Power conversion device
US8208276B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Feb 20, 2009 |
| Grant date | Jun 26, 2012 |
| Priority date | — |
| Expiry date | Jun 2, 2029 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH02M5/4585
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A three-level PWM converter includes first to third fuses having one terminals connected to a DC positive bus, a DC negative bus and a DC neutral point bus, respectively, first and second IGBT elements connected between respective ones of the other terminals of the first and second fuses and an AC line, an AC switch connected between the AC line and the other terminal of the third fuse, first and second diodes connected in anti-parallel to the first and second IGBT elements respectively, a first capacitor connected between the other terminals of the first and third fuses, and a second capacitor connected between the other terminals of the second and third fuses.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.