Protection methods and switches in uninterruptible power supply systems
US11081903B2 · kind B2 · utility
0Cited by
8References
13Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | May 7, 2019 |
| Grant date | Aug 3, 2021 |
| Priority date | — |
| Expiry date | Jul 22, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02J3/38
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
In at least one embodiment, a system may include a plurality of uninterruptible power supplies (UPSs), a ring bus, a plurality of chokes, with each choke of the plurality of chokes electrically coupling an associated UPS of the plurality of UPSs to the ring bus, and at least one switch electrically coupled between at least one UPS of the plurality of UPSs and the ring bus, with the at least one switch having an opening time of less than 10 milliseconds.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.