Results 11 to 20 of about 156,957 (301)

Study on the Basic Performance Deterioration Law and the Application of Lead Rubber Bearings under the Alternation of Aging and Seawater Erosion

open access: yesBuildings, 2023
Lead rubber isolation bearings are well-recognized as a common and effective means to mitigate the seismic responses of bridges. However, rubber isolation bearings used in offshore bridges are extremely vulnerable to the action of the alternation of ...
Yanmin Li   +3 more
doaj   +3 more sources

Mechanical Properties and Seismic Loss Assessment of Improved Isolation Bearing with Variable Stiffness

open access: yesBuildings, 2023
For improving the seismic isolation effect, traditional rubber isolation bearing provides a smaller horizontal stiffness. However, it is unfavorable for the displacement control of the seismic isolation layer under rare earthquakes.
Jie Huang   +4 more
doaj   +1 more source

Optimum parameters of a five-story building supported by lead-rubber bearings under near-fault ground motions

open access: yesJournal of Low Frequency Noise, Vibration and Active Control, 2020
Seismic response of five-story frame structure supported by lead-rubber bearings isolation system is investigated subjected to near-fault ground motions.
Qiang Rong
doaj   +1 more source

Effectiveness of LRB in Curved Bridge Isolation: A Numerical Study

open access: yesApplied Sciences, 2022
Lead Rubber Bearings (LRBs) represent one of the most widely employed devices for the seismic protection of structures. However, the effectiveness of the same in the case of curved bridges has not been judged well because of the complexity involved in ...
Praveen Kumar Gupta   +4 more
doaj   +1 more source

Stability analysis of elastomeric bearings in bridge structures

open access: yesAdvances in Bridge Engineering, 2022
Elastomeric bearings (EB) and lead-rubber bearings (LRB) are used in bridge structures to reduce vehicle vibrations, wind loads, and earthquakes. Therefore, studying their stability is crucial to ensuring the stability of the bridge system itself ...
Moussa Leblouba
doaj   +1 more source

Bridge construction cost saving from using LRB (Lead Rubber Bearing) in the area prone to earthquake, Kenteng bridge case study [PDF]

open access: yesE3S Web of Conferences, 2020
There are many ways to reduce the earthquake force excited in the bridge structure, such as the use of Lead Rubber Bearing, Sliding Isolation Pendulum, and Damper/Lock Up Device.
Dhanis Ariono   +2 more
doaj   +1 more source

Mechanical Model and Seismic Response Analysis of a Track Type Combined Isolation Device

open access: yesApplied Sciences, 2022
In view of the weak isolation and shock absorption effect of ordinary isolation bearings at present, a new track damping negative-stiffness device was designed based on the principle of negative stiffness.
Guanjie Kong, Ziyu Wang, Youfa Yang
doaj   +1 more source

Shake table tests of different seismic isolation systems on a large scale structure subjected to low to moderate earthquakes

open access: yesJournal of Traffic and Transportation Engineering (English ed. Online), 2018
Seismic isolation systems designed for extreme events may likely experience low to moderate earthquakes during the design life of the structure rather than the extreme event itself.
Nefize Shaban, Alp Caner
doaj   +1 more source

A novel rate-dependent cohesive-zone model combining damage and visco-elasticity [PDF]

open access: yes, 2013
This is the author’s post-print version of a work that was accepted for publication in Computers & Structures. Changes resulting from the publishing process, such as peer review, editing, corrections, structural formatting, and other quality control ...
Alfano, G, Musto, M
core   +1 more source

Potential Design of Seismic Vulnerable Buildings Incorporating Lead Rubber Bearing

open access: yesBuildings, 2019
The seismic hazard of vulnerable regions warrants the investigation of new technologies, such as base level isolation by lead rubber bearing (LRB) devices, that can help to mitigate structural damage on seismic prone buildings. The behavior adopting such
Walid A. Al-Kutti   +1 more
doaj   +1 more source

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