Corona discharge electrode and method of operating the same
US7157704B2 · kind B2 · utility
13Cited by
188References
35Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 2, 2003 |
| Grant date | Jan 2, 2007 |
| Priority date | — |
| Expiry date | Dec 2, 2023 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01T19/00
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A method of operating a corona discharge device includes producing a high-intensity electric field in an immediate vicinity of at least one corona electrode and continuously or periodically heating the corona electrode to a temperature sufficient to mitigate an undesirable effect of an impurity, such as an oxide layer, formed on the corona electrode.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.