JP5741701B2 - 鉛蓄電池システム - Google Patents
鉛蓄電池システム Download PDFInfo
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- JP5741701B2 JP5741701B2 JP2013538494A JP2013538494A JP5741701B2 JP 5741701 B2 JP5741701 B2 JP 5741701B2 JP 2013538494 A JP2013538494 A JP 2013538494A JP 2013538494 A JP2013538494 A JP 2013538494A JP 5741701 B2 JP5741701 B2 JP 5741701B2
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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
- H01M10/44—Methods for charging or discharging
- H01M10/441—Methods for charging or discharging for several batteries or cells simultaneously or sequentially
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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
- H02J7/0013—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
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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
- H01M10/48—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
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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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/486—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for measuring temperature
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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
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/367—Software therefor, e.g. for battery testing using modelling or look-up tables
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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
- G01R31/36—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC]
- G01R31/378—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] specially adapted for the type of battery or accumulator
- G01R31/379—Arrangements for testing, measuring or monitoring the electrical condition of accumulators or electric batteries, e.g. capacity or state of charge [SoC] specially adapted for the type of battery or accumulator for lead-acid 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]
- G01R31/382—Arrangements for monitoring battery or accumulator variables, e.g. SoC
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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
- G01R31/36—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
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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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
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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
- H02J2300/00—Systems for supplying or distributing electric power characterised by decentralized, dispersed, or local generation
- H02J2300/20—The dispersed energy generation being of renewable origin
- H02J2300/28—The renewable source being wind energy
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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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
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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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
- H02J3/381—Dispersed generators
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- 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
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/70—Wind energy
- Y02E10/76—Power conversion electric or electronic aspects
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- 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
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Power Engineering (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
(2)均等充電を実施するバラツキ(しきい値)
(3)均等充電の実施予定
(4)通常のSOCの使用範囲
(5)バラツキ・劣化防止を考慮し調整したSOC使用範囲
(6)均等充電からの経過時間、個別電池のSOCバラツキ状況、次回の均等充電実施予定などを表示するグラフ
上記(1)〜(5)のうち、(2)均等充電を実施するバラツキ(しきい値)については、鉛蓄電池を使って風力変動抑制を実施するシステム側で適切に定めることができる。即ち、風力変動抑制を行うために必要な鉛蓄電池の容量を、どの程度の余裕をもって備えているかによって、定めることができる。例えば、将来の電池の劣化(容量低下)やその他の変動要因も見越して、必要な容量の2倍の電池を設置しているならば、SOC使用幅が半分となるまでSOC使用範囲調整を実施し、半分となったところで均等充電を実施するということにすることができる。
図14は、比較例に係る鉛蓄電池システムの運用状況を示したものである。横軸に均等充電実施後の経過時間をとり、縦軸にSOCをとっている。SOCの使用範囲(SOCの許容範囲)は、30%〜90%である。
Claims (7)
- 鉛蓄電池又はこの鉛蓄電池を複数個直列に接続した鉛蓄電池モジュールを、1個又は複数個並列に接続した鉛蓄電池群の充電及び放電を制御可能とした鉛蓄電池システムであって、前記鉛蓄電池又は前記鉛蓄電池モジュールについて個別に電流、電圧及び温度を含む電池状態を測定する個別電池状態測定部と、前記電池状態と充電状態との相関関係である充電状態モデルを蓄積した充電状態モデル記憶部と、前記充電状態モデル及び前記電池状態からそれぞれの前記鉛蓄電池又は前記鉛蓄電池モジュールの充電状態である個別充電状態を推定する充電状態推定部と、充電状態極大値及び充電状態極小値を算出する充電状態バラツキ範囲把握部と、前記鉛蓄電池群の均等充電の実施を制御する均等充電実施管理部と、前記鉛蓄電池又は前記鉛蓄電池モジュールの劣化の影響を考慮して前記充電状態極大値及び前記充電状態極小値を更に狭い制限範囲に制限する充電状態使用範囲調整部と、前記充電状態極大値及び前記充電状態極小値が前記制限範囲から外れた場合に前記均等充電の実施の計画をする均等充電実施計画部と、前記均等充電の実施予定を通知する均等充電実施予定通知部と、前記均等充電計画部の前記計画に従って前記均等充電を実施する均等充電実施管理部とを備え、前記充電状態極大値は、前記個別充電状態の最大値とし、前記充電状態極小値は、前記個別充電状態の最小値とし、前記均等充電実施管理部は、前記充電状態極大値が過充電領域よりも低い範囲に入り、かつ、前記充電状態極小値がサルフェーション領域よりも高い範囲に入るように前記均等充電を実施することを特徴とする鉛蓄電池システム。
