• Software used at Castings Production 

      Marginean, Ioan; Bratu, Constantin; Cocolas, Sorin-Adrian (Universitatea "Dunărea de Jos" din Galați, 2009)
      The foundry industry has been developed worldwide, a number of software that can assist the design work and various processes in the production of castings. Current usage of such software by metallurgical engineers is ...
    • Mathematical Model Cooling Agglomeration Ferrius in Layer 

      Vasiliu, Adrian (Universitatea "Dunărea de Jos" din Galați, 2009)
      Mathematical model is based on discretization agglomeration areas layer deposited on very small. The τ Δ cooling time and the elements of space and elements xi time relationship is discretization as volume control. Based ...
    • Study of the RV52 Steel Plates Properties After Thermic Treatment 

      Vlad, Maria; Constantinescu, Stela (Universitatea "Dunărea de Jos" din Galați, 2009)
      The thermal treatment of RV52 steel plates determines high mechanical properties such as: strength, wear resistance and tenacity. The normalized plate samples were studied to determine the effect of the tension release ...
    • Experimental Model for Pollutants Monitoring Into the Coke-Chemical Plant 

      Munteanu, Viorel; Vlad, Maria; Balint, Lucica (Universitatea "Dunărea de Jos' din Galați, 2009)
      The Coke-Chemical plants contribute heavily to producing and emitting in the atmosphere a big amount of polluting agents. Polluting emissions diminution and situating them within the international specific standards, ...
    • Alumina Powder Properties Obtained by Neutralization Process of Sodium Aluminate 

      Perušic, Mitar; Mićić, Vladan; Obrenović, Zoran (Universitatea "Dunarea de Jos' din Galați, 2009)
      Today, the most production of alumina is used for aluminum production [1, 2] (metallurgy alumina), minor production of alumina is used for special purpose, as fire-resistant materials, electro porcelain and etc., and ...
    • Reseaeches Regarding the Elements Loss Through vaporization During the Elaboration Process LD Converter 

      Ivănescu, Alexandru; Doniga, Ana; Vasilescu, Elisabeta; Ivănescu, Lilica (Universitatea "Dunărea de Jos" din Galați, 2009)
      The paper presents a series of researches regarding the vaporization of the component elements of the metallic bath and slag during refining in LD converter. Also, the main factors which influence the vaporization process ...
    • Influence of Ph galvanic Baths on the Nickel Deposits 

      Poroch-Serițan, Maria; Gutt, Gheorghe; Severin, Traian; Bobu, Maria (Universitatea "Dunărea de Jos" din Galați, 2009)
      The influence of pH on cathodic and anodic current efficiency, surface quality and morphology of nickel deposit in the electrolyte solutions of the Watts bath type was investigated. Cathodic current efficiency of nickel ...
    • Experimental Research Regarding the Obtaining of Obtaining of Friction Elements 

      Petrea, Ionel; Bașliu, Vasile; Petrea, Ionel; Bașliu, Vasile (Universitatea "Dunărea de Jos" din Galați, 2009)
      Friction materials are used as bimetallic friction elements, consisting of a friction material layer sintered on a steel backing. Using the electron microscopy techniques (microprobe analyzer) some of the diffusion ...
    • Modelling, Operation and Control of Multiterminal DC Connection for Offshore Wind Farms 

      Drăgan, Mircea Viorel; Drăgan, Cristina Mădălina; Drăgan, Crina Violeta; Hanganu, Doru (Universitatea "Dunarea de Jos" din Galați, 2009)
      Renewable energy systems are tending to become more and more present in the energy market and wind power has already proven its potential. Wind parks of thousands of MW are planned to be place into sea faraway from the ...
    • The temperature Effect on Severely Deformed Aluminium by High Pressure Torsion 

      Gurău, Carmela; Gurău, Gheorghe; Cănănău, Nicolae; Potecașu, Florentina; Dogaru, Victor; Fernandes, FM Braz (Universitatea "Dunărea de Jos" din Galați, 2009)
      The process of deforming materials started to attract the interest of the researchers after the development of the severe plastic deformation techniques. A number of aluminium samples were severe deformed by HPT method ...
    • Morphological Aspects and Corrosion Behaviour of Phenol Formaldehyde/Zn Composite Coatings 

