JP7327878B2 - 電池パックの電源遮断装置および電源遮断方法 - Google Patents
電池パックの電源遮断装置および電源遮断方法 Download PDFInfo
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- JP7327878B2 JP7327878B2 JP2022500736A JP2022500736A JP7327878B2 JP 7327878 B2 JP7327878 B2 JP 7327878B2 JP 2022500736 A JP2022500736 A JP 2022500736A JP 2022500736 A JP2022500736 A JP 2022500736A JP 7327878 B2 JP7327878 B2 JP 7327878B2
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/18—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for batteries; for accumulators
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/396—Acquisition or processing of data for testing or for monitoring individual cells or groups of cells within a battery
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
- H02J13/00006—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment
- H02J13/00022—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission
- H02J13/00026—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network characterised by information or instructions transport means between the monitoring, controlling or managing units and monitored, controlled or operated power network element or electrical equipment using wireless data transmission involving a local wireless network, e.g. Wi-Fi, ZigBee or Bluetooth
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Protection Of Static Devices (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Emergency Protection Circuit Devices (AREA)
Description
また、従来では、盗難、ハッキングなどにより、認証されていない電池パックが取り付けられる場合、外部から電池パックの充放電を遮断できる方法がなかった。
本発明の一実施形態に係る電池パックの電源遮断装置は、電池モジュールの充放電電流の流れを制御するスイッチング制御部を含むことができる。
本発明の一実施形態に係る電池パックの電源遮断装置は、電池モジュールの電圧、電流、および温度のうち少なくとも1つに基づいて異常可否を検出する診断部を含むことができる。
本発明の一実施形態に係る電池パックの電源遮断装置の通信部は、NFC(Near Field Communication)方式で外部と通信することができる。
図1を参照すると、本発明の一実施形態に係る電池パック1と上位システムに含まれている上位コントローラ2とを含む電池制御システムを概略的に示す構成図が示される。
かかる電池パック1の構成およびBMS20の構成は公知の構成であるため、より具体的な説明は省略することにする。
図2を参照すると、本発明の一実施形態に係る電池パックの電源遮断装置200は、電源遮断部210、通信部220、スイッチング部230、および制御部240を含むことができる。また、本発明の一実施形態に係る電池パックは、充放電が可能な複数の電池セルからなる電池モジュールを含むことができる。
図3を参照すると、本発明の一実施形態に係る電池パック300は、電池モジュール302、近距離通信素子304、電源遮断回路306、スイッチング回路308、スイッチング制御回路310、MCU312、通信素子314、上位コントローラ316、異常検出回路318、およびバランス回路320を含むことができる。
近距離通信素子304は、電池パック300のアンテナ(ANT)と連結され、外部装置350のアンテナから信号を受信することができる。例えば、近距離通信素子304は、図2の通信部220であってもよい。この際、近距離通信素子304を介して受信される信号は、電源遮断回路306の動作信号であってもよい。
スイッチング制御回路310は、スイッチング回路308のオン/オフを制御する機能をすることができる。例えば、スイッチング制御回路310は、FETドライバであってもよい。
上位コントローラ316は、通信素子314を介してMCU312に制御命令信号を伝送することができる。
