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V形偏心支撑钢框架滞回能需求层间分布
Authors
刘衍军
顾强
Publication date
1 January 2014
Publisher
Editorial Department of Progress in Steel Building Structures, Tongji University
Doi
Cite
Abstract
为将基于能量的抗震设计方法应用到多自由度结构的抗震设计中,选用20条远场地震波和15条近场地震波,对不同层数的V形偏心支撑钢框架滞回能需求层间分布规律进行了研究,对比分析了远、近场地震下结构滞回能需求分布的不同,给出了滞回能需求层间分布系数的简化计算公式。研究表明,V形偏心支撑钢框架主要依靠耗能梁段发生剪切变形耗散地震能量;近场地震会加大结构底部响应及滞回能需求
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Last time updated on 28/12/2024