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Afișează articolele 1241-1250 of 1945
Analysis of the Floods Effects in June 2016 in the Voronet River Hydrographic Basin
(Universitatea "Dunărea de Jos" din Galați, 2017)
The paper presents an analysis of the hydrological risk parameters registered
in the Voroneţ river basin. The studies and researches took place on the Voroneţ
River after the June 2016 floods. The research has taken into ...
Experimental Research on Increasing the Durability of Cast ATCSi 5 Cu 1 Alloys for Sea Ships Through Heat Treatment
(Universitatea "Dunărea de Jos" din Galați, 2017)
This paper presents an experimental research study on the utilization of
complex heat treating on aluminum alloys in order to increase their durability. The
practical usage of the studied aluminum alloys (more specifically, ...
Calculation of the Deposited Layer Thickness Through Side Injection of Powder Using CO2 Laser
(Universitatea "Dunărea de Jos" din Galați, 2017)
The paper presents a simplified theoretical model for estimating the operating
parameters of the laser deposition by injecting the powder into the metal bath. The
study considered the influence of the powder particles ...
The Influence of Moisture on Thermal Conductivity for Building Materials
(Universitatea "Dunărea de Jos" din Galați, 2017)
The purpose of the study is to determine the influence of moisture on thermal
conductivity for a range of building materials. A series of building materials and
insulation materials have a porous, fibrous or granular ...
Analysis of the Performance Coefficient of the Energetical Recovery of the Domestic Waste
(Universitatea "Dunărea de Jos" din Galați, 2017)
The paper critically analyses the way of defining the coefficient of
performance of the systems used for the recovery of the energy of the domestic
waste in cogeneration plants. The R1 criterion of performance of the ...
Laser Cladding of High-Speed Steel on a Steel Support
(Universitatea "Dunărea de Jos" din Galați, 2005)
Multilayer cladding by injection of high-speed steel powder with 0.82%C,
4.7%Mo, 6.4%W, 4.1%Cr, 2.02%V, 0.3%Mn, as chemical composition, in melted
bath by CO2 continuous wave laser connected to x-y-z coordinate table was ...
Aspects Regarding the Widia Plates Behaviour Covered with TiN During the Cutting Process
(Universitatea "Dunărea de Jos" din Galați, 2005)
The microscopic property that depends on the interfacial structure and on
the tension to which the interface is submitted is called adherence. The strong
connection in the interfacial area, low tension gradients, the ...
Physico-Mechanical Characteristics of Hard Alloys Made Out of Many Carbides
(Universitatea "Dunărea de Jos" din Galați, 2005)
The Hard alloys of type WC-TiC-Co can be used to process materials with long
chips, such as steels [1].
Titanium carbide or TiC-WC solid solutions, added as alloying constituents in
the compositions of WC-Co pseudo-alloys ...
Corrosion Resistance of the Composition Materials System (Cu-Al)-Mo, Obtained by the EB-PVD Method
(Universitatea "Dunărea de Jos" din Galați, 2005)
For development of new composition materials for the electric contacts, which
would differ by high electric conductivity, mechanical properties, corrosive and
erosion resistance in conditions of high temperature’s ...
Experimental Reaearch of Sintered Porous Materials of Bronze Powders
(Universitatea "Dunărea de Jos" din Galați, 2005)
Porous sample were fabricated by sintering of bronze ( Cu Sn10) with
different particle size range. The paper investigates the influence of the particle size
distribution, temperature and sintering time on the structural ...