Research Article
Optimal Design Parameters of a Percussive Drilling System for Efficiency Improvement
Figure 4
Results of the motion response of the bit for mr = 1. (a) All cases. (b) Case 1. (c) Case 2. (d) Case 3. (e) Case 4. (f) Case 5. (g) Case 6.
| (a) |
| (b) |
| (c) |
| (d) |
| (e) |
| (f) |
| (g) |