JP6126903B2 - 電池状態検出装置 - Google Patents
電池状態検出装置 Download PDFInfo
- Publication number
- JP6126903B2 JP6126903B2 JP2013099256A JP2013099256A JP6126903B2 JP 6126903 B2 JP6126903 B2 JP 6126903B2 JP 2013099256 A JP2013099256 A JP 2013099256A JP 2013099256 A JP2013099256 A JP 2013099256A JP 6126903 B2 JP6126903 B2 JP 6126903B2
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- Japan
- Prior art keywords
- voltage
- battery
- circuit
- signal
- primary winding
- Prior art date
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- 238000001514 detection method Methods 0.000 title claims description 33
- 238000004804 winding Methods 0.000 claims description 77
- 230000000903 blocking effect Effects 0.000 claims description 10
- 239000003990 capacitor Substances 0.000 description 55
- 230000008878 coupling Effects 0.000 description 22
- 238000010168 coupling process Methods 0.000 description 22
- 238000005859 coupling reaction Methods 0.000 description 22
- 238000009499 grossing Methods 0.000 description 22
- 230000004044 response Effects 0.000 description 16
- 238000007599 discharging Methods 0.000 description 7
- 230000006866 deterioration Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 238000004891 communication Methods 0.000 description 4
- 230000014509 gene expression Effects 0.000 description 3
- 239000002131 composite material Substances 0.000 description 2
- 230000002596 correlated effect Effects 0.000 description 2
- 230000000875 corresponding effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000036541 health Effects 0.000 description 1
- 229910001416 lithium ion Inorganic materials 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- PXHVJJICTQNCMI-UHFFFAOYSA-N nickel Substances [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 1
- -1 nickel metal hydride Chemical class 0.000 description 1
Images
Classifications
-
- 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
Landscapes
- Tests Of Electric Status Of Batteries (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Description
10 交流信号印加回路
11 交流信号源
12 変成器
12a 一次巻線
12b 二次巻線
13 分圧コンデンサ(分圧素子)
14 第1カップリングコンデンサ(直流遮断素子)
15、16 接続端子
20 平滑回路
21 第2カップリングコンデンサ
22 整流ダイオード
23 プルダウン抵抗
24 平滑コンデンサ
30 アナログ−デジタル変換器
40 マイクロコンピュータ(電圧検出手段、状態検出手段)
B 二次電池(電池)
E 交流信号源の交流電圧
G 基準電位
Vout 交流信号印加回路から出力される電圧(分圧素子における変成器の一次巻線側の端子の電圧)
Z 二次電池の内部インピーダンス
Claims (1)
- 電池の状態を検出する電池状態検出装置であって、
交流信号源と、
前記交流信号源と閉回路を構成するように接続された一次巻線及び前記電池と閉回路を構成するように接続される二次巻線を備えた変成器と、
前記交流信号源と前記一次巻線との間に直列に接続された分圧素子と、
前記電池と前記二次巻線との間に直列に接続され、直流信号の通過を遮断しかつ交流信号の通過を許容する直流遮断素子と、
前記分圧素子における前記一次巻線側の端子の電圧を検出する電圧検出手段と、
前記電圧検出手段によって検出された前記電圧及び前記交流信号源から出力される交流電圧に基づいて前記電池の状態を検出する状態検出手段と、
を備えていることを特徴とする電池状態検出装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013099256A JP6126903B2 (ja) | 2013-05-09 | 2013-05-09 | 電池状態検出装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2013099256A JP6126903B2 (ja) | 2013-05-09 | 2013-05-09 | 電池状態検出装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2014219310A JP2014219310A (ja) | 2014-11-20 |
JP6126903B2 true JP6126903B2 (ja) | 2017-05-10 |
Family
ID=51937884
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2013099256A Expired - Fee Related JP6126903B2 (ja) | 2013-05-09 | 2013-05-09 | 電池状態検出装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP6126903B2 (ja) |
Family Cites Families (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3234538A (en) * | 1961-11-30 | 1966-02-08 | Marine Electric Corp | Battery condition indicator |
GB2269019B (en) * | 1992-06-12 | 1996-02-14 | Emerson Electric Uk Ltd | A method and apparatus for battery testing |
JP3233334B2 (ja) * | 1996-03-08 | 2001-11-26 | 日本電信電話株式会社 | 接地インピーダンスの測定方法および装置 |
JP4925595B2 (ja) * | 2005-03-23 | 2012-04-25 | 株式会社エヌエフ回路設計ブロック | 交流インピーダンス測定装置及び方法 |
-
2013
- 2013-05-09 JP JP2013099256A patent/JP6126903B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
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JP2014219310A (ja) | 2014-11-20 |
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