Research Article
Damage Degree Detection of Cracks in a Locomotive Gear Transmission System
Table 5
Main parameters of the gearbox.
| Notation | Physical meaning | Value | Pinion | Gear |
| | Module (mm) | 8 | | Pressure angle (0) | 20 | | Addendum coefficient | 1 | 1 | | Tip clearance coefficient | 0.25 | 0.25 | | Face width (mm) | 175 | 136 | | Number of teeth | 23 | 120 | | Tooth profile shift coefficient | 0.362 | 0.151 |
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