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Performance-based Seismic Design Method of Concentrically Braced Steel Frame under Near-field Earthquake with Velocity Pulse
Pages: 36-43
Year: Issue:  4
Journal: Journal of University of Science and Technology of Suzhou(Engineering and Technology)

Keyword:  yield point spectraconcentrically braced steel framesnear-filed earthquakevelocity pulse;
Abstract: 结构在近场地震作用下的破坏往往与强速度脉冲所携带的瞬时输入能量相关,根据5条近场地震波构造了屈服点谱(YPS)。基于结构屈服位移的稳定性,采用能力方法设计一榀人字形中心支撑钢框架结构。非线性静力分析和动力时程分析结果验证了用YPS法对中心支撑钢框架进行性态设计的可行性。
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