Open Access
表3
不同方法计算出来的前六阶模态频率对比
| 模态 | 拉索1 | 拉索2 | |||||||
| 文献[8] | 弦理论 | 有限元 | 本文解 | 文献[8] | 弦理论 | 有限元 | 本文解 | ||
| 1 | 0.441 | 0.426 | 0.429 | 0.434 | 1.400 | 1.278 | 1.333 | 1.366 | |
| 2 | 0.855 | 0.852 | 0.853 | 0.855 | 2.682 | 2.556 | 2.682 | 2.682 | |
| 3 | 1.283 | 1.278 | 1.281 | 1.283 | 5.486 | 3.834 | 4.062 | 4.063 | |
| 4 | 1.710 | 1.704 | 1.708 | 1.710 | 6.970 | 5.112 | 5.486 | 5.486 | |
| 5 | 2.138 | 2.130 | 2.135 | 2.138 | 8.524 | 6.390 | 6.969 | 6.970 | |
| 6 | 2.566 | 2.556 | 2.563 | 2.566 | 10.162 | 7.668 | 8.524 | 8.524 | |
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