Results 21 to 30 of about 5,635,783 (288)

Effect of Inerter on frequency characteristic of multi-DOF torsional vibration system

open access: yesNihon Kikai Gakkai ronbunshu, 2017
Torsional vibration problem is one of the major technical problems of the industrial rotating machinery, especially, geared rotor system such as automatic transmissions from the view point of the transient response.
Aki OGAWA, Kazuhiko ADACHI
doaj   +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

Free vibration of thin-walled composite box beams [PDF]

open access: yes, 2008
Free vibration of a thin-walled laminated composite beam is studied. A general analytical model applicable to the dynamic behavior of a thin-walled composite box section is developed.
Lee, Jaehong, Vo, Thuc
core   +1 more source

On triply coupled vibrations of axially loaded thin-walled composite beams [PDF]

open access: yes, 2010
Free vibration of axially loaded thin-walled composite beams with arbitrary lay-ups is presented. This model is based on the classical lamination theory, and accounts for all the structural coupling coming from material anisotropy.
Lee, Jaehong, Vo, Thuc, Lee, Kihak
core   +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

Calculation and Optimal Design of Rotor Shaft Torsional Vibration of a Helicopter Transmission System

open access: yesJixie chuandong, 2022
The rotor shaft vibration of the helicopter transmission system is an important factor affecting its operational reliability. In order to improve the safety margin of torsional vibration of the rotor shaft system of a coaxial counter-rotating double ...
De Ni   +4 more
doaj  

Torsional vibration of cracked carbon nanotubes with torsional restraints using Eringen's nonlocal differential model [PDF]

open access: yes, 2019
Free torsional vibration of cracked carbon nanotubes with elastic torsional boundary conditions is studied. Eringen's nonlocal elasticity theory is used in the analysis. Two similar rotation functions are represented by two Fourier sine series.
Yayli, Mustafa O.   +2 more
core   +2 more sources

Vibration Characteristics Analysis of a Piezoelectric Disc or Torsional Transducers [PDF]

open access: yesTransactions of the Korean Society for Noise and Vibration Engineering, 2005
This paper presents an analytical approach for the vibration characteristics of a piezoelectric disc for torsional vibration transducers. The characteristic equation of the piezoelectric annular disc has been derived from Gibbs` free energy equations and mechanical and electrical equilibrium.
openaire   +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

Transient torsional vibration analysis of marine diesel engine under short-circuit impact

open access: yesZhongguo Jianchuan Yanjiu
ObjectivesIn order to formulate an optimization scheme for the torsional vibration parameters of a marine diesel generator shaft system, it is necessary to analyze the transient torsional vibration characteristics of the diesel generator under short ...
Congcong XU   +6 more
doaj   +1 more source

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