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单层平面索网幕墙结构非线性分析
引用本文:杨立军,;陆守明,;刘少斌. 单层平面索网幕墙结构非线性分析[J]. 四川轻化工学院学报, 2008, 0(2): 120-122
作者姓名:杨立军,  陆守明,  刘少斌
作者单位:[1]湖南文理学院土木建筑工程系,湖南常德415000
基金项目:湖南省教育厅资助项目(06C583);湖南“十一五”重点建设学科资助,湖南省普通高校青年骨干教师项目资助
摘    要:针对单层平面索网幕墙结构静力分析的特点,提出了二节点直线杆单元有限元模型。建立了非线性有限元基本方程,利用Newton—Raphson法进行计算,编写了相应的有限元程序。结合实例对索网结构的位移和应力进行了计算分析,并与ANSYS软件计算结果进行了对比,二者吻合较好。分析结果表明此单元模型有较好的精度,能适用于单层平面索网幕墙结构的非线性分析。

关 键 词:单层索网  非线性有限元  玻璃结构  二节点直线杆单元

Nonlinear Analysis on Monolayer Cable Net Glazing
Affiliation:YANG Li-jun, LU Shou-ming, LIU Shao-bin (Dept. of Civil and Architectural Engineering, Hunan University of Arts and Science, Changde 415000, China)
Abstract:Applied nonlinear elastic analysis for cable net glazing, a two-node linear element was presented. Then the finite element equations were derived and solved with Newton-Raphson method. Meanwhile the corresponding finite element program was developed to obtain the displacement and stress of cable net structure as an example. The comparison of the results through the finite element program and those from ANSYS software analysis demonstrates a good consistency. The results show that the proposed element is reliable and applicable for the analysis of cable net glazing.
Keywords:monolayer cable net  nonlinear finite element  glass structure  two-node linear element
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