双层圆柱面网壳的自振特性分析及实用公式  

A STUDY ON THE DYNAMIC CHARACTERISTICS AND THE PRACTICAL FORMULA FOR DOUBLE LAYER CYLINDRICAL LATTICED SHELLS

作　　者：赵伯友[1] 张毅刚[1] 曹资[1] 

机构地区：[1]北京工业大学

出　　处：《空间结构》1998年第2期3-10,共8页Spatial Structures

摘　　要：本文对双层柱面网壳的自振特性进行了系统分析研究，找出了其动力特性变化规律及主要影响参数。并在大规模参数分析、计算的基础上，导出了圆柱面网壳基本频率实用简化公式。Abstract The dynamics characteristcs and the influence of some parameters on them for double layer cylindrical latticed shells were given in this paper, Based on finite element analysis and hundreds of calculation examples, the practical formula of the fundamental frequency for cylindrical latticed shells was proposed.

关 键 词：柱面网壳 双层 自振特性 圆柱面 动力特性 基础 参数分析 系统分析 频率 

分 类 号：TU356[建筑科学—结构工程] TU33