JP2009544272A - バッテリパック内のセルの監視しバランスさせるための方法及びシステム - Google Patents
バッテリパック内のセルの監視しバランスさせるための方法及びシステム Download PDFInfo
- Publication number
- JP2009544272A JP2009544272A JP2009520835A JP2009520835A JP2009544272A JP 2009544272 A JP2009544272 A JP 2009544272A JP 2009520835 A JP2009520835 A JP 2009520835A JP 2009520835 A JP2009520835 A JP 2009520835A JP 2009544272 A JP2009544272 A JP 2009544272A
- Authority
- JP
- Japan
- Prior art keywords
- energy transfer
- transfer device
- voltage
- pair
- charge
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
-
- 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
-
- 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
- B60L3/04—Cutting off the power supply under fault conditions
-
- 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]
- B60L58/14—Preventing excessive discharging
-
- 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]
- B60L58/15—Preventing overcharging
-
- 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
-
- 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
- B60L58/24—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries
- B60L58/25—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries for controlling the temperature of batteries by controlling the electric load
-
- 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
-
- 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
-
- 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
- H02J7/0019—Circuits for equalisation of charge between batteries using switched or multiplexed charge circuits
-
- 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
- B60L2210/00—Converter types
- B60L2210/10—DC to DC converters
-
- 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
-
- 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
- B60L2240/547—Voltage
-
- 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
- B60L2240/549—Current
-
- 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
-
- 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
- Y02T10/72—Electric energy management in electromobility
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (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)
Abstract
Description
図2は、8個のセルを有するバッテリパック102のセル電圧を測定する電圧監視モジュール106の一実施形態を示す。但し、これは単に例示的な実施形態であり、本明細書に記述している概念を他のサイズのバッテリパックに用いてもよいことは理解されるべきである。
セルをバランスさせることは、バックツーバックツェナーダイオード構成の後の比較器を用いて達成される。フルバランス技術の例示的な実施形態を図6に示す。一般に、バランスモジュール110は、1つのセルペアをそれぞれバランスさせる複数のバランス回路111から成る。図6は、複数のバランス回路111のうちの1つを示す。
温度の検出は、特に、バッテリパック102内にリチウムセルが用いられる場合に有益である。リチウムセルは、その推奨される温度範囲以外の温度にさらされると劣化する可能性があり、過剰な温度は不安定な又は危険なシナリオを生む可能性がある。そのため、バッテリパックの温度はしばしば綿密に監視され、温度しきい値を越えたときにバッテリパックの使用が中断される。
図8は、直列に接続された8個のセルを有するバッテリパックと相互に接続するための、例えばプリント配線基板上に存在する単一のシステム190に統合される本明細書で説明されている実施形態の機能及びモジュールの一例を示す。本明細書で記述しているように、これは単に例示的な実施形態であり、8個より多い又は少ないセルを有するバッテリパックが用いられてもよい。
Claims (20)
- 1つ又は複数のバッテリパック内のエネルギー伝送デバイスをバランスさせるためのシステムにおいて、
直列に電気的に接続されたN個のエネルギー伝送デバイスにてなる少なくとも1つのグループを備え、Nは2以上の整数であり、
上記システムは、N個のエネルギー伝送デバイスにてなる各グループについて、エネルギー伝送デバイスの隣り合うペア毎に1つのバランス回路を備え、
