JP6873951B2 - 高電圧電池の動的平衡法 - Google Patents
高電圧電池の動的平衡法 Download PDFInfo
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- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
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- 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]
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- 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]
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- 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]
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- B60L58/22—Balancing the charge of battery modules
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- G—PHYSICS
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- H02J7/0014—Circuits for equalisation of charge between batteries
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- H—ELECTRICITY
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- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
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- H02J7/0014—Circuits for equalisation of charge between batteries
- H02J7/0018—Circuits for equalisation of charge between batteries using separate charge circuits
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- 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
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- H—ELECTRICITY
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- H02J7/00306—Overdischarge protection
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- 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
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- 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
- H02J7/00714—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery charging or discharging current
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- 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
- H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
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- 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
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
- H02J7/04—Regulation of charging current or voltage
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- 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
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
- H02J2310/48—The network being an on-board power network, i.e. within a vehicle for electric vehicles [EV] or hybrid vehicles [HEV]
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Description
インダクタ型平衡法又はコンデンサ型平衡法は、直列接続型電池パック中で、インダクタ又はコンデンサ、及びスイッチを有する均衡化副回路が並列接続され、最も高い電圧又は電量の電池セルを検出してそのエネルギーをインダクタ又はコンデンサに貯蓄し、そして、スイッチの効果により個別のセルに対して電量補償を行うことで、電池パック全体のバランスを取るものである。
独立した均衡化電源、及び切り替えにより任意のシングル電池セルに対応し得るスイッチ回路を用いて、均衡化を行う方法である。独立型電源は、外設の電源供給器を使用し、又は、フライバック型電力電子変換器を用いて同一の充電用電源を隔離して接地させ、電圧をシングル電池セルの充電電圧に変換し、そして、比較的低い電圧又は電量の電池セルに対して比較的大きいエネルギーの均衡充電を直接行い、最も小さい電圧又は電量の電池セルを持続的に検出してその電量を最も大きい電圧又は電量のシングル電池セルと同じようにプルアップ(pull-up)することで、短時間で平衡の効果を達成することができる。
((VCH-VCL)/VCL)×%
