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Afișează articolele 1851-1870 of 2993
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Numerical Modelling of 3D Impact
(UDJG, 2010)The paper presents a virtual device designed for studying tri-dimensional impact. The main goal of the work is to present a solution for finding the coefficient of restitution for the tri-dimensional case of a sphere ... -
Numerical simulation of the ship hull hydrodynamic performance
(Universitatea „Dunărea de Jos” din Galați, 2023) -
Numerical Simulations of the Special Isolation Devices Against Vibratory Actions
(Universitatea "Dunărea de Jos" din Galați, 2007)In this paper the author use the physical and mathematical models for the antiseismic and antivibrational elastic systems and describe the dynamic behaviour of this systems, for the few types of the vital equipment - ... -
A Numerical Solver for the Wheel-Rail Contact Subjected to Combined Loads
(Universitatea ”Dunărea de Jos” din Galați, 2009)A working algorithm, able to be incorporated into a computer code, has been developed to solve the stress state in the general case of non-Hertzian contacts. Brent’s method has been involved to find the contact point for ... -
Numerical Study on Ballistic Phenomena-Part Two
(Universitatea "Dunărea de Jos" din Galați, 2016)The study of ballistic phenomena (interior ballistics, exterior ballistics and terminal ballistics) is an activity that involves the use of complex and at the same time very expensive equipment. Also, another aspect worth ... -
Numerical Treatment of some Complex Dynamic Processes of Saturated Induction Machine
("Dunarea de Jos" University of Galati, 2002)Three variants for the mathematical models of the saturated induction machine (the exact one, the classical one and the simplified one) are used for the analysis of the reversal process combined with one short mechanical ... -
"NX Manufacturing" - Digital Manufacturing Integrated Solution for PLM
(Universitatea "Dunărea de Jos" din Galați, 2014)This paper presents a description of the integrated manufacturing solution produced by Siemens NX MANUFACTURING INDUSTRY SOFTWARE - that respects the principles of the concept of Product Lifecycle Management (PLM). It's ... -
NX Siemens - Integrated Solution of PLM Mechanical Design
(Universitatea "Dunărea de Jos" din Galați, 2014)This paper presents a description of the integrated solution for the SIEMENS NX design – meeting the principles of the concept Product Lifecycle Management (PLM). There is also a succinct explanation of the origin and ... -
O bibliotecă şi mai multe interfeţe
(Axis Libri: revistă culturală, 2013) -
O modalitate de comunicare globală TED - idei ce merită răspândite
(Axis Libri: revistă culturală, 2013) -
Object Oriented Architecture for Product Information System Engineering
(Universitatea "Dunărea de Jos" din Galați, 2017)The product information system is an organizational device for regulating the creation, circulation, use and evolution of the information assets of the product definitions. It refers to all the information that defines ... -
Obtaining and Characterisation of Thermoresistive Pigments
(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 ... -
Obtaining and characterization of some vegetal extracts with biologically active potential from aromatic plants
(Universitatea "Dunărea de Jos" din Galaţi, 2011)The need for clean processes and safe products is the essece of green chemistry which is linked to environmental protection and the demand for quality and value added products. These processes apply to all sectors of ... -
Obtaining and Characterizing TIN-LEAD Coatings on Steel Band
(Universitatea "Dunărea de Jos" din Galaţi, 2012)The experimental research was at the basis of the hot immersion coating technology with Sn-Pb alloy of the steel bands presented in the study. The characterization of these layers was achieved through microscopic analyses ... -
Obtaining and Studying Tensile Strength for Non-Precious Alloys Based Cobalt
(Universitatea "Dunărea de Jos" din Galați, 2014)This paper presents aspects of obtaining non-precious dental alloys of Co-Cr-Mo alloys system and experimental tests to determine tensile strength, carried on standard flat specimens. -
Obținerea si caracterizarea în sistem tribocoroziv a straturilor nanostructurate în matrice de cobalt cu fază dispersă de particule bioceramice de CeO2
(Universitatea "Dunărea de Jos" din Galați, 2020)Obiectivul general al cercetării prezentate în lucrare este de a îmbunătăți suprafața oțelului inoxidabil 304L prin metoda electrochimică de codepunere în matrice metalică de cobalt a fazei disperse de nanoparticule de ... -
Obținerea și caracterizarea unor compuși heteroaromatici cu proprietăți bioactive utilizând metode clasice sau aparținând chimiei verzi
(Universitatea „Dunărea de Jos” din Galați, 2023)Compușii cu nucleu piridinic au atras atenția pentru potențialele aplicații în diverse domenii precum biochimie, știința materialelor, medicină sau biologie moleculară, datorită diferitelor lor stucturi chimice, proprietăților ... -
Obţinerea şi caracterizarea glicozid-hidrolazelor din familia xilanaze biosistetizate de streptomicete selecţionate
(Universitatea "Dunărea de Jos" din Galaţi, 2011)Teza de doctorat cu tema: Obţinerea şi caracterizarea glicozid-hidrolazelor din familia xilanaze biosintetizate de streptomicete selecţionate a vizat obţinerea de enzime din clasa glicozid-hidrolaze, in special cele ... -
Obţinerea şi caracterizarea unei lipaze bacteriene active la temperaturi scăzute
("Dunarea de Jos" University of Galati, 2011)Enzimele care hidrolizează lipidele şi derivaţii acestora sunt denumite generic-lipaze. Oamenii de ştiinţă au realizat performanţa peproducerii proceselor naturale de sinteză şi degradare în vitro cu scopul obţinerii unor ... -
Obţinerea, caracterizarea şi evaluarea potenţialului antimicrobian al unor compuşi bioconservanţi obţinuţi prin biotransformarea unor lipide din surse vegetale
(Universitatea "Dunărea de Jos" din Galaţi, 2012)Tendintele asigurării unei alimentaţii moderne corelate cu sănătatea populaţiei au determinat intensificarea cercetarilor de înlocuire a aditivilor de sinteza chimică, în special a compuşilor conservanţi, cu compuşi naturali ...
