Investigation of influential factors on yield strength of lead rubber bearings

MM Pourmasoud, A Park, I Hajirasouliha, J Lim - 2022 - 13.237.132.70
The design of seismic isolators as specified by building code requirements is well defined
and well established. However, there is still some refinement required for these design …

A new approach to estimate the lead core characteristic strength of lead rubber bearings

M Pourmasoud, I Hajirasouliha, A Park, JBP Lim - Engineering Structures, 2022 - Elsevier
The design of seismic isolators as specified by building code requirements is well defined
and well established. However, there is still some refinement required for these design …

Validation of a New Equation to Estimate the Yield Strength of Lead Rubber Bearings

M Pourmasoud, ARL Park, I Hajirasouliha, J Lim… - Procedia Structural …, 2023 - Elsevier
The design of seismic isolators as specified by building code requirements is well defined
and well established. However, there is still some refinement required for these design …

Principles of scaling and similarity for testing of lead–rubber bearings

IV Kalpakidis, MC Constantinou - Earthquake engineering & …, 2010 - Wiley Online Library
Lead–rubber bearings are seismic isolators that have been extensively used to protect
buildings, bridges and mission‐critical infrastructure from the damaging effects of …

Development of an Evaluation Method for Seismic Isolation Systems of Nuclear Power Facilities: Part 9—Ultimate Properties of Full-Scale Lead Rubber Bearings …

T Hiraki, S Nagata, K Kanazawa… - Pressure Vessels …, 2014 - asmedigitalcollection.asme.org
This paper presents a part of “Development of an Evaluation Method for Seismic Isolation
Systems of Nuclear Power Facilities”. Ultimate behavior and failure modes of full-scale Lead …

Compressive behavior of low shape factor lead-rubber bearings: Full-scale testing and numerical modeling

X Ren, W Lu, Y Zhu, Y He, T Li - Engineering Structures, 2020 - Elsevier
Low shape factor lead-rubber bearings, defined as bearings with relatively thick rubber
layers, have been confirmed by several studies to be feasible for vertical seismic isolation …

[PDF][PDF] SEISMIC PERFORMANCE PREDICTIONS of CANDIDATE YIELDING METALS and METAL ALLOYS INSTEAD of LEAD for LRBs

G Altintas - researchgate.net
Base-isolation is a well-known technique used in earthquake-resistant structures and
isolation devices sustainably preserve the entire structure by reducing earthquake energy …

Stability of Low Damping Rubber and Lead-Rubber Seismic Isolation Bearings

JR Weisman - 2010 - etda.libraries.psu.edu
Elastomeric bearings are one of the most commonly used types of seismic isolation devices.
Composed of alternating layers of rubber and steel shims, this study focuses on elastomeric …

Effect of lead core size and arrangement on the shear and axial behavior of the lead rubber bearings

E Kazeminezhad - 2023 - researchsquare.com
Earthquake forces have always been considered as a threat to the structures. One of the
most effective ways to have structures with minimal damage and improve their resilience is …

[PDF][PDF] Strength Degradation in Lead-Rubber Bearings during a Long-duration Earthquake

T Wake, M Kikuchi, K Ishii - NZSEE Conference, O4B, 2017 - db.nzsee.org.nz
A lead-rubber bearing (LRB) is one of the most common types of seismic isolation system.
The strength of LRBs is reduced by “lead core heating” caused by their absorption of seismic …