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Vibration control efficiency of piezoelectric shunt damping system

Dan WU, Zhichun YANG, Hao SUN,

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 4, Pages 441-446 doi: 10.1007/s11465-009-0055-4

Abstract: In this paper, the concept of vibration control efficiency of a piezoelectric shunt damping system isIn the study, PZT patches are used as energy converter, and the vibration control efficiency is expressedcontrol efficiency., and hence, the higher the vibration control efficiency.It comes to a conclusion that the vibration control efficiency of the piezoelectric shunt damping system

Keywords： piezoelectric shunt vibration control efficiency clamped plate generalized electromechanical coupling

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Neural network control for earthquake structural vibration reduction using MRD

Khaled ZIZOUNI, Leyla FALI, Younes SADEK, Ismail Khalil BOUSSERHANE

Frontiers of Structural and Civil Engineering 2019, Volume 13, Issue 5, Pages 1171-1182 doi: 10.1007/s11709-019-0544-4

Abstract: intended for exposure to strong earthquake loads are designed and equipped with high technologies of controlOne of these technologies used in the protection of structures is the semi-active control using a MagnetoIn this study, a neural network controller is proposed to control the MR damper to eliminate vibrationsThe proposed controller is derived from a linear quadratic controller designed to control an MR damperEquipped with a feedback law the proposed control is coupled to a clipped optimal algorithm to adapt

Keywords： MR damper semi-active control earthquake vibration neural network linear quadratic control

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Semi-active vibration control using piezoelectric actuators in smart structures

Jinhao QIU, Hongli JI, Kongjun ZHU

Frontiers of Mechanical Engineering 2009, Volume 4, Issue 3, Pages 242-251 doi: 10.1007/s11465-009-0068-z

Abstract: materials in smart structures, have many outstanding advantages for sensors and actuators, especially in vibrationcontrol, because of their excellent mechanical-electrical coupling characteristics and frequency responseSemi-active vibration control based on state switching and pulse switching has been receiving much attentionIn this review article, the principles of the semi-active control methods based on switched shunt circuitMoreover, the future directions of research in semi-active control are also summarized.

Keywords： smart structure semi-active method vibration control piezoelectric actuator

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Frequency domain a9ctive vibration control of a flexible plate based on neural networks

Jinxin LIU, Xuefeng CHEN, Zhengjia HE

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 2, Pages 109-117 doi: 10.1007/s11465-013-0252-z

Abstract:

A neural-network (NN)-based active control system was proposed to reduce the low frequency noise radiationMulti-frequency control in frequency domain was achieved by simulation through the NN-based control systemsA pre-testing experiment of the control system on a real simply supported plate was conducted.The NN-based control algorithm was shown to perform effectively.These works lay a solid foundation for the active vibration control of mechanical structures.

Keywords： active vibration control (AVC) neural network (NN) low frequency noise frequency domain control multi-frequencycontrol

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Vibration suppression of speed-controlled robots with nonlinear control

Paolo BOSCARIOL,Alessandro GASPARETTO

Frontiers of Mechanical Engineering 2016, Volume 11, Issue 2, Pages 204-212 doi: 10.1007/s11465-016-0380-3

Abstract:

In this paper, a simple nonlinear control strategy for the simultaneous position tracking and vibrationThe control is developed for devices actuated by speed-controlled servo drives.The capability of achieving improved trajectory tracking and vibration suppression is shown through experimentalThe control is aimed to be compatible with most industrial applications given the simplicity of implementation

Keywords： industrial robot nonlinear control vibration damping model-free control motion control

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Wind-induced vibration control of Hefei TV tower with fluid viscous damper

Zhiqiang ZHANG , Aiqun LI , Jianping HE , Jianlei WANG ,

Frontiers of Structural and Civil Engineering 2009, Volume 3, Issue 3, Pages 249-254 doi: 10.1007/s11709-009-0038-x

Abstract: The Hefei TV tower is taken as an analytical case to examine the control method with a fluid viscousFirstly, according to the random vibration theory, the effect of fluctuating wind on the tower can bemodeled as a 19-dimensional correlated random process, and the wind-induced vibration analysis of theFinally, a dynamic model is proposed to study the wind-induced vibration control analysis using viscousThe wind-induced responses and the wind vibration input energy of the tower are decreased greatly by

Keywords： high-rise structure wind-induced response fluid viscous damper vibration control

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An Empirical Study on the Internal Control Efficiency of Listed Engineering Companies

Zhi-wen Wang,Jing Tong

Frontiers of Engineering Management 2015, Volume 2, Issue 2, Pages 159-164 doi: 10.15302/J-FEM-2015026

Abstract: The authors carried out an empirical study on the internal control efficiency of publically listed engineeringof independent director ratios, audit committee quality and auditor independence with the internal controlefficiency of publically listed engineering companies and forward suggestions and recommendations onraising the internal control efficiency of publically listed engineering companies.

