复合柔性结构全局模态函数提取与状态空间模型构建

魏进^*,曹登庆^†,于涛^*

EXTRACTION OF GLOBAL MODE FUNCTIONS AND CONSTRUCTION OF STATE SPACE MODEL FOR A COMPOSITE FLEXIBLE STRUCTURE

Jin Wei^*,Dengqing Cao^†,Tao Yu^*

图10. ANSYS得到的结构前八阶固有频率和振型

Fig.10. The first eight natural frequencies and mode shapes of the structure from Ansys