Results 11 to 20 of about 2,569,579 (302)

Seismic Assessment of Steel Moment Frames with Irregularity in Mass and Stiffness [PDF]

open access: yesComputational Engineering and Physical Modeling, 2018
Irregularity, consider to be one of the main reasons of buildings collapse in recent earthquakes. Irregularity also affects the seismic behavior and maximum capacity of structures.
Elahe Chabokan, Iman Faridmehr
doaj   +1 more source

Non-Proportionality Indices and Error Constraint in Modal Analysis of Viscously Damped Linear Structures

open access: yesApplied Sciences, 2021
Use of modal procedures in systems with non-proportional damping (such as structures with added viscous damping systems) results in response errors, shown in this study to depend on dissimilar and often conflicting conditions for different variables and ...
Jorge Conde, Alejandro Bernabeu
doaj   +1 more source

Shock response spectrum analysis in running performance [PDF]

open access: yesComputer Methods in Biomechanics and Biomedical Engineering, 2020
Running involves repeated impacts between the foot and the surface. Such impacts are characterized by a transient peak in the ground reaction force (impact force), rapid deceleration of the lower e...
D. Benjamin   +6 more
openaire   +1 more source

A Computationally Efficient Ground-Motion Selection Algorithm for Matching a Target Response Spectrum Mean and Variance [PDF]

open access: yes, 2011
Dynamic structural analysis often requires the selection of input ground motions with a target mean response spectrum. The variance of the target response spectrum is usually ignored or accounted for in an ad hoc manner, which can bias the structural ...
Baker, Jack W.   +2 more
core   +2 more sources

Earthquake design for controlled structures [PDF]

open access: yesFracture and Structural Integrity, 2017
An alternative design philosophy, for structures equipped with control devices, capable to resist an expected earthquake while remaining in the elastic range, is described. The idea is that a portion of the earthquake loading is undertaken by the control
Nikos G. Pnevmatikos   +2 more
doaj   +2 more sources

A Comparative Centrifuge Test Study on the Influence of Overlying Seawater on Seismic Response Spectrum

open access: yesJournal of Marine Science and Engineering, 2023
In this study, dynamic centrifugal model tests for two homogeneous saturated soft clay sites are designed to analyze the influence of overlying sea water on ground motion.
Juan Liu   +3 more
doaj   +1 more source

Seismic Ground Response Prediction Based on Multilayer Perceptron

open access: yesApplied Sciences, 2021
Earthquake disasters can cause enormous social and economic damage, and therefore the sustainability of infrastructure requires the mitigation of earthquake consequences.
Jaewon Yoo, Seokgyeong Hong, Jaehun Ahn
doaj   +1 more source

Conditional Spectrum-Based Ground Motion Selection. Part I: Hazard Consistency for Risk-Based Assessments [PDF]

open access: yes, 2013
The conditional spectrum (CS, with mean and variability) is a target response spectrum that links nonlinear dynamic analysis back to probabilistic seismic hazard analysis for ground motion selection.
Baker, Jack W.   +2 more
core   +2 more sources

Seismic response of various sites of the territory of Kyiv to seismic loads

open access: yesГеофизический журнал, 2021
The research presented in the work aims to assess the seismic response of three different taxonometric sites, identified by the method of engineering and geological analogies within the territory of Kyiv, to seismic loads with different spectral content
O. V. Kendzera, Yu. V. Semenova
doaj   +1 more source

Graphical dynamic trends for earthquake incidence response of plan-asymmetric systems [PDF]

open access: yes, 2015
A Graphical Dynamic model is derived to describe the directional earthquake response of two-ways plan-asymmetric systems, which retains the insightful educational evidence of traditional graphical static methods and the accuracy of computational methods ...
Faggella, Marco   +3 more
core   +2 more sources

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