JPWO2014080595A1 - 電池管理装置および電源装置 - Google Patents
電池管理装置および電源装置 Download PDFInfo
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- JPWO2014080595A1 JPWO2014080595A1 JP2014548446A JP2014548446A JPWO2014080595A1 JP WO2014080595 A1 JPWO2014080595 A1 JP WO2014080595A1 JP 2014548446 A JP2014548446 A JP 2014548446A JP 2014548446 A JP2014548446 A JP 2014548446A JP WO2014080595 A1 JPWO2014080595 A1 JP WO2014080595A1
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- 230000003247 decreasing effect Effects 0.000 claims abstract description 5
- 230000007423 decrease Effects 0.000 claims description 3
- 238000000034 method Methods 0.000 description 33
- 230000010354 integration Effects 0.000 description 17
- 238000001514 detection method Methods 0.000 description 16
- 238000006243 chemical reaction Methods 0.000 description 14
- 238000007599 discharging Methods 0.000 description 14
- 238000012545 processing Methods 0.000 description 11
- FFBHFFJDDLITSX-UHFFFAOYSA-N benzyl N-[2-hydroxy-4-(3-oxomorpholin-4-yl)phenyl]carbamate Chemical compound OC1=C(NC(=O)OCC2=CC=CC=C2)C=CC(=C1)N1CCOCC1=O FFBHFFJDDLITSX-UHFFFAOYSA-N 0.000 description 8
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 6
- 238000002474 experimental method Methods 0.000 description 6
- 229910001416 lithium ion Inorganic materials 0.000 description 6
- 238000004088 simulation Methods 0.000 description 6
- 238000004891 communication Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000012935 Averaging Methods 0.000 description 3
- -1 Nickel metal hydride Chemical class 0.000 description 2
- 238000013459 approach Methods 0.000 description 2
- 238000004364 calculation method Methods 0.000 description 2
- 229910052987 metal hydride Inorganic materials 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 229910052759 nickel Inorganic materials 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 239000000470 constituent Substances 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008929 regeneration Effects 0.000 description 1
- 238000011069 regeneration method Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
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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]
- G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
-
- 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
- G01R31/3835—Arrangements for monitoring battery or accumulator variables, e.g. SoC involving only voltage measurements
-
- 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
- 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
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
-
- 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
- H01M10/425—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
- H02J7/00302—Overcharge 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
V0=V−I×R ・・・(式1)
Claims (8)
- 電池の充電状態で表現される充電率と、前記電池の開回路電圧との関係を規定したSOC(State Of Charge)−OCV(Open Circuit Voltage)テーブルと、
前記電池の放電深度で表現される充電率と、前記電池の開回路電圧との関係を規定したDOD(Depth Of Discharge)−OCVテーブルと、
測定または推定された前記電池の開回路電圧をもとに、前記SOC−OCVテーブル及び前記DOD−OCVテーブルを用いて前記電池の充電率を推定する制御部と、
を備えることを特徴とする電池管理装置。 - 前記制御部は、前記電池の容量が増加傾向にあるとき前記SOC−OCVテーブルを参照して前記電池の充電率を推定し、前記電池の容量が減少傾向にあるとき前記DOD−OCVテーブルを参照して前記電池の充電率を推定することを特徴とする請求項1に記載の電池管理装置。
