Patent · US Active

Energy storage system comprising a modular multi-level converter

US9991713B2 · kind B2 · utility

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7Claims
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Assignee

Inventors

Key dates

Filing dateFeb 19, 2014
Grant dateJun 5, 2018
Priority date
Expiry dateFeb 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.