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Chengli Sun

Central South University

Changsha, 410083

China

  • Central South University

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Exact and efficient modal and critical speed analyses of high-speed railway catenary systems based on the dynamic stiffness method

Number of pages: 44 Posted: 09 Mar 2026
Xiang Liu, Zekai Wang, Chengli Sun, Congcong Fang, Tao Lu and Haibo Zhao
Central South University, Central South University, Central South University, Central South University, Southwest Jiaotong University and affiliation not provided to SSRN
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Abstract:

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Catenary, Dynamic Stiffness Method, Extended Wittrick-Williams algorithm, Modal analysis, Critical speed, Substructure technique