圆柱薄膜振动特性
黄涛, 何泽青, 宋林
Vibration Characteristics of Cylindrical Membrane
HUANG Tao, HE Zeqing, SONG Lin
表1
计算频率和仿真频率对比一
Tab.1
Comparison of calculation frequency and simulation frequency in the first group
模态
m
,
n
计算值/Hz
仿真值/Hz
相对误差/%
一阶
m
=1,
n
=2
163.74
152.34
7.483
二阶
m
=1,
n
=3
231.96
232.18
0.094
三阶
m
=1,
n
=4
320.63
320.88
0.078
四阶
m
=1,
n
=5
409.24
408.97
0.066
五阶
m
=1,
n
=6
496.90
496.03
0.042