JP2008510280A - リチウム電池システムに対するセル均衡化の方法 - Google Patents
リチウム電池システムに対するセル均衡化の方法 Download PDFInfo
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- JP2008510280A JP2008510280A JP2007525829A JP2007525829A JP2008510280A JP 2008510280 A JP2008510280 A JP 2008510280A JP 2007525829 A JP2007525829 A JP 2007525829A JP 2007525829 A JP2007525829 A JP 2007525829A JP 2008510280 A JP2008510280 A JP 2008510280A
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- 238000000034 method Methods 0.000 title claims description 29
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 title description 8
- 229910052744 lithium Inorganic materials 0.000 title description 8
- 230000001172 regenerating effect Effects 0.000 claims description 18
- 238000005259 measurement Methods 0.000 claims description 14
- 230000008929 regeneration Effects 0.000 claims description 11
- 238000011069 regeneration method Methods 0.000 claims description 11
- 238000003860 storage Methods 0.000 claims description 5
- 238000012545 processing Methods 0.000 claims description 4
- 238000002847 impedance measurement Methods 0.000 claims description 3
- 210000004027 cell Anatomy 0.000 claims 15
- 210000000352 storage cell Anatomy 0.000 claims 3
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 238000013461 design Methods 0.000 description 7
- 238000005457 optimization Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 230000006854 communication Effects 0.000 description 4
- 238000004891 communication Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000008859 change Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000002253 acid Substances 0.000 description 2
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 2
- 230000007423 decrease Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005611 electricity Effects 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 230000000670 limiting effect Effects 0.000 description 2
- 229910052987 metal hydride Inorganic materials 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
- -1 nickel metal hydride Chemical class 0.000 description 2
- 230000036961 partial effect Effects 0.000 description 2
- 230000002829 reductive effect Effects 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000006978 adaptation Effects 0.000 description 1
- 230000007175 bidirectional communication Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000691 measurement method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003252 repetitive effect Effects 0.000 description 1
- 239000007858 starting material Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
Classifications
-
- 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
-
- 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
- H01M10/44—Methods for charging or discharging
- H01M10/441—Methods for charging or discharging for several batteries or cells simultaneously or sequentially
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
【選択図】図1
Description
Claims (17)
- ある用途に使用するために好適な、複数のセルを有する再充電可能な組電池の制御方法であって、
(i)用途の作動の間に収集された使用データと(ii)あらかじめ設定された予測使用データのうち少なくとも1つに基づいて、前記組電池に対する所望の放電供給率を決定するステップと、
(i)前記用途の作動の間に収集された再生データと(ii)あらかじめ設定された予測再生データのうち少なくとも1つに基づいて、前記組電池に対する所望の再生エネルギー受入を決定するステップと、
前記決定された所望の放電供給率及び再生エネルギー受入に基づいて、前記複数の個別セルに対するそれぞれの目標の充電状態(SOC)を決定するステップと、
前記それぞれの目標の充電状態(SOC)に従って、前記組電池の前記個別のセルを充電するステップと、
を備えることを特徴とする再充電可能な組電池の制御方法。 - 前記それぞれの目標の充電状態(SOC)を決定する前記ステップは、前記所望の放電供給率及び前記所望の再生エネルギー受入に適用されるそれぞれの重み付け係数を決定するサブステップを有することを特徴とする請求項1に記載の方法。
