Research Article
An Advanced Partial Discharge Recognition Strategy of Power Cable
Table 1
Materials electrical characteristics of the model.
| Structure parts | Outer diameter/mm | Material | Relative permittivity | Conductivity |
| Conductor | 20.4 | Copper | ā | | Conductor shield | 21.8 | Semiconductor | 30.0 | 2 | Insulation | 30.1 | Silicone rubber | 3.2 | 0 | Insulation shield | 31.5 | Conductive silicon rubber | 90.0 | 0.5 | Copper joint shield | 34.9 | Copper | ā | | Composite tape | 35.5 | PVC | 3.0 | | Polyethylene sheath | 40.0 | XLPE | 2.3 | 0 |
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