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1. (WO2018222373) ENERGY STORAGE SYSTEM WITH STRING BALANCE FUNCTION

Pub. No.:    WO/2018/222373    International Application No.:    PCT/US2018/032363
Publication Date: Fri Dec 07 00:59:59 CET 2018 International Filing Date: Sat May 12 01:59:59 CEST 2018
IPC: H02J 3/32
H02J 7/00
Applicants: GENERAL ELECTRIC COMPANY
Inventors: DONG, Dong
SADILEK, Tomas
ZHOU, Zhi
WIEGMAN, Herman, Lucas Norbert
Title: ENERGY STORAGE SYSTEM WITH STRING BALANCE FUNCTION
Abstract:
An energy storage system includes an energy storage device that has a plurality of cells. The energy storage system further includes a string power converter connected in series between the energy storage device and a direct current (DC) bus, and a plurality of cell power converters each connected across a respective one of the energy storage device cells.