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Afișează articolele 2608-2627 of 2993
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Study of the Thermomechanical Treatment Post-Deformation Maintaining Time Influence on the Mechanical Characteristics of the Microalloyed Steels
(Universitatea "Dunărea de Jos" din Galați, 2007)This paper-work shows the results of the laboratory researches of the postdeformation maintaining time influence on the physical-mechanical characteristics of the flat microalloyed steels, at high temperature thermomechanical ... -
Study of Tribocorrosion Processes by Electrochemical Techniques
(Universitatea "Dunărea de Jos" din Galați, 2007)Tribocorrosion is defined as the chemical-electrochemical-mechanical process leading to a degradation of materials in sliding, rolling or erosion contacts immersed in a corrosive environment. That degradation results ... -
Study of Wear Evolution for a Hydraulic Oil Using a Four Ball Tester
(Universitatea ”Dunărea de Jos” din Galați, 2008)Time is crucial for the wear of materials. Time of an experiment must be long enough to obtain an observable wear but no so long to make the experiments expensive. For determining anti-wear properties of the hydraulic oils ... -
Study of Zro2/Co-Deposition with Cobalt from Chloride Electrolyte
(Universitatea "Dunărea de Jos" din Galați, 2009)The metal-matrix composites are materials in which the properties of a metallic host material are modified with addition of a second phase (ceramics) by electrodeposition process. The second phase can be hard oxides or ... -
Study on a Seismic Isolation Method Suitable for an Architectural Monument
(Universitatea "Dunărea de Jos" din Galați, 2012)The research presented in this scientific paper investigates an adaptive seismic isolation system meant to protect architectural monuments structures subjected to a variety of seismic ground motions. This scientific paper ... -
A Study on Accounting Standards with Regards to Financial Instruments
(Europlus Galati, 2012-03)The need to establish international accounting standards with regards to financial instruments is due to their spectacular evolution on global financial markets, which took place over the last couple of decades. Thus, ... -
Study on Intrusion Detection Systems Using Genetic Algorithm
("Dunarea de Jos" University og Galati, 2014)With the extension in computer networks and appearing new attacks, seems that security is more necessary than before. Intrusion Detection System (IDS) is one of the most important methods to develop security in computer ... -
Study on Refractory Material Used Forthe Wear Laver of the Tundish
(Universitatea "Dunărea de Jos" din Galaţi, 2014)The continuous casting of steel is a modern and efficient process for the production of semi-finished products required for the other components of steel industry. In order to improve the quality of continuous cast slebs ... -
Study on Some Copper-Molybdenum Based Composite Materials Condensed from the Vapour Phase
(Universitatea "Dunărea de Jos" din Galați, 2007)Design features of equipment are given for realizing high-speed process of electron beam evaporation and condensation. Peculiarities of phase composition and structure of a crystallized pool (melt) on copper base are ... -
A Study on Stevens' Power Law Applied on the Human Perception of a Running Vehicle Transmitted Vibrations
(Universitatea "Dunărea de Jos" din Galați, 2009)This paper studies the way humans perceive vibrations induced by a running vehicle, starting from Stevens’ Power Law. The measurable physical magnitude was the acceleration transmitted to the hand-arm system. The ... -
Study on the Application of the Prudence Principle in Accounting of Credit Institutions
(“Dunarea de Jos” University of Galati, 2014)With effect from 1 January 2012, according to The NATIONAL BANK of ROMANIA No. 27/2010, International Financial reporting standards (IFRS) have become the basis of the accounting system used by credit institutions in ... -
Study on the influence of Sonic Generator Geometry on Acoustic Parameters
(Universitatea "Dunărea de Jos" din Galați, 2010)The acoustical parameters, dimensional determination and construction of sonic generator is described in the paper. The generator’s dimensional determination and construction show that the nozzle slot, the axial resonator ... -
Study on the Influence of the Chemical Composition in the Thermomechanical Processing of the Steel
(Univesitatea "Dunărea de Jos" din Galați, 2009)This paper presents the results of industrial scale researches on the influence of the chemical composition on the characteristics of high yield point plates of wieldable fine grain steels. The comparative study of the ... -
Study on the Influence of Ultrasound Frequency Emitted by a Sonic Generator on Water Parameters
(Universitatea "Dunărea de Jos" din Galați, 2013-10-01)The importance of ultrasound frequency radiated by the sonic generator in the evolution of water quality parameters and its variation according to the pressure level of input air are described in the paper. Also, ... -
A Study on the Prediction of Stability Behaviour for Flexible Rotor in Journal Bearings
(Universitatea "Dunărea de Jos" din Galaţi, 2007)The influence of the labyrinth seals on the dynamic behaviour of a flexible rotor in journal bearings is investigated. In particular a code which makes possible the determination of the stiffness and damping coefficients ... -
Study on the Relationship Between Stability and Energy Efficiency of Hydraulic Excavators
(Universitatea "Dunărea de Jos" din Galați, 2014)The cycle of operation of hydraulic excavators has a series of steps in which large masses are accelerated and then braked. The presence of additional masses on the excavators improves stability but reduces energy efficiency. ... -
Study on the Rheology of Corn Oil Subjected to Forced Oxidation
(Universitatea "Dunărea de Jos" din Galaţi, 2014)This paper reflects a study on the rheology of corn oil in unoxidized state, subjected to forced oxidation treatment. Using the Rheotest2 system, the variation of dynamic viscosity with temperature and shear rate, using ... -
Study on the Soil chemical Pollution in the Area of the Residual Bauxite Lake "Mineri"-Tulcea
(Universitatea "Dunărea de Jos" din Galați, 2017)The paper presents a study on the impact of chemical pollution of the soil, from residual bauxite lake, from "Mineri", in the areal of Tulcea. Soil samples were taken from the lake, and from the immediate area of the ... -
Study on the Specific Effects of Corrosion processes on Ancient Bronze Artefacts
(Universitatea "Dunărea de Jos" din Galați, 2007)The paper presents the cases of the corrosion processes which take place on starting from the usage period when the primary patina is being formed and when the secondary patina starts, than continuing with the archaeological ... -
Study Regarding Gravimetrical Corrosion of the Superficial Layers Obtained Through Electrical Discharge
(Universitatea "Dunărea de Jos" din Galați, 2009)The experimental research was made on superficial layers laid-down through electrical sparking on the steel carbon OLC 45 probes, the used electrode being made from a corrosion resistant material (Copper). The probes ...
