Table 8 Specifications of three sample PGT with distinct phases
Items | Case I | Case II | Case III |
|---|---|---|---|
Sun gear tooth count | 40 | 38 | 39 |
Ring gear tooth count | 64 | 66 | 65 |
Planet tooth count | 12 | 14 | 13 |
Planet count | 4 | ||
Ring gear | |||
Inner radius (m) | 0.116 | ||
Outer radius (m) | 0.128 | ||
Axial length (m) | 0.020 | ||
Elastic modulus (GN/m2) | 206 | ||
Density (kg/m3) | 7.85 × 103 | ||
Poisson ratio | 0.3 | ||