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Research on stiffness and consistent mass matrices for the tapered three-dimensional beam using a force-based method

Yuquan Wang Tongtong Xie Li Zhu Qunguang Huang Jian Hong Juzhen Tang Xuejin Huo

高速铁路（英文）2026，Vol.4Issue(2)：130-140,11.

高速铁路（英文）2026，Vol.4Issue(2)：130-140,11.DOI:10.1016/j.hspr.2026.01.007

Research on stiffness and consistent mass matrices for the tapered three-dimensional beam using a force-based method

Yuquan Wang ¹Tongtong Xie ²Li Zhu ³Qunguang Huang ⁴Jian Hong ³Juzhen Tang ⁵Xuejin Huo⁶

作者信息

1. China Railway Design Corporation,Tianjin 300308,China
2. China Railway First Survey and Design Institute Group Co.,Ltd.,Xi'an 710043,China
3. School of Civil Engineering,Beijing Jiaotong University,Beijing 100044,China
4. China Railway Construction Bridge Engineering Bureau Group Co.,Ltd.,Tianjin 300300,China
5. Beijing Sigma Simulation Technology Co.,Ltd.,Beijing 100070,China
6. China Railway Major Bridge Reconnaissance&Design Institute Co.,Ltd.,Wuhan 430050,China
折叠

摘要

关键词

Tapered 3D beam element/Force-based finite element method/Stiffness matrix/Consistent mass matrix/Force interpolation function/Degenerate solution

Key words

Tapered 3D beam element/Force-based finite element method/Stiffness matrix/Consistent mass matrix/Force interpolation function/Degenerate solution

引用本文复制引用

Yuquan Wang,Tongtong Xie,Li Zhu,Qunguang Huang,Jian Hong,Juzhen Tang,Xuejin Huo..Research on stiffness and consistent mass matrices for the tapered three-dimensional beam using a force-based method[J].高速铁路（英文）,2026,4(2):130-140,11.

基金项目

The authors greatly acknowledge the financial support from the National Natural Science Foundation of China(U2368210,52478117),the China National Railway Group Corporation Science and Technology Research and Development Program(Q2023G020,K2022G009),and the Eighth National"Ten Thousand Talents Plan for Top Young Talents"of China. （U2368210,52478117）

高速铁路（英文）

ISSN：2949-8678

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