Research Article
Eccentricity Parameters Identification for a Motorized Spindle System Based on Improved Maximum Likelihood Method
Table 1
The performance parameters of the motorized spindle system.
| Parts | Parameters | Specifications |
| Rotor | Elastic modulus (GPa) | 211 | Shear modulus (GPa) | 81.2 | Density (kg/m3) | 7810 | Grinding wheel | Mass (kg) | 11000 | Motor | Mass (kg) | 15000 | The front bearing | Stiffness coefficient (MN·m−1) | 85 | The rear bearing | Stiffness coefficient (MN·m−1) | 65 |
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