Title:
CELL BALANCING APPARATUS, BATTERY APPARATUS INCLUDING SAME, AND CELL BALANCING METHOD
Document Type and Number:
WIPO Patent Application WO/2021/101083
Kind Code:
A1
Abstract:
An apparatus for cell balancing of a battery module, in which a first battery cell, a plurality of second battery cells, and a third battery cell are connected in series, is provided. A first terminal of a first inductor is connected to a negative electrode of the first battery cell, and a first terminal of a second inductor is connected to a positive electrode of the third battery cell. A first transistor is connected between a second terminal of the first inductor and a second terminal of the second inductor. A first active element is connected between a positive electrode of the first battery cell and the second terminal of the first inductor, and a second active element is connected between a negative electrode of the third battery cell and the second terminal of the second inductor.
Inventors:
SUNG CHANG HYUN (KR)
Application Number:
PCT/KR2020/014327
Publication Date:
May 27, 2021
Filing Date:
October 20, 2020
Export Citation:
Assignee:
LG ENERGY SOLUTION LTD (KR)
International Classes:
H02J7/00; B60L58/22; H01M10/42
Foreign References:
| JP2008017605A | 2008-01-24 | |||
| KR101957841B1 | 2019-03-13 | |||
| US20120223669A1 | 2012-09-06 | |||
| JP2008042970A | 2008-02-21 | |||
| KR20120011363A | 2012-02-08 |
Other References:
See also references of EP 3907847A4
Attorney, Agent or Firm:
YOU ME PATENT AND LAW FIRM (KR)
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