Căutare 1995-2015 după Titlu
Afișează articolele 267-286 of 326
-
The Character of the Dynamic Processes in the Proportional Servodriving Systems of the Hydraulic Pumps Capacity
(Universitatea "Dunărea de Jos" din Galați, 2003)The proportional servodriving systems of hydraulics pump capacity are used in many more applications in tehnological equipments driving. Thus, the construction of specialized pumping hydraulics units, like the A10VG and ... -
The Coefficient of Restitution in the Plastic Deformation Process
(Universitatea "Dunărea de Jos" din Galați, 2004)In the analysis of dynamic processes and plastic deformation which appear on the forging and die forging equipments dint the shocks (forging hammers and screw presses), it is use frequently theoretical study of de collision ... -
The Concept of Competitive Management for Manufacturing Systems
(Universitatea "Dunărea de Jos" din Galați, 2008)Competitiveness is a general characteristic of enterprises, ensuring their viability. In economic literature, competitiveness is particularly analyzed from an economic and managerial viewpoint, dealing with or not ... -
The consolidation Equipment Work Devices Vibrations Frequency Influence about the Railway Stabilization Process
(Universitatea "Dunărea de Jos" din Galați, 2002)In this work presented the experimental research realized on the stand in the laboratory. The experimental researches have as the goal the study of the influence the frequency vibration of the work device concerning the ... -
The Constructive, Dynamic and Technological Performance of Anchors with Strands for Strengthening the Foundation System Buildings
(Universitatea "Dunărea de Jos" din Galați, 2015)The paper presents the special joint systems type anchor - concrete. The study was conducted with the hypothesis according to which the steel anchors are provided through longitudinal cuts in the form of "fringe" as ... -
The Dinamic Response Analysis of the Viaduct Supported on Anti Seismic Systems with Selective Links as Viscoelastic and Dry Friction Type
(Universitatea "Dunărea de Jos" din Galați, 2013-10-01)This paper analyzes, on the theoretical level, the dynamic response of a viaduct section, dynamically isolated by systems with a selective type of links with viscoelastic and with dry friction. Evaluation of kinematic ... -
The Dynamic Analysis of the Inrtial Vibrating Screens Modeled as 3DOF Elastic Systems
(Universitatea "Dunărea de Jos" din Galați, 2012)The paper proposes an approach of a 3DOF (3 Degree Of Freedom) dynamic model for the vibrating screens, with the purpose of determining some impartial criteria for the appreciation of dynamic characteristics of the ... -
The Dynamic Modelling of the Mechanical Systems. Calculus of the Equivalent Mass and Equivalent Mass Inertia
(Universitatea "Dunărea de Jos" din Galați, 2007)This study presents the phases and the final result of the physical and mathematical models' elaboration of mechanical systems with elastical and rigid elements taking into consideration the equivalent mass and inertia. The ... -
The Dynamic of Material Particle Movement on Vibrating 2D and 3D Modeled Sieves in CAD Systems
(Universitatea "Dunărea de Jos" din Galați, 2008)In this paper are presented aspects concerning the dynamic of material particle movement on sieves for cleaning and sorting. In the first part of the paper there is a short classification of the sieve types used for the ... -
The Dynamic Study of the Crane "MT-40" in the Process of Gyrations
(Universitatea "Dunărea de Jos" din Galați, 2002)This work proposes the determination of the dynamic behavior of a tower crane in the process of gyration in sight of a move burdens in the most disadvantageous conditions and namely: in the crane’ s hook it is a solid body ... -
The Dynamics Analysis of the Forced Steady-State for the Vertical Towers Chillers with Internal Axial Flow Fan
(Universitatea "dunărea de Jos" din Galați, 2003)This study presents some of the phases of the physical and mathematical models' elaboration of the vertical tower chillers with a single axial flow fan, which are used in social and civil buildings to prepare conditioning air ... -
The Dynamics of the Moving Transmissions
(Universitatea "Dunărea de Jos" din Galați, 2015)The chargers on tire with direction through side-slip are equipments for used loading different materials, having very good manoeuvrability in narrow places due to the possibility of turning around their centre of weight. ... -
The Dynamics of the Rigid Body with Passive Hydraulics Linkages
(Universitatea "Dunărea d Jos" din Galați, 2007)The paper refers to the case of the rigid body subject to linkages materialised through linear hydraulics engines. We will settle the mathematic model of the rigid and will determine its kinetic and dynamic characteristics. ... -
The Emfi Material and their Use
(Universitatea "Dunărea de jos" din Galați, 2010)ElectroMechanical Film (EMFi) is a thin, plastic material that can be utilized as a sensor and actuator. EMFi is quite new material in the field of ultrasonics and has favorable properties like good matching to air ... -
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 ... -
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. -
The Friction Force Dependence at Simple Pendulum Sliders by Relative Speed and Temperature of the Surface in Contact
(Universitatea "Dunărea de Jos" din Galați, 2014)Some bridges located in areas of high seismic risk have the decks supported through simple pendulum what dissipates energy by dry friction. The friction force that occurs by motion of the two surfaces is dependent on both ... -
The Grinding Charge of Rotary Mills
(Universitatea "dunărea de Jos" din Galați, 2007)This paper presents the achievemens of grinding charge for the tube mills with balls.The author shows charactheristic size of grinding media charge: bulk density, porosity, filling degree. Regarding this last size,the author ... -
The Idenfication (In Simulink) of an Elastic
(Universitatea "Dunărea de Jos" din Galați, 2007)In this paper is realized the identification of an elastic system with one degree of freedom, for which we experimentally pick up (in SIMULINK) the resonance curve. The system parameters (m, c, k) are determined using ... -
The Impact of Occupational Noise on the Workers. Romanian and EU Legislation
(Universitatea "Dunărea de Jos" din Galați, 2007)Noise is most obviously a problem in industries such as manufacturing, mining and construction but it can also be an issue in a wide range of other working environments like energy, transports, call centers, schools, orchestra ...