上記バランス回路は、(i)上記ペアの第1のエネルギー伝送デバイスに蓄積される電荷が上記ペアの第2のエネルギー伝送デバイスに実質的に等しく、かつ(ii)各エネルギー伝送デバイスに蓄積される電荷が所定のしきい値を越えるように保持するように、上記隣り合うペアの各エネルギー伝送デバイスに蓄積される電荷を調整するシステム。 - 上記バランス回路は、各エネルギー伝送デバイスに蓄積される電荷を所定のしきい値を越えるように保持するための少なくとも1つのツェナーダイオードを含む請求項1記載のシステム。
- 上記バランス回路は、各エネルギー伝送デバイスに蓄積される電荷を保持するための、バックツーバック構成で設けられたツェナーダイオードのペアを含む請求項1記載のシステム。
- 上記各エネルギー伝送デバイスを順次選択し、上記選択されたエネルギー伝送デバイスに関連づけられる電圧を出力ポートにおいて供給するための電圧監視モジュールをさらに含み、
上記電圧監視モジュールは、低いオン抵抗の差動マルチプレクサを用いて上記各エネルギー伝送デバイスを選択し、上記関連する電圧を供給する請求項1記載のシステム。 - 上記差動マルチプレクサは分圧電源回路によって電力を供給される請求項4記載のシステム。
- 上記電圧監視モジュールは、上記エネルギー伝送デバイスと上記出力ポートとの間を絶縁する請求項4記載のシステム。
- 上記絶縁することは、上記マルチプレクサのための選択信号を光学的なアイソレータを通過させることと、上記選択されたエネルギー伝送デバイスに関連づけられる電圧を絶縁増幅器を通過させることとを含む請求項6記載のシステム。
- 上記バッテリパック及び1つ又は複数の他のバッテリパックに関連づけられる温度を示す信号を受信し、上記受信された信号のうちの1つを出力ポートにおいて選択的に供給するための温度監視モジュールをさらに含む請求項1記載のシステム。
- 上記バランス回路と上記電圧監視モジュールとは単一のプリント配線基板内で接続される請求項4記載のシステム。
- 各エネルギー伝送デバイスはリチウムセルである請求項1記載のシステム。
- 1つ又は複数のバッテリパックの絶縁された監視を提供し、上記1つ又は複数のバッテリパック内のエネルギー伝送デバイスをバランスさせるためのシステムにおいて、
直列に電気的に接続されたN個のエネルギー伝送デバイスにてなる少なくとも1つのグループを備え、Nは2以上の整数であり、
上記システムは、N個のエネルギー伝送デバイスにてなる各グループについて、バランスモジュールと電圧監視モジュールとを備え、
上記バランスモジュールは、エネルギー伝送デバイスの隣り合うペア毎に1つのバランス回路を含み、
上記バランス回路は、(i)上記ペアの第1のエネルギー伝送デバイスに蓄積される電荷が上記ペアの第2のエネルギー伝送デバイスに実質的に等しく、かつ(ii)各エネルギー伝送デバイスに蓄積される電荷が所定のしきい値を越えるように保持するように、上記隣り合うペアの各エネルギー伝送デバイスに蓄積される電荷を調整し、
上記電圧監視モジュールは、
(i)分圧電源で動作し、複数の入力ポートに供給される上記各エネルギー伝送デバイスを順次選択し、上記選択されたエネルギー伝送デバイスに関連づけられる電圧を出力ポートにおいて供給するための差動マルチプレクサと、
(ii)上記選択されたエネルギー伝送デバイスに関連づけられる電圧をスケーリングしてスケーリングされた電圧を生成する抵抗分圧器と、
(iii)絶縁されたバージョンの上記スケーリングされた電圧を供給するための絶縁増幅器と、
(iv)上記絶縁増幅器の入力側に電力を供給するための絶縁されたDC/DC変換器と、
(v)上記スケーリングされた電圧をシステムコントローラへインピーダンス整合するための出力演算増幅器とを含み、
上記差動マルチプレクサは、上記複数の入力ポートから上記出力ポートまでの低いオン抵抗の経路を特徴としているシステム。 - 上記バランス回路は、各エネルギー伝送デバイスに蓄積される電荷を保持するための、バックツーバック構成で設けられたツェナーダイオードのペアを含む請求項11記載のシステム。
- (i)上記エネルギー伝送デバイスの隣り合うペア間の電荷のアンバランスのレベルを決定し、上記電荷のアンバランスのレベルに対応するエラー信号を生成するための演算増幅器と、(ii)上記エラー信号に従って、上記エネルギー伝送デバイスの隣り合うペアの電荷を再分配するように設けられたスタックされたトランジスタペアとをさらに含む請求項12記載のシステム。
- 上記差動マルチプレクサは分圧電源回路によって電力を供給される請求項11記載のシステム。
- 上記バッテリパック及び1つ又は複数の他のバッテリモジュールに関連づけられる温度を示す信号を受信し、上記受信された信号のうちの1つを出力ポートにおいて選択的に供給するための温度監視モジュールをさらに含む請求項11記載のシステム。
- 各エネルギー伝送デバイスはリチウムセルである請求項11記載のシステム。
- バッテリパック内のエネルギー伝送デバイスをバランスさせる方法において、
上記バッテリパックは直列に電気的に接続されたN個のエネルギー伝送デバイスにてなる1つのグループを含み、Nは2以上の整数であり、
上記方法は、
上記バッテリパック内のエネルギー伝送デバイスの隣り合う各ペアについて、上記ペアのエネルギー伝送デバイスに蓄積される電荷が実質的に等しくなるように、上記隣り合うペアの各エネルギー伝送デバイスに蓄積される電荷を調整することと、
各エネルギー伝送デバイスに蓄積される電荷を所定のしきい値を越えるように保持することとを含む方法。 - 上記エネルギー伝送デバイスの隣り合うペア間の電荷を再分配回路を用いて再分配することをさらに含み、上記再分配回路は、各エネルギー伝送デバイスに蓄積される電荷を所定のしきい値を越えるように保持するための、バックツーバック構成で設けられたツェナーダイオードのペアを含む請求項17記載の方法。
- 上記各エネルギー伝送デバイスを低いオン抵抗の差動マルチプレクサを用いて順次選択することと、上記選択されたエネルギー伝送デバイスに関連づけられる電圧を供給することとをさらに含む請求項17記載の方法。
- 分圧電源回路から上記差動マルチプレクサに電力を供給することをさらに含む請求項17記載の方法。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US80782106P | 2006-07-19 | 2006-07-19 | |
US60/807821 | 2006-07-19 | ||
PCT/US2007/016356 WO2008011095A2 (en) | 2006-07-19 | 2007-07-19 | Method and system for monitoring and balancing cells in battery packs |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2009544272A true JP2009544272A (ja) | 2009-12-10 |
JP5350238B2 JP5350238B2 (ja) | 2013-11-27 |
Family
ID=38957365
