Results 11 to 20 of about 202,022 (167)

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

Improved procedure for determining the ductility of buildings under seismic loads [PDF]

open access: yes, 2018
Displacement ductility is a parameter that characterizes the seismic response of structures. Moreover, displacement ductility can be used in order to determine whether a structural design, performed according to a specific seismic code or not, may ...
Mulder, María M.   +1 more
core   +3 more sources

Hybrid Passive Control Strategies for Reducing the Displacements at the Base of Seismic Isolated Structures [PDF]

open access: yes, 2019
In this paper, the use of hybrid passive control strategies to mitigate the seismic response of a base-isolated structure is examined. The control performance of three different types of devices used for reducing base displacements of isolated buildings ...
Di Matteo A., Masnata C., Pirrotta A.
core   +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

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

Numerical and experimental analysis of the leaning Tower of Pisa under earthquake [PDF]

open access: yes, 2017
Twenty years have passed from the most recent studies about the dynamic behavior of the leaning Tower of Pisa. Significant changes have occurred in the meantime, the most important ones concerning the soil-structure interaction.
Akkar   +19 more
core   +2 more sources

Seismic Response of Underground Lifeline Systems [PDF]

open access: yes, 2015
This paper presents and discusses the recent developments related to seismic performance and assessment of buried pipelines. The experience from the performance of pipelines during last earthquakes provided invaluable information and lead to new developments in the analysis and technologies.
Toprak, Selçuk   +2 more
openaire   +6 more sources

Seismic motion in urban sites consisting of blocks in welded contact with a soft layer overlying a hard half space: I. Finite set of blocks [PDF]

open access: yes, 2006
We address the problem of the response to a seismic wave of an urban site consisting of $N$ non-identical, non-equispaced blocks overlying a soft layer underlain by a hard substratum.
Adam   +65 more
core   +2 more sources

Seismic site response

open access: yesBulletin of the New Zealand Society for Earthquake Engineering, 1974
It has long been recognized that the intensity of shaking in the epicentral region in a large earthquake is far from uniform. The common engineering approach has been to regard local site conditions as having paramount influence in the total response prediction problem.
openaire   +2 more sources

Assessment of FEMA356 nonlinear static procedure and modal pushover analysis for seismic evaluation of buildings [PDF]

open access: yes, 2012
Nonlinear static analysis as an essential part of performance based design is now widely used especially at design offices because of its simplicity and ability to predict seismic demands on inelastic response of buildings.
Khoshnoud, Hamid Reza   +1 more
core   +1 more source

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