Fragility analysis of nuclear power plant structure under real and spectrum-compatible seismic waves considering soil-structure interaction effect

F Cheng, J Li, L Zhou, G Lin - Engineering Structures, 2023 - Elsevier
Both the real and spectrum-compatible seismic waves are widely used as input loads in the
seismic assessment of critical structures in engineering applications, which are also allowed …

Local site effects on a high-pier railway bridge under tridirectional spatial excitations: Nonstationary stochastic analysis

HY Jia, DY Zhang, SX Zheng, WC Xie… - Soil Dynamics and …, 2013 - Elsevier
This paper presents a theoretical nonstationary stochastic analysis scheme using pseudo-
excitation method (PEM) for seismic analysis of long-span structures under tridirectional …

Response analyses of a hybrid cable-supported and sea-crossing bridge subjected to pulse-like ground motions and hydrodynamic force

H Jia, S Chen, R Wu, D Guo, Z Xu, S Zheng - Structures, 2023 - Elsevier
Abstract The Hybrid Cable-Supported Bridge System (HCSBS), renowned for its exceptional
spanning capabilities, has become a coveted design for sea-crossing structures. Its appeal …

A generalized conditional mean spectrum and its application for intensity-based assessments of seismic demands

NS Kwong, AK Chopra - Earthquake Spectra, 2017 - journals.sagepub.com
When the response of a structure is influenced significantly by multiple vibration modes, the
seismic demands determined by response history analyses with ground motions selected to …

Stochastic seismic analysis of a concrete-filled steel tubular (CFST) arch bridge under tridirectional multiple excitations

DY Zhang, X Li, WM Yan, WC Xie, MD Pandey - Engineering structures, 2013 - Elsevier
This paper presents a comprehensive theoretical analysis of a concrete-filled steel tubular
(CFST) arch bridge under tridirectional spatial seismic motions using the pseudo-excitation …

Modeling of spatially correlated, site-reflected, and nonstationary ground motions compatible with response spectrum

DY Zhang, W Liu, WC Xie, MD Pandey - Soil Dynamics and Earthquake …, 2013 - Elsevier
Seismic risk analysis and mitigation of spatially extended structures require the synthesis of
spatially varying ground motions in the response history analysis of these structures. These …

Stochastic analysis of ground response using non-recursive algorithm

A Johari, M Momeni - Soil Dynamics and Earthquake Engineering, 2015 - Elsevier
During an earthquake, the amplitudes of seismic wave may amplify significantly as it
propagates through the soil layers near the ground surface. Analysis of site amplification …

Simulation of spatially varying seafloor ground motions with random seawater layer and complex terrain

S Fan, Y Shi, C Liu, W Li - Soil Dynamics and Earthquake Engineering, 2018 - Elsevier
The seismic response of ocean structures would be overestimated if the ground motions
recorded at land stations are used without corrections. Considering the effect of soft soil …

[HTML][HTML] Study on the influence of the seafloor soft soil layer on seismic ground motion

J Lan, J Liu, X Song - Natural Hazards and Earth System …, 2021 - nhess.copernicus.org
In the complex medium system of the sea area, the overlying seawater and the surface soft
soil have a significant impact on the seafloor ground motion, which brings great seismic risk …

Study on the Influence of a Soft Soil Interlayer on Spatially Varying Ground Motions

E Yao, W Li, Y Miao, L Ye, Z Yang - Applied Sciences, 2022 - mdpi.com
The existence of local soft interlayer can significantly amplify or attenuate the ground motion
and thus might influence the lagged spatial coherency between spatially varying earthquake …