である。
111、112、211、212、213 電池グループ
111A、111B、111C、111D、311A、311B、311C、311D、411A 電池モジュール
411A_1、411A_2、411A_3、411A_4 電池セル
GBC_1、GBC_2、GBC_3 電池グループ平衡回路
MBC_1、MBC_2、MBC_3、MBC_4 モジュール平衡回路
CBC_1、CBC_2、CBC_3、CBC_4、50 電池セル平衡回路
CMU、CMU_1、CMU_2、CMU_3、CMU_4 電池セル監視ユニット
BMU 電池管理ユニット
51 CBC放電制御端
52 CBC充電制御端
53、63 フライバックコンバータ
Icc 充電命令
Idc 放電命令
S1 一次側スイッチ
S2 二次側スイッチ
61 MBC放電制御端
62 MBC充電制御端
64、73 電圧制御器
65 光カプラ
71 アクティブクランプ電流供給プッシュプルコンバータ
72 フルブリッジコンバータ
74 電流制御器
75 PWMスイッチ
76 アクティブクランプ素子
Q1、Q1p 一次側スイッチ
Q2、Q2p 二次スイッチ
S001〜S003 方法のステップ
S101〜S106 平衡化ストラテジーのステップ
Claims (6)
- 高電圧電池管理及び平衡回路に用いる高電圧電池の動的平衡法であって、
前記高電圧電池管理及び平衡回路は、
複数の電池ユニットからなるバッテリーキャビネットであって、前記電池ユニットは、複数の電池グループからなり、前記電池グループは、複数の電池モジュールからなり、前記電池モジュールは、複数の電池セルからなる、バッテリーキャビネット;
電池セル監視ユニット及び電池管理ユニットを有する階層型電力管理システム;及び
各電池セル及び各電池モジュールの電量平衡動作をそれぞれ担当する電池セル平衡回路及びモジュール平衡回路を有する階層型エネルギー平衡システムを含み、
前記電池セル平衡回路の動作は、前記電池セル監視ユニットにより制御され、前記モジュール平衡回路の動作は、前記電池管理ユニットにより制御され、
前記高電圧電池の動的平衡法は、
前記電池セル監視ユニットにより、すべての電池セルの平衡状態をモニタリングし;
各電池セルの平衡状態が所定の許容値を超えた場合、前記電池セル平衡回路及び前記モジュール平衡回路により、それぞれ、電池セル階層及び電池モジュール階層において、電量補償動作を、すべての電池セルの電量のバランスが取れるまで行い;及び
各電池セルの平衡状態が前記所定の許容値を超えない場合、前記階層型電力管理システム及び前記階層型エネルギー平衡システムをオフし、そして、所定の待ち時間を経た後に再びすべての電池セルの平衡状態をモニタリングし始めるステップを含み、
前記待ち時間は、5分(min)であり、
電池グループ平衡回路(GBC)があり、前記(GBC)の入力は前記モジュール平衡回路の出力に接続され、
前記(GBC)は、アクティブクランプ電流供給プッシュプルコンバータ(71)及びフルブリッジコンバータ(72)を有し、
前記アクティブクランプ電流供給プッシュプルコンバータ(71)には、電圧制御器(73)、電流制御器(74)、PWMスイッチ(75)、アクティブクランプ素子(76)、一次側スイッチ(Q 1 ,Q 1p )、二次側スイッチ(Q 2 ,Q 2p )、及びコイル(78)を含み、
前記アクティブクランプ電流供給プッシュプルコンバータ(71)は、前記一次側スイッチ(Q 1 ,Q 1p )が双方向電力潮流制御を行うように制御し、
前記GBCの出力電圧(V unit )は、直列接続型電池ユニットの電圧であり、
前記GBCは、前記電池グループの入力電圧(V group )を維持する方式で前記GBCが充電又は放電の動作を行うかを決定し、前記電池グループ内の電池モジュールが平衡化のために放電を行う必要がある場合、前記電圧制御器(73)は、正の電流命令(I bc )を生成して前記電流制御器(74)に送り、逆に、前記電池グループ内の電池モジュールが平衡化のために充電される必要がある場合、電圧制御器(73)は、負の電流命令(I bc )を生成し、
前記電流制御器(74)は、入力されたインダクタ電流を双方向に流せることが可能であり、
前記電池グループの電圧命令(V gc )は、前記電池管理ユニットにより設定され、また、前記電池グループの入力電圧(V group )と一緒にフィードバックされ、これにより、電圧誤差制御が行われて前記電流命令(I bc )を決定し、
前記フルブリッジコンバータ(72)は、同期整流回路とされ、同期整流器(77)及び4つのスイッチ(Q A ,Q B ,Q C ,Q D )を有し、
前記フルブリッジコンバータ(72)は、前記同期整流器(77)により、前記アクティブクランプ電流供給プッシュプルコンバータ(71)が原因で生成した正、負の半波の波形を、方向が前記直列接続型電池ユニットの電圧の方向と同じである電圧に整流する、高電圧電池の動的平衡方法。 - 請求項1に記載の高電圧電池の動的平衡法であって、
前記許容値の単位は、百分比(%)である、高電圧電池の動的平衡法。 - 請求項2に記載の高電圧電池の動的平衡法であって、
前記許容値の計算公式は、
((VCH-VCL)/VCL)×%
であり、VCHは、同一電池モジュール中の電圧が最も高い電池セルの電圧であり、VCLは、該電池モジュール中の電圧が最も低い電池セルの電圧である、高電圧電池の動的平衡法。 - 請求項3に記載の高電圧電池の動的平衡法であって、
前記許容値は、5%である、高電圧電池の動的平衡法。 - 請求項1に記載の高電圧電池の動的平衡法であって、
前記電池セル平衡回路は、放電制御端、充電制御端、及びフライバックコンバータを有する、高電圧電池の動的平衡法。 - 請求項1に記載の高電圧電池の動的平衡法であって、
前記モジュール平衡回路は、放電制御端、充電制御端、フライバックコンバータ、電圧制御器、及び光カプラを有する、高電圧電池の動的平衡法。
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US15/834,102 US10833511B2 (en) | 2017-12-07 | 2017-12-07 | Battery cell management and balance circuit, method, and battery system |
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US11811247B2 (en) * | 2019-05-16 | 2023-11-07 | Troes Corporation | Method and system for dual equilibrium battery and battery pack performance management |
