JP2005276687A - 二次電池パック - Google Patents
二次電池パック Download PDFInfo
- Publication number
- JP2005276687A JP2005276687A JP2004089648A JP2004089648A JP2005276687A JP 2005276687 A JP2005276687 A JP 2005276687A JP 2004089648 A JP2004089648 A JP 2004089648A JP 2004089648 A JP2004089648 A JP 2004089648A JP 2005276687 A JP2005276687 A JP 2005276687A
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- JP
- Japan
- Prior art keywords
- secondary battery
- lithium ion
- ion secondary
- voltage
- power supply
- 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.)
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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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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
【解決手段】 二次電池パック21に設けられた昇圧・降圧部32が、電源回路1からリチウムイオン二次電池22に与られる給電電圧VCHGを、当該リチウムイオン二次電池22を充電するに最適な電圧に昇圧または降圧する。このように、二次電池パック21を電源回路1などの各種の電子装置に装着するだけで、電子装置内に一切手を加えることなく、リチウムイオン二次電池22を最適な電圧で充電することができる。
【選択図】 図3
Description
3A 負荷
21 二次電池パック
22 リチウムイオン二次電池
32 昇圧・降圧部
34 満充電検出部
35 低電圧検出部
72 放電端子
Claims (4)
- 電子装置に装着され、この電子装置との間で充放電を行なうリチウムイオン二次電池を搭載した二次電池パックにおいて、前記電子装置から前記リチウムイオン二次電池に与えられる給電電圧を、該リチウムイオン二次電池の最適充電電圧に昇圧または降圧する昇圧・降圧部を備えたことを特徴とする二次電池パック。
- 前記リチウムイオン二次電池の満充電を検出すると、前記リチウムイオン二次電池への給電を停止して自己放電させる満充電検出部を備えたことを特徴とする請求項1記載の二次電池パック。
- 前記リチウムイオン二次電池の端子電圧が所要値にまで低下したのを検出すると、前記リチウムイオン二次電池への給電を開始させる低電圧検出部を備えたことを特徴とする請求項2記載の二次電池パック。
- 前記電子装置を経由せずに前記リチウムイオン二次電池からの出力電圧を負荷に供給する放電端子を備えたことを特徴とする請求項1〜3のいずれか一つに記載の二次電池パック。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004089648A JP4186218B2 (ja) | 2004-03-25 | 2004-03-25 | 二次電池パック |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004089648A JP4186218B2 (ja) | 2004-03-25 | 2004-03-25 | 二次電池パック |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005276687A true JP2005276687A (ja) | 2005-10-06 |
JP4186218B2 JP4186218B2 (ja) | 2008-11-26 |
Family
ID=35176112
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004089648A Expired - Fee Related JP4186218B2 (ja) | 2004-03-25 | 2004-03-25 | 二次電池パック |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4186218B2 (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008177138A (ja) * | 2006-09-19 | 2008-07-31 | Hitachi Koki Co Ltd | アダプタ、電池パックとアダプタの組み合わせ、及びそれらを備えた電動工具 |
JPWO2009025307A1 (ja) * | 2007-08-22 | 2010-11-25 | 株式会社ジーエス・ユアサコーポレーション | 航空機、及び航空機の使用法 |
JP2011082033A (ja) * | 2009-10-07 | 2011-04-21 | Mitsubishi Chemicals Corp | 非水系電解液二次電池モジュール |
-
2004
- 2004-03-25 JP JP2004089648A patent/JP4186218B2/ja not_active Expired - Fee Related
Cited By (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2008177138A (ja) * | 2006-09-19 | 2008-07-31 | Hitachi Koki Co Ltd | アダプタ、電池パックとアダプタの組み合わせ、及びそれらを備えた電動工具 |
JPWO2009025307A1 (ja) * | 2007-08-22 | 2010-11-25 | 株式会社ジーエス・ユアサコーポレーション | 航空機、及び航空機の使用法 |
JP2014131479A (ja) * | 2007-08-22 | 2014-07-10 | Gs Yuasa Corp | 航空機用蓄電池 |
JP2011082033A (ja) * | 2009-10-07 | 2011-04-21 | Mitsubishi Chemicals Corp | 非水系電解液二次電池モジュール |
Also Published As
Publication number | Publication date |
---|---|
JP4186218B2 (ja) | 2008-11-26 |
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