Căutare 2012 fascicula9 nr4 după Titlu
Afișează articolele 1-15 of 15
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An Isothermal Model for Evaluating Stress and Strain in the Polymeric Block of the Block-on-Ring System
(Universitatea "Dunărea de Jos" din Galați, 2012)This paper presents the results of simulating an isothermal frictional contact between a polymeric block and a steel ring. The model takes into account the elasto-plastic behavior of the polymeric materials and the ... -
Asphalt Pavement and Energy Collection
(Universitatea "Dunărea de Jos' din Galați, 2012)Romania, as an EU member state is bind to appraise and disseminate accurate and updated information about quantities, types, sources, production, transformation and consumption of energy in order to monitor the impact ... -
Assessment of Blast Furnace slag Transformation Into value Added by-Products on Basis on Knowledge of Slag Characteristics
(Universitatea "Dunărea de Jos" din Galați, 2012)Slags are the main by-products generated during iron and crude steel production and the steel industry is committed to increasing and improving their recycling. Today the quantity of slag produced and its utilization are ... -
Augmented Reality-Applid Informatics Technology to products Maintenance, Repair and Servicing
(Universitatea "Dunărea de Jos" din Galați, 2012)Augmented Reality (AR) enhances a user's perception of the real world by enhancing it with specific objects that are over-imposed to the real objects. The virtual objects display information that the user may use. The ... -
Behavior of Refractories in Interaction with Metallurgical Slag
(Universitatea "Dunărea de Jos" din Galați, 2012)The aim of this paper is to present the studies concerning behavior of the refractory to metallurgical slag corrosion. The corrosion resistance at high temperatures using the static method on samples containing chamotte ... -
Choosing and Using Rationally the Thermic Processed Steels
(Universitatea "Dunărea de Jos" din Galați, 2012)On a global scale one can notice a constant preoccupation for a rational choosing and using of the materials on the whole and, especially of the steels with the main objective the increase of the machines’, equipment’ ... -
Improvement of Casting Technology by Using of Exothermic Feeder Head and Simulation the Solidification Alloy
(Universitatea "Dunărea de Jos" din Galați, 2012)This paper presents a simulation program use of feeders exothermic and insulating plates. High quality casting is considerably improved by using solidification simulation flow and cast. -
Low Potential Heat Recovery Using Heat Pumps
(Universitatea "Dunărea de Jos" din Galați, 2012)This paper presents a study on the possibility of recovering low thermal potential heat from the cooling technological water of industrial processes. The analysed solution consists in the use of a heat pump which would ... -
Mathematical Modeling of the Heat Treatment Process Applied to Alloy Al-Zn-Mg-Cu-4.5% Zn, Used in Aeronautics
(Universitatea "Dunărea de Jos" din Galați, 2012)This paper presents mathematical modeling based on the regression analysis method by active experiment of a thermal treatment process applied to an alloy belonging to Al-Zn system, which finds application in aeronautics. Using ... -
Measurement and Analysis of Vibrations on a Cold Rolling Mill for Steel Strip
(Universitatea "Dunărea de Jos" din Galați, 2012)In this paper the authors made measurements and registration of vibration by using accelerometers posted on the top backup rolls. This is a new way for predict the damage in the rolling mill equipment and the precision ... -
Mechanical properties and Abrasive Wear Behavior of Fluidized-bed Carburized Sintered Iron Alloys
(Universitatea "Dunărea de Jos" din Galați, 2012)This paper is a study of the influence of fluidized bed carburizing of sintered steels on the mechanical properties and the abrasive wear behavior for two different types of powder. Carburizing was carried out at a ... -
Method of Deternining the Main Features of Magnetic Ferromagnetic Materials
(Universitatea "Dunărea de Jos" din Galați, 2012)The purpose of this paper is to present a method for determining the main magnetic features such as magnetic induction B, magnetization M, the coercive magnetic field Hc, permeability μ, using hysteresis cycle chart. The ... -
Research on the Production of Sintered Powder 316
(Universitatea "Dunărea de Jos" din Galați, 2012)The 316 austenitic stainless steel powders are typically used in applications requiring good corrosion resistance, mechanical strength at high and very low temperatures, good ductility, wear resistance, associated in ... -
Some Aspects Regarding the Influence of Tribologycal Factors on the Superficial Layers of Steels Treated with Plasma Nitriding
(Universitatea "Dunărea de Jos" din Galați, 2012)Some 38MoCrAl09 (SAE 4038) steel grade samples were subjected to plasma nitriding treatment regimes. The structural and diffractometric aspects of the superficial layers of the steel are studied after the wear tests by ... -
Synthesis and Characterisation of Ag/SnO2/Clay Nanocomposites with Potential Application as Photocatalysts
(Universitatea "Dunărea de Jos" din Galați, 2012)This work reported a novel synthesis and characterization of Ag/SnO2/clay nanocomposites. The obtained materials were characterized using techniques such as X-ray diffraction (XRD), Fourier Transform Infrared Spectroscopy, ...
