Results 21 to 30 of about 27,032 (150)

The effect of moment redistribution on the stability of reinforced concrete moment resisting frame buildings under the ground motion [PDF]

Journal of Structural and Construction Engineering, 2017
In recent years some studies have been done on the moment rredistribution in buildings and new methods offered for calculating of redistribution. Observations demonstrated that the combination of moment and shear force is important in analysis of ...
Mahdi Golpayegani, Alireza Mortezaei
doaj   +1 more source

Elastic-Plastic Seismic Performance for Jacket Platform Based on Improved Modal Pushover Method

Shanghai Jiaotong Daxue xuebao, 2021
In connection with the elastic-plastic failure problem of offshore jacket platform subjected to a powerful earthquake, an improved modal pushover method based on performance design is proposed. The elastic-plastic seismic performance and failure modes of
LIU Hongbing, SUN Liping, AI Shangmao, YAN Fasuo, CHEN Guoming   +4 more
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Evaluation of Seismic Vulnerability of Reinforced Concrete Buildings Adjacent to the Deep Excavations [PDF]

Journal of Rehabilitation in Civil Engineering, 2017
In this study, the effect of deep excavation on the seismic response of RC moment resisting building systems has been studied. Deep excavation can cause significant changes in the stress and strain levels of soil environment and also changes in the ...
Hamidreza Fadavi, Alireza Mortezaei
doaj   +1 more source

Seismic Fragility Analysis of Existing RC Frame Structures Strengthened with the External Self-Centering Substructure

Buildings, 2023
Based on a practical engineering case of seismic strengthening, this paper used the enlarging cross-section method and an external self-centering substructure to improve the seismic performance and seismic resilience of existing frame structures.
Weiheng Liu, Jianwei Zhang, Hang Liu, Fei Wang, Juan Liu, Mingjie Han   +5 more
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Improvement in the Seismic Performance of a Super-Long-Span Concrete-Filled Steel-Tube-Arch Bridge

Buildings, 2023
The applicability of current seismic-performance-improvement technologies needs to be studied. This research took a super-long-span CFST arch bridge with a total length of 788 m as the object on which to perform a non-linear time-history analysis and a ...
Dan Ye, Yijin Tong, Lijun Gan, Zhuoran Tang, Ruijie Zhang   +4 more
doaj   +1 more source

Evaluation of Structural Performance of Post-Installed Anchors Embedded in Cracked Concrete in Power Plant Facilities

Applied Sciences, 2021
In this study, a field survey was conducted on the fixed anchorages of the operation and power generation facilities installed in domestic power plants.
Sangmoon Lee, Wooyoung Jung
doaj   +1 more source

Hilbert–Huang-Transform-Based Seismic Intensity Measures for Rocking Response Assessment

Applied Sciences, 2023
Structures that can uplift and rock under severe seismic excitations present remarkable stability without exhibiting damage. As such, rocking-response-based structural systems constitute a promising design practice.
Kosmas E. Bantilas, Ioannis E. Kavvadias, Magdalini Tyrtaiou, Anaxagoras Elenas   +3 more
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Earthquake Economic Loss Assessment of Reinforced Concrete Structures Using Multiple Response Variables

Buildings, 2023
For buildings that meet the requirements of current seismic design codes, damage to nonstructural components and the internal objects of buildings often become the main source of the seismic economic losses of these buildings.
Xiaoxiao Liu, Jingming Chen, Hongchen Wang, Zhaoping Jia, Ziyan Wu   +4 more
doaj   +1 more source

Structural Systems Comparison of Simply Supported PSC Box Girder Bridge Equipped with Elastomeric Rubber Bearing and Lead Rubber Bearing

Civil Engineering Dimension, 2022
This study compares the influence of elastomeric rubber bearing (ERB) as the regular bearing support and lead rubber bearing (LRB) as the seismic isolation device on the seismic performance of a seven-span simply supported prestressed concrete (PSC) box
Alvin Kurniawan Santoso, Djoko Sulistyo, Ali Awaludin, Angga Fajar Setiawan, Iman Satyarno, Sidiq Purnomo, Ignatius Harry   +6 more
doaj   +1 more source

Application of BIM Technology in the Seismic Performance of “Wood Weaving” Structure of Wooden Arcade Bridges

Shock and Vibration, 2022
The wood arch bridge has good seismic performance, and the “wood weaving” of its arch system is closely related. Wood weaving has the isolation function similar to that of rubber bearing isolation layer under earthquake, which is the key to ensuring good
Hua Deng
doaj   +1 more source