JP4079106B2 - 無停電電源装置 - Google Patents
無停電電源装置 Download PDFInfo
- Publication number
- JP4079106B2 JP4079106B2 JP2004089656A JP2004089656A JP4079106B2 JP 4079106 B2 JP4079106 B2 JP 4079106B2 JP 2004089656 A JP2004089656 A JP 2004089656A JP 2004089656 A JP2004089656 A JP 2004089656A JP 4079106 B2 JP4079106 B2 JP 4079106B2
- Authority
- JP
- Japan
- Prior art keywords
- secondary battery
- voltage
- lithium ion
- ion secondary
- 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.)
- Expired - Lifetime
Links
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 claims description 140
- 229910001416 lithium ion Inorganic materials 0.000 claims description 140
- 230000007423 decrease Effects 0.000 claims description 11
- 238000007599 discharging Methods 0.000 claims description 11
- 238000013459 approach Methods 0.000 claims description 9
- 230000000630 rising effect Effects 0.000 claims description 2
- 238000006243 chemical reaction Methods 0.000 description 36
- 238000001514 detection method Methods 0.000 description 18
- 238000000034 method Methods 0.000 description 8
- 230000006866 deterioration Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000004048 modification Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 150000002500 ions Chemical class 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 230000000737 periodic effect Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 230000002269 spontaneous effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
Images
Landscapes
- Stand-By Power Supply Arrangements (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Description
22 リチウムイオン二次電池
38 放電時間取得手段
39 充電制御手段
Claims (1)
- 入力電圧の正常時にはリチウムイオン二次電池への充電を行ない、前記入力電圧の低下若しくは停電時には前記リチウムイオン二次電池を放電して負荷に電力を供給する無停電電源装置において、
前記リチウムイオン二次電池を放電させ、該リチウムイオン二次電池の両端電圧が設定電圧値に降下するまでの放電時間をカウントする放電時間取得手段と、
前記放電時間が設定時間値に近づくように、前記リチウムイオン二次電池への充電電圧を可変制御する充電制御手段とを備え、
前記充電制御手段は、前記放電時間が前記設定時間値未満であれば、前記設定時間値に対して前記放電時間が短くなるにしたがって、前記充電電圧の上昇レベルを大きく設定し、前記放電時間が前記設定時間値を越えていれば、前記設定時間値に対して前記放電時間が長くなるにしたがって、前記充電電圧の下降レベルを大きく設定するように構成されることを特徴とする無停電電源装置。
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004089656A JP4079106B2 (ja) | 2004-03-25 | 2004-03-25 | 無停電電源装置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2004089656A JP4079106B2 (ja) | 2004-03-25 | 2004-03-25 | 無停電電源装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2005278329A JP2005278329A (ja) | 2005-10-06 |
JP4079106B2 true JP4079106B2 (ja) | 2008-04-23 |
Family
ID=35177403
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2004089656A Expired - Lifetime JP4079106B2 (ja) | 2004-03-25 | 2004-03-25 | 無停電電源装置 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JP4079106B2 (ja) |
Families Citing this family (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP4859855B2 (ja) * | 2008-02-25 | 2012-01-25 | 中国電力株式会社 | 停電補償装置 |
JP6054934B2 (ja) * | 2014-11-17 | 2016-12-27 | レノボ・シンガポール・プライベート・リミテッド | 二次電池の寿命期間を延長するバックアップ・システム、管理方法および情報処理装置 |
JP7073865B2 (ja) * | 2018-04-09 | 2022-05-24 | トヨタ自動車株式会社 | 冗長電源システム |
-
2004
- 2004-03-25 JP JP2004089656A patent/JP4079106B2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JP2005278329A (ja) | 2005-10-06 |
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