Table 3.
Assumption of the main parameters and simulation errors of the MIMU.
| Sensors | Axis | Biases | Scale Factors | ||
|---|---|---|---|---|---|
|
|
|
||||
| Assumption | Simulation Errors | Assumption | Simulation Errors | ||
| Gyroscope (°/s) | X | 0.0100 | 1.706 × 10−4 | 1.0001 | 0.796 × 10−4 |
| Y | 0.0200 | 0.854 × 10−4 | 1.0002 | 0.190 × 10−4 | |
| Z | 0.0300 | 0.903 × 10−4 | 1.0003 | 0.984 × 10−4 | |
| Accelerometer (mg) | X | 1.0000 | 1.419 × 10−4 | 1.0001 | 0.044 × 10−4 |
| Y | 2.0000 | 0.218 × 10−4 | 1.0002 | 0.853 × 10−4 | |
| Z | 3.0000 | 2.922 × 10−4 | 1.0003 | 0.238 × 10−4 | |
| Inclinometer (mg) | X | −1.0000 | 0.357 × 10−4 | 0.9991 | 0.513 × 10−4 |
| Y | −2.0000 | 0.891 × 10−4 | 0.9992 | 0.943 × 10−4 | |
| Z | −3.0000 | 1.921 × 10−4 | 0.9993 | 0.475 × 10−4 | |