JP7412055B2 - 充電制御回路 - Google Patents
充電制御回路 Download PDFInfo
- Publication number
- JP7412055B2 JP7412055B2 JP2023529346A JP2023529346A JP7412055B2 JP 7412055 B2 JP7412055 B2 JP 7412055B2 JP 2023529346 A JP2023529346 A JP 2023529346A JP 2023529346 A JP2023529346 A JP 2023529346A JP 7412055 B2 JP7412055 B2 JP 7412055B2
- Authority
- JP
- Japan
- Prior art keywords
- charging
- battery
- current
- cutoff
- battery module
- 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.)
- Active
Links
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 5
- 238000004891 communication Methods 0.000 description 5
- 229910001416 lithium ion Inorganic materials 0.000 description 5
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 238000007599 discharging Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000004065 semiconductor Substances 0.000 description 2
- 101150015217 FET4 gene Proteins 0.000 description 1
- 101100119059 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) ERG25 gene Proteins 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 238000012502 risk assessment Methods 0.000 description 1
Images
Classifications
-
- 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
-
- 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
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H7/00—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions
- H02H7/18—Emergency protective circuit arrangements specially adapted for specific types of electric machines or apparatus or for sectionalised protection of cable or line systems, and effecting automatic switching in the event of an undesired change from normal working conditions for batteries; for accumulators
-
- 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
-
- 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
- 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)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Protection Of Static Devices (AREA)
Description
3 電池モジュール
9 メインコントローラ
11 充電回路
100 充電制御回路
103 充電放電制御回路
Claims (3)
- 充電回路と、
前記充電回路に接続される複数の電池モジュールと、を備え、
前記電池モジュールは、
電池セルと、
前記電池セルへの充電電流を可逆的に通電または遮断する第1通電遮断素子と、
前記電池セルへの前記充電電流を不可逆的に通電または遮断する第2通電遮断素子と、
を備え、
前記電池モジュールのうちの少なくとも1つが過充電になった場合に、過充電となった前記電池モジュールの前記第1通電遮断素子を用いて前記充電電流を遮断し、前記第1通電遮断素子による遮断に失敗した場合、全ての前記電池モジュールの前記第2通電遮断素子を用いて充電電流を遮断する充電制御回路。 - 前記第2通電遮断素子による過充電遮断の電圧閾値は、前記第1通電遮断素子による過充電遮断の電圧閾値よりも高い請求項1に記載の充電制御回路。
- 前記電池モジュールは、
前記第1通電遮断素子を制御する第1制御部と、
前記第2通電遮断素子を制御する第2制御部と、
を備え、
前記第2通電遮断素子の制御は、前記第2制御部および前記第1制御部により並列に実行する請求項1または2に記載の充電制御回路。
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/JP2021/023857 WO2022269833A1 (ja) | 2021-06-23 | 2021-06-23 | 充電制御回路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPWO2022269833A1 JPWO2022269833A1 (ja) | 2022-12-29 |
JP7412055B2 true JP7412055B2 (ja) | 2024-01-12 |
Family
ID=84545406
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2023529346A Active JP7412055B2 (ja) | 2021-06-23 | 2021-06-23 | 充電制御回路 |
Country Status (2)
Country | Link |
---|---|
JP (1) | JP7412055B2 (ja) |
WO (1) | WO2022269833A1 (ja) |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007280840A (ja) | 2006-04-10 | 2007-10-25 | Matsushita Electric Ind Co Ltd | 検査回路、電池パック及び電池パックユニット |
JP2008161029A (ja) | 2006-12-26 | 2008-07-10 | Fdk Corp | 蓄電モジュールおよび蓄電システム |
WO2018151110A1 (ja) | 2017-02-14 | 2018-08-23 | ヤマハ発動機株式会社 | 給電回路 |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP6497257B2 (ja) * | 2014-09-03 | 2019-04-10 | 株式会社豊田自動織機 | 給電路遮断装置及び給電路遮断方法 |
-
2021
- 2021-06-23 JP JP2023529346A patent/JP7412055B2/ja active Active
- 2021-06-23 WO PCT/JP2021/023857 patent/WO2022269833A1/ja active Application Filing
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007280840A (ja) | 2006-04-10 | 2007-10-25 | Matsushita Electric Ind Co Ltd | 検査回路、電池パック及び電池パックユニット |
JP2008161029A (ja) | 2006-12-26 | 2008-07-10 | Fdk Corp | 蓄電モジュールおよび蓄電システム |
WO2018151110A1 (ja) | 2017-02-14 | 2018-08-23 | ヤマハ発動機株式会社 | 給電回路 |
Also Published As
Publication number | Publication date |
---|---|
WO2022269833A1 (ja) | 2022-12-29 |
JPWO2022269833A1 (ja) | 2022-12-29 |
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