Research Article
Comparison Study of Vibration Control Effects between Suspended Tuned Mass Damper and Particle Damper
Table 1
Equivalent damping ratios of the primary structure at different cases (%).
| Mass ratio | Frequency ratio | | | | TMD | PD | Improved efficiency | TMD | PD | Improved efficiency | TMD | PD | Improved efficiency |
| = 5% | 0.51 | 0.59 | 15.7 | 0.79 | 3.90 | 393.7 | 0.75 | 2.16 | 188.0 | = 6% | 0.50 | 0.60 | 20.0 | 0.83 | 3.71 | 347.0 | 0.80 | 3.20 | 300.0 | = 7% | 0.51 | 0.48 | ā5.9 | 1.04 | 10.36 | 896.2 | 0.86 | 3.40 | 295.3 |
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