Results 51 to 60 of about 224,924 (357)

Form and load transfer aspects of foundation systems: Case‐based implementation and adaptation for buildings

open access: yesDeep Underground Science and Engineering, EarlyView.
Upon conceptualization of structural behavior, foundations in terms of their form are divided into linear (1D), planar (2D), and volumetric (3D). Regarding the load transfer mechanisms, linear foundation systems are considered vector‐acting, planar foundations are divided into section and surface‐acting, and volumetric ones are recognized as block ...
Abolfazl Eslami   +4 more
wiley   +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

X-Bracing Configuration And Seismic Response

open access: yes, 2014
Concentric bracing systems have been in practice for many years because of their effectiveness in reducing seismic response. Depending on concept, seismic design codes provide various response modification factors (R), which itself consists of different terms, for different types of lateral load bearing systems but configuration of these systems are ...
Rahjoo, Saeed, Mamaqani, Babak H.
openaire   +1 more source

Virtual Reality of Earthquake Ground Motions for Emergency Response [PDF]

open access: yes, 2017
Ground motions interface earthquake science and engineering to advance understanding of seismic hazards and risk. Virtual reality provides an attractive tool to extend knowledge of the research community to a larger audience.
Lin, Ting
core   +2 more sources

Effects of joint geometric configurations on cyclic shear behavior of intermittent joints under constant normal stiffness conditions

open access: yesDeep Underground Science and Engineering, EarlyView.
The present manuscript explored the effects of joint configurations on the cyclic shear behavior of intermittent joints for the first time. The cyclic shear response, shear strength degradation, dilation characteristics evolution, frictional property, fractal dimension, and dissipative energy were further analyzed during shear cycles, which is crucial ...
Bin Wang   +3 more
wiley   +1 more source

Numerical simulation on seismic response of large vertical isolated liquid storage tank

open access: yesYou-qi chuyun, 2021
In order to study the seismic response of liquid storage tank under bidirectional seismic excitation, the 15×104 m3 vertical unanchored liquid storage tank was taken as the object, and numerical analysis on seismic response of vertical unanchored tank ...
Hailong FAN   +4 more
doaj   +1 more source

COVID-19 societal response captured by seismic noise in China and Italy

open access: yes, 2020
Seismic noise with frequencies above 1 Hz is often called cultural noise and is generally correlated quite well with human activities. Recently, cities in mainland China and Italy imposed lockdown restrictions in response to COVID-19, which gave us an ...
Eilon, Zachary   +3 more
core  

Seismic Analysis Capability in NASTRAN [PDF]

open access: yes, 1984
Seismic analysis is a technique which pertains to loading described in terms of boundary accelerations. Earthquake shocks to buildings is the type of excitation which usually comes to mind when one hears the word seismic, but this technique also applied ...
Butler, T. G., Strang, R. F.
core   +1 more source

Geological and geotechnical challenges on the Great Dyke of Zimbabwe and their impact on hardrock pillar design

open access: yesDeep Underground Science and Engineering, EarlyView.
The Great Dyke of Zimbabwe is notable for its rich platinum group metal deposits but poses significant geological and geotechnical challenges due to its complex rock types and structural features. Traditional pillar design methods are insufficient for addressing these complexities; the study suggests incorporating advanced techniques such as machine ...
Tawanda Zvarivadza   +3 more
wiley   +1 more source

Correlation Analysis of Tunnel Deformation and Internal Force in the Earthquake Based on Tunnel Inclination

open access: yesBuildings
An increasing number of studies have shown that the seismic response of shield tunnels differs from that of aboveground structures. While the seismic response of aboveground structures is mainly influenced by the peak acceleration and frequency of the ...
Zhiyong Yang, Yin Liu, Can Chen
doaj   +1 more source

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