Gas insulation apparatus
US8674253B2 · kind B2 · utility
9Cited by
10References
24Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Dec 14, 2011 |
| Grant date | Mar 18, 2014 |
| Priority date | — |
| Expiry date | Jun 7, 2032 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01H2033/567
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
According to an embodiment, a gas insulation apparatus (e.g., a gas circuit breaker) includes a high-voltage unit, a zeolite and an insulation gas in a closed vessel. The insulation gas is CO2 gas or a gas including CO2 gas as the main component. The zeolite is contained in a zeolite case and is placed under an insulation gas atmosphere. CO2 is adsorbed on the zeolite before use of the gas insulation apparatus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.