Research Article
Wind-Induced Coupling Vibration Effects of High-Voltage Transmission Tower-Line Systems
Table 6
Comparison of vibration characteristics from the finite element analysis and field measurements.
| | Measurement location | Vibration frequency (Hz) | Damping ratio (%) | | Finite element calculation () | Field measurement () | Deviation
) | Finite element calculation () | Field measurement () | Deviation
() |
| | A | 1.98 | 1.97 | 0.51% | 1.18 | 1.54 | −23.4% | | B | 5.93 | 5.62 | 5.52% | 2.61 | 6.28 | −58.4% | | C | 6.47 | 6.22 | 4.02% | 1.30 | 3.00 | −56.7% | | D | 5.41 | 5.41 | 0.00% | 1.95 | 2.90 | −32.8% |
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