Results 31 to 40 of about 208,746 (285)

Counter torque control of torsional vibration suppression device using permanent magnets

open access: yesNihon Kikai Gakkai ronbunshu, 2022
A periodic reversal spring (PRS) with permanent magnets is proposed to suppress the torsional vibration of automobile powertrains. Results of numerical dynamic simulations pertaining to automobile powertrains from a previous study show that the magnetic ...
Tomohiro MIYABE   +3 more
doaj   +1 more source

Flexural–torsional buckling of thin-walled composite box beams [PDF]

open access: yes, 2007
Buckling of an axially loaded thin-walled laminated composite is studied. A general analytical model applicable to the flexural, torsional and flexural–torsional buckling of a thin-walled composite box beam subjected to axial load is developed.
Lee, Jaehong, Vo, Thuc
core   +1 more source

Torsional Vibration Mitigation in Wind Turbines Using BESS in a Microgrid

open access: yesIEEE Open Access Journal of Power and Energy
The paper introduces a damping control scheme utilizing a battery energy storage system (BESS) to mitigate torsional vibrations for wind turbine generators (WTGs) in a microgrid.
Yi-Wei Chen, Yuan-Yih Hsu
doaj   +1 more source

Measurement of Stress Waves Propagation in Percussive Drilling

open access: yesSensors, 2021
This work describes the results of a test campaign aimed to measure the propagation of longitudinal, torsional, and flexural stress waves on a drill bit during percussive rock drilling.
Diego Scaccabarozzi, Bortolino Saggin
doaj   +1 more source

Coupled tension-torsion vibration of repetitive beam-like structures [PDF]

open access: yes, 2006
Equivalent continuum stiffness properties, derived from the eigenanalysis of a single cell of a planar beam-like repetitive structure, have previously been employed within well-known dynamic theories, such as Euler–Bernoulli and Timoshenko for flexural ...
Stephen, N.G.   +3 more
core   +1 more source

Flexural-torsional behavior of thin-walled closed-section composite box beams [PDF]

open access: yes, 2007
This paper presents a flexural–torsional analysis of composite box beams. A general analytical model applicable to thin-walled box section composite beams subjected to vertical and torsional load is developed.
Lee, Jaehong, Vo, Thuc
core   +1 more source

Parametric resonance of a nonlinear energy harvester for torsional vibrations [PDF]

open access: yes, 2017
Torsional vibrations occur commonly in power transmission systems and components. Often these vibrations are subject to transient frequency response, which are nevertheless dominated by fixed multiples of the main shaft speed (such as engine order ...
Homer Rahnejat (1247550)   +3 more
core   +6 more sources

Torsional Vibration Suppression in Railway Traction Drives

open access: yesIEEE Access, 2022
Torsional vibrations phenomena are self-excited vibrations that occur in the wheelset of railway powertrains due to the counter-phase oscillation of both wheels. Long-lasting events of this type may lead to the catastrophic failures. Therefore, torsional
Ahmed Fathy Abouzeid   +5 more
doaj   +1 more source

Interaction curves for vibration and buckling of thin-walled composite box beams under axial loads and end moments [PDF]

open access: yes, 2010
Interaction curves for vibration and buckling of thin-walled composite box beams with arbitrary lay-ups under constant axial loads and equal end moments are presented.
Lee, Jaehong, Vo, Thuc
core   +1 more source

Development of a torsional vibration suppression device using permanent magnets

open access: yesNihon Kikai Gakkai ronbunshu, 2021
Dual mass flywheel (DMF) dampers are conventionally used for torsional vibration suppression in automobile powertrains. The torsional vibration in powertrains has increased in recent years owing to the widespread downsizing of internal combustion engines
Tomohiro MIYABE   +3 more
doaj   +1 more source

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