Results 11 to 20 of about 11,883 (267)

Methodology of seismic-response-correlation-coefficient calculation for seismic probabilistic safety assessment of multi-unit nuclear power plants

open access: yesNuclear Engineering and Technology, 2021
In 2011, an earthquake and subsequent tsunami hit the Fukushima Daiichi Nuclear Power Plant, causing simultaneous accidents in several reactors. This accident shows us that if there are several reactors on site, the seismic risk to multiple units is ...
Seunghyun Eem   +3 more
doaj   +1 more source

Characteristics and Seismic Identification Mode of Ultra-Deep Carbonate Fault-Controlled Reservoir in Northwest China

open access: yesEnergies, 2022
Ordovician carbonate reservoirs in the Shunbei area of the Tarim Basin are characterized by large burial depth, small vertical fault displacement of the strike-slip fault zone, small karst development scale, strong reservoir heterogeneity, complex and ...
Wei Gong, Xiaotao Wen, Dongyong Zhou
doaj   +1 more source

Seismic Response Effect on Base-Isolated Rigid Structures by Mass Eccentricity in Nuclear Plants

open access: yesApplied Sciences, 2023
The purpose of this paper is to analyze the seismic response effect caused by the mass eccentricity of individual equipment when conducting base isolation for the improvement of the seismic performance of a nuclear power plant.
Tae-Myung Shin, Byung-Chan Lee
doaj   +1 more source

Application of the Time Step Optimization Method in Seismic Liquefaction Analysis and Its Evaluation Method for Computational Efficiency Improvement

open access: yesShock and Vibration, 2020
In order to solve the time step setting problem in seismic liquefaction numerical analysis, the time step optimization method was introduced into seismic liquefaction numerical analysis platform, and the seismic response of earth dam was analyzed.
Qi Li, Bin Li, Shaorui Sun, Nan Yang
doaj   +1 more source

Detailed Structural Analysis of Cylindrical Steel Tank Subjected to Various Seismic Peak Ground Values Using FSI Approach

open access: yesApplied Mechanics, 2023
The seismic analysis of ground-supported cylindrical steel tanks subjected to lateral harmonic displacement loadings has been carried out. This paper numerically evaluates the structural response of various tank geometries due to resonant seismic ...
Yasir Zulfiqar   +5 more
doaj   +1 more source

Reliability Study of Spectral Acceleration Designs Against Earthquakes in Bengkulu City, Indonesia

open access: yesInternational Journal of Technology, 2018
This paper presents a reliability study of spectral acceleration designs against earthquakes in Bengkulu City. Seismic Hazard Analysis of 1,968 events is performed to define the controlling earthquake event.
Lindung Zalbuin Mase
doaj   +1 more source

Numerical Investigation on Dynamic Response Characteristics and Deformation Mechanism of a Bedded Rock Mass Slope Subject to Earthquake Excitation

open access: yesApplied Sciences, 2021
In order to systematically reveal the dynamic response characteristics of rock mass slopes subject to seismic excitation, time-domain and frequency-domain analyses are used to investigate the dynamic response of a bedded rock slope from multiple ...
Danqing Song   +3 more
doaj   +1 more source

Simulation analysis of structural nonlinear seismic response

open access: yesInternational Journal for Simulation and Multidisciplinary Design Optimization, 2023
Faced with the difficulty of analyzing structural nonlinear seismic response, this study focuses on the reinforced concrete frame structure and designs a frame that meets the specifications.
Qin Feng
doaj   +1 more source

Seismic Performance of Dam Piers Retrofitted with Reinforced Polymer Cement Mortar

open access: yesApplied Sciences, 2021
The deterioration of existing reinforced concrete (RC) structures is regarded as a problem worldwide. In Japan especially, the deterioration of RC dam structures has become severe.
Yoshimi Sonoda   +2 more
doaj   +1 more source

2-D Seismic Response Analysis of a Slope in the Tyrrhenian Area (Italy)

open access: yesApplied Sciences, 2021
The Caronia area is located in the Tyrrhenian north-eastern sector of Sicily (Italy). Starting in 2010, attention focused on the study of landslides phenomena that occurred in this area, which caused significant economic damage to buildings and ...
Antonio Cavallaro   +3 more
doaj   +1 more source

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