Results 41 to 50 of about 69,675 (212)

Reduced-order modelling of vortex-induced vibration of catenary riser

open access: yes, 2009
A new reduced-order model capable of analyzing the vortex-induced vibration of catenary riser in the ocean current has been developed. This semi analytical-numerical approach is versatile and allows for a significant reduction in computational effort for
O' Brien, P.   +5 more
core   +1 more source

Active vibration control in human forearm model using paired piezoelectric sensor and actuator

open access: yes, 2022
An active vibration control system to monitor and suppress the human forearm tremor is proposed in this article. The forearm is modelled as a uniform flexible continuous beam supported by a pin joint and a rotational spring at one end, whereas the other ...
Hosseini, SM, Al-Jumaily, A, Kalhori, H
core   +1 more source

Analysis of the vibration of pipes conveying fluid

open access: yes, 1999
The dynamic equilibrium matrix equation for a discretized pipe element containing flowing fluid is derived from the Lagrange principle, the Ritz method and consideration of the coupling between the pipe and fluid. The Eulerian approach and the concept of
Reese, JM   +5 more
core   +1 more source

Free Vibration of the System of Two Timoshenko Beams Coupled by a Viscoelastic Interlayer

open access: yesEngineering Transactions, 2015
In this paper the uniform analytical method [3] has been used for solving a problem of free vibrations of continuous sandwich beam with damping. External layers are modelled as Timoshenko beams, while the internal layer possesses the characteristics of a
K. Cabańska-Płaczkiewicz
doaj   +1 more source

Identification of the acoustic emission source during a comparative study on diagnosis of a spur gearbox [PDF]

open access: yes, 2005
Condition monitoring of gears with vibration analysis is well established whilst the application of acoustic emission (AE) to gear defect diagnosis and monitoring is still in its infancy.
Mba, David, Tan, Chee Keong
core   +1 more source

Multi-Input-Multi-Output Continuous Swept-Sine Vibration Test Realization by Inverse Multistep Prediction Model

open access: yesShock and Vibration, 2020
As frequency-varying sine excitations in rotating machines are always emerging during run-ups and shutdowns, the multi-input-multi-output (MIMO) swept-sine test is of utter significance in product validation.
Wei Zheng, Huaihai Chen, Zhengbo Luo
doaj   +1 more source

Forced Vibration of Continuous Systems

open access: yes, 2021
In the previous chapter, we have considered the free vibration analysis of continuous systems. We pass on to the forced vibration analysis of continuous systems in this chapter. Though we start with axial vibration problem, the major emphasis will be placed on flexural vibrations of ...
openaire   +1 more source

Design of an Angled Single-Excitation Elliptical Vibration System

open access: yesMicromachines
An angled single-excitation elliptical vibration system for ultrasonic-assisted machining was developed in this paper, which was composed of a giant magnetostrictive transducer and an angled horn.
Qiang Liu   +3 more
doaj   +1 more source

Analysis and Solutions for Powerhouse Vibration in Pumped Storage Power Stations [PDF]

open access: yes长江科学院院报
[Objective] With the implementation of China’s dual-carbon strategy, pumped storage has become increasingly important in the new-type power system dominated by renewable energy resources.
WANG Sheng-jun, ZHANG Fei, ZHAO Yi-feng, REN Shao-cheng, LI Gang
doaj   +1 more source

Semi-active damping control for vibration isolation of base disturbances [PDF]

open access: yes, 2004
This thesis is concerned with semi-active damping control for vibration isolation of base disturbances. The aim is to investigate the effectiveness and suitability of semi-active damping control strategies for improving steady-state vibration isolation ...
Liu, Yuyou
core  

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