Open Access
表5
模态分析对比结果 Hz
| 模态 | 模态实验 | 三明治耦合有限元模型 | 均质化耦合有限元模型 |
| 一阶弯曲 | 25.67 | 25.62 | 24.82 |
| 二阶弯曲 | 155.37 | 155.93 | 152.49 |
| 一阶扭转 | 219.34 | 217.95 | 214.45 |
| 三阶弯曲 | 429.04 | 430.21 | 424.18 |
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