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Author:

王满生 (王满生.) | 胡聿贤 (胡聿贤.) | 周锡元 (周锡元.) | HE Liu (HE Liu.)

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CQVIP PKU CSCD

Abstract:

根据非线性系统状态参数估计理论和土-结构系统的实际地震动记录,利用多项式一阶近似来代替EKF滤波技术中的求导线性化过程,来估计土双自由度集总参数模型中各参数值.这是二种比较新的参数在线实时辨识技术,具有运算简单、计算精度较高的优点.以美国Alaska州Anchorage市中心一栋14层办公大楼为算例,结果显示地基土集总参数模型的参数递推结果相当可靠.整个方法易于在MATLAB操作平台上实现.

Keyword:

多项式一阶近似 土-结构相互作用 双自由度集总参数模型 状态方程 成层土

Author Community:

  • [ 1 ] [王满生]School of Engineering,University of Alaska,Anchorage,AK 99508,USA
  • [ 2 ] [胡聿贤]中国地震局地球物理研究所
  • [ 3 ] [周锡元]北京工业大学
  • [ 4 ] [HE Liu]School of Engineering,University of Alaska,Anchorage,AK 99508,USA

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Source :

振动工程学报

ISSN: 1004-4523

Year: 2006

Issue: 2

Volume: 19

Page: 252-257

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 5

Chinese Cited Count:

30 Days PV: 0

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