- 前記それぞれの目標の充電状態(SOC)を決定する前記ステップは、(i)包括的な最小充電状態又は(ii)前記組電池に対する所望の最小エネルギー容量の少なくとも1つに基づいてさらに実施されることを特徴とする請求項2に記載の方法。
- 個別のセルに対する前記あらかじめ設定された目標の充電状態は、セル間で異なることを特徴とする請求項1に記載の方法。
- 再生エネルギー受入の所望の水準を決定する前記ステップは、個別セルの内部インピーダンス測定を含むように前記再生データを選択するサブステップを有することを特徴とする請求項1に記載の方法。
- 所望の放電供給率を決定する前記ステップは、時間の関数として前記個別セルから導き出される電力の電気的特性の測定を含むように前記使用データを選択するサブステップを有することを特徴とする請求項1に記載の方法。
- 前記セルに対する前記それぞれの目標の充電状態を決定するための前記電気的特性の測定に基づいて、第1の負荷パターンを決定するステップをさらに含むことを特徴とする請求項6に記載の方法。
- 第2の負荷パターンを決定することをさらに含むことを特徴とする請求項7に記載の方法。
- 前記それぞれの目標の充電状態(SOC)の水準を決定する前記ステップは、前記第1の負荷パターン及び前記第2の負荷パターンを均衡化するサブステップを含むことを特徴とする請求項8に記載の方法。
- 前記組電池に対する前記用途は、推進のため及び再生エネルギー生成のため択一的に構成される発電電動機を含むことを特徴とする請求項1に記載の方法。
- ある用途に使用することに好適な再充電可能な組電池で、
組電池の入出力端子において電力を生成するように、セルそれぞれが構成される複数の蓄電池セルと、
用途の作動の間に収集された使用データとあらかじめ設定された期待使用データのうち少なくとも1つに基づいて、前記組電池の所望の放電供給率を決定するための手段と、
前記用途の作動の間に収集された再生データとあらかじめ設定された期待再生データのうち少なくとも1つに基づいて、所望の再生エネルギー受入を決定するための手段と、
前記使用データ及び前記再生データに基づいて、前記蓄電池セルの各々に対するそれぞれの目標の充電状態(SOC)を計算するための手段と、
前記それぞれの目標の充電状態(SOC)に従って、前記蓄電池セルを充電する手段と、
を備えることを特徴とする再充電可能な組電池。 - 前記データは、前記セルのインピーダンス測定を含むことを特徴とする請求項11に記載の組電池。
- 前記データは、時間の関数として前記セル(単数又は複数)から導き出される電力の電気的特性の測定を含むことを特徴とする請求項12に記載の組電池。
- 前記計算手段は、前記インピーダンス水準の測定及び前記電気的特性の測定を使って、前記蓄電池セル(単数又は複数)に対する前記所望の充電状態を決定するように構成される中央処理装置(CPU)を含むことを特徴とする請求項13に記載の組電池。
- 前記それぞれの目標の充電状態(SOC)を計算するための前記手段は、前記所望の放電供給率及び前記所望の再生エネルギー受入に適応するそれぞれの重み付け係数を決定するための手段を含むことを特徴とする請求項11に記載の組電池。
- 個別のセルに対する前記目標の充電状態を決定するための前記手段は、(i)包括的な最小充電状態、又は(ii)前記組電池に対して所望の最小エネルギー容量のうち少なくとも1つにさらに応答することを特徴とする請求項15に記載の再充電可能な組電池。
- 充電のための前記手段は、セル間において異なる充電状態の水準まで前記蓄電池セル(単数又は複数)を充電する1つのユニットを含むことを特徴とする請求項11に記載の再充電可能な組電池。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US10/916,785 | 2004-08-12 | ||
US10/916,785 US7193391B2 (en) | 2004-08-12 | 2004-08-12 | Method for cell balancing for lithium battery systems |
PCT/US2005/028756 WO2006020877A2 (en) | 2004-08-12 | 2005-08-12 | Method for cell balancing for lithium battery systems |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2008510280A true JP2008510280A (ja) | 2008-04-03 |
JP5086076B2 JP5086076B2 (ja) | 2012-11-28 |
Family
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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JP2007525829A Expired - Fee Related JP5086076B2 (ja) | 2004-08-12 | 2005-08-12 | リチウム電池システムに対するセル均衡化の方法 |
Country Status (5)
Country | Link |
---|---|
US (1) | US7193391B2 (ja) |
EP (1) | EP1776711A2 (ja) |
JP (1) | JP5086076B2 (ja) |
KR (1) | KR101227747B1 (ja) |
WO (1) | WO2006020877A2 (ja) |
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- 2005-08-12 WO PCT/US2005/028756 patent/WO2006020877A2/en active Application Filing
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JP2001268708A (ja) * | 2000-03-21 | 2001-09-28 | Nissan Motor Co Ltd | ハイブリッド車両の制御装置 |
JP2004129439A (ja) * | 2002-10-04 | 2004-04-22 | Mitsubishi Heavy Ind Ltd | バックアップ電源装置の電圧均等化装置 |
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JP2008166025A (ja) * | 2006-12-27 | 2008-07-17 | Matsushita Electric Ind Co Ltd | 組電池ならびにそれを用いる電池モジュールおよびハイブリッド自動車 |
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US7193391B2 (en) | 2007-03-20 |
JP5086076B2 (ja) | 2012-11-28 |
EP1776711A2 (en) | 2007-04-25 |
WO2006020877A3 (en) | 2006-07-13 |
KR101227747B1 (ko) | 2013-01-29 |
WO2006020877A2 (en) | 2006-02-23 |
KR20070074544A (ko) | 2007-07-12 |
US20060033475A1 (en) | 2006-02-16 |
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