Research Article
Research Method of Tyre Contact Characteristics Based on Modal Analysis
Table 2
Modal frequency and damping ratio of each order.
| | Type | Number | Frequency (Hz) | Damping ratio (%) |
| SF-350
195/60R14
230 kpa | 1 | 112.839 | 4.528 | | 2 | 113.661 | 3.958 | | 3 | 125.580 | 5.220 | | 4 | 133.580 | 3.528 | | 5 | 135.528 | 3.666 | | 6 | 155.739 | 3.370 | | 7 | 156.657 | 2.766 | | 8 | 180.092 | 3.198 | | 9 | 182.454 | 3.972 | | 10 | 207.977 | 3.180 | | 11 | 210.787 | 3.920 | | 12 | 238.917 | 3.166 | | 13 | 241.519 | 2.780 | | 14 | 250.064 | 0.193 | | 15 | 274.594 | 3.417 | | 16 | 312.030 | 3.779 |
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