Research Article
Rail Corrugation Detection of High-Speed Railway Using Wheel Dynamic Responses
Table 3
Wavelength estimation error at different depths of rail corrugation.
| Case | Depth 0.01 mm | Depth 0.05 mm | Depth 0.1 mm | Nil | 1% | 3% | 5% | Nil | 1% | 3% | 5% | Nil | 1% | 3% | 5% |
| 100 mm | 0.0045 | 0.0045 | 0.0045 | 0.0045 | 0.0045 | 0.0045 | 0.0045 | 0.0045 | 0.0045 | 0.0045 | 0.0045 | 0.0045 | 110 mm | 0.0900 | 0.0897 | 0.0908 | 0.0910 | 0.0902 | 0.0900 | 0.0900 | 0.0899 | 0.0899 | 0.0899 | 0.0900 | 0.0899 | 120 mm | 0.0205 | 0.0045 | 0.0045 | 0.0063 | 0.0367 | 0.0276 | 0.0330 | 0.0275 | 0.0313 | 0.0349 | 0.0367 | 0.0330 | 130 mm | 0.0968 | 0.0968 | 0.0980 | 0.0994 | 0.0968 | 0.0968 | 0.0968 | 0.0968 | 0.0968 | 0.0968 | 0.0968 | 0.0968 | 140 mm | 0.1252 | 0.1124 | 0.1001 | 0.1100 | 0.1347 | 0.1286 | 0.1230 | 0.1260 | 0.1360 | 0.1357 | 0.1329 | 0.1358 | 150 mm | 0.0376 | 0.0045 | 0.0045 | 0.0087 | 0.1453 | 0.0623 | 0.0543 | 0.0601 | 0.1563 | 0.1293 | 0.1091 | 0.1068 |
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