- 前記充電状態バラツキ範囲把握部は、前記個別充電状態の平均値及びそのバラツキを算出し、前記充電状態極大値は、前記平均値と前記バラツキの1/2との和とし、前記充電状態極小値は、前記平均値と前記バラツキの1/2との差としたことを特徴とする請求項1記載の鉛蓄電池システム。
- さらに、前記充電状態極大値及び前記充電状態極小値又は前記バラツキを表示する充電状態バラツキ表示部と、前記劣化の状況を記憶する劣化モデル記憶部と、前記劣化モデル記憶部を用いて前記劣化の度合いである劣化度を推定する劣化度推定部と、前記劣化度と前記劣化度に応じた前記制限範囲との関係を記憶する劣化対応充電状態記憶部と、前記調整をした後の前記制限範囲を表示する充電状態使用範囲表示部とを備えたことを特徴とする請求項1又は2記載の鉛蓄電池システム。
- 前記制限範囲は、前記サルフェーション領域の上限値に前記充電状態極大値と前記充電状態極小値との差の1/2を加えた値と、前記過充電領域の下限値から前記充電状態極大値と前記充電状態極小値との差の1/2を引いた値との間としたことを特徴とする請求項1〜3のいずれか一項に記載の鉛蓄電池システム。
- 前記均等充電の実施の間隔は、毎回異なることを特徴とする請求項1〜4のいずれか一項に記載の鉛蓄電池システム。
- 前記均等充電の実施の間隔は、前記バラツキに応じて変わることを特徴とする請求項1〜5のいずれか一項に記載の鉛蓄電池システム。
- 前記均等充電の実施の際、前記電池状態から前記鉛蓄電池又は前記鉛蓄電池モジュールについて個別に満充電状態を検知し、前記満充電状態となった前記鉛蓄電池又は前記鉛蓄電池モジュールは、充電回路を開として過充電を防止する制御を行うことを特徴とする請求項1〜6のいずれか一項に記載の鉛蓄電池システム。
Priority Applications (1)
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JP2013538494A JP5741701B2 (ja) | 2011-10-11 | 2012-10-01 | 鉛蓄電池システム |
Applications Claiming Priority (4)
Application Number | Priority Date | Filing Date | Title |
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JP2011223644 | 2011-10-11 | ||
JP2011223644 | 2011-10-11 | ||
PCT/JP2012/075316 WO2013054672A1 (ja) | 2011-10-11 | 2012-10-01 | 鉛蓄電池システム |
JP2013538494A JP5741701B2 (ja) | 2011-10-11 | 2012-10-01 | 鉛蓄電池システム |
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JPWO2013054672A1 JPWO2013054672A1 (ja) | 2015-03-30 |
JP5741701B2 true JP5741701B2 (ja) | 2015-07-01 |
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JP2013538494A Expired - Fee Related JP5741701B2 (ja) | 2011-10-11 | 2012-10-01 | 鉛蓄電池システム |
Country Status (5)
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US (1) | US9711976B2 (ja) |
JP (1) | JP5741701B2 (ja) |
CN (1) | CN103918120B (ja) |
TW (1) | TWI569029B (ja) |
WO (1) | WO2013054672A1 (ja) |
Families Citing this family (29)
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US9450426B2 (en) * | 2011-03-07 | 2016-09-20 | A123 Systems Llc | Method for opportunistically balancing charge between battery cells |
US9588184B2 (en) * | 2013-04-30 | 2017-03-07 | Nuvera Fuel Cells, Inc. | Battery state-of-charge aggregation method |
DE102014208316A1 (de) * | 2014-05-05 | 2015-11-05 | Siemens Aktiengesellschaft | Erfassen der Betriebsführung eines Batteriespeichers |
CN105993094B (zh) * | 2014-06-18 | 2017-10-24 | 皇家飞利浦有限公司 | 用于控制电池组的多个电池的设备和方法 |
WO2016009389A1 (en) * | 2014-07-16 | 2016-01-21 | Wayne State University | Balanced control strategies for interconnected heterogeneous battery systems in smart grid applications |
JP6534846B2 (ja) * | 2015-03-31 | 2019-06-26 | 古河電気工業株式会社 | 二次電池充電制御装置および二次電池充電制御方法 |
JP2016220450A (ja) * | 2015-05-22 | 2016-12-22 | 三菱重工業株式会社 | 電源制御装置、電源システム、電源制御方法およびプログラム |
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CN113067047B (zh) * | 2020-09-01 | 2022-09-16 | 国网浙江省电力有限公司双创中心 | 串联浮充铅酸蓄电池组在线维护方法 |
DE102020215201A1 (de) * | 2020-12-02 | 2022-06-02 | Robert Bosch Gesellschaft mit beschränkter Haftung | Verfahren und Vorrichtung zur Vorhersage eines Alterungszustands einer Gerätebatterie in einem batteriebetriebenen Gerät |
CN116134694B (zh) * | 2021-09-08 | 2024-01-26 | 宁德时代新能源科技股份有限公司 | 动力电池充电的方法和电池管理系统 |
JP7372295B2 (ja) * | 2021-09-30 | 2023-10-31 | 横河電機株式会社 | 診断装置、診断方法及び診断プログラム |
CN118235051A (zh) * | 2022-02-03 | 2024-06-21 | 古河电气工业株式会社 | 铅蓄电池系统及铅蓄电池的寿命推断方法 |
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JP2003259501A (ja) * | 2002-02-27 | 2003-09-12 | Japan Storage Battery Co Ltd | 電動車輌用鉛蓄電池の充・放電制御方法 |
JP3975801B2 (ja) | 2002-03-27 | 2007-09-12 | 松下電器産業株式会社 | 蓄電池システム |
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US7197487B2 (en) * | 2005-03-16 | 2007-03-27 | Lg Chem, Ltd. | Apparatus and method for estimating battery state of charge |
JP5310003B2 (ja) | 2009-01-07 | 2013-10-09 | 新神戸電機株式会社 | 風力発電用鉛蓄電池制御システム |
WO2011030380A1 (ja) * | 2009-09-10 | 2011-03-17 | 株式会社日立エンジニアリング・アンド・サービス | 発電システムの電力貯蔵装置およびその電力貯蔵装置の運用方法 |
US8339100B2 (en) * | 2009-09-29 | 2012-12-25 | O2Micro Inc | Systems and methods for cell balancing |
JP2011073564A (ja) | 2009-09-30 | 2011-04-14 | Toyota Motor Corp | ハイブリッド車およびその制御方法 |
JP5493657B2 (ja) | 2009-09-30 | 2014-05-14 | 新神戸電機株式会社 | 蓄電池装置並びに蓄電池の電池状態評価装置及び方法 |
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TW201337298A (zh) | 2013-09-16 |
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CN103918120B (zh) | 2016-07-06 |
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