JP7422898B2 - バッテリーパック、バッテリーシステム及びプリチャージ方法 - Google Patents
バッテリーパック、バッテリーシステム及びプリチャージ方法 Download PDFInfo
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- 238000000034 method Methods 0.000 title claims description 19
- 238000004891 communication Methods 0.000 claims description 92
- 239000003990 capacitor Substances 0.000 claims description 62
- 230000004044 response Effects 0.000 claims description 15
- 238000007599 discharging Methods 0.000 claims description 13
- 230000008878 coupling Effects 0.000 claims description 7
- 238000010168 coupling process Methods 0.000 claims description 7
- 238000005859 coupling reaction Methods 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 8
- 230000006870 function Effects 0.000 description 6
- 230000008901 benefit Effects 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 description 3
- 229910052744 lithium Inorganic materials 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- PXHVJJICTQNCMI-UHFFFAOYSA-N Nickel Chemical compound [Ni] PXHVJJICTQNCMI-UHFFFAOYSA-N 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000000470 constituent Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- OJIJEKBXJYRIBZ-UHFFFAOYSA-N cadmium nickel Chemical compound [Ni].[Cd] OJIJEKBXJYRIBZ-UHFFFAOYSA-N 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000003446 memory effect Effects 0.000 description 1
- 229910052987 metal hydride Inorganic materials 0.000 description 1
- 229910052759 nickel Inorganic materials 0.000 description 1
- QELJHCBNGDEXLD-UHFFFAOYSA-N nickel zinc Chemical compound [Ni].[Zn] QELJHCBNGDEXLD-UHFFFAOYSA-N 0.000 description 1
- 230000001151 other effect Effects 0.000 description 1
- 229920000642 polymer Polymers 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 230000001502 supplementing effect Effects 0.000 description 1
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- 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
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/345—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering using capacitors as storage or buffering devices
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
-
- 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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
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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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M10/4264—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing with capacitors
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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
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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
- H01M10/46—Accumulators structurally combined with charging apparatus
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/001—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection limiting speed of change of electric quantities, e.g. soft switching on or off
-
- 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
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/00304—Overcurrent protection
-
- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0031—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using battery or load disconnect circuits
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- 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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