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2009520835A Active JP5350238B2 (ja) | 2006-07-19 | 2007-07-19 | バッテリパック内のセルの監視しバランスさせるための方法及びシステム |
Country Status (6)
Country | Link |
---|---|
US (1) | US7723955B2 (ja) |
EP (1) | EP2041829B1 (ja) |
JP (1) | JP5350238B2 (ja) |
KR (1) | KR101444962B1 (ja) |
CN (1) | CN101529646B (ja) |
WO (1) | WO2008011095A2 (ja) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105470595A (zh) * | 2015-12-30 | 2016-04-06 | 徐州中矿大传动与自动化有限公司 | 级联式电池管理系统 |
Families Citing this family (44)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8536824B2 (en) * | 2008-04-18 | 2013-09-17 | Mi-Jack Canada, Inc. | Lossless dynamic battery equalizer system and method |
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 |
US8466657B2 (en) * | 2008-10-31 | 2013-06-18 | Bren-Tronics Batteries International, L.L.C. | Autonomous balancing of series connected charge storage devices |
CN101783518A (zh) * | 2009-01-16 | 2010-07-21 | 比亚迪股份有限公司 | 一种电池管理器及使用方法 |
US20100213897A1 (en) * | 2009-02-23 | 2010-08-26 | Lawrence Tze-Leung Tse | Battery-Cell Converter Management Systems |
US8598845B2 (en) * | 2009-04-20 | 2013-12-03 | Valence Technology, Inc. | Battery chargers, electrical systems, and rechargeable battery charging methods |
CN102577017A (zh) * | 2009-09-16 | 2012-07-11 | 国家半导体公司 | 用于电池或其它电力供应的有源单元及模块平衡 |
TWI393318B (zh) * | 2009-09-30 | 2013-04-11 | Genesys Logic Inc | 電路保護裝置及其方法 |
EP2325919A3 (en) * | 2009-10-30 | 2011-11-30 | Sanyo Electric Co., Ltd. | Battery system and electric vehicle including the same |
JP2011155829A (ja) * | 2009-12-28 | 2011-08-11 | Sanyo Electric Co Ltd | バッテリシステムおよびそれを備えた電動車両 |
CN202978302U (zh) | 2009-12-04 | 2013-06-05 | A123系统公司 | 具有集成的电源管理系统和可伸缩电池断路组件的电池系统 |
US20120274284A1 (en) * | 2010-01-05 | 2012-11-01 | A123 Systems, Inc. | System and Method for Controlling Voltage of Individual Battery Cells Within a Battery Pack |
WO2011085317A2 (en) * | 2010-01-11 | 2011-07-14 | A123 Systems, Inc. | System and method for monitoring and balancing voltage of individual battery cells within a battery pack |
WO2011094348A1 (en) * | 2010-01-27 | 2011-08-04 | A123 Systems, Inc. | System and method providing power within a battery pack |
KR101234059B1 (ko) * | 2010-02-22 | 2013-02-15 | 주식회사 엘지화학 | 셀 밸런싱부의 고장 진단 장치 및 방법 |
KR101181822B1 (ko) | 2010-10-13 | 2012-09-11 | 삼성에스디아이 주식회사 | 배터리 관리 시스템 및 배터리 관리 방법, 이를 이용하는 전력 저장 장치 |
US9595847B2 (en) * | 2010-11-04 | 2017-03-14 | Elite Power Solutions Llc | Uninterrupted lithium battery power supply system |
US8598847B2 (en) | 2010-12-07 | 2013-12-03 | Volkswagen Ag | Balancing voltage for a multi-cell battery system |
CN102035895A (zh) * | 2010-12-30 | 2011-04-27 | 天津市国瑞数码安全系统有限公司 | 基于http协议分析的网站监管方法 |
KR101217074B1 (ko) | 2011-02-21 | 2012-12-31 | 로베르트 보쉬 게엠베하 | 배터리 관리 시스템 |
WO2012122250A1 (en) | 2011-03-07 | 2012-09-13 | A123 Systems, Inc. | Method for opportunistically balancing charge between battery cells |
WO2012153230A1 (en) | 2011-05-06 | 2012-11-15 | Optimal Energy (Pty) Ltd | Cell stack and battery module with integrated heater and heater panels therefor |