図4を参照すると、本発明の一実施形態に係る電池パックの電源遮断方法は、電源遮断素子および近距離通信素子を用いて電池パックの電源を遮断する方法であってもよい。
ステップS410においては、例えば、電池モジュールの状態を監視し充放電を制御する電池管理システム(BMS)に異常が発生し、電池パックの内部で電源遮断を行うことができない場合に、外部装置(例えば、充電ステーション、家庭用充電器、周辺の他の電池パックなど)から電源遮断素子の動作信号を受信することができる。
図5を参照すると、本発明の一実施形態に係る電池パックの電源遮断装置500は、MCU510、メモリ520、入出力I/F530、通信I/F540を含むことができる。
Claims (11)
- 電池モジュールの充放電電流が流れる線路を遮断する電源遮断部と、
外部装置から前記電源遮断部の動作信号を受信する通信部と、
前記電源遮断部の動作信号に基づいて、前記電源遮断部に含まれたヒータ抵抗に電力を印加するように制御されるスイッチング部と、を含み、
前記ヒータ抵抗に電力が印加されて発熱すると、前記電源遮断部が動作し、前記線路に流れる電流が遮断され、
サーバにおいて電池パックに対してセキュリティ違反が検知された場合、前記通信部は、前記外部装置から前記電源遮断部の動作信号を受信する、電池パックの電源遮断装置。 - 前記電池モジュールの充放電を制御し、前記電池モジュールの異常検出時、前記電源遮断部が前記充放電電流の線路を遮断するように制御する制御部を含む、請求項1に記載の電池パックの電源遮断装置。
- 前記制御部または前記通信部から前記電源遮断部の動作信号を受信し、前記動作信号に基づいた電力を前記スイッチング部に伝達する受信部を含む、請求項2に記載の電池パックの電源遮断装置。
- 前記電池モジュールの充放電電流の流れを制御するスイッチング制御部を含む、請求項1から3のいずれか一項に記載の電池パックの電源遮断装置。
- 前記スイッチング部は、FETである、請求項4に記載の電池パックの電源遮断装置。
- 前記電池モジュールの電圧、電流、および温度のうち少なくとも1つに基づいて異常可否を検出する診断部を含む、請求項1から5のいずれか一項に記載の電池パックの電源遮断装置。
- 前記電池パックそれぞれには固有番号が予め割り当てられ、
前記サーバは、前記固有番号に基づいて、セキュリティ違反が検知された電池パックを判断する、請求項1から6のいずれか一項に記載の電池パックの電源遮断装置。 - 前記サーバにより、前記セキュリティ違反が検知された電池パックに対して盗難番号が割り当てられる、請求項1から7のいずれか一項に記載の電池パックの電源遮断装置。
- 前記通信部は、NFC方式で外部と通信する、請求項1から8のいずれか一項に記載の電池パックの電源遮断装置。
- 前記通信部は、充電ステーション、家庭用充電器、または他の電池パックのうち少なくとも1つを含む前記外部装置と通信する、請求項1から9のいずれか一項に記載の電池パックの電源遮断装置。
- 電源遮断部および通信部を含む電池パックの電源遮断装置により行われる、
前記通信部により、外部装置から前記電源遮断部の動作信号を受信するステップと、
前記電源遮断部の動作信号に基づいて、前記電源遮断部に含まれたヒータ抵抗に電力を印加するステップと、
前記ヒータ抵抗に電力が印加されて発熱すると、前記電源遮断部により、前記電池パックの充放電電流が流れる線路が遮断されるステップと、を含み、
前記電源遮断部の動作信号を受信するステップは、サーバにおいて前記電池パックに対してセキュリティ違反が検知された場合、前記通信部により、前記外部装置から前記電源遮断部の動作信号を受信するステップを含む、電池パックの電源遮断方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2019-0096999 | 2019-08-08 | ||
KR1020190096999A KR20210017555A (ko) | 2019-08-08 | 2019-08-08 | 배터리 팩 전원 차단 장치 |
PCT/KR2020/010506 WO2021025537A1 (ko) | 2019-08-08 | 2020-08-07 | 배터리 팩 전원 차단 장치 |
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JP2022543535A JP2022543535A (ja) | 2022-10-13 |
JP7327878B2 true JP7327878B2 (ja) | 2023-08-16 |
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JP2022500736A Active JP7327878B2 (ja) | 2019-08-08 | 2020-08-07 | 電池パックの電源遮断装置および電源遮断方法 |
Country Status (6)
Country | Link |
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US (1) | US20220247187A1 (ja) |
EP (1) | EP3989385A4 (ja) |
JP (1) | JP7327878B2 (ja) |
KR (1) | KR20210017555A (ja) |
CN (1) | CN114175434A (ja) |
WO (1) | WO2021025537A1 (ja) |
Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007141572A (ja) | 2005-11-16 | 2007-06-07 | Matsushita Electric Ind Co Ltd | 電池パック |
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JPH0917455A (ja) * | 1995-06-28 | 1997-01-17 | Sony Corp | バッテリパック制御装置および方法 |
KR970007337U (ko) * | 1995-07-26 | 1997-02-21 | 스위칭모드 전원공급장치의 베터리 충방전 제어회로 | |
JP2002320334A (ja) * | 2001-04-19 | 2002-10-31 | Nec Tokin Tochigi Ltd | 無線制御電池パック |
KR100624944B1 (ko) * | 2004-11-29 | 2006-09-18 | 삼성에스디아이 주식회사 | 배터리 팩의 보호회로 |
KR101081078B1 (ko) * | 2008-11-14 | 2011-11-07 | 주식회사 엘지화학 | 센스 저항 파괴를 감지하여 배터리 팩을 보호하는 장치 및 방법 |
KR101002530B1 (ko) * | 2009-02-18 | 2010-12-17 | 삼성에스디아이 주식회사 | 알에프아이디 통신 장치 |
CN102273044B (zh) * | 2009-07-31 | 2015-04-22 | 松下电器产业株式会社 | 保护电路、电池组件以及充电系统 |
KR101093888B1 (ko) * | 2009-12-28 | 2011-12-13 | 삼성에스디아이 주식회사 | 배터리 팩 및 이의 단선 검출 방법 |
KR101113415B1 (ko) * | 2009-12-29 | 2012-03-02 | 삼성에스디아이 주식회사 | 배터리 팩의 보호 회로 |
JP5966247B2 (ja) * | 2011-03-01 | 2016-08-10 | ソニー株式会社 | 電池パック、蓄電システム、電子機器、電動車両、電力システムおよび制御システム |
KR20140029800A (ko) * | 2012-08-30 | 2014-03-11 | 삼성에스디아이 주식회사 | 배터리 관리 시스템 |
KR101544127B1 (ko) * | 2013-12-27 | 2015-08-12 | 넥스콘 테크놀러지 주식회사 | 전기자전거 배터리 팩의 도난 방지 방법 |
JP6418874B2 (ja) * | 2014-01-15 | 2018-11-07 | 株式会社マキタ | バッテリパック |
KR102035675B1 (ko) * | 2015-12-28 | 2019-10-23 | 주식회사 엘지화학 | 무선통신을 활용한 불량 배터리 처리 시스템 및 방법 |
KR102065735B1 (ko) * | 2016-02-11 | 2020-01-13 | 주식회사 엘지화학 | 배터리 팩 관리 장치 및 관리 방법 |
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- 2019-08-08 KR KR1020190096999A patent/KR20210017555A/ko unknown
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- 2020-08-07 WO PCT/KR2020/010506 patent/WO2021025537A1/ko unknown
- 2020-08-07 US US17/629,291 patent/US20220247187A1/en active Pending
- 2020-08-07 EP EP20849330.4A patent/EP3989385A4/en active Pending
- 2020-08-07 CN CN202080055020.2A patent/CN114175434A/zh active Pending
- 2020-08-07 JP JP2022500736A patent/JP7327878B2/ja active Active
Patent Citations (1)
Publication number | Priority date | Publication date | Assignee | Title |
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JP2007141572A (ja) | 2005-11-16 | 2007-06-07 | Matsushita Electric Ind Co Ltd | 電池パック |
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JP2022543535A (ja) | 2022-10-13 |
US20220247187A1 (en) | 2022-08-04 |
EP3989385A1 (en) | 2022-04-27 |
WO2021025537A1 (ko) | 2021-02-11 |
CN114175434A (zh) | 2022-03-11 |
EP3989385A4 (en) | 2022-11-16 |
KR20210017555A (ko) | 2021-02-17 |
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