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原文传递 Large-Scale Hybrid Simulation of a Steel Moment Frame Building Structure through Collapse
题名: Large-Scale Hybrid Simulation of a Steel Moment Frame Building Structure through Collapse
正文语种: 英文
作者: Maikol Del Carpio Ramos;Gilberto Mosqueda;M. Javad Hashemi
作者单位: Univ, at Buffalo, Buffalo;Univ, of California, San Diego;Univ, of Technology, Melbourne
关键词: Hybrid simulation; Substructuring technique; Integration methods; Collapse assessment; Steel moment frames; Gravity frames; Seismic effects
摘要: The implementation of two series of hybrid simulations that aim to trace the system-level seismic response of a four-story steel moment frame building structure through collapse is presented. In the first series of tests, a half-scale 1 Vi-bay by 1-story physical substructure of a special steel moment-resisting frame is considered, while in the second series the physical substructure corresponds to the gravity framing system with a similar-sized specimen. An objective of these tests is to demonstrate the potential of hybrid simulation with substructuring as a cost-effective alternative to earthquake simulators for large-scale system-level testing of structural frame subassemblies. The performanee of a recently developed substructuring technique and time-stepping integration method for hybrid simulation are evaluated when employed with large and complex n umerical substructures exhibiting large levels of non linear response. The substructuri ng technique simplifies the experimental setup by reducing the number of required actuators while adequately approximating the boundary conditions including lateral displacements and axial loads on columns. The test method was found to be reliable with capabilities to provide insight into experimental behavior of structural subassemblies under realistic seismic loading and boundary conditions. DOI: 10.1061/(ASCE)ST.1943-541X.0001328. © 2015 American Society of Civil Engineers.
出版日期: 2016.01
出版年: 2016
期刊名称: Journal of Structural Engineering
卷: Vol.142
期: NO.01
页码: 04015086
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