Results 31 to 40 of about 264,692 (309)

Optimum Design of Curved Surface Sliders Based on Site-Specific Seismic Input and Its Sensitivity

open access: yesGeosciences, 2018
The design of curved surface sliders (CSS) based on the elastic response spectrum method with site-specific seismic input is commonly made by trial and error, whereby the design does not necessarily minimize structural acceleration.
Felix Weber   +3 more
doaj   +1 more source

Dynamic analysis of coupling misalignment and unbalance coupled faults

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2019
Misalignment is a common fault occurring in the rotor system. However, the response characteristics have not been understood comprehensively, especially the relation between forces or torques and displacements, accelerations, or moments.
Haifei Wang, Junjie Gong
doaj   +1 more source

Seismic Ground Response Estimation Based on Convolutional Neural Networks (CNN)

open access: yesApplied Sciences, 2021
One of the purposes of earthquake engineering is to mitigate the damages in buildings and infrastructures and, therefore, reduce the impact of earthquakes on society. Seismic ground response analysis refers to the process of evaluating the ground surface
Seokgyeong Hong   +3 more
doaj   +1 more source

Effective linear damping and stiffness coefficients of nonlinear systems for design spectrum based analysis [PDF]

open access: yes, 2010
A stochastic approach for obtaining reliable estimates of the peak response of nonlinear systems to excitations specified via a design seismic spectrum is proposed. This is achieved in an efficient manner without resorting to numerical integration of the
Agathoklis Giaralis   +60 more
core   +2 more sources

Towards improving the seismic hazard map and the response spectrum for the state of RN/Brazil

open access: yesRevista IBRACON de Estruturas e Materiais, 2021
Although Brazilian seismic activity is defined as low to moderate, it is known that intraplate earthquakes can also be associated to high intensities. In Brazil, the state of Rio Grande do Norte (RN) is one of the most seismically active areas, but there
Petrus Gorgônio Bulhões da Nóbrega   +2 more
doaj   +1 more source

Characterization and synthesis of random acceleration vibration specifications [PDF]

open access: yes, 2013
Random acceleration vibration specifications for subsystems, i.e. instruments,\ud equipment, are most times based on measurement during acoustic noise tests on system level, i.e.
Boer, A. de   +2 more
core  

New Zealand acceleration response spectrum attenuation relations for crustal and subduction zone earthquakes

open access: yesBulletin of the New Zealand Society for Earthquake Engineering, 2006
Attenuation relations are presented for peak ground accelerations (pga) and 5% damped acceleration response spectra in New Zealand earthquakes. Expressions are given for both the larger and the geometric mean of two randomly-oriented but orthogonal horizontal components of motion.
Graeme H. McVerry   +3 more
openaire   +2 more sources

Organoids in pediatric cancer research

open access: yesFEBS Letters, EarlyView.
Organoid technology has revolutionized cancer research, yet its application in pediatric oncology remains limited. Recent advances have enabled the development of pediatric tumor organoids, offering new insights into disease biology, treatment response, and interactions with the tumor microenvironment.
Carla Ríos Arceo, Jarno Drost
wiley   +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

Time-frequency representation of earthquake accelerograms and inelastic structural response records using the adaptive chirplet decomposition and empirical mode decomposition [PDF]

open access: yes, 2007
In this paper, the adaptive chirplet decomposition combined with the Wigner-Ville transform and the empirical mode decomposition combined with the Hilbert transform are employed to process various non-stationary signals (strong ground motions and ...
A. Giaralis   +31 more
core   +1 more source

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