Search Results - "Chen, Zhengqing"

Experimental Investigations on effectiveness of viscous and viscous inertial dampers on reducing the multimodal vibrations of stay cables by Wang, Yuanyuan, Li, Shouying, Qie, Kai, Zhang, Hongyi, Chen, Zhengqing

“…The additional damping ratios provided by viscous dampers (VDs) and viscous inertial damper (VID), were tested in the laboratory to estimate the effectiveness…”
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A new type of damper combining eddy current damping with rack and gear by Li, Yafeng, Li, Shouying, Wang, Jianzhong, Chen, Zhengqing

“…A new type of damper combining eddy current damping with rack and gear, which can simultaneously export damping and inertial forces, is proposed. Eddy current…”
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Effectiveness of damping and inertance of two dampers on mitigation of multimode vibrations of stay cables by using the finite difference method by Wang, Yuanyuan, Li, Shouying, Qie, Kai, Zhou, Shuai, Chen, Zhengqing

“…Stay cables of several cable-stayed bridges with a span of nearly 1000 m are confronted with the simultaneous actions of low-mode rain-wind induced vibration…”
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Theoretical investigations on the linear and nonlinear damping force for an eddy current damper combining with rack and gear by Li, Shouying, Li, Yafeng, Wang, Jianzhong, Chen, Zhengqing

“…To study the damping characteristics of a new type of eddy current damper with rack and gear recently proposed by the authors, the damping torque for the eddy…”
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Optimal design and effectiveness evaluation for inerter-based devices on mitigating seismic responses of base isolated structures by Li, Yafeng, Li, Shouying, Chen, Zhengqing

“…The optimal design and effectiveness of three control systems, tuned viscous mass damper (TVMD), tuned inerter damper (TID) and tuned mass damper (TMD), on…”
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Eddy-Current Tuned Mass Dampers for Mitigation of Wind-Induced Response of the Noor III Solar Tower: Design, Installation, and Validation by Liu, Min, Li, Shouying, Wu, Teng, Li, Yafeng, Meng, Huachang, Chen, Zhengqing

“…AbstractThe Noor III solar tower of the Ouarzazate Solar Power Station in Morocco is a very slender structure sensitive to wind excitations. Hence, tuned mass…”
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Numerical modeling and experimental study on a novel pounding tuned mass damper by Wang, Wenxi, Hua, Xugang, Wang, Xiuyong, Chen, Zhengqing, Song, Gangbing

“…Owing to its easy implementation and robustness, the pounding tuned mass damper (PTMD), which uses viscoelastic materials to cover the pounding boundary to…”
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Experimental investigation on aerodynamic interference of two kinds of suspension bridge hangers by Li, Shouying, Deng, Yangchen, Huang, Jun, Chen, Zhengqing

“…In order to study the aerodynamic interference between cables of suspension bridge hangers, two types of cable test models with smooth and rough surfaces,…”
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Galloping vibration of stay cable installed with a rectangular lamp: Field observations and wind tunnel tests by Miao, An, Shouying, Li, Zhiwen, Liu, Banfu, Yan, Longan, Li, Zhengqing, Chen

“…In recent years, stay cables on cable-stayed bridges have been equipped with various kinds of lamps to lighten the cables at night. Large amplitude vibration…”
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Probabilistic Updating of Structural Models for Damage Assessment Using Approximate Bayesian Computation by Feng, Zhouquan, Lin, Yang, Wang, Wenzan, Hua, Xugang, Chen, Zhengqing

“…A novel probabilistic approach for model updating based on approximate Bayesian computation with subset simulation (ABC-SubSim) is proposed for damage…”
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Feasibility study of a large-scale tuned mass damper with eddy current damping mechanism by Wang, Zhihao, Chen, Zhengqing, Wang, Jianhui

“…Tuned mass dampers （TMDs） have been widely used in recent years to mitigate structural vibration. However, the damping mechanisms employed in the TMDs are…”
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Wake-Induced Vibrations of the Hangers of the Xihoumen Bridge by Deng, Yangchen, Li, Shouying, Zhang, Mingzhe, Lei, Xu, Chen, Zhengqing

“…Abstract Large-amplitude wind-induced vibrations of hangers have been observed on the Xihoumen Bridge, and the excitation mechanism is still unknown at…”
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A Parallel Scheme of Friction Dampers and Viscous Dampers for Girder-End Longitudinal Displacement Control of a Long-Span Suspension Bridge under Operational and Seismic Conditions by Liang, Longteng, Feng, Zhouquan, Xu, Yuanqing, Chen, Zhengqing, Liang, Linong

“…Benefitting from economic development and technological progress, long-span suspension bridges, with their superior span capacity and good economy, have been…”
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Development of a Self-Powered Magnetorheological Damper System for Cable Vibration Control by Wang, Zhihao, Chen, Zhengqing, Gao, Hui, Wang, Hao

“…A new self-powered magnetorheological (MR) damper control system was developed to mitigate cable vibration. The power source of the MR damper is directly…”
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Structural Model Identification Using a Modified Electromagnetism-Like Mechanism Algorithm by Feng, Zhouquan, Ye, Zhengtao, Wang, Wenzan, Lin, Yang, Chen, Zhengqing, Hua, Xugang

“…A modified electromagnetism-like mechanism (EM) algorithm is proposed to identify structural model parameters using modal data. EM is a heuristic algorithm,…”
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Unsteady Theoretical Analysis on the Wake-Induced Vibration of Suspension Bridge Hangers by Deng, Yangchen, Li, Shouying, Chen, Zhengqing

“…AbstractThe hangers on long-span suspension bridges are significantly prone to wind-induced vibrations due to their light mass, low frequency, and small…”
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Automatic Identification of Bridge Vortex-Induced Vibration Using Random Decrement Method by Huang, Zhiwen, Li, Yanzhe, Hua, Xugang, Chen, Zhengqing, Wen, Qing

“…Vortex-induced vibration (VIV) has been occasionally observed on a few long-span steel box-girder suspension bridges. The underlying mechanism of VIV is very…”
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Seismic Control of SDOF Systems with Nonlinear Eddy Current Dampers by Liang, Longteng, Feng, Zhouquan, Chen, Zhengqing

“…The nonlinear model and energy dissipation of a rotary axial eddy current damper (ECD) and the dynamic responses to harmonic and seismic base excitations of a…”
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Experimental Study on Vibration Control of a Submerged Pipeline Model by Eddy Current Tuned Mass Damper by Wang, Wenxi, Dalton, Dakota, Hua, Xugang, Wang, Xiuyong, Chen, Zhengqing, Song, Gangbing

“…Undesirable vibrations occurring in undersea pipeline structures due to ocean currents may shorten the lifecycle of pipeline structures and even lead to their…”
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Theoretical Calculation and Experimental Verification of Wind-Driven Rain Aerodynamic Forces on the Bridge Main Beam by Lei, Xu, Shen, Lian, Chen, Zhengqing, Zhang, Xuewen, Wei, Chenglong, Han, Yan

“…Regarding the issue of changes in the aerodynamic force of the bridge main beam under the action of wind-driven rain, this article explores the changes in air…”
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