Results 21 to 30 of about 11,130 (312)

Performance evaluation of Wied Dalam (WDD) seismic station in Malta [PDF]

open access: yes, 2014
The continual operation of a permanent seismograph, now exceeding a couple of decades in some cases, naturally involves changes of hardware and software over time.
Panzera, Francesco   +3 more
core   +1 more source

Analysis of the local site effect in Longtoushan town

open access: yes地震科学进展, 2022
Based on the drilling data of six typical sites in Longtoushan town and the test data of dynamic nonlinear characteristics of soil, the seismic response analysis models of the corresponding sites were established respectively.
Zhen Chen   +6 more
doaj   +1 more source

A Centrifuge Model Test of the Ground Motion Response in a Moderately Stiff Soil

open access: yesShock and Vibration, 2021
The ground motion response in a moderately stiff soil in seismic events has been traditionally studied based on the actual field records which, however, have yet to offer consistent results regarding the amplification effect of the ground motion.
Jing-Yan Lan   +4 more
doaj   +1 more source

Ground Motion Time History Simulation for Seismic Response History Analysis

open access: yesFrontiers in Earth Science, 2022
In the seismic design and analysis of important structures, ground motion time histories are generally required as the input for the conduction of seismic response history analysis. Taking a selected spectrum as the target, the approaches for generating spectral compatible time histories based on artificial or synthetic ground motion and real recorded ...
Lanlan Yang   +4 more
openaire   +2 more sources

Effect of Near-Fault Pulsed Ground Motions on Seismic Response and Seismic Performance to Tunnel Structures

open access: yesShock and Vibration, 2021
Seismic analysis of tunnels close to or crossing seismogenic faults is a complex problem, which is often neglected at the design stage for the lack of specific codes or guidelines and also because underground structures are considered less vulnerable ...
Xiancheng Mei, Qian Sheng, Zhen Cui
doaj   +1 more source

Experimental evaluation of the seismic performance of steel MRFs with compressed elastomer dampers using large-scale real-time hybrid simulation [PDF]

open access: yes, 2011
Real-time hybrid simulation combines experimental testing and numerical simulation, and thus is a viable experimental technique for evaluating the effectiveness of supplemental damping devices for seismic hazard mitigation.
Karavasilis, Theodore L.   +11 more
core   +1 more source

Seismic fragility analysis of pile-supported wharf in nearshore liquefiable ground

open access: yesYantu gongcheng xuebao, 2021
The seismic fragility analysis has become a research hotspot in structural engineering and bridge engineering, but there are few studies in the field of pile-supported wharf in nearshore liquefiable ground.
MENG Chang 1, 2, TANG Liang 1, 2
doaj   +1 more source

The study of soft soil seismic subsidence based on the 3D OpenSees model

open access: yesGeoenvironmental Disasters, 2022
Soft soils are characterized by high sensitivity, low strength, and susceptibility to seismic subsidence. In this study, nonlinear dynamic finite element analysis was performed using the OpenSees numerical simulation method to evaluate the seismic ...
Ping Li, Junru Gu, Yingci Liu, Yuying Li
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.
Gazetas, George   +11 more
core   +1 more source

Simulation of response spectrum-compatible ground motions using wavelet-based multi-resolution analysis

open access: yesMeasurement + Control, 2021
This study proposed a simple and effective response spectrum-compatible ground motions simulation method to mitigate the scarcity of ground motions on seismic hazard analysis base on wavelet-based multi-resolution analysis.
Guan Chen, Zhiren Zhu, Jun Hu
doaj   +1 more source

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