Research Article
Intelligent Online Monitoring Technology of Green Power Transmission and Transformation Equipment Based on Internet of Things
Table 1
Common material coefficients.
| Material science | Relative dielectric constant | Conductivity (S/m) |
| Rough ground | 3 | 0.001 | General ground | 14 | 0.003 | Smooth ground | 24 | 0.002 | Freshwater | 70 | 0.001 | Glass | 3 | 0.001 |
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