复合柔性结构全局模态函数提取与状态空间模型构建 1)

魏进,曹登庆,于涛

EXTRACTION OF GLOBAL MODE FUNCTIONS AND CONSTRUCTION OF STATE SPACE MODEL FOR A COMPOSITE FLEXIBLE STRUCTURE 1)

Jin Wei,Dengqing Cao,Tao Yu

表1 铰链连接的多梁结构的几何尺寸和材料参数

Table 1 Geometric and material parameters of the multi-beam structure connected with joints

l/m E/GPa b/mm h"mm 0.15 210 50 5 p/(kg.m-1) kL/(Nm.rad-1) mr /kg J"(kg.m2) 1.962 5 1000 0.353 3 1.33 x 10-4