Research Article
Fault Feature Analysis of a Cracked Gear Coupled Rotor System
Table 10
Comparisons of mean TVMS under different crack propagation directions.
| | Case (IM) | (×108 N/m) | Reduction percentage | Case (FEM) | (×108 N/m) | Reduction percentage |
| | 1A | 3.582 | 0 | 2A | 3.323 | 0 | | 1B | 3.580 | −0.06% | 2B | 3.183 | −4.21% | | 1C | 3.406 | −4.91% | 2C | 3.060 | −7.91% | | 1D | 3.027 | −15.49% | 2D | 2.879 | −13.36% | | 1E | 2.905 | −18.90% | 2E | 2.824 | −15.02% | | 1F | 2.820 | −21.27% | 2F | 2.794 | −15.92% | | 1G | 2.861 | −20.13% | 2G | 2.797 | −15.83% |
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