      Ciubotariu, Alina-Crina; Benea, Lidia; Mitoșeriu, Olga; Ponthiaux, Pierre; Wenger, François (Universitatea "Dunărea de Jos" din Galați, 2009)
      The present work has the purpose of studying morphological aspects and corrosion behaviour of pure zinc and composite coatings having zinc as metal matrix and phenol – formaldehyde resin type Novolac (RESITAL 6358/1) ...
    • Generation, Morphology and Mineralogy of the Dust Particles from Off-Gas Blast Furnace 

      Ciocan, Anișoara; Potecașu, Florentina; Ivancea, Liliana (Universitatea "Dunărea de Jos" din Galați, 2009)
      In order to elucidate the morphology and mineralogy of the dust from blast furnace, the fundamental aspects of its generation process were studied. A dust generated by the dry dedusting step of the cleaning process for ...
    • The Mechanism of Phase Transformation to Obtain Zinc-Iron Coatings 

      Radu, Tamara; Balint, Simion; Mitoșeriu, Olga (Universitatea "Dunărea de Jos" din Galați, 2009)
      Important changes in the ratio of constitutive phases take place during heating of galvanized parts due to Zn coating layer changed into Zn-Fe alloy. The work deals with a mathematical correlation between diffusion ...
    • Redesigning a Jaw Crusher Using Value Analysis. Part II 

      Chichernea, Florin; Chichernea, Alexandru (Universitatea "Dunărea de Jos" din Galați, 2009)
      The paper presents a complete study of VALUE ANALYSIS applied concretely to a selected piece of equipment. The phases and ITERATIVE operation of the Value Analysis method are presented. Value Analysis combines both ...
    • On the Corrosion Behavior of Organic Nanocomposite Coatings 

      Gheorghieș, Constantin; Gheorghieș, Livia; Oancea, Constantin; Hagioglu, Petrica (Universitatea "Dunarea de Jos" din Galați, 2009)
      Recently, researches on composite coatings of organic nature with the addition of metallic oxide nanopowders have shown an increasing corrosion resistance of metallic materials. Carbon steel shows an improved behavior ...
    • Effects of Plastic Deformation and Temperature on Microstructural and Mechanical Properties of a CuAlNi Shape Memory Alloy 

      Gurău, Carmela; Gurău, Gheorghe (Universitatea "Dunărea de Jos" din Galați, 2009)
      In Cu 12.88% wt.Al4 %wt. Ni shape memory alloy the influence of plastic deformation and thermal treatments on the microstructures and hardness were studied by optical microscopy, scanning electron microscopy (SEM), ...
    • Obtaining and Characterisation of Thermoresistive Pigments 

      Sandu, Andrei Victor; Vasilache, Violeta; Sandu, Ion; Saviuc, Mihaela; Sandu, Ioan Gabriel; Popa, Ioan Marcel (Universitatea "Dunărea de Jos" din Galați, 2009)
      The paper describes the obtaining and chemical and physico-structural characterisation of a green thermoresistive pigment. The pigment is made of ZnO dopped with Sb, Bi, Cr, Co and Fe oxides and it is used at mosaics and ...
    • Transparent and Conducting TIN Oxide Thin Films Deposited by Spray Pyrolysis 

      Fortunato, Elvira; Elangovan, Elamurugu; Danciu, Anca-Ionela; Tecaru, Alexandru; Mușat, Viorica (Universitatea "Dunărea de Jos" din Galați, 2009)
      The chemical spray pyrolysis technique has been one of the major techniques to deposit a wide variety of materials in thin film form, for different applications. The most important control parameters for obtaining good ...
    • Waste Minimization by Reuse and Recycling 

      Negoiță, Daniela L.; Ion, Ion V. (Universitatea "Dunărea de Jos" din Galați, 2009)
      Recently, pollution prevention directs attention towards the elimination or reduction of undesired by- products within the production process itself before treatment. On the long term, pollution prevention through waste ...
    • Establishing the Constitutive Law of a CrMo Alloyed Steel 

      Cănănău, Nicolae; Alexandru, Petrică; Gurau, Liviu; Gurău, Gheorghe (Univrsitatea "Dunărea de Jos" din Galați, 2009)
      The paper shows the results of the researches for establishing the equation of the deformation behavior of alloyed steel with chromium and molybdenum. The behavior law is established in the experimental way, using the ...