Research Article
Research on the Simulation of Wheelset Response Characteristic Identification of Railway Fastener Loosening
Table 6
Energy index of each component in OEMD2 and EMD.
| Method | | | | | | | | | | | Error |
| EMD | 2.63e5 | 4.3e3 | 1.3e4 | 4.6e4 | 1.5e5 | 1.1e5 | 1.5e4 | 4.6e3 | 1.2e3 | 3.44e5 | 30.8% | OEMD2 | 2.63e5 | 2.6e3 | 4.2e3 | 2.6e4 | 1.1e5 | 1.0e5 | 1.2e4 | 4.3e3 | 1.2e3 | 2.60e5 | 1.14% |
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