JP6106269B2 - 蓄電池監視装置 - Google Patents
蓄電池監視装置 Download PDFInfo
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- JP6106269B2 JP6106269B2 JP2015519573A JP2015519573A JP6106269B2 JP 6106269 B2 JP6106269 B2 JP 6106269B2 JP 2015519573 A JP2015519573 A JP 2015519573A JP 2015519573 A JP2015519573 A JP 2015519573A JP 6106269 B2 JP6106269 B2 JP 6106269B2
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- voltage
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- voltage detection
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- 238000012806 monitoring device Methods 0.000 title description 11
- 238000005259 measurement Methods 0.000 claims description 104
- 238000001514 detection method Methods 0.000 claims description 85
- 238000012544 monitoring process Methods 0.000 claims description 6
- 239000003990 capacitor Substances 0.000 description 15
- 238000000034 method Methods 0.000 description 13
- 230000014509 gene expression Effects 0.000 description 9
- 230000007423 decrease Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 238000007599 discharging Methods 0.000 description 4
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 229910001416 lithium ion Inorganic materials 0.000 description 2
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/58—Testing of lines, cables or conductors
-
- 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
-
- 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
-
- 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/52—Testing for short-circuits, leakage current or ground faults
-
- 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
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/54—Testing for continuity
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
-
- 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
- G01R35/00—Testing or calibrating of apparatus covered by the other groups of this subclass
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Testing Of Short-Circuits, Discontinuities, Leakage, Or Incorrect Line Connections (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Tests Of Electric Status Of Batteries (AREA)
Description
Cmeas / ( Cbal + Cmeas ) < Vth / Vmax
スイッチを閉じて短絡時間後に開いた後に、一対の測定線間の定常状態における電圧を測定する電圧測定部と、電圧測定部により測定された電圧をしきい値電圧Vthと比較し、その比較結果に基づいて電圧検出線の断線を検知する断線検知部と、をさらに備える。
V2(t) = V0 * exp(-t/τm) ・・・(1)
Vsw(t) = V0 * exp(-t/τb) ・・・(2)
τm = ( Rmeas2 + Rbal2 + Rsw + Rbal3 + Rmeas3 ) * Cmeas ・・・(3)
τb = Rsw * Cbal ・・・(4)
V2st = Vmax * Cmeas / ( Cbal + Cmeas ) ・・・(5)
Cmeas / ( Cbal + Cmeas ) < Vth / Vmax ・・・(6)
110 調整側フィルタ回路
111、112、113 抵抗素子
114、115 容量素子
120 測定側フィルタ回路
121、122、123 抵抗素子
124、125 容量素子
131、132 スイッチ
141、142、143 測定線
151、152、153 調整線
160 電圧測定部
170 断線検知部
200 組電池
201、202 電池セル
211、212、213 電圧検出線
Claims (1)
- 蓄電池の正極と負極にそれぞれ接続された一対の電圧検出線とそれぞれ接続された一対の測定線と、
前記測定線と並列に、前記一対の電圧検出線とそれぞれ接続された一対の調整線と、
前記一対の測定線の間に接続された第1の容量素子と、
前記一対の調整線の間に接続された第2の容量素子と、
前記第2の容量素子の両端間に接続されたスイッチと、を備え、
前記電圧検出線が断線している場合に、前記スイッチを閉じて所定の短絡時間後に開いた後において前記一対の測定線間の電圧が変化し続けた後に定常状態になるように、前記第1の容量素子の容量値Cmeasおよび前記第2の容量素子の容量値Cbalが設定されており、
さらに、前記第1の容量素子の容量値Cmeasおよび前記第2の容量素子の容量値Cbalは、前記電圧検出線が断線していない場合の前記一対の測定線間の最大電圧Vmaxおよび前記電圧検出線の断線を検知するための所定のしきい値電圧Vthに基づく下記の式を満たすように設定されており、
Cmeas / ( Cbal + Cmeas ) < Vth / Vmax
前記スイッチを閉じて前記短絡時間後に開いた後に、前記一対の測定線間の前記定常状態における電圧を測定する電圧測定部と、
