Identification of dominant global and local modes behind dynamic stiffness valleys in BIW structures via modal contribution and ESE

• Mingsheng Wang,

  Roles Conceptualization, Data curation, Investigation, Methodology, Writing – original draft, Writing – review & editing

  Affiliation Dazhou Vocational and Technical College, Sichuan, China

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• Wendi Wang,

  Roles Investigation, Methodology, Validation, Writing – review & editing

  Affiliation Dazhou Vocational and Technical College, Sichuan, China

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• Tao Chen,

  Roles Formal analysis, Investigation, Validation, Writing – review & editing

  Affiliation Dazhou Vocational and Technical College, Sichuan, China

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• Xiangwei Lu,

  Roles Methodology, Writing – review & editing

  Affiliation Dazhou Vocational and Technical College, Sichuan, China

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• Xuelian Yi

  Roles Conceptualization, Data curation, Methodology, Project administration, Writing – original draft

  * E-mail: nvhlabgroup@outlook.com

  Affiliation SERES Automobile Co., Ltd., Chongqing, China

  https://orcid.org/0009-0007-8937-9887

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