Căutare 1995-2015 după Data publicării
Afișează articolele 221-240 of 326
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Researches on the Acoustic Treatments with Composite Materials Panels at the Frontal Loader MMT45
(Universitatea "Dunărea de Jos" din Galați, 2012)The article presents the problem of the testing of some protective systems made of PU foam based composite materials which can simultaneously meet the following requirements: noise absorption for middle and high range ... -
Using CAD Sistems in Ecodesign
(Universitatea "Dunărea de Jos" din Galați, 2012)This paper has as principal objective to point out the aspects related to ecodesign and 3D modelling of a trolley for firewood that can be realised using CAD systems. From these, the CATIA program has been chosen. The ... -
Comparative Study of Advanced Modelling Controls Present in Design Software
(Universitatea "Dunărea de Jos" din Galați, 2012)The paper aims to present a comparative study of "Loft" control command or equivalent controls that are found in the following design software: Mechanical Desktop 6, Inventor 2011, Solid Edge and NX 7.5 SIEMENS v. 20. ... -
Advaced Geometrical Tools for Modelling Plastic Medical Accesories for the Aerosol Instruments Devices
(Universitatea 'Dunărea de Jos" din Galați, 2012)This paper aims to present some advanced modelling tools used in modelling three-dimensional plastic medical accessories related to aerosol devices. The tools presented in the paper are applied in particular to generate ... -
Technological Optimization Process for "Differential Trunk" Component
(Universitatea "Dunărea de Jos" din Galați, 2012)This study aims to optimize the technological process of manufacturing the „differential trunk” component with NX7.5 software. Modelling the component was made in „ 3D” CAD, simulation was achieved with CAE finite element ... -
A Study of Hand-Arm Vibrations for the Foresters Workers
(Universitatea "Dunărea de Jos" din Galați, 2012)The foresters workers are especially exposed to hand-arm transmitted vibrations. These vibrations can cause the complex of vascular, neurological and musculoskeletal disorders, collectively named hand-arm vibration ... -
The Nonlinear Behavior Identification of the Dynamic Insulation Systems Used in Viaduct Structure
(Universitatea "Dunărea de Jos" din Galați, 2012)Because of the destructive effects of seismic movements on bridges and viaducts, it was required to embed the structure of seismic devices with the role of maintaining structural integrity and post-seismic functionalit ... -
Comparative Study of "Revolve" Command in the Average-Class Design Software Taught in the Higher Education
(Universitatea "Dunărtea de Jos" din Galați, 2012)The paper aims to present a comparative study of "Revolve" control/command or equivalent controls that are found in the following design software, namely Mechanical Desktop 6, Inventor 2011 and Solid Works 2008. In other ... -
On the Use of Approximate Numerical and Analytical Methods in Order to solve the Differential Equations that Describe Vibrations of the Mechanical Systems
(Universitatea "Dunărea de Jos" din Galați, 2012)The paper makes a comparative study on the approximation errors of the solutions of the differential equations of second order using different numerical methods, a study which is assessed by the necessity of numerical solving ... -
The Possibilities of Increasing Efficiency and Confidence of the Calculations for Hydraulic Cylinders Provided with Cushioning System at System at end of Race
(Universitatea "Dunărea de Jos" din Galați, 2012)Working with specialized software, fluid flow analysis has the disadvantage of being time-consuming. Also, modern computers are needed. This paper presents a way of combining simulation with specialized programs of ... -
Comparative Study on the Applicability of "Extrusion" Command in the Design Software Taught in Higher Education Institutions
(Universitatea "Dunărea de Jos" din Galați, 2012)The paper aims to present a comparative study of "Extrude" control/command or equivalent controls that are found in the following design softwares: Mechanical Desktop 6, Solid Edge v. 20 and Solid Works 2008. In other ... -
Comparative Analysis Between Operational Performances of Motor Grader Equipments
(Universitatea "Dunărea de Jos" din Galați, 2012)This paper generally deals with technological equipments for construction and agricultural works, and evaluated the operational performances for motor-grader equipments. Starting from a large review of modern ... -
Non-Linear Dynamic Behavior of a Ball Float Valve
(Universitatea "Dunărea de Jos" din Galați, 2012)The dynamic behavior of the spherical body floating in a liquid, part of a ball float valve, is analyzed from the point of view of the dynamic systems theory. The study of the motion illustrates the differences between ... -
A Method for Determining the Pressure Loss Coefficients
(Universitatea "Dunărea de Jos" din Galați, 2012)For braking elements of mechanisms operated by hydraulic cylinders is used hydraulic resistance which controls the working fluid. Determination of these systems is difficult, especially in the design phase. This ... -
Study on a Seismic Isolation Method Suitable for an Architectural Monument
(Universitatea "Dunărea de Jos" din Galați, 2012)The research presented in this scientific paper investigates an adaptive seismic isolation system meant to protect architectural monuments structures subjected to a variety of seismic ground motions. This scientific paper ... -
Operation Earning Power Modelling of the Manufacturing Process
(Universitatea "Dunărea de Jos" din Galați, 2012)In order to better represent the specified goal of the manufacturing process we propose (as a novelty) as a criterion the Earning Power (EP). It is both synthetic (because it reflects the essential motivation of the ... -
Method Flowchart of Make to Order Manufacturing Systems
(Universitatea "Dunărea de Jos" din Galați, 2012)Decisions on acceptance of order and production planning in the manufacturing system are often considered separately. Sales Department is responsible for accepting orders, while the production department deals with ... -
Quantification of the Dynamic Response of a Viaduct Loaded by Shocks from Road Traffic
(Universitatea "Dunărea de Jos" din Galați, 2012)The work in seismic design of bridges needs to develop physical models and mathematical theory, based on which will be assessed and quantified the dynamic response of bridge structures subjected to stress arising from ... -
Seismic Isolation and Energy Dissipation Systems for Safe Structures
(Universitatea "Dunărea de Jos" din Galați, 2012)The seismic protection of buildings has been a successful strategy for the past 30 years. Seismic protection systems ensure the safety of any type of building even under most severe earthquakes. Seismic devices not ... -
Mud Pumping Equipment Attached to Excavator Arm
(Universitatea "Dunărea de Jos" din Galați, 2012)This study presents a mud pumping equipment that can be attached to the excavator arm. This equipment can solve ecological issues in narrow spaces, in areas where access is limited as well as during floods. Tthe technological ...