Research Article
Vibration Test and Shock Absorption of Coal Crusher Chambers in Thermal Power Plants (II): Numerical Analysis
Table 9
Ratio of vibration displacement of point to reference value at each vibration-isolation efficiency.
| Varying parameter | Direction | Vibration-isolation efficiency | 90% | 80% | 70% | 60% |
| Stiffness of spring vibration isolators | X | 0.72 | 0.83 | 1 | 1.32 | Z | 0.71 | 0.83 | 1 | 1.29 | Mass of vibration-isolation platform | X | 0.55 | 0.74 | 1 | 1.39 | Z | 0.55 | 0.71 | 1 | 1.6 |
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