Research Article
Nonlinear Parameters for Monitoring Gear: Comparison Between Lempel-Ziv, Approximate Entropy, and Sample Entropy Complexity
Table 1
Geared system data of the simulated signal.
| ā | Frequency (Hz) | Amplitude |
| Pinion: number of teeth = 20 | 15 | 0.15 | Gear: number of teeth = 21 | 14.28 | 0.15 | Gear mesh: the first harmonic | 300 | 1 | Gear mesh: the second harmonic | 600 | 0.6 | Gear mesh: the third harmonic | 900 | 0.3 |
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