Dynamic response analysis of monopile offshore wind turbines to seismic and environmental loading considering the stiffness degradation of clay

X Cheng, T Wang, J Zhang, P Wang, W Tu… - Computers and …, 2023 - Elsevier
The safe and stable operation of monopile offshore wind turbines (MOWTs) under seismic
and environmental loading is a major challenge facing designers. A numerical method was …

PDEM-based seismic performance evaluation of circular tunnels under stochastic earthquake excitation

ZK Huang, CL Ning, DM Zhang… - … and Management of …, 2024 - Taylor & Francis
Tunnels are a vital component of urban infrastructure that must be robust against seismic
hazards. Given the randomness of earthquake occurrence, the seismic response of tunnel …

Seismic response of subway station in soft soil: Shaking table testing versus numerical analysis

W Wu, S Ge, Y Yuan, W Ding… - … and Underground Space …, 2020 - Elsevier
As revealed by the collapse of the Daikai Metro station during the 1995 Kobe earthquake,
underground structures are not immune to seismic loading. Shanghai Metro operates 16 …

Dynamic analysis of tripod pile foundation in clays for offshore wind turbines

X Cheng, M Li, C Ma, MH El Naggar, P Wang, X Sun - Ocean Engineering, 2023 - Elsevier
Tripod pile foundation is pursued as an efficient foundation system for offshore wind turbines
(OWTs) installed in deeper waters (20–50m). In this application, the foundations would be …

Lateral response of monopile reinforced by cement-improved soil in clay to monotonic and cyclic loadings: Laboratory model test and theoretical investigation

H OuYang, G Dai, L Gao, A Wang, W Gong - Marine Structures, 2023 - Elsevier
A systematic study was performed in laboratory model tests to assess the response of
cement-improved reinforced monopiles to lateral monotonic and cyclic loading in clay. The …

Hybrid foundation for offshore wind turbines: Environmental and seismic loading

I Anastasopoulos, M Theofilou - Soil dynamics and earthquake engineering, 2016 - Elsevier
A hybrid foundation for offshore wind turbines (OWT) is studied, combining a monopile of
diameter d and length L with a lightweight circular footing of diameter D. The footing is …

Response of offshore wind turbine tripod suction bucket foundation to seismic and environmental loading

X Cheng, W Cheng, P Wang, MH El Naggar, J Zhang… - Ocean …, 2022 - Elsevier
Tripod suction buckets offer many advantages as foundations for offshore wind turbines
including fast and economic installation and high overturning resistance. In this application …

Centrifuge modelling of monotonic and cyclic lateral responses of a hybrid monopile-bucket foundation for offshore wind turbines

Y Lai, W Li, B He, L Wang, G Xiong, T Liu - Ocean Engineering, 2022 - Elsevier
Various hybrid systems combined with several foundation elements have been proposed to
improve the lateral performance of monopiles. Among them, the hybrid monopile-bucket …

Empirical approach based on centrifuge testing for cyclic deformations of laterally loaded piles in sand

P Truong, BM Lehane, V Zania, RT Klinkvort - Géotechnique, 2019 - icevirtuallibrary.com
A systematic study into the response of monopiles to lateral cyclic loading in medium dense
and dense sand was performed in beam and drum centrifuge tests. The centrifuge tests …

[HTML][HTML] Fukae bridge collapse (Kobe 1995) revisited: New insights

L Sakellariadis, I Anastasopoulos, G Gazetas - Soils and Foundations, 2020 - Elsevier
The paper revisits the notorious collapse of 18 spans of the elevated Route No. 3 of Hanshin
Expressway during the 1995 Kobe earthquake. The overturned deck was monolithically …