CN102510114B (zh) * | 2011-11-13 | 2014-04-23 | 东华大学 | 四端式电容节点电压均衡模块 |
TWI443929B (zh) | 2011-11-16 | 2014-07-01 | Via Tech Inc | 電池控制電路、系統和方法 |
CN102520360B (zh) * | 2011-12-02 | 2014-10-15 | 苏州和钧新能源有限公司 | 用于电池组中的电池电压检测系统及采用该系统进行电压检测和误差修正的方法 |
US9759780B2 (en) | 2012-01-09 | 2017-09-12 | Revision Electronics & Power Systems Inc. | System for power balance monitoring in an energy storage battery |
US9797784B2 (en) * | 2012-03-07 | 2017-10-24 | Apple Inc. | Communication and monitoring of a battery via a single wire |
US9599519B2 (en) | 2012-03-07 | 2017-03-21 | Apple Inc. | Charging a battery based on stored battery characteristics |
JP5496245B2 (ja) * | 2012-04-13 | 2014-05-21 | 三菱電機株式会社 | 組電池を用いた電源システム |
US9007067B2 (en) * | 2012-08-28 | 2015-04-14 | Energy Pass Incorporation | Apparatus and method for estimating battery condition of battery pack by solely monitoring one selected battery cell |
CN103715735B (zh) * | 2013-11-25 | 2016-06-29 | 贺焕林 | 蓄电池组充放电循环投切冗余控制方法及其装置 |
CN103972946A (zh) * | 2013-12-18 | 2014-08-06 | 芜湖天元汽车电子有限公司 | 一种电池能量均衡电路及其使用方法 |
US20170166078A1 (en) * | 2015-12-11 | 2017-06-15 | Ford Global Technologies, Llc | Battery charge equalization system |
US10128546B2 (en) * | 2016-06-07 | 2018-11-13 | Ford Global Technologies, Llc | Battery communication system for battery packs |
JP6321763B1 (ja) * | 2016-12-02 | 2018-05-09 | 本田技研工業株式会社 | 蓄電システム、輸送機器及び蓄電システムの制御方法 |
CN106740241B (zh) * | 2017-03-10 | 2018-07-31 | 吉林大学 | 一种锂电池主动均衡系统 |
CN106994900B (zh) * | 2017-05-31 | 2019-04-26 | 北京新能源汽车股份有限公司 | 一种车载双向充电机、车载双向供电方法及装置 |
CN110682831B (zh) * | 2018-06-19 | 2021-05-14 | 广州汽车集团股份有限公司 | 一种车载动力电池均衡方法、装置及汽车 |
CN109037814B (zh) * | 2018-09-05 | 2021-02-19 | 成都芯源系统有限公司 | 一种充电平衡管理电路和方法 |
EP3627170B1 (en) * | 2018-09-18 | 2023-03-22 | KNORR-BREMSE Systeme für Nutzfahrzeuge GmbH | A sensor arrangement and a method for monitoring a storage system |
US10994617B2 (en) | 2018-11-19 | 2021-05-04 | Ford Global Technologies, Llc | Distributed battery thermal runaway detection |
US11296540B2 (en) * | 2019-02-22 | 2022-04-05 | Aurora Flight Sciences Corporation | Programmable battery pack |
CN110001454A (zh) * | 2019-04-25 | 2019-07-12 | 中汽研(天津)汽车工程研究院有限公司 | 一种基于全时均衡的电池管理系统及控制策略 |
EP3822645B1 (en) | 2019-11-18 | 2022-10-26 | Volvo Car Corporation | System and method for detecting failures in a battery management system for a vehicle battery |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0855643A (ja) * | 1994-07-04 | 1996-02-27 | Saft (Soc Accumulateurs Fixes Traction) Sa | 蓄電池バッテリー用調整装置 |
JP2001178003A (ja) * | 1999-12-22 | 2001-06-29 | Hitachi Ltd | 組電池の電池電圧補正装置 |
US20010019256A1 (en) * | 2000-03-01 | 2001-09-06 | Olsson Dan Hakan Lennart | Method and device for balancing charges of a plurality of series-connected battery cells |
WO2004097868A2 (en) * | 2003-04-25 | 2004-11-11 | Maxwell Technologies, Inc. | Charge balancing circuit for double-layer capacitors |
JP2005253273A (ja) * | 2004-03-08 | 2005-09-15 | Ntt Power & Building Facilities Inc | 直流電力供給システム |
