Căutare Scientific papers - Annals of "Dunarea de Jos" University of Galati - Analele științifice ale Universității "Dunărea de Jos" din Galați după Titlu
Afișează articolele 1685-1704 of 1845
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The influence of the physical-Chemical Factors on the Distribution of Heavy Metals in the Delta Ecosystems
(Universitatea "Dunărea de Jos" din Galați, 2015)Recognized to the influence of micropollutants, heavy metals represented on the ecological status of surface waters, including delta ecosystems, the paper aims to study the impact of environmental factors (temperature, ... -
The influence of the Rolling track on the Dynamic Comportment of the equipement on tyres
(Universitatea "Dunărea de Jos" din Galați, 2005)The paper presents aspects connected to the comportment of the vehicle on wheels which moves on dislevement soil. A complete dynamic model is realized for a vehicle on wheels with tyres, which wheels are rigidly tied to ... -
The Influence of the Sintering Atmospheres on the Wear Behaviour of the Copper Based Alloys
(UDJG, 2010)The Powder Metallurgy (PM) technique allows manufacturing the sintered selflubricating materials having a high wear resistance. It is well known that the small and medium sized bearings are processed by PM with better ... -
The Influence of the Steel's Surface Quality on the Electroless Ni-P Coatings
(Universitatea "Dunărea de Jos" din Galaţi, 2015)The method of autocatalytic reduction coating assures a precise reproduction of the coated surface. This is an advantage when the support surface has a complex geometry but also becomes a disadvantage because it requires ... -
The Influence of the Thermomagnetic Treatments on the Hardness Number of Steels and the Superficial Layers Nitrided Durability
(Univeritatea "Dunărea de Jos" din Galați, 2005)Two types of steels subjected to a nitriding thermo-chemical treatment after thermomagnetic treatments. The structural aspects into superficial layer of these steels are studied during friction process by using of an ... -
The Influence of the Thermomagnetic Treatments on the Nitrided Superficial Layers Evolution after Wear Process (III)
(UDJG, 2011)Two types of steel grades were subjected to a nitriding thermo-chemical treatment after the thermo-magnetic treatments. The structural aspects of the superficial layers of these steels are studied after the friction process ... -
The Influence of Waste Composition on the Pumping System Corrosion
(Universitatea "Dunărea de Jos" din Galați, 2017)Wastewater piping systems in urban agglomerations or industrial areas have problems with the wear and tear of equipment and water transport pipelines used. The problems are related to hydromechanics wear and corrosion ... -
The juridical status of adoption by same-sex couples
(Universitatea ,,Dunărea de Jos" din Galați, 2008-01) -
The Laboratory Experiments Regarding the Intercritical Heat Treatments Applied an the Low-Alloyed Steel
(Universitatea "Dunărea de Jos' din Galați, 2006)The paper presents the research results regarding the influence of the intercritical thermal treatments carried out on some hypoeutectoid steel castings. The purpose of this research at the laboratory scale is to ... -
The Level of Confidence for a Ship Hull Girder
(Universitatea "Dunărea de Jos" din Galaţi, 2007)Structural estimation consists in a set of activities done to certificate security and reliability of an existing ship for its residual service life. Depending on ship’s type and damages, there are alternatively evaluation ... -
The Level of Noise Pollution in University Campuses Administered by the University of 1 December 1918 in Alba Iulia
(Universitatea "Dunărea de Jos" din Galați, 2018)Sound pollution is becoming a major problem because of multiplying sources of noise. In this study, I will present the results of the noise measurements carried out in the four campuses of the 1 Decembrie 1918 University ... -
The Management of Work Risk for a Plate Rolling mill Machine
(Universitatea "Dunărea de Jos" din Galați, 2013)Arcelor Mittal is the leader on important iron and steel global markets. This company has a performant system for research, for iron and steel plate production and has a top network for distribution, too. The company ... -
The Mechanical Low Frequency Signal Reconstruction by it's Spectral Components
(Universitatea "Dunărea de Jos" din Galați, 2007)This paper is a point of view of a new way of signal reconstruction through it’s spectral components. Sampling theory is analyzed from different perspectives, what means if for technical reasons the time can’t be sampled ... -
The Mechanism of Phase Transformation to Obtain Zinc-Iron Coatings
(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 ... -
The Method for Remote Control of a Mechatronic System, Based on a Bluetooth Module
(Universitatea "Dunărea de Jos" din Galați, 2015)The paper presents a mechatronic system programmed and controlled by a PLC. The mechanical structure consists of a Dc motor and pneumatic actuators. The Control from short distance is necessary in many industrial appl ... -
The Model of the Forging Hammers Like System with three Degree of Freedom
(Universitatea "Dunărea de Jos" din Galați, 2004)Forging hammers cause very high vibration levels, so vibration control is advisablein nearly all cases. For this reason, in present exist recearch with the object of to decrease and eliminate the shocks and vibration ... -
The Modern State of Works in Field of Electron-Beam Technology of Melting and Evaporation of Metals and Non-Metals in a Vacuum
(Universitatea "Dunărea de Jos' din Galați, 2008)In developing of new processes for growing metal (composite) films, the main attention is given to controlling the metal vapour flows: through energy state of the condensing particles, their molecular composition, ... -
The Monitoring of Chattering in Cold Rolling Mill System with Stands for Thin Strip
(Universitatea "Dunărea de Jos" din Galați, 2007)Each system (stand – driving) and the continuous rolling line to which it belongs have its own functional and energetically parameters. To reduce any faults of the strip surface it is also necessary to check (eventually ... -
The necessity of adopting a communitarian regulation regarding human rights
(Universitatea ,,Dunărea de Jos" din Galați, 2008-01)One of the basic principle of the European Union and the essential condition on which is based its legality is the respect of the fundamental rights. The Court of Justice reaffirmed in many turns this obligation of the ... -
The Neuber’s Rule and a Correlation Between Fretting Fatigue and Plain Fatigue
(UDJG, 2010)Based on these experimental observations and on the remark that any small change on the discontinuity geometry has a significant effect on the stress distribution around it, a stress concentration factor is mandatory to ...
