Control performance of active tuned mass damper for mitigating wind-induced vibrations of a 600-m-tall skyscraper

K Zhou, JW Zhang, QS Li - Journal of Building Engineering, 2022 - Elsevier
Based on the field measurements on a 600-m-tall skyscraper equiped with an active tuned
mass damper (ATMD) system, this paper investigates the control performance of the world's …

Modal identification of civil structures via stochastic subspace algorithm with Monte Carlo–based stabilization diagram

K Zhou, QS Li, XL Han - Journal of Structural Engineering, 2022 - ascelibrary.org
The stochastic subspace algorithm is one of the most widely used structural identification
techniques, which is generally involved with the stabilization diagram for estimating modal …

Dynamic performance evaluation of a 492 m super high-rise building with active tuned mass dampers during four consecutive landfall typhoons within a month

G Fu, Y Quan, M Gu, Z Huang, C Feng - Journal of Building Engineering, 2022 - Elsevier
Field measurement is the most reliable and intuitive method to assess the wind effects of
super high-rise buildings. However, due to the different inherent characteristics of each …

Dynamic behavior monitoring of twin supertall buildings during Super Typhoon Soksuri using social sensing data

K Zhou, MG Duan, ZL Wu, LH Zhi, F Hu - Journal of Building Engineering, 2024 - Elsevier
This paper presents the dynamic behavior monitoring of the 300-m-tall Xiamen twin towers
during Super Typhoon Soksuri by means of social sensing, which involves two individuals …

Observational study of typhoon effects on the oval-shaped 330 m high Zhuhai Center Tower

Y He, Y Liu, M Wu, Y He, J Fu - Journal of Building Engineering, 2022 - Elsevier
This paper investigates typhoon-induced wind effects on a skyscraper based on 72-h-long
field measurement records. In this large-scale monitoring study, the wind field characteristics …

Modal identification of 38 supertall buildings and establishment of predictive models

K Xu, QS Li, K Zhou, XL Han, JW Wan - Journal of Structural …, 2023 - ascelibrary.org
Abstract Information on natural frequencies and damping ratios is essential for structural
dynamic analysis. To develop predictive models of modal parameters applicable for modern …

Monitoring dynamic characteristics of 600 m+ Shanghai Tower during two consecutive typhoons

J Wu, N Hu, Y Dong, Q Zhang - Structural Control and Health …, 2021 - Wiley Online Library
Though the dynamic performance of high‐rise buildings under wind has been widely
investigated, there have been relatively limited studies focusing on the wind effects on 600 …

Reliability analysis of damping estimation by random decrement technique for high‐rise buildings

K Zhou, QS Li - Earthquake Engineering & Structural Dynamics, 2021 - Wiley Online Library
Damping ratio is one of the most important parameters in the dynamic analysis of high‐rise
buildings for structural design. As a practical damping estimation method, the random …

Effects of time‐variant modal frequencies of high‐rise buildings on damping estimation

K Zhou, QS Li - Earthquake Engineering & Structural Dynamics, 2021 - Wiley Online Library
This paper proposes a method to identify the time‐variant modal frequencies of high‐rise
buildings and applies the method to the field measurements from a 68‐story high‐rise …

Damping estimation of heritage wooden structures considering modal direction change due to stiffness eccentricity

N Yang, W Liu, F Bai, X Cao, D Abruzzese - Structures, 2024 - Elsevier
In the identification of dynamic properties of heritage buildings, inconsistent stiffness
degradation of components under long-term service leads to structural stiffness eccentricity …