Family Cites Families (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE3031852C2 (de) * | 1980-06-28 | 1983-11-10 | Lucas Industries Ltd., Birmingham, West Midlands | Verfahren zum Ermitteln des Ladezustandes einer Akkumulatorenbatterie |
US4564798A (en) * | 1982-10-06 | 1986-01-14 | Escutcheon Associates | Battery performance control |
US4771449A (en) * | 1986-12-01 | 1988-09-13 | Comfab, Inc. | Data station termination circuit |
DE4427077C1 (de) * | 1994-07-30 | 1996-03-21 | Fraunhofer Ges Forschung | Vorrichtung zum Ladungsaustausch zwischen einer Vielzahl von in Reine geschalteten Energiespeichern oder -wandlern |
US5710503A (en) * | 1996-02-01 | 1998-01-20 | Aims Systems, Inc. | On-line battery monitoring system with defective cell detection capability |
US5952815A (en) * | 1997-07-25 | 1999-09-14 | Minnesota Mining & Manufacturing Co. | Equalizer system and method for series connected energy storing devices |
FR2776139B1 (fr) * | 1998-03-13 | 2002-03-08 | Denso Corp | Dispositif d'equilibrage des tensions dans une batterie composee |
CN1353472A (zh) * | 2000-11-06 | 2002-06-12 | 有量科技股份有限公司 | 蓄电器串联组电压平衡装置及其方法 |
US6983212B2 (en) * | 2001-11-27 | 2006-01-03 | American Power Conversion Corporation | Battery management system and method |
US6806686B1 (en) * | 2003-04-25 | 2004-10-19 | Maxwell Technologies, Inc. | Charge balancing circuit |
JP4065232B2 (ja) * | 2003-12-11 | 2008-03-19 | 三洋電機株式会社 | 電池の充電方法 |
-
2007
- 2007-07-19 WO PCT/US2007/016356 patent/WO2008011095A2/en active Application Filing
- 2007-07-19 EP EP07796941.8A patent/EP2041829B1/en active Active
- 2007-07-19 CN CN2007800323862A patent/CN101529646B/zh active Active
- 2007-07-19 US US11/780,296 patent/US7723955B2/en active Active
- 2007-07-19 KR KR1020097002588A patent/KR101444962B1/ko active IP Right Grant
- 2007-07-19 JP JP2009520835A patent/JP5350238B2/ja active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH0855643A (ja) * | 1994-07-04 | 1996-02-27 | Saft (Soc Accumulateurs Fixes Traction) Sa | 蓄電池バッテリー用調整装置 |
JP2001178003A (ja) * | 1999-12-22 | 2001-06-29 | Hitachi Ltd | 組電池の電池電圧補正装置 |
US20010019256A1 (en) * | 2000-03-01 | 2001-09-06 | Olsson Dan Hakan Lennart | Method and device for balancing charges of a plurality of series-connected battery cells |
WO2004097868A2 (en) * | 2003-04-25 | 2004-11-11 | Maxwell Technologies, Inc. | Charge balancing circuit for double-layer capacitors |
JP2006524980A (ja) * | 2003-04-25 | 2006-11-02 | マックスウェル テクノロジーズ, インク | 2重層キャパシタ用電荷平衡回路 |
JP2005253273A (ja) * | 2004-03-08 | 2005-09-15 | Ntt Power & Building Facilities Inc | 直流電力供給システム |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN105470595A (zh) * | 2015-12-30 | 2016-04-06 | 徐州中矿大传动与自动化有限公司 | 级联式电池管理系统 |
Also Published As
Publication number | Publication date |
---|---|
WO2008011095A3 (en) | 2008-10-16 |
US7723955B2 (en) | 2010-05-25 |
US20080018300A1 (en) | 2008-01-24 |
EP2041829A2 (en) | 2009-04-01 |
CN101529646A (zh) | 2009-09-09 |
EP2041829B1 (en) | 2016-03-09 |
JP5350238B2 (ja) | 2013-11-27 |
WO2008011095A2 (en) | 2008-01-24 |
EP2041829A4 (en) | 2013-08-07 |
KR101444962B1 (ko) | 2014-09-26 |
