Results 21 to 30 of about 31,884 (231)

Modeling and disturbance compensation aided by multibody dynamics analysis in shaking table systems

open access: yesMechanical Engineering Journal, 2015
This paper presents an approach for modeling and disturbance compensation in multi-axis shaking table systems. Shaking table system is one of the facilities for seismic tests, where the accurate reproducibility of earthquake acceleration waveforms is ...
Kenta SEKI, Makoto IWASAKI
doaj   +1 more source

A macro-element based practical model for seismic analysis of steel-concrete composite high-rise buildings [PDF]

open access: yes, 2013
This is the post-print version of the final paper published in Engineering Structures. The published article is available from the link below. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting,
Bao   +22 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

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   +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

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

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

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

Seismic Analysis of Eccentric Steel Structure on a Shaking Table [PDF]

open access: yesComputational Engineering and Physical Modeling, 2020
The paper presents the experimental investigation of an eccentric steel structure under seismic loading at varying height and varying mass conditions on a shaking table.
Amrutrao Patil, Maheshkumar Bhanuse
doaj   +1 more source

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

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