JP5660105B2 - 蓄電システム - Google Patents
蓄電システム Download PDFInfo
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- JP5660105B2 JP5660105B2 JP2012234793A JP2012234793A JP5660105B2 JP 5660105 B2 JP5660105 B2 JP 5660105B2 JP 2012234793 A JP2012234793 A JP 2012234793A JP 2012234793 A JP2012234793 A JP 2012234793A JP 5660105 B2 JP5660105 B2 JP 5660105B2
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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
-
- 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
- G01R31/005—Testing of electric installations on transport means
- G01R31/006—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks
- G01R31/007—Testing of electric installations on transport means on road vehicles, e.g. automobiles or trucks using microprocessors or computers
-
- 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
- G01R31/26—Testing of individual semiconductor devices
- G01R31/27—Testing of devices without physical removal from the circuit of which they form part, e.g. compensating for effects surrounding elements
-
- 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]
- G01R31/382—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
- 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
- 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
-
- 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
-
- 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
- H02J7/00308—Overvoltage protection
-
- 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
- G01R19/165—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values
- G01R19/16533—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application
- G01R19/16538—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies
- G01R19/16542—Indicating that current or voltage is either above or below a predetermined value or within or outside a predetermined range of values characterised by the application in AC or DC supplies for batteries
-
- 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
- H02J7/0014—Circuits for equalisation of charge between 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
- 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
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Combustion & Propulsion (AREA)
- Computer Hardware Design (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
本実施例における電池システムについて、図1を用いて説明する。図1は、電池システムの構成を示す概略図である。本実施例の電池システムは、車両に搭載されている。車両としては、ハイブリッド自動車や電気自動車がある。本実施例では、ハイブリッド自動車を一例に説明しているが、例えば、車両を走行させる動力源として電池システム(組電池)だけを備えている電気自動車であってもよい。
11:単電池(蓄電素子)
31:インバータ
32:モータ・ジェネレータ
33:車輪
40:電圧監視ユニット(電圧検出回路)
50:コントローラ
R11,R21,R22:抵抗
SW1,SW21,SW22:スイッチ
D:ツェナーダイオード
C:キャパシタ、
PL:正極ライン
NL:負極ライン
L1,L2:電圧検出ライン
L21,L22:分岐ライン
Claims (4)
- 負荷と接続されて充放電を行う蓄電素子をそれぞれ含み、直列に接続された複数の蓄電ブロックと、
電圧検出ラインを介して前記各蓄電ブロックと接続され、前記各蓄電ブロックの電圧値を検出する電圧検出回路と、
前記電圧検出ラインを介して前記蓄電ブロックに並列に接続される過電圧保護素子と、前記過電圧保護素子に直列に接続される第1抵抗とを含み、前記蓄電ブロックそれぞれに設けられる保護回路と、
前記電圧検出ラインを介して前記過電圧保護素子それぞれに並列に接続されるとともに前記第1抵抗に直列に接続され、前記第1抵抗よりも大きい抵抗値を有する第2抵抗を含む放電回路と、
前記電圧検出回路の検出値を用いて前記蓄電ブロック間で電圧値を比較し、前記過電圧保護素子の異常を検出するコントローラと、を有し、
前記コントローラは、前記負荷に接続されていない状態において、前記放電回路が動作して前記第2抵抗に電流を流す放電状態にある第1蓄電ブロックの電圧値と、前記放電回路による前記放電状態にない第2蓄電ブロックの電圧値とを比較して、前記過電圧保護素子の異常を検出することを特徴とする蓄電システム。 - 前記コントローラは、前記負荷に接続されていない状態において前記放電回路を動作させて前記各蓄電ブロックの電圧値を均等化させる均等化処理を遂行するとともに、
前記放電回路を動作させて前記第1蓄電ブロックの電圧値を低下させる前記均等化処理中に所定の間隔で検出される前記第1蓄電ブロックの電圧値と、前記第2蓄電ブロックの電圧値との電圧差を求め、前記電圧差が所定の閾値を超えた場合に、前記第2蓄電ブロックに並列に接続される前記過電圧保護素子が異常状態であると検出することを特徴とする請求項1に記載の蓄電システム。 - 前記放電回路は、前記第2抵抗と、前記第2抵抗に直列に接続されるスイッチとを含むことを特徴とする請求項1又は2に記載の蓄電システム。
- 前記過電圧保護素子は、ツェナーダイオードであることを特徴とする請求項1から3のいずれか1つに記載の蓄電システム。
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012234793A JP5660105B2 (ja) | 2012-10-24 | 2012-10-24 | 蓄電システム |
US14/058,899 US9128138B2 (en) | 2012-10-24 | 2013-10-21 | Electrical storage system |
CN201310498940.3A CN103779620B (zh) | 2012-10-24 | 2013-10-22 | 蓄电系统 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2012234793A JP5660105B2 (ja) | 2012-10-24 | 2012-10-24 | 蓄電システム |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014086296A JP2014086296A (ja) | 2014-05-12 |
JP5660105B2 true JP5660105B2 (ja) | 2015-01-28 |
Family
ID=50484765
