Energy storage system comprising a modular multi-level converter

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United States of America Patent

PATENT NO 9991713
APP PUB NO 20170170658A1
SERIAL NO

15117094

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Abstract

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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.

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Patent Owner(s)

Patent OwnerAddress
HITACHI ENERGY LTD8050 ZÜRICH

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Nami, Alireza Västerås, SE 14 61
Tengner, Tomas Västerås, SE 9 46
Townsend, Christopher Newcastle, AU 36 513
Zelaya, de la Parra Hector Västerås, SE 7 37

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