JP2014018062A - リチウムイオンセルの充電制御 - Google Patents
リチウムイオンセルの充電制御 Download PDFInfo
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- 229910001416 lithium ion Inorganic materials 0.000 title claims abstract description 78
- 238000000034 method Methods 0.000 claims abstract description 90
- 230000008569 process Effects 0.000 claims abstract description 39
- 238000005259 measurement Methods 0.000 claims abstract description 27
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 42
- 230000015654 memory Effects 0.000 claims description 25
- 229910052799 carbon Inorganic materials 0.000 claims description 13
- 238000004891 communication Methods 0.000 claims description 12
- 239000011159 matrix material Substances 0.000 claims description 8
- 229910002804 graphite Inorganic materials 0.000 description 26
- 239000010439 graphite Substances 0.000 description 26
- 230000006870 function Effects 0.000 description 18
- 239000010410 layer Substances 0.000 description 18
- 229910052744 lithium Inorganic materials 0.000 description 17
- 230000008859 change Effects 0.000 description 13
- 238000010586 diagram Methods 0.000 description 13
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 12
- 238000012544 monitoring process Methods 0.000 description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 10
- HBBGRARXTFLTSG-UHFFFAOYSA-N Lithium ion Chemical compound [Li+] HBBGRARXTFLTSG-UHFFFAOYSA-N 0.000 description 10
- 238000009830 intercalation Methods 0.000 description 10
- 230000002687 intercalation Effects 0.000 description 10
- 150000001875 compounds Chemical class 0.000 description 9
- 229920000642 polymer Polymers 0.000 description 8
- 238000013459 approach Methods 0.000 description 7
- 230000015572 biosynthetic process Effects 0.000 description 7
- 230000006399 behavior Effects 0.000 description 6
- 238000001514 detection method Methods 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 229910052802 copper Inorganic materials 0.000 description 5
- 239000010949 copper Substances 0.000 description 5
- 238000000354 decomposition reaction Methods 0.000 description 5
- 230000007423 decrease Effects 0.000 description 5
- 239000003792 electrolyte Substances 0.000 description 5
- 230000015556 catabolic process Effects 0.000 description 4
- 238000006731 degradation reaction Methods 0.000 description 4
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- 230000001172 regenerating effect Effects 0.000 description 3
- 239000000126 substance Substances 0.000 description 3
- LFQSCWFLJHTTHZ-UHFFFAOYSA-N Ethanol Chemical compound CCO LFQSCWFLJHTTHZ-UHFFFAOYSA-N 0.000 description 2
- 229910012851 LiCoO 2 Inorganic materials 0.000 description 2
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- FAPWRFPIFSIZLT-UHFFFAOYSA-M Sodium chloride Chemical group [Na+].[Cl-] FAPWRFPIFSIZLT-UHFFFAOYSA-M 0.000 description 2
- RTAQQCXQSZGOHL-UHFFFAOYSA-N Titanium Chemical compound [Ti] RTAQQCXQSZGOHL-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000011889 copper foil Substances 0.000 description 2
- 230000003247 decreasing effect Effects 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 239000000446 fuel Substances 0.000 description 2
- 230000000977 initiatory effect Effects 0.000 description 2
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- 239000011229 interlayer Substances 0.000 description 2
- 230000007246 mechanism Effects 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- BASFCYQUMIYNBI-UHFFFAOYSA-N platinum Chemical compound [Pt] BASFCYQUMIYNBI-UHFFFAOYSA-N 0.000 description 2
- -1 polyethylene Polymers 0.000 description 2
- 229910018871 CoO 2 Inorganic materials 0.000 description 1
- 229910014689 LiMnO Inorganic materials 0.000 description 1