Keywords： internal control efficiency board of directors independent directors audit committee

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Vibration control of a structure using Magneto-Rheological grease damper

Shinya SUGIYAMA, Tomoki SAKURAI, Shin MORISHITA

Frontiers of Mechanical Engineering 2013, Volume 8, Issue 3, Pages 261-267 doi: 10.1007/s11465-013-0268-4

Abstract: Furthermore, vibration response of a three-story model structure equipped with MR grease damper was investigated

Keywords： vibration control damper smart material Magneto-Rheological (MR) grease MR fluid

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Development of Vibration Control Technologies for Marine Power and Gearing Systems

Xie Xiling , Dong Guangming , Lin Feng , Zhang Zhiyi , Wen Xueyou

Strategic Study of CAE 2022, Volume 24, Issue 6, Pages 193-202 doi: 10.15302/J-SSCAE-2022.06.018

Abstract: the vibration control technologies is introduced from the perspectives of dynamic optimal design, vibrationisolation for power flow control, adaptive system and broadband vibration control, metamaterial/metastructure-basedvibration and noise control, and intelligent vibration sensing and control for sound radiation, areTo promote the vibration control technologies for marine power and gearing systems in China, researchFurthermore, the development of various active vibration control devices and the related technical standards

Keywords： power and gearing systems vibration and sound radiation low-noise propulsion vibration control

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Control of wind-induced vibration of long-span bridges and tall buildings

GU Ming

Frontiers of Structural and Civil Engineering 2007, Volume 1, Issue 1, Pages 51-62 doi: 10.1007/s11709-007-0005-3

Abstract: With the rapid increase in scales of structures, research on controlling wind-induced vibration of large-scaleFor wind-induced vibration of large-scale structures, vibration frequencies and damping modes vary withA control strategy named sinusoidal reference strategy is developed for adaptive control of wind-inducedvibration of super-tall buildings.to wind-induced vibration control of large-scale structures in the uncertain dynamic circumstance.

Keywords： torsional buffeting large-scale semiactive adjustable frequency building aeroelastic

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Active Control of Ocean Vehicle Multidimension Vibration and Motion

Chen Xiuxiang,Ma Lüzhong,Wu Weiguang,Zhu Wei

Strategic Study of CAE 2007, Volume 9, Issue 8, Pages 52-56

Abstract:

Active control multi-dimension vibration device based on parallel mechanismsand electromagnetic actuator is used to realize the multidimensional low-frequency vibration damping With the vibration control device, structural design, system control model analysis and control The results of prototyping testing indicate that with the active control multi-dimension vibrationdamping the multi-dimensional low-frequency vibration active controled of shipping under sail can be

Keywords： electromagnetic actuator active control multi-dimension vibration parallel mechanisms

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Self-Powered Active Vibration Control: Concept, Modeling, and Testing Article

Jin-Yang Li, Songye Zhu

Engineering 2022, Volume 11, Issue 4, Pages 126-137 doi: 10.1016/j.eng.2021.03.022

Abstract:

Despite their superior control performance, active vibration control techniques cannot be widely usedAs an innovative solution to this problem, an unprecedented self-powered active vibration control systemcontrol processes.The setup and control strategy of the proposed system can be readily extended to diversified active vibrationcontrol applications in various engineering fields.

Keywords： Self-powered active vibration control Energy harvesting Skyhook control Power equilibrium Smart control

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of coupled multi-body dynamics–discrete element method for optimization of particle damper for cable vibration

Danhui DAN, Qianqing WANG, Jiongxin GONG

Frontiers of Structural and Civil Engineering 2021, Volume 15, Issue 1, Pages 244-252 doi: 10.1007/s11709-021-0696-x

Abstract: With the application of the particle damping technology to cable vibration attenuation, the rootlessThe simulation results demonstrate the damping efficiency of rootless particle damper under different

Keywords： granular material vibration control discrete element method particle damper cable vibration

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Efficiency evaluation of government investment for air pollution control in city clusters: A case from

Frontiers of Engineering Management Pages 612-624 doi: 10.1007/s42524-023-0269-x

Abstract: the government plays a crucial role in managing air quality through the Air Pollution Prevention and ControlThe results demonstrate significant differences in investment efficiency between regions.Furthermore, our study observed positive but fluctuating annual changes in investment efficiency withinto improving yearly investment efficiency.Evaluating the efficiency of government investment and understanding its influencing factors can guide

Keywords： investment efficiency government investment air pollution control three-stage DEA-Malmquist model

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QPSO-ILF-ANN-based optimization of TBM control parameters considering tunneling energy efficiency

Frontiers of Structural and Civil Engineering 2023, Volume 17, Issue 1, Pages 25-36 doi: 10.1007/s11709-022-0908-z

Abstract: However, the TBM control parameters set based on operator experience may not necessarily be suitableHence, a method to optimize TBM control parameters using an improved loss function-based artificial neural

Keywords： tunnel boring machine control parameter optimization quantum particle swarm optimization artificialneural network tunneling energy efficiency