Results 31 to 40 of about 205,915 (342)

Seismic hazard disaggregation in performance-based earthquake engineering: occurrence or exceedance? [PDF]

open access: yes, 2015
Seismic hazard disaggregation is commonly used as an aid in ground-motion selection for the seismic response analysis of structures. This short communication investigates two different approaches to disaggregation related to the exceedance and occurrence
Fox, MJ, Stafford, PJ, Sullivan, TJ
core   +1 more source

The study of soft soil seismic subsidence based on the 3D OpenSees model

open access: yesGeoenvironmental Disasters, 2022
Soft soils are characterized by high sensitivity, low strength, and susceptibility to seismic subsidence. In this study, nonlinear dynamic finite element analysis was performed using the OpenSees numerical simulation method to evaluate the seismic ...
Ping Li, Junru Gu, Yingci Liu, Yuying Li
doaj   +1 more source

Effect of spatial variability of earthquakes on cable-stayed bridges [PDF]

open access: yes, 2017
This paper focuses on the effect of spatially variable ground motions on the towers of cable-stayed bridges with 200, 400 and 600m main spans. Seismic analysis of the bridges is performed, taking account of different sources of the spatial variability ...
Camara, A., Efthymiou, E.
core   +1 more source

Simulation of response spectrum-compatible ground motions using wavelet-based multi-resolution analysis

open access: yesMeasurement + Control, 2021
This study proposed a simple and effective response spectrum-compatible ground motions simulation method to mitigate the scarcity of ground motions on seismic hazard analysis base on wavelet-based multi-resolution analysis.
Guan Chen, Zhiren Zhu, Jun Hu
doaj   +1 more source

Intensity measures for the seismic response of pile foundations [PDF]

open access: yes, 2004
In this study the efficacy of various ground motion intensity measures for the seismic response of pile foundations embedded in liquefiable and non-liquefiable soils is investigated.
Bradley, B.   +3 more
core   +2 more sources

2-DIMENSIONAL GROUND RESPONSE ANALYSIS: A REVIEW [PDF]

open access: yesMalaysian Journal of Geosciences, 2021
Earthquake is one of the natural disasters that is caused by ground shaking in soil. Ground response analysis is conducted to obtain the ground motion acceleration on soil surface.
Norazah Arjuna   +4 more
doaj   +1 more source

Seismic response control of building structures under pulse-type ground motions by active vibration controller

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2023
Active vibration control systems are commonly reported to be the most robust and effective method for vibration control of structures. However, the type of ground motions and the type of analysis may greatly influence their performances.
Said Elias   +4 more
doaj   +2 more sources

Ground motion selection for simulation-based seismic hazard and structural reliability assessment [PDF]

open access: yes, 2010
This paper examines four methods by which ground motions can be selected for dynamic seismic response analyses of engineered systems when the underlying seismic hazard is quantified via ground motion simulation rather than empirical ground motion ...
Baker, Jack W.   +2 more
core   +2 more sources

Numerical investigation of seismic behaviour of railway embankments in cold regions

open access: yesGrađevinar, 2021
To investigate more fully seismic behaviour of the Qinghai-Tibet railway embankment, a comprehensive discussion and a781nalysis is conducted in this paper by applying a numerical technique.
Chen Tuo   +3 more
doaj   +1 more source

Effects of Realistic Surface Topography on Seismic Ground Motion in the Yangminshan Region of Taiwan Based Upon the Spectral-Element Method and LiDAR DTM [PDF]

open access: yes, 2009
We combine light detection and ranging (LiDAR) digital terrain model (DTM) data and an improved mesh implementation to investigate the effects of high-resolution surface topography on seismic ground motion based upon the spectral-element method.
Chan, Yu-Chang   +4 more
core   +5 more sources

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