- H02J7/0036—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits using connection detecting 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
- H02J7/0063—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with circuits adapted for supplying loads from the battery
-
- 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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- 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
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4278—Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
-
- 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
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/50—Charging of capacitors, supercapacitors, ultra-capacitors or double layer capacitors
-
- 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
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00036—Charger exchanging data with battery
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- 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
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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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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Secondary Cells (AREA)
Description
100:バッテリーパック
110:バッテリーセル
120:メインリレー
121:第2メインリレー
130:プリチャージリレー
140:プリチャージ抵抗
150:コネクタ部
160:通信部
170:制御部
180:保存部
190:連結感知部
200:負荷
210:キャパシタ
220:通信ユニット
230:制御ユニット
240:連結感知ユニット
Claims (10)
- 一つ以上のバッテリーセルと、前記バッテリーセルの充放電経路に設けられたメインリレーと、前記充放電経路で前記メインリレーに並列に接続されたプリチャージリレー及びプリチャージ抵抗と、を含むバッテリーパックであって、
キャパシタを含む負荷が接続されるように構成されたコネクタ部と、
前記負荷が前記コネクタ部に連結された場合、前記コネクタ部を通じて前記負荷から前記キャパシタのキャパシタンスを受信するように構成された通信部と、
前記通信部から前記キャパシタンスを取得し、前記キャパシタンスに対応するデューティ比を算出し、算出されたデューティ比に応じて前記プリチャージリレーの動作状態を制御することで、前記キャパシタをプリチャージさせるように構成された制御部と、
を含む、バッテリーパック。 - 前記負荷の識別情報と前記キャパシタンスとをマッピングして保存するように構成された保存部をさらに含み、
前記通信部は、
前記負荷から前記キャパシタンスとともに前記識別情報をさらに受信するように構成されている、請求項1に記載のバッテリーパック。 - 前記制御部は、
前記通信部が受信した前記識別情報及び前記キャパシタンスを取得し、取得された識別情報を前記保存部に保存された識別情報と比較して、前記識別情報及び取得されたキャパシタンスを保存するか否かを決定するように構成されている、請求項2に記載のバッテリーパック。 - 前記制御部は、
前記取得された識別情報が前記保存部に保存されていない場合、前記取得された識別情報と前記取得されたキャパシタンスとをマッピングして前記保存部に保存し、
前記取得された識別情報を前記保存部に保存したが、前記取得されたキャパシタンスと前記保存部に保存されたキャパシタンスとが相異なる場合、前記保存された識別情報に対応するように、保存されたキャパシタンスを前記取得されたキャパシタンスで更新するように構成されている、請求項3に記載のバッテリーパック。 - 前記メインリレーは、
一端が前記バッテリーセルの一端に接続され、他端が前記コネクタ部に接続されるように構成され、
前記プリチャージリレーは、
一端が前記充放電経路で前記バッテリーセルの一端と前記メインリレーの一端との間に接続され、他端が前記プリチャージ抵抗の一端に接続されるように構成され、
前記プリチャージ抵抗は、
一端が前記プリチャージリレーの他端に接続され、他端が前記充放電経路で前記メインリレーの他端と前記コネクタ部との間に接続されるように構成されている、請求項1~4のいずれか一項に記載のバッテリーパック。 - 請求項1~5のいずれか一項に記載のバッテリーパック、及び前記負荷を含むバッテリーシステムであって、
前記負荷は、
一端が前記バッテリーパックの正極端子に接続され、他端が前記バッテリーパックの負極端子に接続されるように構成されたキャパシタと、
前記通信部と通信可能に接続されるように構成された通信ユニットと、
前記キャパシタのキャパシタンス及び前記負荷の識別情報を前記通信部に出力するように前記通信ユニットを制御する制御ユニットと、
を含むように構成されている、バッテリーシステム。 - 前記バッテリーパックは、
前記負荷と前記コネクタ部との間の連結を感知し、前記負荷と前記コネクタ部との間の連結が感知されれば、連結感知信号を出力するように構成された連結感知部をさらに含み、
前記制御部は、
前記連結感知部から前記連結感知信号を受信すれば、前記通信部を通じて前記通信ユニットに、前記キャパシタのキャパシタンス及び前記負荷の識別情報を要請する要請信号を出力するように構成されている、請求項6に記載のバッテリーシステム。 - 前記制御ユニットは、
前記通信ユニットを通じて前記要請信号を受信し、前記要請信号に対応して前記識別情報及び前記キャパシタンスを含む応答信号を生成し、前記通信部に前記応答信号を出力するように前記通信ユニットを制御するように構成されている、請求項7に記載のバッテリーシステム。 - 前記負荷は、
前記コネクタ部との連結を感知し、前記コネクタ部との連結が感知されれば、前記制御ユニットに連結信号を出力するように構成された連結感知ユニットをさらに含み、
前記制御ユニットは、
前記連結感知ユニットから前記連結信号を受信した場合、前記キャパシタンス及び前記識別情報を前記通信部に出力するように前記通信ユニットを制御するように構成されている、請求項6~8のいずれか一項に記載のバッテリーシステム。 - 一つ以上のバッテリーセルと、前記バッテリーセルの充放電経路に設けられたメインリレーと、前記充放電経路で前記メインリレーに並列に接続されたプリチャージリレー及びプリチャージ抵抗と、を含み、キャパシタが含まれた負荷と連結可能に構成されたバッテリーパックをプリチャージするプリチャージ方法であって、
