Results 21 to 30 of about 1,367,683 (308)

Definition and Validation of Fast Design Procedures for Seismic Isolation Systems

open access: yesVibration, 2022
The research on traditional and innovative seismic isolation techniques has grown significantly in recent years, thanks to both experimental and numerical campaigns.
M. Furinghetti
semanticscholar   +1 more source

Experimental study on the influence of glass fiber reinforced concrete isolation layer on the seismic dynamic response of tunnels

open access: yesCase Studies in Construction Materials, 2023
The use of isolation layer structures has been a proven and effective method in reducing the seismic dynamic response of tunnels. It is considered a crucial measure in enhancing the seismic capacity of tunnels.
Lun Dai   +3 more
doaj   +1 more source

Comparison study on seismic isolation design of RC frame structure based on two different codes [PDF]

open access: yesArchives of Civil Engineering
With the development of building seismic isolation technology and the official release of the Isolation Code in September 2021, seismic isolation design in China will now rely on two foundational codes: the Seismic Code and the Isolation Code. This paper
Junyi Zhang, Jiawei Li, Zhiqiang Zhang
doaj   +1 more source

Shaking table tests on the seismic response of truss structure with air spring‐FPS three‐dimensional isolation bearing

open access: yesEarthquake Engineering & Structural Dynamics, 2023
To investigate the isolation effect of the friction pendulum system (FPS) horizontal isolation bearing and the air spring‐FPS three‐dimensional (3D) isolation bearing in truss structure and the influences of long‐period ground motions on the isolated ...
Qinghua Han, Ming Jing, Yan Lu
semanticscholar   +1 more source

Model Test on the Vibration Reduction Characteristics of a Composite Foundation with Gravel Cushion under Different Seismic Wave Amplitudes

open access: yesShock and Vibration, 2021
Gravel cushions have been introduced as a practical and efficient seismic isolation technology to ensure the safety of nuclear power plants. This study investigated the seismic isolation effect of a gravel cushion by conducting a series of shaking table ...
Yingying Zhao   +5 more
doaj   +1 more source

Evaluation of the seismic performance of isolated electrical transformers under pulse-like excitations [PDF]

open access: yesNumerical Methods in Civil Engineering, 2022
Damage sustained by electrical transformers in past strong earthquakes led to irrecoverable and severe economic losses. The seismic performance evaluation is associated with the loss of proper functioning of transformers.
Mohammad Mahmoudi   +2 more
doaj   +1 more source

Seismic Isolation Technology for Prestressed Segmental Precast Piers

open access: yesSoil Dynamics and Earthquake Engineering, 2021
Due to its poor energy dissipation capacity, the application of prestressed segmental precast piers in bridge engineering in areas with medium- and high-intensity seismic activity is limited.
S. Zou   +5 more
semanticscholar   +1 more source

A Study on Seismic Isolation of Shield Tunnel Using Quasi-Static Finite Element Method

open access: yesShock and Vibration, 2019
Using a quasi-static method based on an axisymmetric finite element model for seismic response analysis of seismically isolated tunnels, the seismic isolation effect of the isolation layer is studied, and the seismic isolation mechanism of the isolation ...
Can Li   +4 more
doaj   +1 more source

A biomimetic sliding–stretching approach to seismic isolation

open access: yesNonlinear dynamics, 2021
There is growing demand in industrialized and developing countries to provide people and structures with effective earthquake protection. Here, we employ architectured material concepts and a bio-inspired approach to trail-blaze a new path to seismic ...
F. Fraternali   +4 more
semanticscholar   +1 more source

IMPROVE THE EFFICIENCY OF SEISMIC WITH RUBBER MOUNTS ELEMENTS COMBINED WITH DRY FRICTION

open access: yesВестник Дагестанского государственного технического университета: Технические науки, 2016
The goal is to increase effectiveness of seismic isolation of buildings with flexible rubber-seismic isolation bearings (RSIB). In order to reduce the maximum displacement RSIB installed in the basement of frame buildings in seismic isolation system ...
A. D. Abakarov, Kh. M. Omarov
doaj   +1 more source

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