- 239000002033 PVDF binder Substances 0.000 description 1
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- 239000003990 capacitor Substances 0.000 description 1
- 125000004432 carbon atom Chemical group C* 0.000 description 1
- 239000003575 carbonaceous material Substances 0.000 description 1
- 239000010406 cathode material Substances 0.000 description 1
- 230000022131 cell cycle Effects 0.000 description 1
- 230000001413 cellular effect Effects 0.000 description 1
- CKFRRHLHAJZIIN-UHFFFAOYSA-N cobalt lithium Chemical compound [Li].[Co] CKFRRHLHAJZIIN-UHFFFAOYSA-N 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 239000013078 crystal Substances 0.000 description 1
- 238000009831 deintercalation Methods 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 239000008151 electrolyte solution Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 239000011888 foil Substances 0.000 description 1
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- 230000010354 integration Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 229910003002 lithium salt Inorganic materials 0.000 description 1
- 159000000002 lithium salts Chemical class 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 239000002159 nanocrystal Substances 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- 125000004430 oxygen atom Chemical group O* 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 229910052697 platinum Inorganic materials 0.000 description 1
- 229920002239 polyacrylonitrile Polymers 0.000 description 1
- 229920002981 polyvinylidene fluoride Polymers 0.000 description 1
- 239000007774 positive electrode material Substances 0.000 description 1
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- 238000010922 spray-dried dispersion Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
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- 230000035882 stress Effects 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
- 239000010936 titanium Substances 0.000 description 1
- 229910052719 titanium Inorganic materials 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
Images
Classifications
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- 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
- H01M10/05—Accumulators with non-aqueous electrolyte
- H01M10/052—Li-accumulators
- H01M10/0525—Rocking-chair batteries, i.e. batteries with lithium insertion or intercalation in both electrodes; Lithium-ion batteries
-
- 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
-
- 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
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/0048—Detection of remaining charge capacity or state of charge [SOC]
-
- 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
- H02J7/007—Regulation of charging or discharging current or voltage
- H02J7/00712—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters
-
- 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
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
- H02J7/0014—Circuits for equalisation of charge between batteries
-
- 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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
- H02J7/005—Detection of state of health [SOH]
-
- 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
-
- 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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Chemical & Material Sciences (AREA)
- Manufacturing & Machinery (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Materials Engineering (AREA)
- Secondary Cells (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Battery Electrode And Active Subsutance (AREA)
