【摘要】 针对有限元仿真分析中结构自振周期减小的问题 ,讨论了几种主要的影响因素。并借用商品化设计软件TBSA ,ETABS和有限元分析软件ANSYS ,通过对一个简单结构的多次计算 ,比较了这些因素的影响大小更多还原

【Abstract】 Discussing about some influencing factors which may induce the decrease of structure’s natural period in simulant FEA. Then comparing the effect of these factors by calculating a simple structure several times, using TBSA, ETABS, two design software and ANSYS, a FEA software.更多还原