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author:

陈朝慰 (陈朝慰.) [1] | 夏樟华 (夏樟华.) [2] (Scholars:夏樟华)

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CQVIP PKU CSCD

Abstract:

以不同损伤状态的工字钢梁为例,通过基于静态影响线的有限元模型修正和挠度影响线的二阶导数识别出结构的损伤,并实现承载能力的评估.研究结果表明:优化迭代收敛步数最大为8步,修正误差在0.5%左右;不同损伤情况下工字钢梁计算与实测挠度影响线较为吻合;挠度影响线的二阶导数在损伤位置出现峰值,可以识别出损伤位置.

Keyword:

承载能力评估 损伤识别 有限元模型修正 静态影响线

Community:

  • [ 1 ] [陈朝慰]福建省交通科学技术研究所
  • [ 2 ] [夏樟华]福州大学

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Source :

公路交通科技·应用技术版

ISSN: 1002-0268

CN: 11-2279/U

Year: 2013

Issue: 7

Volume: 9

Page: 188-191

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 3

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