Abstract
【解決手段】方法は、リチウムイオンセルのセル充電プロセスのために、リチウムイオンセルの負極の電位の値を受け取る工程、少なくとも負極の電位の値の一部に基づいて定電圧フェーズの電圧を調整する工程と、を含んでいる。また、受け取る工程は、前記リチウムイオンセルの参照電極に対する前記負極の電位値の測定を含むことにしても良い。
【選択図】図1
Description
112 リチウムイオンセル
300 デバイス(devices )
302 プロセッサ(processors:CPU(s))
304 メモリ(memory)
306 ネットワークインターフェイス(network interfaces)
308 ディスプレイ(displays)
310 リチウムイオンセル(lithium-ion cells:power cell(s))
Claims (20)
- リチウムイオンセルの負極の電位値を受け取る工程と、
前記リチウムイオンセルのセル充電プロセスのために、少なくとも前記負極の電位値の一部に基づいて、定電圧フェーズの電圧を調整する工程と、
を含む方法。 - 前記受け取る工程は、前記リチウムイオンセルの参照電極に対する前記負極の電位値の測定を含む請求項1に記載の方法。
- 前記負極は、カーボンマトリックスを含む請求項1に記載の方法。
- さらに、前記リチウムイオンセルを備えた車両に電力を供給する工程を含む請求項1に記載の方法。
- さらに、前記リチウムイオンセルを備えたコンピュータに電力を供給する工程を含む請求項1に記載の方法。
- さらに、前記リチウムイオンセルを備えた携帯通信回路に電力を供給する工程を含む請求項1に記載の方法。
- DC電力によって駆動される回路と、
前記DC電力を供給するリチウムイオンセルと、
前記リチウムイオンセルの負極の電位の増加を示す情報に基づいて、前記リチウムイオンセルに対するセル充電プロセスのために、定電圧フェーズの電圧を調整する回路と、
を備えたシステム。 - 前記負極の電位の増加を示す情報は、前記リチウムイオンセルのリファレンス電極に対する負極の電位の測定値を含む請求項7に記載のシステム。
- 前記負極の電位の増加を示す情報は、前記リチウムイオンセルのリファレンス電極に対する負極の電位値の測定に基づいた前記システムのメモリに格納されたスケジュールを含む請求項7に記載のシステム。
- 前記スケジュールは、1又は複数のパラメータに対する前記負極の電位値のスケジュールを含む請求項9に記載のシステム。
- 前記1又は複数のパラメータは、再充電サイクルの回数、時間、及び温度のうちの少なくとも1つを含む請求項10に記載のシステム。
- 前記負極の電位の増加を示す情報は、1又は複数のパラメータに対する負極の電位モデルから導出される値を含む請求項7に記載のシステム。
- 前記1又は複数のパラメータは、再充電サイクルの回数、時間、及び温度のうちの少なくとも1つを含む請求項12に記載のシステム。
- 前記DC電力によって駆動される回路は、電気モータを含む請求項7に記載のシステム。
- 前記DC電力によって駆動される回路は、コンピュータを含む請求項7に記載のシステム。
- 前記DC電力によって駆動される回路は、携帯通信回路を含む請求項7に記載のシステム。
- カーボンマトリクスアノードと、カソードと、リファレンス電極を有するリチウムイオンセルと、
前記リファレンス電極に対するカーボンマトリクスアノードの電位を測定する回路と、
少なくとも前記カーボンマトリクスアノードの測定された電位の一部に基づいて、前記リチウムイオンセルの再充電のために、定電圧フェーズの電圧を調整する回路と、
を備えたリチウムイオンセルシステム。 - さらに、前記定電圧フェーズの電圧を調整する回路のために情報を受信するためのバスインターフェイスを備えた請求項17に記載のリチウムイオンセルシステム。
- 前記定電圧フェーズの電圧を調整する回路は、前記バスインターフェイスを介して受信した情報に基づいて、前記定電圧フェーズの電圧を調整する請求項18に記載のリチウムイオンセルシステム。
- 前記バスインターフェイスは、コンピュータバス又は車両バスに接続されるインターフェイスを含む請求項19に記載のリチウムイオンセルシステム。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US13/543,537 | 2012-07-06 | ||
US13/543,537 US9231282B2 (en) | 2012-07-06 | 2012-07-06 | Method of receiving a potential value of a negative electrode to charge a lithium-ion cell |
Publications (2)
Publication Number | Publication Date |
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JP2014018062A true JP2014018062A (ja) | 2014-01-30 |
JP5689926B2 JP5689926B2 (ja) | 2015-03-25 |
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ID=49780771
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Application Number | Title | Priority Date | Filing Date |
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JP2013142956A Active JP5689926B2 (ja) | 2012-07-06 | 2013-07-08 | リチウムイオンセルの充電制御 |
Country Status (3)
Country | Link |
---|---|
US (1) | US9231282B2 (ja) |
JP (1) | JP5689926B2 (ja) |
DE (1) | DE102013104326A1 (ja) |
Cited By (4)
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JP2016220279A (ja) * | 2015-05-14 | 2016-12-22 | ローム株式会社 | 充電制御装置、充電制御方法、およびバッテリーパック |
KR20170116816A (ko) * | 2016-04-12 | 2017-10-20 | 삼성에스디아이 주식회사 | 배터리의 충방전 제어 장치 및 그 제어 방법 |
WO2023189011A1 (ja) * | 2022-03-29 | 2023-10-05 | パナソニックエナジ-株式会社 | 電源装置及び電源制御回路 |
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JP2015191878A (ja) * | 2014-03-31 | 2015-11-02 | 株式会社日立製作所 | リチウムイオン二次電池システムおよびリチウムイオン二次電池の状態診断方法 |
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US11701976B2 (en) | 2017-12-15 | 2023-07-18 | WiBotic Inc. | Device authentication for wireless charging |
US11707996B2 (en) | 2017-12-15 | 2023-07-25 | WiBotic Inc. | Wireless charging with multiple charging locations |
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US20140008976A1 (en) | 2014-01-09 |
JP5689926B2 (ja) | 2015-03-25 |
DE102013104326A1 (de) | 2014-01-09 |
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