Căutare Scientific papers - Annals of "Dunarea de Jos" University of Galati - Analele științifice ale Universității "Dunărea de Jos" din Galați după Titlu
Afișează articolele 770-789 of 1845
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Influence of Sliding Speed and Average Pressure in Dry Regim Upon Wear of Composite with PA and Micro Glass Spheres
(Universitatea ”Dunărea de Jos” din Galați, 2009)The papers presents the wear results of testing a set of composites PA + 1% black carbon + x% micro glass spheres, where x is the micro glass sphere concentration (x=0, 5, 10, 20, 30wt) using a pin-on-disc tribotester, for ... -
Influence of Some Technological Parametersof Fluidized Bed Carbonitriding on the Surface Hardness of Carbonitrided Parts from Low Allow Steels
(Universitatea "Dunărea de Jos" din Galați, 2016)The paper describes the experimental research of thermos-chemical treatment of carbonitriding performed on samples of different brands of low alloy steels. The technological parameters whose influence on the carbonitrided ... -
Influence of Steel Modification Allied with 4-7%Si on Macrostructure
(Universitatea "Dunărea de Jos" din Galați, 2006)The goal of this paper is to test the effect of odification process of liquid steel with 4-7% silicon content, in the course of pouring out from steel-smelting furnace into ladlet, on macrostructure. The research settled ... -
Influence of Substrate Temperature on Structural and Morphological Properties of SnO2 Nanostructured thin Films
(Universitatea "Dunărea de Jos" din Galaţi, 2013)SnO2 nanostructures thin films with thickness of 500 nm were prepared by electron beam-physical vapor deposition on glass substrate at temperature of 300, 373, 443, and 583 K. Structural and morphological properties of ... -
Influence of Technological Parameters on the Evolution of Nickel Films Deposited by Electrolysis
(Universitatea "Dunărea de Jos"din Galați, 2009)The influence of technological parameters on the structure of nickel layers electrodeposited on a copper substrate in a Watts bath has been studied. The complex influence of current densities, temperature and pH values ... -
Influence of the Anodic Oxidation Treatment on the Corrosion Behaviour of Aluminium and Aluminium Alloyss
(Universitatea "Dunărea de Jos" din Galați, 2015)This paper deals with the effect of anodic oxidation treatment on the corrosion behaviour of 6061 aluminium alloy in natural sea water. Anodic oxidation treatment leads to the formation of an amorphous oxide layer on the ... -
Influence of the Behavior of Nonlinear viscoelastic Systems Bearing on the Dynamic of Bridge Structures
(Unioversitatea "Dunărea de Jos' dibn Galati, 2011)Modern structures of bridges and viaducts require dynamic isolation systems, designed to eliminate or mitigate the destructive effects of intense traffic and seismic activity on these constructions. This paper studies ... -
Influence of the Chemical Composition on the Behavior of Austenitic Stainless Steel in Fliid Layer Nitriding Process
(Universitatea "Dunărea de Jos" din Galaţi, 2008)The main factors that influence the stainless steel behavior to the nitriding process are: chemical composition, nitriding temperature, treatment time. Researches have revealed that, with low temperature nitriding, the ... -
The Influence of the Economic Crisis on EU Financial Regulations Changes
(Editura Europlus Galaţi, 2011-01) -
The Influence of the Economic Growth Process on Romanian Employment
(Europlus Galati, 2012-03)The aim of this paper is to analyse the influence of the economic growth process on the Romanian employment, in the 1990-2010 period. The results of this study highlight, on the one hand, the existence of a negative ... -
Influence of the Furnace Temperature in Continuous Flux quenching on the Characteristics of Low Carbin Steel Straps
(Universitatea "Dunărea de Jos" din Galați, 2007)In this paper there are presented mechanical characteristics (resiliency, elongation) and structural characteristics resulted from quenching thermal treatment made on an experimental installation, in continuous flux, on ... -
Influence of the Road Dislevels Upon the Traction System of the Self-Propelled Machines
(Universitatea "Dunărea de Jos" din Galați, 2007)The kinematic response is caused by run away about the equipment of the movement modeled in the mechanic system with degree of freedom. The kinematic excitation considered produces harmonic formally to the organ axle of ... -
The Influence of the Ship's Steering Machine Over Yan and Roll Motions
("Dunarea de Jos" University of Galati, 2003)The steering machine is a nonlinear system, with two important limitations: the maximum rudder angle and rudder rate. Therefore, the commands from yaw and rudder-roll control systems are modified and the expected effect ... -
Influence of the Sliding Speed on the Elastohydrodynamic Regime
(Universitatea ”Dunărea de Jos” din Galați, 2008)The study of the elastohydrodynamic (EHD) lubrication regime is characterristic for the heavily loaded gears and can be modeled on a two disk (SAE) rig. It is very important to observe and determine the lubrication regime ... -
The Influence of the Statistics in the Achievement of the Models of Training for to Develop the Coordination
(“Dunarea de Jos” University of Galati, 2010)The technico-tactical preparation of the young players with the age of 13-14 years will be oriented in the view of the improvement and the perfection of each play element in part, in time what the strictly speaking game ... -
Influence of the Unconventional Treatment Applied to a Steel on the Corrosion Evolution
(Universitatea "Dunărea de Jos" din Galați, 2016)The study of an alloyed steel with Cr Mo with an important content of aluminum (0.9…1.2%), unconventionally treated in magnetic field, is attractive because of the durability which increases along with the improvement ... -
Influence of Thermal Treatment on Zirconia Powder
(Universitatea "Dunărea de Jos" din Galați, 2013)Zirconia powder in amorphous state was prepared by electrolytic deposition method (ELD) and then it was subjected to a thermal treatment according to a typical diagram. The structural changes in zirconia powder induced ... -
Influence on Energy Efficiency Oof Mechanisms Operated With Hydraulic Cylinders
(Universitatea "Dunărea de Jos" din Galați, 2013-05-01)During the operation of mechanisms operated by hydraulic cylinders significant energy losses occur. They is due to the loss of flow, pressure and friction losses that occur in the system. This paper highlights the connection ... -
Influence Pressure and Size Particle to Extraction by CO2
(Universitatea "Dunărea de Jos" din Galaţi, 2008)Supercritical fluid extraction (SFE) is an efficient extraction technique for the separation of various organic compounds from herbs, or more generally, from plant materials. These proporties of SFE make the products ... -
Influencing Factors of Rural Human Consumption in China
(“Dunarea de Jos” University of Galati, 2014)The paper combines the social capital theory, the ordered choice model, and the case study in order to analyze the influence factors of the rural human consumption. The results show the presence of inverted U shape curve ...
