Research Article
Coupled Lateral and Torsional Vibration of Rub-Impact Rotor during Hovering Flight
Table 5
Node information of the finite element model.
| Node number | Axial location (m) | Bearing/disk | Element number | Outer diameter (m) | Inner diameter (m) |
| 1 | 0.1 | | 1 | 0.018 | 0 | 2 | 0.13 | | 2 | 0.018 | 0 | 3 | 0.16 | | 3 | 0.018 | 0 | 4 | 0.19 | | 4 | 0.018 | 0 | 5 | 0.22 | | 5 | 0.018 | 0 | 6 | 0.25479 | | 6 | 0.018 | 0 | 7 | 0.28879 | | 7 | 0.018 | 0 | 8 | 0.32279 | | 8 | 0.018 | 0 | 9 | 0.35879 | Disk 1 | 9 | 0.018 | 0 | 10 | 0.38369 | | 10 | 0.018 | 0 | 11 | 0.40859 | | 11 | 0.018 | 0 | 12 | 0.43349 | | 12 | 0.018 | 0 | 13 | 0.44479 | Bearing 1 | 13 | 0.018 | 0 | 14 | 0.49 | | 14 | 0.022 | 0 | 15 | 0.56 | | 15 | 0.022 | 0 | 16 | 0.65025 | | 16 | 0.022 | 0 | 17 | 0.75298 | | 17 | 0.022 | 0 | 18 | 0.82 | | 18 | 0.022 | 0 | 19 | 0.95844 | | 19 | 0.022 | 0 | 20 | 1.03 | | 20 | 0.022 | 0 | 21 | 1.06517 | Bearing 4 | 21 | 0.022 | 0 | 22 | 1.087 | | 22 | 0.022 | 0 | 23 | 1.1 | | 23 | 0.022 | 0 | 24 | 1.14 | Disk 4 | 24 | 0.022 | 0 | 25 | 1.17 | | 25 | 0.022 | 0 | 26 | 1.19 | | 26 | 0.022 | 0 | 27 | 1.21088 | | 27 | 0.017 | 0 | 28 | 1.21488 | Bearing 2 | 28 | 0.014 | 0 | 29 | 1.22 | | 29 | 0.014 | 0 | 30 | 1.23038 | | End of the inner rotor | | | 31 | 0.642 | | 30 | 0.035 | 0.03 | 32 | 0.655 | | 31 | 0.035 | 0.03 | 33 | 0.6793 | Bearing 3 | 32 | 0.035 | 0.03 | 34 | 0.6865 | | 33 | 0.038 | 0.03 | 35 | 0.7117 | | 34 | 0.038 | 0.03 | 36 | 0.7369 | | 35 | 0.038 | 0.03 | 37 | 0.7621 | Disk 2 | 36 | 0.038 | 0.03 | 38 | 0.80784 | | 37 | 0.038 | 0.03 | 39 | 0.85358 | | 38 | 0.038 | 0.03 | 40 | 0.89932 | | 39 | 0.038 | 0.03 | 41 | 0.94506 | | 40 | 0.038 | 0.03 | 42 | 0.96 | Disk 3 | 41 | 0.038 | 0.03 | 43 | 0.98 | | 42 | 0.038 | 0.03 | 44 | 1 | | 43 | 0.07 | 0.03 | 45 | 1.02 | | 44 | 0.06 | 0.03 | 46 | 1.04 | | 45 | 0.06 | 0.03 | 47 | 1.0643 | Bearing 4 | 46 | 0.06 | 0.03 | 48 | 1.0738 | | | | |
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