Energy storage system comprising a modular multi-level converter
US9991713B2 · kind B2 · utility
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Key dates
| Filing date | Feb 19, 2014 |
| Grant date | Jun 5, 2018 |
| Priority date | — |
| Expiry date | Feb 19, 2034 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/60
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
An energy storage system (ESS) for an electrical system includes an energy storage, and a converter interface arranged for connecting the energy storage to the electrical system. The converter interface includes a modular multilevel converter in which each phase leg includes a plurality of series connected cells of which at least one is a half-bridge cell and at least one is a full-bridge cell.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.