Control methodologies for vibration control of smart civil and mechanical structures

Z Li, H Adeli - Expert systems, 2018 - Wiley Online Library
Artificial intelligence and expert system remains a key technology in the 21st century. Using
active controllers, a structure can adaptively adjust its behaviour during dynamic loads. Such …

Optimization of distribution patterns of link beams in a double‐column tall pier bent subjected to earthquake excitations

X Chen, BF Spencer Jr, J Li, Z Guan… - … & Structural Dynamics, 2023 - Wiley Online Library
Seismic performance of double‐column tall pier bents has to date scarcely been
investigated. The deployment of link beams between columns, including numbers and …

Adaptive passive negative stiffness and damping for retrofit of existing tall buildings with tuned mass damper: TMD-NSD

M Wang, S Nagarajaiah, L Chen - Journal of Structural Engineering, 2022 - ascelibrary.org
It is known that the performance of traditional passive tuned mass dampers (TMDs) is highly
sensitive to vibration frequency. The fundamental frequency of existing tall buildings may …

Optimal design of supplemental negative stiffness damped outrigger system for high-rise buildings resisting multi-hazard of winds and earthquakes

M Wang, S Nagarajaiah, FF Sun - Journal of Wind Engineering and …, 2021 - Elsevier
This paper deals with the multi-hazard vibration reduction of high-rise buildings in resisting
earthquakes and winds, emphasizing on the optimization of supplemental negative stiffness …

Multi-objective optimal design and seismic performance of negative stiffness damped outrigger structures considering damping cost

FF Sun, M Wang, S Nagarajaiah - Engineering Structures, 2021 - Elsevier
In this paper, the seismic performance of conventional damped outrigger (CDO) is improved
by incorporating negative stiffness (NS) in parallel with the viscous damper. The applied …

Comparative study between inerter and negative stiffness damped outrigger structures

Z Wang, J Zhang, Y Zhou, C Fang, C Huang - International Journal of …, 2024 - Elsevier
Recently, damped outrigger structures have shown great potentials in suppressing
vibrations of tall buildings subjected to seismic and wind excitations. To gain insight into the …

A review on developing optimization techniques in civil engineering

Q Zaheer, MM Manzoor, MJ Ahamad - Engineering Computations, 2023 - emerald.com
Purpose The purpose of this article is to analyze the optimization process in depth,
elaborating on the components of the entire process and the techniques used. Researchers …

Generalized optimal design of multiple tuned inerter dampers for control of MDOF structures under stochastic seismic excitation

Y Wen, F Gomez, D Li… - Structural Control and …, 2022 - Wiley Online Library
Optimized designs of tuned inerter dampers (TIDs) have been studied by presetting TID
locations for the control of structures with multiple degrees of freedom (MDOF). In addition to …

A novel crosswind mitigation strategy for tall buildings using negative stiffness damped outrigger systems

M Wang, S Nagarajaiah, FF Sun - Structural Control and Health …, 2022 - Wiley Online Library
This study presents a new crosswind mitigation strategy by using negative stiffness damped
outrigger (NSDO) system for tall buildings. Using the “assisting motion” feature of negative …

Optimization of damped outrigger systems subject to stochastic excitation

C Fang, BF Spencer Jr, J Xu, P Tan, F Zhou - Engineering Structures, 2019 - Elsevier
High-rise buildings have attracted much attention with the continuing growth of world
population and increasing urbanization. As buildings become taller, suppressing excessive …