Results 11 to 20 of about 265,284 (302)

A Study on Evaluation of an Acceleration Response Spectrum at Local Government Sites Using Peak Acceleration Ratio and Predominant Period of Spectrum for Crustal Earthquake

open access: yesJournal of Japan Association for Earthquake Engineering, 2011
本論文では地殻内地震において自治体観測点で消失した地震波形の加速度応答スペクトルを推定するために、従来の研究で用いられている最大加速度比に加え、地震動スペクトルの卓越周期と構造物の固有周期との関係を考慮した応答スペクトル推定手法を提案した。加速度応答スペクトルを推定したところ、最大加速度比、卓越周期と構造物の固有周期との関係をパラメータとした推定式を用いた場合、最大加速度比のみの式に比べて、推定値と観測値の相関が高く、スペクトル形状もおおむね評価することができた。
Hayato NISHIKAWA, Masakatsu MIYAJIMA
openaire   +4 more sources

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

Experimental Study on Seismic Response of Buried Oil and Gas Pipeline Soil Layers under Lateral Multipoint Excitation

open access: yesShock and Vibration, 2021
The seismic response of buried oil and gas pipelines is mainly influenced by the site soil. In this paper, a bidirectional laminar shear continuum model box is developed for the site response of buried oil and gas pipelines under transverse multipoint ...
Jianbo Dai   +3 more
doaj   +1 more source

A New Method for the Calibration of Site-Related Response Spectra

open access: yesAdvances in Civil Engineering, 2022
The calibration of response spectra is an important issue that needs further research in engineering earthquake resistance. This paper proposes an improved calibration method for site-related response spectra.
Xin Han   +5 more
doaj   +1 more source

Selection of earthquake ground motion accelerograms for the continental margin of Southeastern Brazil

open access: yesDyna, 2021
Brazil is in an intraplate area of low to moderate seismicity, this means that few or no records of strong ground motions are available. Part of the site response analysis and seismic design of structures require the use of acceleration time-histories ...
Cristian Soriano Camelo   +4 more
doaj   +1 more source

The Characteristics of Seismic Response on Hard Interlayer Sites

open access: yesAdvances in Civil Engineering, 2020
Based on the engineering geological data of a nuclear power plant site, nine engineering geological profiles were created with hard interlayers of different thicknesses.
Jie Su   +7 more
doaj   +1 more source

An Overview of the Seismic Elastic Response Spectra and Their Application According to Mexican, U.S., and International Building Codes

open access: yesApplied Sciences, 2022
The design of earthquake-resistant structures by applying traditional or performance-based seismic analysis methods involves two large variables: the seismic risk of the area and the physical characteristics of the structure.
Arturo Gonzalez, Julio Calderon
doaj   +1 more source

Peak adjustment method of input seismic wave in time history analysis of long-span cable-stayed bridge

open access: yes地震科学进展, 2023
The peak adjustment of seismic wave is often realized by the method based on the peak ground acceleration (PGA), while the peak acceleration of the design response spectrum in the current specification is the effective peak acceleration (EPA), and EPA is
Xiaoli Li, Xiaoshuang Li
doaj   +1 more source

Spectrum-to-spectrum methods for the generation of elastic floor acceleration spectra [PDF]

open access: yes, 2017
In seismic codes, the acceleration demand of nonstructural components is commonly expressed in terms of floor response spectra and estimated by means of simple predictive equations.
FRANCHIN, Paolo   +2 more
core   +1 more source

A hybrid model for mapping simplified seismic response via a GIS-metamodel approach [PDF]

open access: yes, 2014
In earthquake-prone areas, site seismic response due to lithostratigraphic sequence plays a key role in seismic hazard assessment. A hybrid model, consisting of GIS and metamodel (model of model) procedures, was introduced aimed at estimating the 1-D ...
Bonito, L.   +4 more
core   +1 more source

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