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2012234793A Active JP5660105B2 (ja) | 2012-10-24 | 2012-10-24 | 蓄電システム |
Country Status (3)
Country | Link |
---|---|
US (1) | US9128138B2 (ja) |
JP (1) | JP5660105B2 (ja) |
CN (1) | CN103779620B (ja) |
Families Citing this family (26)
Publication number | Priority date | Publication date | Assignee | Title |
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JP5999048B2 (ja) * | 2012-10-24 | 2016-09-28 | トヨタ自動車株式会社 | 蓄電システム |
JP5870899B2 (ja) * | 2012-10-30 | 2016-03-01 | 株式会社デンソー | 電池監視装置 |
JP5867483B2 (ja) * | 2013-11-08 | 2016-02-24 | トヨタ自動車株式会社 | 蓄電システム |
JP6274020B2 (ja) * | 2014-06-09 | 2018-02-07 | トヨタ自動車株式会社 | 電圧検出ユニット |
EP3241264A4 (en) * | 2014-09-22 | 2018-08-01 | Polyvalor, Limited Partnership | Energy storage device and modular circuit |
JP6107836B2 (ja) * | 2015-01-07 | 2017-04-05 | トヨタ自動車株式会社 | 電池監視装置 |
CN104836272A (zh) * | 2015-03-05 | 2015-08-12 | 南宁市鼎天机械制造有限公司 | 一种蓄电系统 |
JP6558204B2 (ja) * | 2015-10-21 | 2019-08-14 | 株式会社デンソー | 異常判定装置 |
CN105259494B (zh) * | 2015-10-27 | 2018-04-03 | 北京新能源汽车股份有限公司 | 电池均衡电路的测试装置及方法 |
US20170219657A1 (en) * | 2016-01-28 | 2017-08-03 | Bae Systems Controls Inc. | Online battery capacity estimation utilizing passive balancing |
DE102016207272A1 (de) * | 2016-04-28 | 2017-11-02 | Bayerische Motoren Werke Aktiengesellschaft | Schaltbares Speichersystem für ein Fahrzeug |
JP6728991B2 (ja) * | 2016-05-31 | 2020-07-22 | 株式会社オートネットワーク技術研究所 | リレー装置及び電源装置 |
KR20180013574A (ko) * | 2016-07-29 | 2018-02-07 | 주식회사 엘지화학 | 배터리 밸런싱 장치 및 방법 |
CN106324396B (zh) * | 2016-08-17 | 2019-05-14 | 云南电网有限责任公司电力科学研究院 | 一种用于变电站中金属氧化物避雷器的计算方法 |
CN106291191B (zh) * | 2016-08-17 | 2019-03-19 | 云南电网有限责任公司电力科学研究院 | 一种用于变电站中金属氧化物避雷器的计算模型 |
WO2018051574A1 (ja) * | 2016-09-13 | 2018-03-22 | 三洋電機株式会社 | 管理装置および電源システム |
EP3327455B1 (en) * | 2016-11-28 | 2020-10-21 | NXP USA, Inc. | Leakage current determination |
JP6655000B2 (ja) * | 2016-12-20 | 2020-02-26 | 株式会社日立製作所 | エレベーター装置及びエレベーター搭載蓄電素子劣化判定方法 |
KR102382003B1 (ko) * | 2017-06-28 | 2022-04-04 | 삼성전자주식회사 | 복수의 배터리를 제어하기 위한 방법 및 그 전자 장치 |
CN107294167B (zh) * | 2017-07-11 | 2020-08-25 | 成都芯源系统有限公司 | 电压均衡方法及电池均衡控制电路和电池均衡电路 |
EP3505943B1 (de) * | 2017-12-29 | 2020-05-20 | Siemens Aktiengesellschaft | Nachweisen einer elektrischen überspannung |
US11018511B2 (en) * | 2018-06-29 | 2021-05-25 | Caterpillar Inc. | System and method for balancing battery cell charge in battery array for electrified machine |
WO2020021888A1 (ja) * | 2018-07-25 | 2020-01-30 | パナソニックIpマネジメント株式会社 | 管理装置、及び電源システム |
US10921378B2 (en) * | 2019-02-25 | 2021-02-16 | Ford Global Technologies, Llc | System for measuring voltage differences between battery cells and for obtaining battery cell voltages using the voltage differences |
CN112531850B (zh) * | 2019-04-24 | 2022-08-02 | 宁德时代新能源科技股份有限公司 | 电池组均衡控制方法、装置、设备和介质 |
JP7196034B2 (ja) * | 2019-06-11 | 2022-12-26 | エイブリック株式会社 | 充放電制御回路及びこれを備えたバッテリ装置 |
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JP3699381B2 (ja) * | 2001-10-02 | 2005-09-28 | ソニーケミカル株式会社 | 保護回路付き二次電池 |
JP4015126B2 (ja) * | 2004-03-08 | 2007-11-28 | 株式会社Nttファシリティーズ | 直流電力供給システム |
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JP4237804B2 (ja) * | 2007-03-28 | 2009-03-11 | 株式会社東芝 | 組電池の保護装置及び電池パック装置 |
JP5438931B2 (ja) * | 2008-08-06 | 2014-03-12 | Fdk株式会社 | 蓄電システムのモジュール間電圧バランス補正回路 |
JP5349021B2 (ja) * | 2008-11-26 | 2013-11-20 | 三洋電機株式会社 | バッテリシステム |
JP2010140785A (ja) | 2008-12-12 | 2010-06-24 | Panasonic Corp | 故障診断回路、及び電池パック |
JP5627246B2 (ja) * | 2009-04-03 | 2014-11-19 | 三洋電機株式会社 | 電池システム、電動車両及び電池制御装置 |
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-
2012
- 2012-10-24 JP JP2012234793A patent/JP5660105B2/ja active Active
-
2013
- 2013-10-21 US US14/058,899 patent/US9128138B2/en active Active
- 2013-10-22 CN CN201310498940.3A patent/CN103779620B/zh active Active
Also Published As
Publication number | Publication date |
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US20140111160A1 (en) | 2014-04-24 |
CN103779620A (zh) | 2014-05-07 |
US9128138B2 (en) | 2015-09-08 |
CN103779620B (zh) | 2016-02-10 |
JP2014086296A (ja) | 2014-05-12 |
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