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---|---|---|---|---|
EP3817947B1 (en) * | 2018-07-05 | 2023-02-15 | Volvo Truck Corporation | A method of controlling a battery system in a vehicle |
US10978884B2 (en) * | 2018-08-10 | 2021-04-13 | Powin Energy Corporation | Enhanced switched balancing network for battery pack |
KR102570266B1 (ko) * | 2018-08-28 | 2023-08-24 | 삼성에스디아이 주식회사 | 배터리 팩의 내부 단락을 진단하는 방법, 장치 및 컴퓨터 프로그램 |
US11996531B2 (en) | 2018-09-11 | 2024-05-28 | Powin, Llc | Modular battery stack and support system |
CN110303945B (zh) * | 2019-07-15 | 2021-06-22 | 福州大学 | 一种蓄电池组电量自适应优化平衡控制方法 |
US20220140620A1 (en) * | 2019-10-22 | 2022-05-05 | Lg Energy Solution, Ltd. | Apparatus and method for balancing battery packs connected in parallel |
CN112260359B (zh) * | 2020-08-27 | 2024-01-09 | 江苏博强新能源科技股份有限公司 | 一种bms控制方法、***、电子设备及存储介质 |
CN112248880A (zh) * | 2020-10-23 | 2021-01-22 | 上海果下科技有限公司 | 一种电动自行车智能电池管理***装置 |
Family Cites Families (18)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH05244729A (ja) * | 1992-01-24 | 1993-09-21 | Sanyo Electric Co Ltd | 電池の充電方法 |
JP4043321B2 (ja) * | 2002-08-29 | 2008-02-06 | 松下電器産業株式会社 | スイッチング電源装置 |
US7646171B2 (en) * | 2004-01-06 | 2010-01-12 | Sion Power Corporation | Methods of charging lithium sulfur cells |
KR100739054B1 (ko) * | 2005-10-20 | 2007-07-12 | 삼성에스디아이 주식회사 | 배터리 관리 시스템 및 배터리의 셀 전압 측정방법 |
JP4508145B2 (ja) * | 2006-04-10 | 2010-07-21 | 株式会社デンソー | 組電池の管理装置 |
KR101076786B1 (ko) * | 2009-01-30 | 2011-10-25 | 한국과학기술원 | 직렬연결 배터리 스트링을 위한 지능제어 전하균일 장치 및방법 |
US20120274283A1 (en) * | 2011-04-28 | 2012-11-01 | Van Lammeren Johannes | Battery cell-balancing method and apparatus |
JP5641006B2 (ja) * | 2011-08-31 | 2014-12-17 | ソニー株式会社 | 蓄電装置 |
JP5730161B2 (ja) * | 2011-09-02 | 2015-06-03 | ルネサスエレクトロニクス株式会社 | 電圧監視回路及びそのテスト方法、電圧監視システム |
JP2013126343A (ja) * | 2011-12-16 | 2013-06-24 | Hitachi Ltd | 蓄電デバイスを備えた電力蓄積システム |
US20130214739A1 (en) * | 2012-02-20 | 2013-08-22 | Jia-Yuan Lee | Charge type battery management system and method thereof |
JP6011080B2 (ja) * | 2012-07-05 | 2016-10-19 | スズキ株式会社 | 車両用充電システム |
KR101942970B1 (ko) * | 2012-09-21 | 2019-01-28 | 삼성전자주식회사 | 밸런싱 방법 및 배터리 시스템 |
JP2014193016A (ja) * | 2013-03-27 | 2014-10-06 | Nec Corp | 蓄電装置、電池制御装置、及び電池制御方法 |
CN107452999B (zh) * | 2015-12-31 | 2020-11-10 | 广州丰江电池新技术股份有限公司 | 修正弥补电压的锂离子电池快速充电方法 |
JP2017131077A (ja) * | 2016-01-22 | 2017-07-27 | トヨタ自動車株式会社 | 車両用電源装置 |
JP6742145B2 (ja) * | 2016-05-11 | 2020-08-19 | 日立オートモティブシステムズ株式会社 | 双方向dc−dcコンバータ、これを用いた電源システム及び当該電源システムを用いた自動車 |
US10063070B2 (en) * | 2016-11-25 | 2018-08-28 | National Chung Shan Institute Of Science And Technology | Battery active balancing system |
-
2017
- 2017-12-07 US US15/834,102 patent/US10833511B2/en active Active
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11811247B2 (en) * | 2019-05-16 | 2023-11-07 | Troes Corporation | Method and system for dual equilibrium battery and battery pack performance management |
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