Căutare 1995-2015 după Data publicării
Afișează articolele 61-80 of 326
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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 ... -
Evaluation of Thermal Stresses in Thermo-Abrasive Blasting Nozzles
(Universitatea "Dunărea de Jos" din Galați, 2006)Thermo-abrasive blasting is a technique, which combines conventional abrasive blasting and HVAF processes to prepare surfaces prior coating. Thermo-abrasive blasting has a number of advantages over conventional abrasive ... -
A Web Based Framework Supporting Collaboration in the Manufacturing Process
(Universitatea "Dunărea de Jos" din Galați, 2006)Despite the rapid evolution of technology and more specifically of the web and the services provided, the weakness of an immediate transformation of data exchange in the manufacturing world still exists. The need ... -
Conceptual Design of the Electrical Micro-Hydro-Power Station for the Conversion of Flowing Water Kinetic Energy Into Mechanical and Electrical
(Universitatea "Dunărea de Jos" din Galați, 2006)The engineering complex study of the triad “gear-technology-transmission” has permitted to elaborate a new type of precessional transmissions with multicouple gear. In this paper, the authors present the mathematic model ... -
Dextrous Hand-Grasping Preshaping
(Universitatea "Dunărea de Jos" din Galați, 2007)The research conducted in human grasping have emphasized three main phases: the visual location of the target, when the object is analyzed an recognized, the reaching phase of grasping, when the hand preshapes in order ... -
The Energetic Analysis of Hydraulic Actuators Used for Small Mobile Cranes
(Universitatea "Dunărea de Jos" din Galați, 2007)The paper presents applied usual solutions to the action of light self-propelled cranes, up to 6 tf. It is accomplished an analysis of usual solutions of action and more over of comanding the equipment. It is analized ... -
A Model of the Mechanical Waves in Curved Bars
(Universitatea "Dunărea de Jos" din Galați, 2007)The different classical models of the mechanical waves in bars cover every a single type of the wave, respectively only longitudinal, transversal, inflexion or torsion wave and only in a rectilinear bar, every with his ... -
Study of Noise Produced by Elevators Inside Buildings
(Universitatea "Dunărea de Jos" din Galați, 2007)This paper studies the way in which elevators movement produces work perturbing noises. The studies were made on two types of buildings: a modern building, with noiseless elevators and another one with old elevators. ... -
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 ...