Results 21 to 30 of about 32,229 (261)

Simplified Estimation of Economic Seismic Risk for Buildings [PDF]

open access: yes, 2004
A seismic risk assessment is often performed on behalf of a buyer of commercial buildings in seismically active regions. One outcome of the assessment is that a probable maximum loss (PML) is computed.
Beck, James L.   +2 more
core   +1 more source

Centrifuge modeling of rocking-isolated inelastic RC bridge piers [PDF]

open access: yes, 2014
Experimental proof is provided of an unconventional seismic design concept, which is based on deliberately underdesigning shallow foundations to promote intense rocking oscillations and thereby to dramatically improve the seismic resilience of structures.
Al‐Defae AH   +9 more
core   +4 more sources

A shaking table real-time substructure experiment of an equipment–structure–soil interaction system

open access: yesAdvances in Mechanical Engineering, 2017
Based on branch substructure method, this article deduces motion equation of an equipment–structure–soil interaction system. The equation is converted and applied to a shaking table real-time substructure experiment.
Chongxiang Zhang, Nan Jiang
doaj   +1 more source

Frequency Seismic Response for EEWS Testing on Uniaxial Shaking Table

open access: yesEntropy, 2023
Earthquake early warning systems are used as important tools in earthquake risk management, providing timely information to residents and both public and private emergency managers. By doing this, the potential impact of large magnitude seismic events is
Codrin Donciu   +2 more
doaj   +1 more source

Numerical and experimental investigations on seismic response of building frames under influence of soil-structure interaction [PDF]

open access: yes, 2014
In this study, an enhanced numerical soil-structure model has been developed which treats the behaviour of soil and structure with equal rigour. The proposed numerical soil-structure model has been verified and validated by performing experimental ...
Fatahi, B, Samali, B, Tabatabaiefar, S
core   +1 more source

Design and simulation of hydraulic shaking table [PDF]

open access: yes, 2006
Recent industrial progress and computational technology made it possible to construct more complex structures. Vibration of these structures due to seismic strength must be measured and proved to prevent them from damage when they are subjected to ...
Ngadimon, Khairulnizam
core   +3 more sources

Earthquake Ground Motion Matching on a Small Electric Shaking Table Using a Combined NN-PDFF Controller

open access: yesShock and Vibration, 2020
Replicating acceleration time histories with high accuracy on shaking table platforms is still a challenging task. The complex interference between the components of the system, the inherent nonlinearities, and the coupling effect between the specimen ...
Selma H. Larbi   +4 more
doaj   +1 more source

Sensitivity of Building Loss Estimates to Major Uncertain Variables [PDF]

open access: yes, 2002
This paper examines the question of which sources of uncertainty most strongly affect the repair cost of a building in a future earthquake. Uncertainties examined here include spectral acceleration, ground-motion details, mass, damping, structural force ...
Beck, James L.   +2 more
core   +1 more source

Experimental Study on the Seismic Behavior of a Steel-Concrete Hybrid Structure with Buckling Restrained Braces

open access: yesAdvances in Civil Engineering, 2020
The damage to a concrete wall caused by a strong earthquake is generally concentrated at the bottom of the concrete wall, which seriously threatens the safety of the steel-concrete hybrid structure and is very difficult to repair after an earthquake.
Liang Li, Guoqiang Li, Tianhua Zhou
doaj   +1 more source

Analysis of Multilayered Ground Amplification Characteristics by Scaled-Down Model Tests

open access: yesApplied Sciences, 2022
During an earthquake, seismic waves travel through different media through the source to reach the surface. It is very necessary to study the dynamic characteristics of soil between different layers during earthquake.
Yong Jin   +3 more
doaj   +1 more source

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