JP5117537B2 - バッテリー管理システム及びその駆動方法 - Google Patents
バッテリー管理システム及びその駆動方法 Download PDFInfo
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- JP5117537B2 JP5117537B2 JP2010132386A JP2010132386A JP5117537B2 JP 5117537 B2 JP5117537 B2 JP 5117537B2 JP 2010132386 A JP2010132386 A JP 2010132386A JP 2010132386 A JP2010132386 A JP 2010132386A JP 5117537 B2 JP5117537 B2 JP 5117537B2
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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
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/18—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries of two or more battery modules
- B60L58/22—Balancing the charge of battery modules
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- 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]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
- G01R31/3842—Arrangements for monitoring battery or accumulator variables, e.g. SoC combining voltage and current measurements
-
- 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
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/44—Methods for charging or discharging
- H01M10/441—Methods for charging or discharging for several batteries or cells simultaneously or sequentially
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/488—Cells or batteries combined with indicating means for external visualization of the condition, e.g. by change of colour or of light density
-
- 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
- H02J7/00304—Overcurrent protection
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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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
- H02J7/00309—Overheat or overtemperature protection
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- General Chemical & Material Sciences (AREA)
- Electrochemistry (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Chemical & Material Sciences (AREA)
- Sustainable Energy (AREA)
- Mechanical Engineering (AREA)
- Transportation (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Tests Of Electric Status Of Batteries (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
2:バッテリー
3:電流センサー
4:冷却ファン
5:突入電流防止部
6:メインスイッチ
7:ECU(electric controller unit)
8:インバータ
9:モータジェネレータ
10:センシング部
20:MCU(Main Control unit)
21:制御部
22:SOC測定部
23:セルバランシング放電容量測定部
30:内部電源供給部
40:セルバランシング部
50:貯蔵部
60:通信部
70:保護回路部
80:パワーオンリセット部
90:外部インターフェース
210〜260:サブパック
271、272:出力端子
273:安全スイッチ
Claims (10)
- 複数のバッテリーセルのセル電圧及びセル電流を測定するセンシング部と、
前記複数のバッテリーセルのセル電圧及びセル電流を利用して前記複数のバッテリーセルのSOC(State of charge)を測定して前記複数のバッテリーセルの充放電を制御するようにバッテリーセル制御信号を伝送するMCU(Main control unit)と、
前記バッテリーセル制御信号に応じてバッテリーセルのセルバランシングを実行するセルバランシング部と、
を含み、
前記MCUは、
前記複数のバッテリーセルそれぞれのセルバランシング放電容量を測定するセルバランシング放電容量測定部と、
前記複数のバッテリーセルそれぞれのセルバランシング放電容量のうち最大値と前記複数のバッテリーセルそれぞれのセルバランシング放電容量との差を基準値と比較して、前記複数のバッテリーセルのうち前記差が前記基準値より大きいバッテリーセルを短絡バッテリーセルと判断する制御部と、
を含むことを特徴とするバッテリー管理システム。 - 前記MCUには、前記バッテリーセルそれぞれのセルバランシング放電容量及び基準値を貯蔵する貯蔵部が連結されたことを特徴とする請求項1に記載のバッテリー管理システム。
- 前記貯蔵部には、前記バッテリーセルそれぞれのセルバランシング放電容量が累積貯蔵されることを特徴とする請求項2に記載のバッテリー管理システム。
- 前記セルバランシング部は、前記バッテリーセル制御信号に応じて該当バッテリーセルを放電することを特徴とする請求項1〜3のいずれかに記載のバッテリー管理システム。
- 前記MCUは、前記短絡バッテリーセルに対する情報をECU(electric controller unit)に伝送して、前記ECUは、表示装置に前記バッテリーセルに関する情報を表示するように制御することを特徴とする請求項1〜4のいずれかに記載のバッテリー管理システム。
- 複数のバッテリーセルそれぞれのSOCを測定するバッテリーセルSOC測定段階と、
前記複数のバッテリーセルを制御する信号を伝送するバッテリーセル制御信号伝送段階と、
前記バッテリーセル制御信号に応じてバッテリーセルをセルバランシングするセルバランシング段階と、
前記複数のバッテリーセルのセルバランシング放電容量のうち最大値と前記複数のバッテリーセルそれぞれのセルバランシング放電容量との差が基準値より大きいかを比較するセルバランシング放電容量差値と基準値比較段階と、
前記複数のバッテリーセルのうち前記差が基準値より大きいバッテリーセルを短絡バッテリーセルと判断する短絡バッテリーセル判断段階と、
を含むことを特徴とするバッテリー管理システムの駆動方法。 - 前記セルバランシング放電容量差値と基準値比較段階で、前記複数のバッテリーセルそれぞれの放電容量は累積されることを特徴とする請求項6に記載のバッテリー管理システムの駆動方法。
- 前記バッテリーセル制御信号伝送段階で、前記複数のバッテリーセルそれぞれのSOCと平均SOCとを比較して、平均SOCより大きいバッテリーセルの情報を伝送することを特徴とする請求項6または7に記載のバッテリー管理システムの駆動方法。
- 前記セルバランシング段階で、該当バッテリーセルを放電することを特徴とする請求項6〜8のいずれかに記載のバッテリー管理システムの駆動方法。
- 前記短絡バッテリーセルに関する情報を表示するようにする短絡バッテリーセル通知段階をさらに含むことを特徴とする請求項6〜9のいずれかに記載のバッテリー管理システムの駆動方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1020100007045A KR101057542B1 (ko) | 2010-01-26 | 2010-01-26 | 배터리 관리 시스템 및 그 구동 방법 |
KR10-2010-0007045 | 2010-01-26 |
Publications (2)
Publication Number | Publication Date |
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JP2011155825A JP2011155825A (ja) | 2011-08-11 |
JP5117537B2 true JP5117537B2 (ja) | 2013-01-16 |
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Application Number | Title | Priority Date | Filing Date |
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JP2010132386A Active JP5117537B2 (ja) | 2010-01-26 | 2010-06-09 | バッテリー管理システム及びその駆動方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US8264201B2 (ja) |
EP (1) | EP2348599A1 (ja) |
JP (1) | JP5117537B2 (ja) |
KR (1) | KR101057542B1 (ja) |
CN (1) | CN102136743B (ja) |
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2010
- 2010-01-26 KR KR1020100007045A patent/KR101057542B1/ko active IP Right Grant
- 2010-06-09 JP JP2010132386A patent/JP5117537B2/ja active Active
- 2010-07-20 US US12/840,040 patent/US8264201B2/en active Active
- 2010-07-30 EP EP10171352A patent/EP2348599A1/en not_active Withdrawn
- 2010-12-22 CN CN201010610096.5A patent/CN102136743B/zh active Active
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Also Published As
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JP2011155825A (ja) | 2011-08-11 |
KR101057542B1 (ko) | 2011-08-17 |
EP2348599A1 (en) | 2011-07-27 |
CN102136743B (zh) | 2015-07-29 |
CN102136743A (zh) | 2011-07-27 |
US20110181246A1 (en) | 2011-07-28 |
KR20110087565A (ko) | 2011-08-03 |
US8264201B2 (en) | 2012-09-11 |
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