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Working Characteristics of the Special Isolation Devices Against Vibratory Actions
(Universitatea "Dunărea de Jos" din Galați, 2007)
The actual researches for finding optimal antiseismic protection solutions are
straightening to the few areas of activity: the first area of research is the base
isolation of buildings or theirs parts, against the ...
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 - ...
Acoustic Absorption Coefficient Variationof Sound Absorbing Structures and Materials
(Universitatea "Dunărea de Jos" din Galați, 2008)
The task of this work is the acoustic absorption coefficient variation
study of sound absorbing structures and materials. Three construction
equipments have been considered according to their different cabin
design. ...
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 Impact of the Technological Equipment Vibration on the Environment
(Universitatea "Dunărea de Jos" din Galați, 2007)
The shocks & vibrations generated by the operation of such tools, are
conveyed to the foundation environment affecting both the near – by
building safety and the comfort of the unit personnel and of the
surrounding ...
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
...
Nonlinear Approaches Regarding Mechanical and Thermal Behaviour of Visco-Elastic Vibration on Isolators
(Un, 2013-10-01)
Thermal effects inside the vibration elastomeric isolators have usually
been neglected and this aspect can leads to certain differences between
simulations and experiments. Continuous damping during the working
cycle ...
Resistance Study of the Shell of a Wind Turbine Blade
(Universitatea "Dunărea de Jos" din Galați, 2013-10-01)
The paper aims at presening a resistance study on the shell of a wind turbine blade
and highlights the main forces that act on its surface. Femap program with finite
element analysis was used to simulate a linear static ...
A Method to Increase the Accuracy Of the Mathematical Model Used to Hydraulically Actuated Mechanical Systems
(Universitatea "Dunărea de Jos" din Galați, 2013-10-01)
In order to achieve mathematical models describing hydraulically driven
mechanical systems are taken into account both consumer behavior and
characteristics of power sources and hydraulic circuits. The variable
resistance ...
Considerations on the Simplified Numerical Simulation of the Bus Lateral Rollover
(Universitatea "Dunărea de Jos" din Galați, 2013-10-01)
The numerical simulation using finite element method, of the behavior of
buses in case of lateral rollover, requires significant hardware resources
and can lead to the numerical models whose resolution may take
prohibitively ...