Title:
MASTER BATTERY MANAGEMENT UNIT AND BATTERY PACK INCLUDING SAME
Document Type and Number:
WIPO Patent Application WO/2019/022377
Kind Code:
A1
Abstract:
A master battery management unit and a battery pack including the same are disclosed. The master battery management unit comprises: a sensing unit configured to generate pack information of the battery pack; a first master power supply unit configured to generate a first operating voltage by using the voltage of the battery pack; a communication unit configured to output a first switching signal in response to the first operating voltage provided from the first master power supply unit; a second master power supply unit configured to generate, in response to the first switching signal, a second operating voltage by using the pack voltage; and a control unit configured to operate using the second operating voltage provided from the second master power supply unit and perform a test on a predetermined item on the basis of the pack information and/or module information.
Inventors:
LEE KEUN-WOOK (KR)
LEE SANG-HOON (KR)
CHO HYUN-KI (KR)
CHOI YEAN-SIK (KR)
LEE SANG-HOON (KR)
CHO HYUN-KI (KR)
CHOI YEAN-SIK (KR)
Application Number:
PCT/KR2018/006719
Publication Date:
January 31, 2019
Filing Date:
June 14, 2018
Export Citation:
Assignee:
LG CHEMICAL LTD (KR)
International Classes:
H01M10/42; G01R31/36; H01M50/204
Foreign References:
| KR101463115B1 | 2014-11-20 | |||
| KR20150137583A | 2015-12-09 | |||
| KR100846710B1 | 2008-07-16 | |||
| KR101641435B1 | 2016-07-20 | |||
| JP5576498B2 | 2014-08-20 | |||
| KR20170094254A | 2017-08-17 |
Other References:
See also references of EP 3561940A4
Attorney, Agent or Firm:
PHIL & ONZI INT'L PATENT & LAW FIRM (KR)
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