Results 41 to 50 of about 739,630 (342)

Seismic fragility analysis of two-story and three-span metro station structures based on IDA method

open access: yesYantu gongcheng xuebao, 2020
Based on the non-linear soil-structure interaction model for a two-storey and three-span metro station in a typical underground engineering site, an IDA (incremental dynamic analysis)-based structural seismic fragility analysis method is introduced for ...
ZHONG Zi-lan , SHEN Yi-yao , HAO Ya-ru , LI Li-yun , DU Xiu-li 1
doaj   +1 more source

Bridge-specific fragility analysis: when is it really necessary? [PDF]

open access: yes, 2018
In seismic assessment of bridges the research focus has recently shifted on the derivation of bridge-specific fragility curves that account for the effect of different geometry, structural system, component and soil properties, on the seismic behaviour ...
Kappos, A. J., Stefanidou, S.P.
core   +1 more source

Embankment Seismic Fragility Assessment under the Near-Fault Pulse-like Ground Motions by Applying the Response Surface Method

open access: yesShock and Vibration, 2021
Uncertainties of the ground motions and structural parameters are the main factors that limit the accuracy of embankment seismic fragility assessment.
Fa Che   +10 more
doaj   +1 more source

Urban seismic risk index for Medellín, Colombia, based on probabilistic loss and casualties estimations [PDF]

open access: yes, 2016
The final publication is available at Springer via http://dx.doi.org/10.1007/s11069-015-2056-4Medellín is the second largest city of Colombia with more than 2 million inhabitants according to the latest census and with more than 240,000 public and ...
Barbat Barbat, Horia Alejandro   +5 more
core   +2 more sources

Seismic fragility of typical bridges in moderate seismic zone

open access: yesKSCE Journal of Civil Engineering, 2003
A set of fragility curves for the bridges commonly found in the Central and Southeastern United States (CSUS) is presented. For this purpose, the typical bridges in the region are determined from a bridge inventory, and detail analytical models of the bridges are developed based on experimental and analytical studies. The developed fragility curves can
Eunsoo Choi, Jun-Chang Jeon
openaire   +1 more source

Seismic Performance of Piping Systems of Isolated Nuclear Power Plants Determined by Numerical Considerations

open access: yesEnergies, 2021
The interest in the seismic performance of nuclear power plants has increased worldwide since the Fukushima Daiichi Nuclear Power Plant incident. In Korea, interest in the seismic safety of nuclear power plants has increased since the earthquake events ...
Sungjin Chang   +4 more
doaj   +1 more source

Seismic Fragility Analysis of Bridge System Based on Fuzzy Failure Criteria

open access: yesAdvances in Civil Engineering, 2019
In the traditional bridge seismic fragility analysis, the criterion for judging the structural damage state is clear. That is to say, when the damage index exceeds a specific value, the structure is judged to enter the new damage state.
Leping Ren   +3 more
doaj   +1 more source

Seismic fragility curves based on the probability density evolution method

open access: yesVietnam Journal of Mechanics, 2017
A seismic fragility curve that shows the probability of failure of a structure in function of a seismic intensity, for example peak ground acceleration (PGA), is a powerful tool for the evaluation of the seismic vulnerability of the structures in ...
Thuat-Cong Dang   +2 more
doaj   +1 more source

A simplified approach to evaluate cyclic response and seismic fragility of corrosion damaged RC bridge piers

open access: yesDevelopments in the Built Environment, 2022
Safety of the existing corrosion damaged reinforced concrete (RC) bridges during a seismic event is a matter of increasing concern. To reduce the enormous economic loss and casualties, it is important to examine the potential seismic risk of corroded RC ...
Rajib Kumar Biswas   +4 more
doaj   +1 more source

An efficient methodology to estimate probabilistic seismic damage curves [PDF]

open access: yes, 2019
The incremental dynamic analysis (IDA) is a powerful methodology that can be easily extended for calculating probabilistic seismic damage curves. These curves are metadata to assess the seismic risk of structures.
Barbat Barbat, Horia Alejandro   +3 more
core   +2 more sources

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