一种用于索结构分析的悬链线单元

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A Catenary Element for the Analysis of Cable Structures

Department of Civil Engineering, Zhejiang University, Hangzhou 310027, P R China

摘要: 根据弹性悬链线的理论解析解推导出适于索结构有限元分析的悬链线单元.与常用的三节点、五节点曲线单元相比,采用该单元编制的软件具有输入数据少、计算机时省、计算精度高的特点.
- 索结构 /
- 悬链线单元 /
- 切线刚度矩阵
Abstract: Based on analytical equations,a catenary element is presented for the finite element analysis of cable structures.Compared with usually used element(3-node element,5-node element),a program with the proposed element is of less computer time and better accuracy
- cable structures /
- catenary elements /
- tangent stiffness matrix

[1]	Jayaraman H B,Knudson W C.A curved element for the analysis of cable structures[J].Comput and Struct,1981,3(4):325～333.
[2]	Irvine H M.Cable Structures[M].Cambridge,Mass:MIT Press,1981.