JP6962826B2 - 電池システム - Google Patents
電池システム Download PDFInfo
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- JP6962826B2 JP6962826B2 JP2018004919A JP2018004919A JP6962826B2 JP 6962826 B2 JP6962826 B2 JP 6962826B2 JP 2018004919 A JP2018004919 A JP 2018004919A JP 2018004919 A JP2018004919 A JP 2018004919A JP 6962826 B2 JP6962826 B2 JP 6962826B2
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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
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
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- 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
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/0023—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train
- B60L3/0046—Detecting, eliminating, remedying or compensating for drive train abnormalities, e.g. failures within the drive train relating to electric energy storage systems, e.g. batteries or capacitors
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
- G01R19/02—Measuring effective values, i.e. root-mean-square values
-
- 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
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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
- H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
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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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
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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
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/61—Types of temperature control
- H01M10/613—Cooling or keeping cold
-
- 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
- B60L2240/00—Control parameters of input or output; Target parameters
- B60L2240/40—Drive Train control parameters
- B60L2240/54—Drive Train control parameters related to batteries
- B60L2240/545—Temperature
-
- 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
- H01M10/60—Heating or cooling; Temperature control
- H01M10/65—Means for temperature control structurally associated with the cells
- H01M10/656—Means for temperature control structurally associated with the cells characterised by the type of heat-exchange fluid
- H01M10/6561—Gases
- H01M10/6563—Gases with forced flow, e.g. by blowers
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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
- H01M10/425—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
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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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4278—Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
-
- 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
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- 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)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Secondary Cells (AREA)
- Tests Of Electric Status Of Batteries (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
27 温度センサ、30 PCU、41,42 MG、50 エンジン、60 動力分割装置、70 駆動軸、80 駆動輪、100 ECU、102 CPU、105 メモリ。
Claims (3)
- 並列接続された複数の二次電池によって構成される組電池と、
前記組電池に対して冷却媒体の供給が可能に構成された冷却装置と、
前記複数の二次電池間の温度ばらつきに起因する前記複数の二次電池間の電流ばらつきを推定するように構成された制御装置とを備え、
前記制御装置は、
前記複数の二次電池のうち相対的に温度が低い第1電池の発熱量、および、前記冷却装置による前記第1電池の冷却量を用いて、前記第1電池の温度と相関を有する第1の温度指標を算出し、
前記組電池の発熱状態に関連する情報を用いて温度加算値を設定し、
前記第1電池の温度に前記温度加算値を加えて算出される温度となる第2電池の発熱量、および、前記冷却装置による前記第2電池の冷却量を用いて、前記第2電池の温度と相関を有する第2の温度指標を算出し、
前記第2の温度指標から前記第1の温度指標を差引くことによって、前記温度ばらつきの度合いを示す評価値を算出し、
算出された前記評価値と前記組電池の温度とを用いて、前記電流ばらつきの度合いを推定する、電池システム。 - 前記組電池の発熱状態に関連する情報は、前記組電池の電流の情報であって、
前記制御装置は、前記電流の二乗平均値が高い場合には、前記二乗平均値が低い場合よりも高い値を前記温度加算値として設定する、請求項1に記載の電池システム。 - 前記第1電池は、前記複数の二次電池のうちの最も温度が低い二次電池であって、
前記第2電池は、前記複数の二次電池のうちの最も温度が高い二次電池であって、
前記電池システムは、第1電池の温度を検出する検出部をさらに備え、
前記制御装置は、
前記検出部を用いて前記第1電池の温度を取得するとともに、前記第1電池の温度に前記温度加算値を加えて前記第2電池の温度を算出する、請求項1または2に記載の電池システム。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018004919A JP6962826B2 (ja) | 2018-01-16 | 2018-01-16 | 電池システム |
CN201910022684.8A CN110048175B (zh) | 2018-01-16 | 2019-01-10 | 电池*** |
US16/245,834 US10790556B2 (en) | 2018-01-16 | 2019-01-11 | Battery system |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2018004919A JP6962826B2 (ja) | 2018-01-16 | 2018-01-16 | 電池システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019124567A JP2019124567A (ja) | 2019-07-25 |
JP6962826B2 true JP6962826B2 (ja) | 2021-11-05 |
Family
ID=67213093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018004919A Active JP6962826B2 (ja) | 2018-01-16 | 2018-01-16 | 電池システム |
Country Status (3)
Country | Link |
---|---|
US (1) | US10790556B2 (ja) |
JP (1) | JP6962826B2 (ja) |
CN (1) | CN110048175B (ja) |
Families Citing this family (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
EP3534168B1 (en) * | 2016-10-26 | 2023-05-31 | Vehicle Energy Japan Inc. | Battery control device |
KR102188723B1 (ko) * | 2017-11-07 | 2020-12-08 | 주식회사 엘지화학 | 배터리 온도 추정 장치 및 방법 |
JP7508866B2 (ja) | 2020-06-03 | 2024-07-02 | トヨタ自動車株式会社 | 電池システム |
CN114336826A (zh) * | 2021-12-15 | 2022-04-12 | 深圳突鹿创新有限公司 | 背包式电源 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4606846B2 (ja) * | 2004-11-12 | 2011-01-05 | パナソニック株式会社 | 電池監視装置 |
JP2007311065A (ja) * | 2006-05-16 | 2007-11-29 | Toyota Motor Corp | 電池装置、これを搭載した車両、および電池装置の異常判定方法 |
JP5343512B2 (ja) * | 2008-10-30 | 2013-11-13 | トヨタ自動車株式会社 | 電池パック入出力制御装置 |
JP5402792B2 (ja) * | 2010-04-02 | 2014-01-29 | トヨタ自動車株式会社 | 電池パック入出力制御装置 |
JP5477778B2 (ja) * | 2010-05-28 | 2014-04-23 | スズキ株式会社 | 電池並列接続回路の制御装置 |
CN104145400B (zh) * | 2012-02-29 | 2017-02-22 | Nec能源元器件株式会社 | 电池控制***、电池组、电子设备和充电器 |
JP5874560B2 (ja) * | 2012-07-25 | 2016-03-02 | 株式会社デンソー | 電池温度算出装置 |
JP5861623B2 (ja) * | 2012-11-30 | 2016-02-16 | トヨタ自動車株式会社 | 温度調節システム |
JP2014204571A (ja) * | 2013-04-05 | 2014-10-27 | 株式会社マキタ | 電動機器システム及びバッテリパック |
JP2015057021A (ja) * | 2013-09-13 | 2015-03-23 | 株式会社東芝 | 蓄電システム |
JP6115557B2 (ja) * | 2014-12-23 | 2017-04-19 | トヨタ自動車株式会社 | 非水電解液二次電池システム |
JP6525431B2 (ja) * | 2016-02-08 | 2019-06-05 | 株式会社デンソー | バッテリ制御装置 |
WO2017203985A1 (ja) * | 2016-05-26 | 2017-11-30 | パナソニックIpマネジメント株式会社 | 蓄電システム、及び管理装置 |
-
2018
- 2018-01-16 JP JP2018004919A patent/JP6962826B2/ja active Active
-
2019
- 2019-01-10 CN CN201910022684.8A patent/CN110048175B/zh active Active
- 2019-01-11 US US16/245,834 patent/US10790556B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
JP2019124567A (ja) | 2019-07-25 |
US10790556B2 (en) | 2020-09-29 |
CN110048175A (zh) | 2019-07-23 |
CN110048175B (zh) | 2022-07-01 |
US20190221898A1 (en) | 2019-07-18 |
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