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  • 标题:Damage localization based on modal strain energy index and evidence theory
  • 本地全文:下载
  • 作者:Jianhua Zhao ; Minghui Shi ; Guansheng Yin
  • 期刊名称:E3S Web of Conferences
  • 印刷版ISSN:2267-1242
  • 电子版ISSN:2267-1242
  • 出版年度:2020
  • 卷号:165
  • 页码:1-5
  • DOI:10.1051/e3sconf/202016506053
  • 出版社:EDP Sciences
  • 摘要:A damage localization approach based on modal strain energy index and evidence theory is proposed in this paper. First, the modal strain energy change ratio (MSECR) method and modal strain energy dissipation ratio (MSEDR) method are used to preliminarily detect the damage locations, respectively. Then, the evidence fusion technique is applied to integrate these results and determine the damage locations of structures. To investigate the effectiveness of the proposed method, a numerical example is considered. The numerical results show that the proposed method achieves a better performance in determining the damage locations of structures.
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