前記電圧測定部により測定された電圧を前記しきい値電圧Vthと比較し、その比較結果に基づいて前記電圧検出線の断線を検知する断線検知部と、をさらに備える蓄電池監視装置。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2013/065189 WO2014192134A1 (ja) | 2013-05-31 | 2013-05-31 | 蓄電池監視装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2014192134A1 JPWO2014192134A1 (ja) | 2017-02-23 |
JP6106269B2 true JP6106269B2 (ja) | 2017-03-29 |
Family
ID=51988202
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2015519573A Active JP6106269B2 (ja) | 2013-05-31 | 2013-05-31 | 蓄電池監視装置 |
Country Status (5)
Country | Link |
---|---|
US (1) | US9863993B2 (ja) |
EP (1) | EP3006946B1 (ja) |
JP (1) | JP6106269B2 (ja) |
CN (1) | CN105723230B (ja) |
WO (1) | WO2014192134A1 (ja) |
Families Citing this family (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US10386419B2 (en) * | 2015-03-11 | 2019-08-20 | Hitachi Automotive Systems, Ltd. | Battery management device, battery monitoring circuit, and control system |
WO2017183038A1 (en) | 2016-04-20 | 2017-10-26 | Wishelf Ltd. | System and method for monitoring stocking shelves |
CN108732448A (zh) * | 2017-04-24 | 2018-11-02 | 凹凸电子(武汉)有限公司 | 电池管理系统中的断线检测方法及断线解除检测方法 |
JP6969316B2 (ja) * | 2017-11-24 | 2021-11-24 | トヨタ自動車株式会社 | バッテリ監視装置および電力状態監視方法 |
CN108627790B (zh) * | 2018-05-09 | 2021-04-02 | 合肥国轩高科动力能源有限公司 | 一种检测锂离子电池卷芯短路测试仪测量精度的方法 |
KR102561395B1 (ko) * | 2018-11-12 | 2023-08-01 | 삼성전자주식회사 | 배터리 셀의 전압을 측정하기 위한 경로를 선택하는 배터리 팩 및 전자 장치 |
US10790548B1 (en) * | 2020-01-21 | 2020-09-29 | Devansh M Jalan | Method and system for managing the usage of a plurality of battery units to power an electric vehicle |
JP7322817B2 (ja) * | 2020-06-02 | 2023-08-08 | トヨタ自動車株式会社 | バッテリーセル短絡検知装置、方法、プログラム、及び車両 |
KR20230020281A (ko) * | 2021-08-03 | 2023-02-10 | 주식회사 엘지에너지솔루션 | 배터리 관리 장치 및 방법 |
Family Cites Families (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001157367A (ja) | 1999-11-24 | 2001-06-08 | Taiyo Yuden Co Ltd | 組み電池セルの接続不良検出方法及び電源装置 |
WO2007119682A1 (ja) * | 2006-04-13 | 2007-10-25 | Panasonic Corporation | 電池パックおよびその断線検知方法 |
JP5250230B2 (ja) * | 2007-09-28 | 2013-07-31 | 株式会社日立製作所 | 車両用電源システムおよび電池セル制御用集積回路 |
JP5221468B2 (ja) * | 2009-02-27 | 2013-06-26 | 株式会社日立製作所 | 電池監視装置 |
US8629687B2 (en) * | 2009-04-24 | 2014-01-14 | Yazaki Corporation | Disconnection detecting device |
US20130041606A1 (en) | 2011-08-10 | 2013-02-14 | XiaoHu Tang | Detecting an open wire between a battery cell and an external circuit |
WO2012164761A1 (ja) * | 2011-05-31 | 2012-12-06 | 日立ビークルエナジー株式会社 | 電池システム監視装置 |
DE102011079113A1 (de) | 2011-07-14 | 2013-01-17 | Sb Limotive Company Ltd. | Schaltungsanordnung mit integrierter Leitungsbruchdiagnose zur Messung von Zellspannungen einer mehrzelligen Batterie sowie dazugehöriges Verfahren |
JP2014126437A (ja) * | 2012-12-26 | 2014-07-07 | Denso Corp | 電池監視装置 |
-
2013
- 2013-05-31 WO PCT/JP2013/065189 patent/WO2014192134A1/ja active Application Filing
- 2013-05-31 EP EP13885679.4A patent/EP3006946B1/en active Active
- 2013-05-31 CN CN201380076975.6A patent/CN105723230B/zh active Active
- 2013-05-31 JP JP2015519573A patent/JP6106269B2/ja active Active
- 2013-05-31 US US14/892,410 patent/US9863993B2/en active Active
Also Published As
Publication number | Publication date |
---|---|
EP3006946A4 (en) | 2017-01-25 |
EP3006946A1 (en) | 2016-04-13 |
JPWO2014192134A1 (ja) | 2017-02-23 |
CN105723230A (zh) | 2016-06-29 |
US20160178684A1 (en) | 2016-06-23 |
WO2014192134A1 (ja) | 2014-12-04 |
CN105723230B (zh) | 2018-08-28 |
EP3006946B1 (en) | 2023-11-15 |
US9863993B2 (en) | 2018-01-09 |
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