Research Article
Hybrid Integration of Taguchi Parametric Design, Grey Relational Analysis, and Principal Component Analysis Optimization for Plastic Gear Production
Table 7
Calculated grey relational coefficient for nine comparability sequences.
| Trials | Grey relational coefficient | Tooth thickness (mm) | Addendum circle (mm) | Dedendum circle (mm) |
| 1 | 0.3333 | 0.7991 | 0.9536 | 2 | 0.4391 | 0.8948 | 1.0000 | 3 | 0.5584 | 0.5572 | 0.6102 | 4 | 0.7855 | 0.5159 | 0.8652 | 5 | 0.7946 | 1.0000 | 0.7009 | 6 | 0.8777 | 0.7885 | 0.7291 | 7 | 0.6778 | 0.5568 | 0.5547 | 8 | 1.0000 | 0.3333 | 0.3761 | 9 | 0.7200 | 0.4680 | 0.3333 |
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