KR20100024708A - 배터리 관리 시스템 및 그 구동 방법 - Google Patents
배터리 관리 시스템 및 그 구동 방법 Download PDFInfo
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- KR20100024708A KR20100024708A KR1020080083393A KR20080083393A KR20100024708A KR 20100024708 A KR20100024708 A KR 20100024708A KR 1020080083393 A KR1020080083393 A KR 1020080083393A KR 20080083393 A KR20080083393 A KR 20080083393A KR 20100024708 A KR20100024708 A KR 20100024708A
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Abstract
Description
Claims (12)
- 배터리의 정보를 측정하며, 동작 상태에 따라 활성화 신호를 생성하는 적어도 하나의 서브 배터리 관리 시스템, 그리고상기 활성화 신호를 전달받아 상기 적어도 두 개의 서브 배터리 관리 시스템의 동작 상태를 판단하고, 상기 적어도 두 개의 서브 배터리 관리 시스템이 정상 동작 상태이면, 동기화 신호를 생성하여 상기 서브 배터리 관리 시스템으로 전달하는 메인 배터리 관리 시스템을 포함하며,상기 적어도 하나의 서브 배터리 관리 시스템은,상기 동기화 신호에 따라 상기 배터리의 정보를 측정하는 배터리 관리 시스템.
- 제1항에 있어서,상기 메인 배터리 관리 시스템은,상기 적어도 두 개의 서브 배터리 관리 시스템으로부터 상기 정상 동작 상태에 대응하는 제1 레벨을 가지는 상기 활성화 신호가 전달되면, 상기 동기화 신호를 생성하는 배터리 관리 시스템.
- 제1항에 있어서,상기 적어도 두 개의 서브 배터리 관리 시스템은,상기 동기화 신호에 따라 상기 배터리의 정보를 측정하는 센싱부를 포함하는 배터리 관리 시스템.
- 제3에 있어서,상기 배터리의 정보는 상기 배터리의 셀전압을 포함하며,상기 센싱부는,상기 배터리의 셀전압을 측정하는 배터리 관리 시스템.
- 제4항에 있어서,상기 센싱부는,상기 배터리의 셀전압을 측정하는 전압 검출부를 포함하고,상기 전압 검출부는,상기 배터리의 복수의 셀에 각각 연결되는 복수의 셀릴레이,상기 복수의 셀릴레이 중 하나에 연결되어 상기 배터리의 셀전압을 전달하는 제1 릴레이,상기 제1 릴레이를 통해 전달되는 상기 배터리의 셀전압에 대응하는 검출 전압을 저장하는 커패시터,상기 커패시터의 양단에 연결되어 있는 제2 릴레이, 및상기 제2 릴레이를 통해 전달되는 상기 검출 전압을 디지털 신호로 변환하는 A/D 컨버터를 포함하는 배터리 관리 시스템.
- 제5항에 있어서,상기 메인 배터리 관리 시스템은 상기 검출 전압이 상기 커패시터에 저장이 완료되는 저장 완료 시점에서 상기 배터리의 전류를 측정하며,상기 제2 릴레이는 상기 저장 완료 시점으로부터 소정 기간 지연된 시점에서 턴온되는 배터리 관리 시스템.
- 적어도 두 개의 서브 배터리 관리 시스템을 포함하는 배터리 관리 시스템의 구동 방법에 있어서,상기 적어도 두 개의 서브 배터리 관리 시스템이 동작 상태에 따라 활성화 신호를 생성하는 단계,상기 활성화 신호를 전달받아, 상기 적어도 두 개의 서브 배터리 관리 시스템의 동작 상태를 판단하고, 상기 적어도 두 개의 서브 배터리 관리 시스템이 정상 동작 상태이면, 동기화 신호를 생성하는 단계,상기 동기화 신호를 상기 적어도 두 개의 서브 배터리 관리 시스템으로 전달하는 단계, 및상기 동기화 신호에 따라 상기 적어도 두 개의 서브 배터리 관리 시스템에서 측정된 배터리의 정보를 수신하는 단계를 포함하는 배터리 관리 시스템의 구동 방법.
- 제7항에 있어서,상기 동기화 신호를 생성하는 단계는,상기 적어도 두 개의 서브 배터리 관리 시스템 각각으로부터 상기 정상 동작 상태에 대응하는 제1 레벨을 가지는 상기 활성화 신호가 전달되면, 상기 동기화 신호를 생성하는 단계를 포함하는 배터리 관리 시스템의 구동 방법.
