Research Article
Influence Factors of Vibration Response on Supporting-Thrusting System of Tunnel Boring Machine
Table 2
Characteristic parameter of main beam of different length.
| | Length of front main beam (m) | Quality (kg) | Equivalent stiffness () | Equivalent damping () | | Lateral (X) | Longitudinal (Y) | Axial (Z) | Reverse | Lateral (X) | Longitudinal (Y) | Axial (Z) | Reverse |
| | 6.45 | 6.61e4 | 4.65e8 | 1.51e9 | 1.19e10 | 3.99e10 | 2.34e5 | 4.21e5 | 1.18e6 | 2.16e6 | | 6.95 | 6.99e4 | 4.25e8 | 1.32e9 | 1.14e10 | 3.65e10 | 2.23e5 | 3.93e5 | 1.16e6 | 2.07e6 | | 7.45 | 7.35e4 | 3.87e8 | 1.14e9 | 1.06e10 | 3.40e10 | 2.13e5 | 3.66e5 | 1.11e6 | 2.00e6 | | 7.95 | 7.68e4 | 3.49e8 | 9.90e8 | 9.53e9 | 3.22e10 | 2.02e5 | 3.41e5 | 1.06e6 | 1.95e6 | | 8.45 | 7.97e4 | 3.03e8 | 8.65e8 | 8.78e9 | 3.08e10 | 1.89e5 | 3.19e5 | 1.02e6 | 1.90e6 |
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