Research Article
Dynamic Modeling and Parameters Optimization of Large Vibrating Screen with Full Degree of Freedom
Table 3
Comparison of FEM results with theoretical values.
| | Order | 1 | 2 | 3 | 4 | 5 | 6 |
| | FEM results (Hz) | 1.9774 | 2.0166 | 3.6141 | 3.7023 | 4. 8486 | 6.2717 | | Theoretical values (Hz) | 1.9947 | 2.0346 | 3.5803 | 3.7300 | 4.6042 | 6.6498 | | Error (%) | −0.87 | −0.88 | 0.94 | −0.74 | 5.31 | −5.69 |
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