前記バッテリーパックと前記負荷とが連結された場合、前記負荷から前記キャパシタのキャパシタンスを受信するキャパシタンス受信段階と、
前記キャパシタンスに対応するデューティ比を算出するデューティ比算出段階と、
算出されたデューティ比に応じて前記プリチャージリレーの動作状態を制御することで、前記キャパシタをプリチャージするプリチャージ段階と、
を含む、プリチャージ方法。
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KR1020200128999A KR20220045849A (ko) | 2020-10-06 | 2020-10-06 | 배터리 팩, 배터리 시스템 및 프리차지 방법 |
KR10-2020-0128999 | 2020-10-06 | ||
PCT/KR2021/013638 WO2022075712A1 (ko) | 2020-10-06 | 2021-10-05 | 배터리 팩, 배터리 시스템 및 프리차지 방법 |
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Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005261192A (ja) | 2004-03-09 | 2005-09-22 | Lucent Technol Inc | 電流のサージからの保護 |
JP2005295697A (ja) | 2004-03-31 | 2005-10-20 | Sanyo Electric Co Ltd | 車両用の電源装置 |
JP2007244124A (ja) | 2006-03-09 | 2007-09-20 | Toyota Motor Corp | 車両駆動用電源システム |
US20100080022A1 (en) | 2008-09-26 | 2010-04-01 | Rockwell Automation Technologies, Inc. | Method and apparatus for pre-charging power converters and diagnosing pre-charge faults |
JP2010117834A (ja) | 2008-11-12 | 2010-05-27 | Nec Computertechno Ltd | 電源起動時間制御装置、情報処理装置、電源起動時間制御方法及び電源起動時間制御プログラム |
WO2014155904A1 (ja) | 2013-03-29 | 2014-10-02 | パナソニック株式会社 | 蓄電池パック、電気機器、通信制御方法 |
US20180123491A1 (en) | 2016-11-02 | 2018-05-03 | Lg Chem, Ltd. | Load drive current control method and system |
US20190229377A1 (en) | 2016-09-08 | 2019-07-25 | Samsung Sdi Co., Ltd. | Battery pack |
JP2020043737A (ja) | 2018-09-13 | 2020-03-19 | トヨタ自動車株式会社 | 電力供給装置 |
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Publication number | Priority date | Publication date | Assignee | Title |
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JP5835009B2 (ja) * | 2012-02-28 | 2015-12-24 | トヨタ車体株式会社 | 電源装置 |
DE102012213057B4 (de) * | 2012-07-25 | 2020-10-29 | Robert Bosch Gmbh | Verfahren zum Steuern eines Batteriesystems, Batteriesystem und Kraftfahrzeug |
KR102371194B1 (ko) * | 2017-04-07 | 2022-03-07 | 삼성에스디아이 주식회사 | 차량 구동용 전력 공급 시스템 |
KR102364237B1 (ko) * | 2017-12-19 | 2022-02-16 | 주식회사 엘지에너지솔루션 | 프리차지 장치 및 방법 |
KR20200128999A (ko) | 2019-05-07 | 2020-11-17 | 엘지전자 주식회사 | 세탁물 처리 기기 |
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Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2005261192A (ja) | 2004-03-09 | 2005-09-22 | Lucent Technol Inc | 電流のサージからの保護 |
JP2005295697A (ja) | 2004-03-31 | 2005-10-20 | Sanyo Electric Co Ltd | 車両用の電源装置 |
JP2007244124A (ja) | 2006-03-09 | 2007-09-20 | Toyota Motor Corp | 車両駆動用電源システム |
US20100080022A1 (en) | 2008-09-26 | 2010-04-01 | Rockwell Automation Technologies, Inc. | Method and apparatus for pre-charging power converters and diagnosing pre-charge faults |
JP2010117834A (ja) | 2008-11-12 | 2010-05-27 | Nec Computertechno Ltd | 電源起動時間制御装置、情報処理装置、電源起動時間制御方法及び電源起動時間制御プログラム |
WO2014155904A1 (ja) | 2013-03-29 | 2014-10-02 | パナソニック株式会社 | 蓄電池パック、電気機器、通信制御方法 |
US20190229377A1 (en) | 2016-09-08 | 2019-07-25 | Samsung Sdi Co., Ltd. | Battery pack |
US20180123491A1 (en) | 2016-11-02 | 2018-05-03 | Lg Chem, Ltd. | Load drive current control method and system |
JP2020043737A (ja) | 2018-09-13 | 2020-03-19 | トヨタ自動車株式会社 | 電力供給装置 |
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KR20220045849A (ko) | 2022-04-13 |
CN115428293A (zh) | 2022-12-02 |
WO2022075712A1 (ko) | 2022-04-14 |
JP2023524847A (ja) | 2023-06-13 |
US20230144351A1 (en) | 2023-05-11 |
EP4156445A4 (en) | 2023-11-29 |
EP4156445A1 (en) | 2023-03-29 |
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