Results 21 to 30 of about 1,669 (262)

Reduction of vibrations in blanking by MR dampers [PDF]

open access: yesCIRP Annals, 2010
The break through shock during sheet metal blanking operations generates uncontrolled high reverse loads, mechanical vibrations and loud noise that may cause problems such as fatigue cracks in the press components, premature wear in tooling and great discomfort for press operators.
GHIOTTI, ANDREA   +3 more
openaire   +4 more sources

Method for determining the rational parameters of dynamic dampers of low-frequency vibrations [PDF]

open access: yesE3S Web of Conferences, 2019
The problems have been considered of natural nonlinear vibrations of an absolutely rigid semiball and a semicylinder on a horizontal plane, assuming that there is no energy dissipation, sliding and tipping on foundation.
Lapshyn Yevhen   +2 more
doaj   +1 more source

Damping of Beam Vibrations Using Tuned Particles Impact Damper

open access: yesApplied Sciences, 2020
The presented paper reveals an innovative device which is the Tuned Particle Impact Damper (TPID). The damper enables the user change the dynamical features of the vibrating system thanks to rapidly tuning the volume of the container where the grains are
Mateusz Żurawski, Robert Zalewski
doaj   +1 more source

Evaluation of the vertical vibrations behaviour of the bogie at failure of the dampers in the primary suspension of the railway vehicle

open access: yesMATEC Web of Conferences, 2018
The paper aims to evaluate the behaviour of vertical vibrations of a two-axle bogie at failure of a damper in the primary suspension of the vehicle. The level of vibrations in the bogie is shown to rise as a consequence of the imbalance triggered in the ...
Dumitriu Mădălina, Gheţi Marius Alin
doaj   +1 more source

Effect of Vibration Control Mechanisms on the Vibrational Behavior of Al 6061/SiC Composite Beam [PDF]

open access: yesMATEC Web of Conferences
A machine in action in a plant mine or other mechanical system is a major source of vibrations that spread from foundation and across the surrounding area. There should be the least amount of vibrations possible. The vibrations must be isolated, absorbed,
Chintalapudi Ravikiran   +5 more
doaj   +1 more source

The effectiveness of vibration damper attached to the cable due to wind action

open access: yesEPJ Web of Conferences, 2017
In the paper the analysis of vibration of cable with attached damper is performed. Source of vibrations comes from the wind. The level of reduction of vibrations is also analysed.
Gołębiowska Irena, Dutkiewicz Maciej
doaj   +1 more source

Vibration Control of a High-Rise Slender Structure with a Spring Pendulum Pounding Tuned Mass Damper

open access: yesActuators, 2021
High-rise structures are normally tall and slender with a large height-width ratio. Under the strong seismic action, such a structure may experience violent vibrations and large deformation.
Qi Wang, Hong-Nan Li, Peng Zhang
doaj   +1 more source

Research on Vibration Reduction in the Transmission System of Plastic Centrifugal Pump

open access: yesApplied Sciences
The inherent weakness in the deformation resistance of plastic centrifugal pumps makes them prone to vibrations. This study explores the impact of flow components on the vibrations of such pumps.
Lili Zhang, Lingfeng Tang, Qingzhao Wen
doaj   +1 more source

Adaptive Foam 3D Printing of Ultralight and Multifunctional Materials

open access: yesAdvanced Engineering Materials, EarlyView.
Adaptive foam 3D printing, enabled by expandable microspheres, imparts cellular structures to thermoplastic and thermosetting polymers, manufactured through a variety of processes including fused filament fabrication, direct ink writing, digital light processing, and inkjet printing.
Nariman Rajabifar, Amir Ameli
wiley   +1 more source

A Multi‐Scale Machine Learning Framework for the Inverse Design of High Entropy Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
High‐entropy alloys offer vast potential for various applications, including electrocatalysis; however, their compositional complexity challenges conventional screening. We introduce an inverse‐design framework combining two neural networks to determine optimal compositions and reconstruct nanoparticle geometry from targeted properties and conventional
Mikael Takoutsin   +14 more
wiley   +1 more source

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