KR20090031449A (ko) | 2009-03-25 |
CN101529646B (zh) | 2012-07-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP5350238B2 (ja) | バッテリパック内のセルの監視しバランスさせるための方法及びシステム | |
US9755451B2 (en) | Battery with autonomous cell balancing | |
US8089249B2 (en) | Battery management systems and methods | |
US7965061B2 (en) | Conversion systems with balanced cell currents | |
JP7471337B2 (ja) | 直列接続電池セルのための監視システム | |
US8489347B2 (en) | Battery pack monitoring apparatus | |
KR100666817B1 (ko) | 배터리의 밸런싱 장치 및 방법 | |
US9423466B2 (en) | Semiconductor circuit and semiconductor device | |
TWI511415B (zh) | 藉助於全功能模組化功能方塊來控制電源供應裝置之方法及裝置 | |
KR101205750B1 (ko) | 배터리 보호 ic 및 배터리 장치 | |
US20090295329A1 (en) | Vehicle power supply device | |
KR101877564B1 (ko) | 배터리 팩 | |
US9620967B2 (en) | Autonomous battery balancing | |
US7741814B2 (en) | Power supply device | |
JP2006353020A (ja) | 車両用の電源装置 | |
JP5219653B2 (ja) | 電源装置 | |
EP1460744A2 (en) | Control device and method for a battery pack | |
TW202207573A (zh) | 電池管理系統及其應用 | |
US20130322492A1 (en) | Device and Method for Measuring an Extremal Temperature | |
JP2015224884A (ja) | 複数組電池の状態監視システム | |
JP2006010688A (ja) | 負荷試験支援装置 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
A621 | Written request for application examination |
Free format text: JAPANESE INTERMEDIATE CODE: A621 Effective date: 20100325 |
|
A977 | Report on retrieval |
Free format text: JAPANESE INTERMEDIATE CODE: A971007 Effective date: 20120724 |
|
A131 | Notification of reasons for refusal |
Free format text: JAPANESE INTERMEDIATE CODE: A131 Effective date: 20120904 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20121127 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20121204 |
|
A601 | Written request for extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A601 Effective date: 20121227 |
|
A602 | Written permission of extension of time |
Free format text: JAPANESE INTERMEDIATE CODE: A602 Effective date: 20130109 |
|
A521 | Request for written amendment filed |
Free format text: JAPANESE INTERMEDIATE CODE: A523 Effective date: 20130201 |
|
TRDD | Decision of grant or rejection written | ||
A01 | Written decision to grant a patent or to grant a registration (utility model) |
Free format text: JAPANESE INTERMEDIATE CODE: A01 Effective date: 20130723 |
|
A61 | First payment of annual fees (during grant procedure) |
Free format text: JAPANESE INTERMEDIATE CODE: A61 Effective date: 20130821 |
|
R150 | Certificate of patent or registration of utility model |
Ref document number: 5350238 Country of ref document: JP Free format text: JAPANESE INTERMEDIATE CODE: R150 Free format text: JAPANESE INTERMEDIATE CODE: R150 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R371 | Transfer withdrawn |
Free format text: JAPANESE INTERMEDIATE CODE: R371 |
|
S111 | Request for change of ownership or part of ownership |
Free format text: JAPANESE INTERMEDIATE CODE: R313113 |
|
R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |
|
R250 | Receipt of annual fees |
Free format text: JAPANESE INTERMEDIATE CODE: R250 |