JP4571000B2 - 蓄電デバイスの残存容量演算装置 - Google Patents
蓄電デバイスの残存容量演算装置 Download PDFInfo
- Publication number
- JP4571000B2 JP4571000B2 JP2005095897A JP2005095897A JP4571000B2 JP 4571000 B2 JP4571000 B2 JP 4571000B2 JP 2005095897 A JP2005095897 A JP 2005095897A JP 2005095897 A JP2005095897 A JP 2005095897A JP 4571000 B2 JP4571000 B2 JP 4571000B2
- Authority
- JP
- Japan
- Prior art keywords
- remaining capacity
- battery
- storage device
- capacity
- proportional
- 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.)
- Expired - Fee Related
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Classifications
-
- 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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Tests Of Electric Status Of Batteries (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
Description
SOCI=SOCI(0)−∫[(100×η×IB/AH)+SD]dt/3600…(1)
但し、η :電流効率
AH:電流容量(温度による変数)
SD:自己放電率
SOCI(k)=SOCI(k-1)−IB(k)/(AH×3600)×DLTT…(1’)
VOC=VB+IB×Z…(2)
VOC=E+[(Rg×TB/Ne×F)×lnSOCV/(100−SOCV)]+Y…(3)
但し、E :標準電極電位(本形態のリチウムイオン電池では、E=3.745)
Rg:気体定数(8.314J/mol−K)
TB:バッテリ温度(絶対温度K)
Ne:イオン価数(本形態のリチウムイオン電池では、Ne=1)
F :ファラデー定数(96485C/mol)
Y=−10-6X3+9・10-5X2+0.013X−0.7311…(4)
ESOC(k)=SOCV(k)−SOC(k-1)…(5)
SOC(k)=KP×ESOC(K)+KI×SISOC(K)+SOCI(k)…(6)
但し、SISOC(k)=SISOC(k-1)+ESOC(k)×DLTT
3 演算ユニット
3a 電流積算残存容量算出部
3b 基準残存容量算出部(基準残存容量算出手段)
3c 容量誤差算出部(容量誤差算出手段)
3d 比例積分制御部(比例積分制御手段)
3e 残存容量算出部(残存容量算出手段)
VOC バッテリ開放電圧
TB バッテリ温度
IB バッテリ電流
SOCV 開放電圧に基づく残存容量(基準残存容量)
SOCI 電流積算に基づく残存容量
SOC 残存容量(最終的な残存容量)
ESOC 容量誤差
KP 比例係数
KI 積分係数
代理人 弁理士 伊 藤 進
Claims (3)
- 蓄電デバイスの開放電圧に基づく残存容量を基準残存容量として算出する基準残存容量算出手段と、
上記基準残存容量算出手段で算出した基準残存容量と上記蓄電デバイスの残存容量として最終的に算出された残存容量との容量誤差を算出する容量誤差算出手段と、
上記容量誤差に基づいて上記基準残存容量を目標値とする比例積分制御の比例補正量及び積分補正量を算出する比例積分制御手段と、
上記比例積分制御手段で算出した比例補正量及び積分補正量に基づいて、上記蓄電デバイスの最終的な残存容量を算出する残存容量算出手段とを備えたことを特徴とする蓄電デバイスの残存容量演算装置。 - 上記残存容量算出手段は、
上記比例補正量及び積分補正量に、上記蓄電デバイスの充放電電流の積算値に基づく残存容量を加えて上記蓄電デバイスの最終的な残存容量を算出することを特徴とする請求項1記載の蓄電デバイスの残存容量演算装置。 - 上記比例積分制御手段は、
上記比例補正量を、上記容量誤差に上記蓄電デバイスの充放電電流の電流変化率及び温度に基づく係数を乗算して算出することを特徴とする請求項1又は2記載の蓄電デバイスの残存容量演算装置。
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005095897A JP4571000B2 (ja) | 2005-03-29 | 2005-03-29 | 蓄電デバイスの残存容量演算装置 |
US11/389,098 US7362076B2 (en) | 2005-03-29 | 2006-03-27 | Remaining capacity calculating device and method for electric power storage |
EP06006416A EP1707974B1 (en) | 2005-03-29 | 2006-03-28 | Remaining capacity calculating device and method for electric power storage |
DE602006015558T DE602006015558D1 (de) | 2005-03-29 | 2006-03-28 | Vorrichtung und Verfahren zur Kalkulation der Restkapazität für einen Stromspeicher |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005095897A JP4571000B2 (ja) | 2005-03-29 | 2005-03-29 | 蓄電デバイスの残存容量演算装置 |
Publications (3)
Publication Number | Publication Date |
---|---|
JP2006275797A JP2006275797A (ja) | 2006-10-12 |
JP2006275797A5 JP2006275797A5 (ja) | 2007-12-06 |
JP4571000B2 true JP4571000B2 (ja) | 2010-10-27 |
Family
ID=36646107
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2005095897A Expired - Fee Related JP4571000B2 (ja) | 2005-03-29 | 2005-03-29 | 蓄電デバイスの残存容量演算装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7362076B2 (ja) |
EP (1) | EP1707974B1 (ja) |
JP (1) | JP4571000B2 (ja) |
DE (1) | DE602006015558D1 (ja) |
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JP5000765B2 (ja) * | 2007-12-13 | 2012-08-15 | カーディアック ペースメイカーズ, インコーポレイテッド | 埋込装置におけるバッテリ消耗検出システムと、バッテリ消耗検出方法 |
KR101189150B1 (ko) * | 2008-01-11 | 2012-10-10 | 에스케이이노베이션 주식회사 | 배터리 관리 시스템에서 배터리의 soc 측정 방법 및 장치 |
KR100962856B1 (ko) | 2008-04-03 | 2010-06-09 | 현대자동차주식회사 | 배터리의 잔존용량 추정 방법 |
US8868187B2 (en) * | 2008-06-17 | 2014-10-21 | Cardiac Pacemakers, Inc. | Battery depth of discharge in an implantable device |
JP5159498B2 (ja) * | 2008-07-29 | 2013-03-06 | 三洋電機株式会社 | ハイブリッドカーの電源装置における電池の充放電制御方法 |
CN102449495B (zh) * | 2009-06-03 | 2014-12-31 | 三菱重工业株式会社 | 电池充电率计算装置 |
DE102009045526A1 (de) * | 2009-10-09 | 2011-04-14 | SB LiMotive Company Ltd., Suwon | Verfahren zur Initialisierung und des Betriebs eines Batteriemanagementsystems |
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JP6065561B2 (ja) | 2012-03-08 | 2017-01-25 | 日産自動車株式会社 | 二次電池の制御装置およびsoc検出方法 |
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- 2005-03-29 JP JP2005095897A patent/JP4571000B2/ja not_active Expired - Fee Related
-
2006
- 2006-03-27 US US11/389,098 patent/US7362076B2/en not_active Expired - Fee Related
- 2006-03-28 DE DE602006015558T patent/DE602006015558D1/de active Active
- 2006-03-28 EP EP06006416A patent/EP1707974B1/en not_active Ceased
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Also Published As
Publication number | Publication date |
---|---|
EP1707974A1 (en) | 2006-10-04 |
DE602006015558D1 (de) | 2010-09-02 |
JP2006275797A (ja) | 2006-10-12 |
US20060220619A1 (en) | 2006-10-05 |
EP1707974B1 (en) | 2010-07-21 |
US7362076B2 (en) | 2008-04-22 |
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