Research Article
Contour Tracking Control Based on Extended State Observer for Multiaxis Motion System
Table 3
Screw-shape curve simulation error.
| Simulation error (mm) | With ESO | Without ESO |
| Tracking error | Maximum value-x | 0.0091 | 0.0242 | Mean value-x | 0.0055 | 0.0157 | Maximum value-y | 0.0105 | 0.070 | Mean value-y | 0.0026 | 0.017 | Maximum value-z | 0.0212 | 0.0276 | Mean value-z | 0.0081 | 0.0125 |
| Contour error | Maximum value | 0.0231 | 0.0523 | Mean value | 0.0089 | 0.0237 |
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