Direct current circuit breaker and method using the same
US10063046B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Apr 29, 2016 |
| Grant date | Aug 28, 2018 |
| Priority date | — |
| Expiry date | Jan 25, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02H3/021
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
Some embodiments of the present disclosure relate to a direct current circuit breaker capable of shortening a cut-off operation time and reducing a magnitude of a required reverse current. The direct current circuit breaker includes: a main circuit line which is connected between a power supply and a load, the main circuit line includes a main breaker and a first diode connected in parallel; a charging circuit line which is disposed in the rear stage of the main breaker and is connected in parallel to the load, the charging circuit line includes a first capacitor, a reactor and a second diode connected in series; and a switch line including one end connected in parallel to the front stage of the main breaker and the other end connected between the reactor and the second diode, the switch line includes a third diode and a current switch connected in series.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.