Căutare Scientific papers - Annals of "Dunarea de Jos" University of Galati - Analele științifice ale Universității "Dunărea de Jos" din Galați după Data publicării
Afișează articolele 241-260 of 1845
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Research on Surface Roughness by Laser Cut
(Universitatea ”Dunărea de Jos” din Galați, 2006)Laser cutting is one of the most industrial applications. Laser cutting with oxygen is used primarily for cutting of mild and low-alloyed steels. Cut surface quality is a very important characteristic of laser cutting that ... -
Flexible Objects Vibration Control and Handling Using DD Robot Arms
(Universitatea "Dunărea de Jos' din Galați, 2006)This paper addresses issue of flexible object manipulation by using robot arms. The main objective is to establish a suitable control system of the robot for performing flexible object manipulation tasks. A force sensor ... -
Study about Dynamic Behavior of Suspended Sieve to Machine of Sorted Self-Propelled KT 45/18/13
(Universitatea "Dunărea de Jos" din Galați, 2006)In his work studied machine of sorted self-propelled KT 45/18/13. This is a made in product brand name Romania S. C. RALLY-BM. Com. Srl and is used-up for the assortment through material vibrations of grain miscellaneous ... -
The Numerical Pretend of Behavior in a impermanent system of Slow Hydrostatical Motive with Radial Pistons and Multiperiodics Sinusoidal Cams
(Universitatea "Dunărea de Jos" din Galați, 2006)The work is approaching theoretical and experimental appearances in concerning static and dynamic characteristics of slow hydrostatical motive with radial pistons. Is presented the static model of characteristics of flow ... -
Study of the internal Resonance of a two-Degree-of-Freedom Non-Linear Dynamic System
(Universitatea "Dunărea de Jos" din Galați, 2006)The paper analyses a two- degree- of- freedom dynamic system, by taking into account its non- linearity. The case of the internal resonance is studied and, by local analysis, Hopf bifurcations are emphasized. Periodic ... -
NDT of Cementitious Materials
(Universitatea "Dunărea de Jos" din Galați, 2006)The US method presented an automatically extract certain parameters of US waves, parameters that have been continuously recorded during the mortar hardening process. Until now, the standard methodes measured only ... -
Computer Symulation of the Earthmoving Machine to Pass Over Roughness Road
(Universitatea "Dunărea de Jos' din Galați, 2006)In this paper the author proposed a model for computer simulation of earthmoving machine passing over the roughness roads. It's important to know the dynamic overloads into the bucket rotation system which is frecvently ... -
Vibration Measurement Equipment
(Universitatea "Dunărea de Jos" din Galați, 2006)This paper describes the principles of operation of typical instrumentation used in the measurement of shock and vibration. It deals with the measurement of parameters which characterize the total (broad-band) signal. -
Acoustical Telemetry
(Universitatea "Dunărea de Jos" din Galați, 2006)The work presents a method of position measuring of a mobile body on straitened areas using the acoustical wave. The advantages of the acoustical telemetry consist on contactless measurement of the position and on higher ... -
The Approximate Analytical Solutions for the Differential Equations which Desccribe Free Vibrations of Non-Linear Mechanical Systems
(Universitatea "Dunărea de Jos' din Galați, 2006)The oscillation movement of a mechanical non-linear system is not easy to solve exactly on analytical way. The approximate solutions are based on different methods and give different values with different approximation degree. ... -
Computational Dynamics of the Elastic Antivibrational Systems with Non-Linear Stiffness
(Universitatea "Dunărea de Jos" din Galați, 2006)In this paper the author present a set of mathematical models, usable to simulate and analyse the static and dynamic behaviour aspects, both for the passive antivibrational and anti-seismical systems, and for all the ... -
Dynamical Characterization Behavior of Machine Foundation whit Percussion Stresses Applied
(Universitatea "Dunărea de Jos" din Galați, 2006)This paper presents a dynamical analyze on the foundation of machine when are apply stresses such the beat (percussion). In this way can be evaluate dynamical response of the structure, in our case foundation of machines, ... -
The Influence of Nonlinear Behavior of Viscous-Elastic Element on Equipment Foundation with Dynamical Apply Stresses
(Universitatea "Dunărea de Jos" din Galaţi, 2006)This paper presents a dynamical analyze on the foundation of machine when are apply stresses such the beat (percussion) in nonlinear behavior of the viscous-elastic elements hypothesis. In this way can be evaluate (more ... -
Cost Optimazation at the Worm Cutter Splinting
(Universitatea "Dunărea de Jos" din Galaţi, 2006)In order to get goods at the worm cutter splinting, an important method is to reduce the energetical charging and the cinematic unevennesses. It is explain that the costs are important to get a good price at the splinting ... -
On the Linear Elastic Deformations for plane curved Bems in their Plan Loded, Using the Finite Element Method
(Universitatea "Dunărea de Jos" din Galaţi, 2006)The study want to make a comparison between tho calculus methods of the linear elastic deformations for plane curved beams in their plan loaded. The results obtained with the finite element analysis have some important ... -
3D Modelling a Spur Gearing with Solid Edge
(Universitatea "Dunărea de Jos" din Galaţi, 2006)The software Solid Edge software is a useful 3D computer aided design (CAD) running under Windows. The commands and icons of Solid Edge software offer the possibility to design various solids. In this paper are presented ... -
The Analysis of the Torsional Springs' Inertia Influence on the Resonance Characteristic of the elastical Mechanical Systems
(Universitatea "Dunărea de Jos" din Galaţi, 2006)The study presents the phases and the final result of the physical and mathematical models' elaboration of elastic mechanical systems with one degree of freedom taking into consideration the distributed mass of the twist ... -
Conditions in wich Limit Speed Link Holder Equipment Ditch Attached Machinery with base Machine Overhead Loader
(Universitatea "Dunărea de Jos" din Galați, 2006)The paper studies conditions in wich limit speed link holder equipment ditch attached machinery with base machine overhead loader. Along the abbreviate calculations on explore condition stability landportiere range the ... -
The Experimental Analysis of Dynamic Parameters to the Vibrating Screen with Function in Resonance
(Universitatea "Dunărea de Jos" din Galați, 2006)In this paper is presented the method of experimental analysis for establish the dynamic parameters to the vibrating screen, with function in resonance. -
3D Modelling a Spur Gearing with Solid Edge
(Universitatea "Dunărea de Jos' din Galați, 2006)The software Solid Edge software is a useful 3D computer aided design (CAD) running under Windows. The commands and icons of Solid Edge software offer the possibility to design various solids. In this paper are presented ...
