Method and device for detecting a partial discharge in an electrical device
US6661235B2 · kind B2 · utility
11Cited by
10References
26Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 8, 2001 |
| Grant date | Dec 9, 2003 |
| Priority date | — |
| Expiry date | Jul 5, 2021 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H33/26
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention provides a method and device for detecting a discharge in an electrical device comprising, providing a bushing having a bottom lower flange and a top upper flange, providing a shield inside the bushing extending from the bottom lower flange to a position at least below the top upper flange and providing an antenna outside the bushing at least above the position for measuring an output signal from the device for detecting the discharge.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.