- 제7에 있어서,상기 배터리의 정보는 상기 배터리의 셀전압을 포함하며,상기 배터리의 정보를 측정하는 단계는,상기 적어도 두 개의 서브 배터리 관리 시스템이 상기 배터리의 셀전압을 측정하는 단계를 포함하는 배터리 관리 시스템의 구동 방법.
- 제9항에 있어서,상기 배터리의 정보를 측정하는 단계는,상기 배터리의 복수의 셀에 각각 연결되는 복수의 셀릴레이 중 하나에 연결되는 제1 릴레이를 통해 상기 배터리의 셀전압을 전달하는 단계,상기 제1 릴레이를 통해 전달되는 상기 배터리의 셀전압에 대응하는 검출 전압을 커패시터에 저장하는 단계, 및상기 커패시터의 양단에 연결된 제2 릴레이를 통해 상기 검출 전압을 A/D 컨 버터로 전달하여 디지털 신호로 변환하는 단계를 더 포함하는 배터리 관리 시스템의 구동 방법.
- 제10항에 있어서,상기 배터리의 정보를 수신하는 단계는,상기 검출 전압이 상기 커패시터에 저장 완료되는 저장 완료 시점에서 상기 배터리의 전류를 측정하는 단계, 및상기 저장 완료 시점으로부터 소정 기간 지연된 시점에서 상기 제2 릴레이를 턴온하는 단계를 포함하는 배터리 관리 시스템의 구동 방법.
- 제7항에 있어서,상기 활성화 신호를 생성하는 단계는,상기 적어도 두 개의 서브 배터리 관리 시스템의 파워 온 또는 파워 오프 상태에 따라 상기 활성화 신호를 생성하는 단계, 및상기 적어도 두 개의 서브 배터리 관리 시스템으로부터 상기 활성화 신호를 수신하는 단계를 포함하는 배터리 관리 시스템의 구동 방법.
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JP2008276074A JP5259338B2 (ja) | 2008-08-26 | 2008-10-27 | バッテリー管理システム及びその駆動方法 |
US12/342,598 US8575777B2 (en) | 2008-08-26 | 2008-12-23 | Battery management system and driving method thereof |
EP09168046.2A EP2159585B1 (en) | 2008-08-26 | 2009-08-18 | Battery management system and driving method thereof |
CN200910168100.4A CN101662049B (zh) | 2008-08-26 | 2009-08-21 | 电池管理系统、驱动和匹配方法及车辆系统 |
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2008
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- 2008-10-27 JP JP2008276074A patent/JP5259338B2/ja not_active Expired - Fee Related
- 2008-12-23 US US12/342,598 patent/US8575777B2/en not_active Expired - Fee Related
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2009
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KR20150033372A (ko) * | 2013-09-24 | 2015-04-01 | 주식회사 엘지화학 | 셀 모듈 간의 측정 동기화 판단 장치 및 방법 |
KR20170034795A (ko) * | 2014-05-23 | 2017-03-29 | 르노 에스.아.에스. | 배터리 시스템 및 배터리 시스템을 제어하는 방법 |
KR20190105230A (ko) * | 2017-02-10 | 2019-09-16 | 혼다 기켄 고교 가부시키가이샤 | 축전지 관리 시스템, 이동체, 축전지, 및 축전지 관리 방법 |
WO2021025341A1 (ko) * | 2019-08-08 | 2021-02-11 | 주식회사 엘지화학 | 배터리 관리 시스템 및 배터리 팩 |
CN114128079A (zh) * | 2019-08-08 | 2022-03-01 | 株式会社Lg新能源 | 电池管理系统和电池组 |
US12211977B2 (en) | 2019-08-08 | 2025-01-28 | Lg Energy Solution, Ltd. | Battery management system and battery pack |
WO2024058419A1 (ko) * | 2022-09-16 | 2024-03-21 | 주식회사 엘지에너지솔루션 | 동기 신호를 생성하는 배터리 팩 및 이를 포함하는 자동차 |
Also Published As
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JP2010057348A (ja) | 2010-03-11 |
CN101662049A (zh) | 2010-03-03 |
CN101662049B (zh) | 2014-04-30 |
JP5259338B2 (ja) | 2013-08-07 |
EP2159585A3 (en) | 2017-08-09 |
US20100055543A1 (en) | 2010-03-04 |
EP2159585A2 (en) | 2010-03-03 |
EP2159585B1 (en) | 2019-06-05 |
KR100995075B1 (ko) | 2010-11-18 |
US8575777B2 (en) | 2013-11-05 |
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