Results 31 to 40 of about 16,517 (291)

Transverse vibrations of transmission tower of variable geometrical structure

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2019
The research concerns analysis of transverse vibrations of power line transmission tower of variable cross section (changing on its length). Such constructions are subjected simultaneously to internal and external loads, which results in transverse and ...
Joanna Iwaniec   +2 more
doaj   +1 more source

Analysis of Vibration Monitoring Data of Flexible Suspension Lifting Structure Based on Time-Varying Theory

open access: yesSensors, 2020
An elevator is a typical flexible lifting machine. In order to monitor the vibration of elevator structure, the vibration characteristics of an elevator with a traction ratio of 1:1 has been tested experimentally.
Qifeng Peng   +6 more
doaj   +1 more source

Damping of longitudinal vibrations of a cylindrical rod [PDF]

open access: yesE3S Web of Conferences, 2023
Oscillation of an underground cylindrical rod located in an infinite medium and equipped with a dynamic vibration damper is considered. The vibrations of the structure occur from the action of harmonic forces located along the longitudinal axis of the ...
Abduvaliev Abdukakhkhar   +1 more
doaj   +1 more source

General decay of solutions to a one-dimensional thermoelastic beam with variable coefficients

open access: yesBoundary Value Problems, 2017
The vibrations of flexible structures in practice are described by nonlinear models of strings, beams, plates, and so on. This paper is concerned with longitudinal vibrations of a thermoelastic beam equation.
Baowei Feng, Haiyan Li
doaj   +1 more source

THE EQUIVALENT MASS OF A SPRING VIBRATING LONGITUDINALLY [PDF]

open access: yesTransactions of the Royal Society of South Africa, 1915
n ...
openaire   +1 more source

Nonlinear longitudinal/transversal modal interactions in highly extensible suspended cables

open access: yes, 2008
Recent research literature mostly deals with nonlinear resonant dynamics of low-extensible cables involving transversal modes. Herein, we aim to investigate geometrically nonlinear longitudinal/transversal modal interactions in highly extensible ...
REGA, GIUSEPPE   +3 more
core   +1 more source

The effects of kinematic condensation on internally resonant forced vibrations of shallow horizontal cables [PDF]

open access: yes, 2007
This study aims at comparing non-linear modal interactions in shallow horizontal cables with kinematically non-condensed vs. condensed modeling, under simultaneous primary external and internal resonances.
Narakorn Srinil   +5 more
core   +1 more source

Multi-mode interactions in vortex-induced vibrations of flexible curved/straight structures with geometric nonlinearities

open access: yes, 2010
A general low-order fluid-structure interaction model capable of evaluating the multi-mode interactions in vortex-induced vibrations of flexible curved/straight structures is presented.
Narakorn Srinil, Srinil, N.
core   +1 more source

Investigation of the dynamic stability of bending-torsional deformations of the pipeline

open access: yesЖурнал Средневолжского математического общества, 2021
Nonlinear mathematical models are proposed that describe the dynamics of a pipeline with a fluid flowing in it: a) the model of bending-torsional vibrations with two degrees of freedom; b) the model describing flexural-torsional vibrations taking into ...
Velmisov Petr A.   +2 more
doaj   +1 more source

Vibration of Bundled Conductors Following Ice Shedding [PDF]

open access: yes, 2008
The dynamic behavior of bundled conductors following ice shedding from one subconductor is examined numerically using the finite-element method. An existing model of ice shedding from a single conductor is improved by developing a model of spacers which ...
Kollar, László E., Farzaneh, Masoud
core   +1 more source

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