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田北平,毛文筠,刘文方
(四川理工学院建筑工程学院,自贡643000)[摘要] 分析了斜拉网壳这种典型杂交空间结构的自振特性。通过改变网壳厚度、跨度、塔柱刚度和斜拉索刚度等参数,全面探讨了该结构的动力特性,得到一些有规律的结论,可为相关工程设计提供参考。
[关键词] 斜拉网壳;动力特性;参数分析Analysis of the dynamic properties for cable-stayed latticed shell structure
Tian Beiping, Mao Wenjun, Liu Wenfang
(School of Building Engineering, Si Chuan University of Science and Engineering, Zigong, 643000)Abstract: Free vibration properties for cable-stayed latticed shell, a land of typical hybrid space structure, are analyzed. By means of changing the thickness of latticed shells, the spans, the stiffness of tower columns and the stiffness of cables. the dynamic properties of the structure are totally discussed Some regular conclusions which can provide references for related structural design are presented.
Keywords: cable-stayed latticed shell; dynamic properties; parameter analysis