- 前記制御部は、前記電池の容量が増加傾向にあるとき前記SOC−OCVテーブル及び前記DOD−OCVテーブルの内、前記SOC−OCVテーブルの寄与度を高くして前記電池の充電率を推定し、前記電池の容量が減少傾向にあるとき前記DOD−OCVテーブルの寄与度を高くして前記電池の充電率を推定することを特徴とする請求項1に記載の電池管理装置。
- 前記制御部は、前記電池に流れる電流の指定期間における積算値をもとに前記電池の容量が増加傾向にあるか減少傾向にあるか判定することを特徴とする請求項2または3に記載の電池管理装置。
- 前記制御部は、ある時刻に推定した充電率と別の時刻に推定した充電率との変化値をもとに前記電池の容量が増加傾向にあるか減少傾向にあるか判定することを特徴とする請求項2または3に記載の電池管理装置。
- 前記制御部は、
前記電池に流れる電流の指定期間における積算値が上側設定値を上回るとき前記SOC−OCVテーブルを参照して前記電池の充電率を推定し、
前記積算値が下側設定値を下回るとき前記DOD−OCVテーブルを参照して前記電池の充電率を推定し、
前記積算値が前記上側設定値と前記下側設定値の間の値であるとき、前記SOC−OCVテーブルから推定される充電率と前記DOD−OCVテーブルから推定される充電率の平均を、前記電池の充電率として採用する、
ことを特徴とする請求項1に記載の電池管理装置。 - 前記制御部は、
過去2回分の充電率の変化値が上側設定値を上回るとき前記SOC−OCVテーブルを参照して前記電池の充電率を求め、
前記変化値が下側設定値を下回るとき前記DOD−OCVテーブルを参照して前記電池の充電率を求め、
前記変化値が前記上側設定値と前記下側設定値の間の値であるとき、前記SOC−OCVテーブルから推定される充電率と前記DOD−OCVテーブルから推定される充電率の平均を、前記電池の充電率として採用する、
ことを特徴とする請求項1に記載の電池管理装置。 - 電池と、
前記電池を管理する請求項1から7のいずれかに記載の電池管理装置と、
を備えることを特徴とする電源装置。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
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JP2012254591 | 2012-11-20 | ||
JP2012254591 | 2012-11-20 | ||
PCT/JP2013/006667 WO2014080595A1 (ja) | 2012-11-20 | 2013-11-13 | 電池管理装置および電源装置 |
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JPWO2014080595A1 true JPWO2014080595A1 (ja) | 2017-01-05 |
JP6316754B2 JP6316754B2 (ja) | 2018-04-25 |
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JP2014548446A Active JP6316754B2 (ja) | 2012-11-20 | 2013-11-13 | 電池管理装置および電源装置 |
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JP (1) | JP6316754B2 (ja) |
WO (1) | WO2014080595A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6037369B2 (ja) * | 2014-02-25 | 2016-12-07 | 三菱電機株式会社 | 二次電池のsoc推定装置 |
JP6481645B2 (ja) * | 2016-03-16 | 2019-03-13 | トヨタ自動車株式会社 | 充電制御装置 |
WO2018025350A1 (ja) * | 2016-08-03 | 2018-02-08 | 富士通株式会社 | 推定装置、推定プログラムおよび充電制御装置 |
JP6855835B2 (ja) * | 2017-02-24 | 2021-04-07 | 株式会社豊田自動織機 | 電池満充電容量推定装置 |
CN114646892B (zh) * | 2022-05-19 | 2022-09-27 | 苏州易来科得科技有限公司 | 获取二次电池soc-ocv曲线和嵌锂量-ocv曲线的方法和装置 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11289685A (ja) * | 1998-04-01 | 1999-10-19 | Toshiba Battery Co Ltd | 二次電池の充電状態検出装置 |
JP2008226511A (ja) * | 2007-03-09 | 2008-09-25 | Hitachi Ltd | 充放電制御装置及びそれを用いた鉄道車両 |
JP2011151983A (ja) * | 2010-01-22 | 2011-08-04 | Panasonic Corp | Soc検出回路、及び電池電源装置 |
JP2012037464A (ja) * | 2010-08-11 | 2012-02-23 | Shin Kobe Electric Mach Co Ltd | 自然エネルギー利用システム用鉛蓄電池および鉛蓄電池システム |
-
2013
- 2013-11-13 WO PCT/JP2013/006667 patent/WO2014080595A1/ja active Application Filing
- 2013-11-13 JP JP2014548446A patent/JP6316754B2/ja active Active
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH11289685A (ja) * | 1998-04-01 | 1999-10-19 | Toshiba Battery Co Ltd | 二次電池の充電状態検出装置 |
JP2008226511A (ja) * | 2007-03-09 | 2008-09-25 | Hitachi Ltd | 充放電制御装置及びそれを用いた鉄道車両 |
JP2011151983A (ja) * | 2010-01-22 | 2011-08-04 | Panasonic Corp | Soc検出回路、及び電池電源装置 |
JP2012037464A (ja) * | 2010-08-11 | 2012-02-23 | Shin Kobe Electric Mach Co Ltd | 自然エネルギー利用システム用鉛蓄電池および鉛蓄電池システム |
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JP6316754B2 (ja) | 2018-04-25 |
WO2014080595A1 (ja) | 2014-05-30 |
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