Table 9 Comparison of average straightening error
| Fluctuation of coal seam floor (mm) | Average error (mm) | ||
|---|---|---|---|
| Adjustment method based on motion law of floating connection mechanism | Straightening method of LASC technology | Difference | |
| 0 | 2.5 | 3.7 | 0.8 |
| 20 | 3.81 | 10.1 | 6.29 |
| − 20 | 2.7 | 3.6 | 0.9 |