Modular grid-connected flywheel system

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United States of America Patent

PATENT NO 11824362
APP PUB NO 20230006447A1
SERIAL NO

17757275

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Abstract

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A frequency support system arranged for providing frequency support to an AC grid. The system includes an ES arrangement, and a bi-directional DC/AC power electronic converter interface configured for connecting the ES arrangement with the grid. The ES arrangement includes a plurality of series connected ES groups, each ES group including a plurality of parallel connected ES modules, each ES module including an energy storage interfaced by a bi-directional power electronic ES converter configured for connecting the ES with a DC side of the converter interface.

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Patent Owner(s)

  • ABB SCHWEIZ AG

International Classification(s)

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Abdelhakim, Ahmed Västerås, SE 6 0
Bai, Haofeng Västerås, SE 4 0

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