Research Article
Effect of Tooth Profile Modification on Dynamic Tooth Load of Planetary Gear Train
Table 1
Basic parameters of the example PGT.
| Parameter | Symbol and value |
| Number of teeth | zs = 32, zp = 22, zr = 76 | Module (mm) | m = 4 | Pressure angle (°) | αs = αr = 25 | Face width (mm) | Ls = Lp = Lr = 40 | Young’s modulus (GPa) | E = 210 | Poisson’s ratio | | Translational bearing stiffness (kN/mm) | ksx = ksy = 100, krx = kry = 100, kcx = kcy = 100, kpn = 100 | Rotational reaction stiffness (kNm/mrad) | kru = 1000, ksu = kcu = 0 |
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