 10/1995 depends by the quality of concrete who should fulfil the conditions imposed by the Practical Code NE 012/99. The ...

    • Quantification of the Dynamic Response of a Viaduct Loaded by Shocks from Road Traffic 

      Leopa, Adrian (Universitatea "Dunărea de Jos" din Galați, 2012)
      The work in seismic design of bridges needs to develop physical models and mathematical theory, based on which will be assessed and quantified the dynamic response of bridge structures subjected to stress arising from ...

    • Regarding the Efficiency of the Decelaration Through Impedance Coiling of the Hydraulic Cylinders 

      Hauk, Niculai; Dumitrache, Petru (Universitatea "Dunarea de Jos" din Galați, 2004)
      The paper present a point of view sustained by calculations about the efficiency of the deceleration system by impedance coiling of the hydraulic cylinders. It is shown that the simple presentation of the impedance ...

    • Research Regarding the Investigation of Steel Hardness 

      Picu, Mihaela (Universitatea "Dunărea de Jos" din Galați, 2004)
      Mobile hardness testing is on the advance: in these times of cost pressures and higher quality requirements there is a quick and economical supplement to stationary hardness testing in the modern production process. The ...

    • Researches on the Acoustic Treatments with Composite Materials Panels at the Frontal Loader MMT45 

      Drăgan, Nicușor (Universitatea "Dunărea de Jos" din Galați, 2012)
      The article presents the problem of the testing of some protective systems made of PU foam based composite materials which can simultaneously meet the following requirements: noise absorption for middle and high range ...

    • Resistance Study of the Shell of a Wind Turbine Blade 

      Dragomir, Mariana Carmelia; Popescu, Mihai Cătălin; Cartas, Viorel (Universitatea "Dunărea de Jos" din Galați, 2013-10-01)
      The paper aims at presening a resistance study on the shell of a wind turbine blade and highlights the main forces that act on its surface. Femap program with finite element analysis was used to simulate a linear static ...

    • Response Behaves of Earthmoving Vehicle Where the Slip Ratio are Variation Linear 

      Bordea, Carmen (Universitatea "Dunărea de Jos" din Galați, 2002)
      In this paper, the autor conceptualize the loader equations of motion for dynamic analysis of traction system where the slip ratio are variation linear. The wheel loader simulation model was formulated in terms of ...

    • Results Obtained from Testing a Hybrid Model of Vibration Isolation System 

      Scheaua, Fănel (Universitatea "Dunărea de Jos" din Galați, 2015)
      The achievement of new civil and industrial buildings or the rehabilitation of old ones involves using special systems designed to avoid the dynamic requests represented by shocks, vibrations or seismic actions. Such ...

    • Rheological and Tribological Study on Soybean Oil 

      Șolea, Liviu Cătălin (Universitatea "Dunărea de Jos" din Galați, 2014)
      In this work the temperature and share rate influence on soybean oil viscosity was studied. Moreover, a statistical analysis of the experimental data obtained by a tribological study of this oil was carried out. ...

    • Robot Type Manipulator for Serving of a Bolts Hardening System Outline 

      Ciurea, Aurel; Eftimie, Dorin; Ciurdariu, Gheorghe (Universitatea "Dunărea de Jos" din Galați, 2002)
      The paper work refers to a flexible manufacturing cell where the bolts hardening system within a relatively wide range of dimensions is completely automatic. For this purpose, a robot type manipulator serving an induction ...

    • Rotary Screening Bucket Equipment Attachable to the Excavator Arm 

      Eftimie, Dorin (Universitatea "Dunărea de Jos" din Galați, 2012)
      This paper aims to find a new solution of an equipment with rotary screening bucket attachable to the excavator arm. This equipment is used on a large scale for selecting the building material used on small and medium ...

    • Second Law Analysis of a Furnace for Metal Heating 

      Pană, Daniela (Universitatea "Dunărea de Jos" din Galaţi, 2013-10-01)
      The industry represents an important sector of the final energy consumption and despite the effort made so far, energy saving potential still remains in this sector. This paper presents an example of energy efficiency ...

    • Seismic Base Isolation of Structures Using Frictuon Pendulum Bearings 

      Șcheaua, Fănel (Universitatea 'Dunărea de Jos" din Galați, 2011)
      Base isolation systems have become a significant element to enhance reliability during an earthquake. One type of base isolation system is Friction Pendulum Bearing in which the superstructure is isolated from the foundation ...

    • Seismic Isolation and Energy Dissipation Systems for Safe Structures 

      Șcheaua, Fănel (Universitatea "Dunărea de Jos" din Galați, 2012)
      The seismic protection of buildings has been a successful strategy for the past 30 years. Seismic protection systems ensure the safety of any type of building even under most severe earthquakes. Seismic devices not ...

    • Seismic Protection of Structures Using Hydraulic Damper Devices 

      Șcheaua, Fănel (Universitatea "Dunărea de Jos" din Galați, 2010)
      In recent years, much attention has been paid to the research and development of structural control techniques with particular emphasis on alleviation of wind and seismic responses of structures. Structural control in civil ...

    • 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 ...

    • 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 ...

    • 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 ...

    • Solution for Energy consumption Uniformity at Single Bucket Excavators 

      Axinti, Gabriel; Axinti, Adrian-Sorin (Universitatea "Dunărea de Jos"din Galați, 2011)
      This paper presents a possible technical solution for energy consumption uniformity at single bucket excavators. The basics of this proposed solution consist of energy inertially stocked up and the proper way to implement ...

    • A Solution to a Deflection Beam Problem 

      Dumitrache, Petru; Hauk, Niculai; Goanță, Adrian Mihail (Universitatea "Dunărea de Jos" din Galați, 2004)
      The present paper shows how the minimal total potential energy principle it is used for elastic systems in the case of the determination of the linearelastic displacements which determines the beams bending. Qualitative aspects ...