BATTERY CONTROL DEVICE AND ENERGY STORAGE SYSTEM COMPRISING SAME

Title:

BATTERY CONTROL DEVICE AND ENERGY STORAGE SYSTEM COMPRISING SAME

Document Type and Number:

WIPO Patent Application WO/2019/216532

Kind Code:

A1

Abstract:

A battery control device, a battery control method, and an energy storage system comprising the battery control device are provided. A battery control device according to one embodiment of the present invention comprises: a first battery pack; a second battery pack; a first switch connected in series with the first battery pack between a first terminal and a second terminal; a second switch connected in series with the second battery pack between the first terminal and the second terminal; and a control unit. The control unit is configured to turn on both the first switch and the second switch when a voltage difference between the first battery pack and the second battery pack is less than a threshold voltage when both the first switch and the second switch are turned off.

Inventors:

PARK MI-SO (KR)
KIM CHANG-HA (KR)

Application Number:

PCT/KR2019/001776

Publication Date:

November 14, 2019

Filing Date:

February 13, 2019

Export Citation:

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Assignee:

LG CHEMICAL LTD (KR)

International Classes:

H02J7/00; H01M10/42

Foreign References:

KR20140003201A	2014-01-09
KR20140016750A	2014-02-10
US20160372928A1	2016-12-22
KR101516027B1	2015-05-04
KR20170080917A	2017-07-11
KR20180053253A	2018-05-21

Other References: