Three-level inverter and a three-level brake chopper
US11323044B2 · kind B2 · utility
0Cited by
2References
15Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 20, 2017 |
| Grant date | May 3, 2022 |
| Priority date | — |
| Expiry date | Jan 24, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02M7/797
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A circuit comprising a first power node for connection to a positive voltage of a DC link, a second power node for connection to a negative voltage of the DC link and a mid-point power node for connection to a mid-point voltage of the DC-link, the circuit further comprising a three-level neutral point clamped converter module and a brake resistor connection.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.