WO2013035963A1 - Dispositif de charge de batterie faisant varier de façon adaptative la tension de charge et son procédé pour commander une charge de batterie de celui-ci - Google Patents
Dispositif de charge de batterie faisant varier de façon adaptative la tension de charge et son procédé pour commander une charge de batterie de celui-ci Download PDFInfo
- Publication number
- WO2013035963A1 WO2013035963A1 PCT/KR2012/003968 KR2012003968W WO2013035963A1 WO 2013035963 A1 WO2013035963 A1 WO 2013035963A1 KR 2012003968 W KR2012003968 W KR 2012003968W WO 2013035963 A1 WO2013035963 A1 WO 2013035963A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- battery cells
- charging
- voltage
- battery
- unit
- Prior art date
Links
Images
Classifications
-
- 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
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
- H02J7/04—Regulation of charging current or voltage
-
- 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
- H01M10/441—Methods for charging or discharging for several batteries or cells simultaneously or sequentially
-
- 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
- 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
- H02J7/0016—Circuits for equalisation of charge between batteries using shunting, discharge or bypass 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
- H01M10/48—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte
- H01M10/482—Accumulators combined with arrangements for measuring, testing or indicating the condition of cells, e.g. the level or density of the electrolyte for several batteries or cells simultaneously or sequentially
-
- 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
-
- 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
Definitions
- the present invention relates to a battery charging apparatus and a battery charging control method thereof, and more particularly, to a device for charging a battery pack consisting of a plurality of battery cells and a battery charging control method thereof.
- the battery pack is provided with a plurality of battery cells. If the battery cells are repeatedly charged and discharged, and the remaining charge level of the battery cells is not even, a full charge condition is established based on the battery cells with a large charge remaining level, and the remaining battery cells are fully charged. No transition is made.
- a conventional battery charger includes a power conversion system (PCS) 10, a battery pack 20, a cell balancing module 30, and a battery management system (BMS) 40. .
- PCS power conversion system
- BMS battery management system
- the PCS 10 charges all the battery cells provided in the battery pack 20 with the charging power of the same voltage according to the configuration of the battery pack 20.
- the cell balancing module 30 performs cell balancing on the battery pack 20 under the control of the BMS 40.
- Cell balancing is a process in which the BMS 40 measures the voltages of the battery cells and matches the voltages of the battery cells with the lowest voltage among the measured voltages. To this end, the switches Q1 to QN connected to the remaining battery cells other than the battery cell having the lowest voltage are switched on to consume power charged through the resistors R1 to RN.
- the present invention has been made to solve the above problems, and an object of the present invention is to reduce unnecessary energy consumption by cell balancing, to supply charging power to only selected battery cells,
- the present invention provides a battery charging device for adaptively controlling the charging voltage based on the number and a battery charging control method thereof.
- the charging unit for supplying charging power to the battery cells provided in the battery pack;
- a switching unit for switching an electrical connection between the battery cells and the charging unit; And controlling a switching operation of the switching unit such that only the battery cells selected based on the voltages of the battery cells are supplied with the charging power, and controlling the voltage of the charging power supplied by the charging unit based on the number of the selected battery cells. It includes a management unit.
- the manager may calculate an average voltage of the battery cells and select only battery cells less than the calculated average voltage.
- the switching unit may perform a switching operation so that the unselected battery cells are bypassed so that the unselected battery cells are not supplied with the charging power.
- the management unit controls the charging unit to increase the voltage of the charging power when the number of the selected battery cells increases, and the charging unit to decrease the voltage of the charging power when the number of the selected battery cells decreases. Can be controlled.
- the battery cells may be connected in series, and the manager may control the voltage of the charging power to be proportional to the number of the selected battery cells.
- the management unit may control the switching operation of the switching unit and the charging power supplied by the charging unit in real time or periodically.
- the management unit controls a switching operation of the switching unit so that all battery cells are supplied with charging power, and the charging unit supplies charging power of a normal charging voltage. Can be controlled.
- a battery charge control method measuring the voltage of the plurality of battery cells provided in the battery pack; Selecting some battery cells based on the voltages measured in the measuring step; Switching so that charging power is supplied to the battery cells selected in the sorting step; And controlling the voltage of the charging power source based on the number of the selected battery cells.
- the average voltage of the battery cells may be calculated and only battery cells below the calculated average voltage may be selected.
- the controlling may include: increasing the voltage of the charging power source when the number of the selected battery cells increases; And reducing the voltage of the charging power source when the number of the selected battery cells decreases.
- the charging power is supplied only to the selected battery cells, and the charging voltage is controlled based on the number of the selected battery cells, thereby reducing unnecessary energy consumption due to cell balancing.
- FIG. 1 is a view showing a conventional battery charging device
- FIG. 2 is a block diagram of a battery charging apparatus according to an embodiment of the present invention.
- FIG. 3 is a view showing in detail the battery charging device shown in Figure 2, and
- FIG. 4 is a flowchart provided to explain a battery charge control method according to another embodiment of the present invention.
- the battery charging device 100 may be implemented as a 'charging device', as well as a 'part of a mechanical device' such as a car or a 'part of an electronic device' such as a mobile PC. It can be implemented to
- the battery charger 100 performs separate charging for the battery cells.
- the battery charger 100 that performs such a function includes a power conversion system (PCS) 110, a switching unit 120, a battery pack 130, and a battery management system (BMS). 140.
- PCS power conversion system
- BMS battery management system
- the battery pack 130 is provided with a plurality of battery cells, which are rechargeable secondary batteries connected in series.
- the PCS 110 may include a charging function for supplying charging power for charging the battery cells provided in the battery pack 130, and for supplying the charged power to the other module / elements (not shown). Perform the power supply function.
- the charging power supplied from the PCS 110 to the battery pack 130 has various voltages, and the charging voltage is controlled by the BMS 140 which will be described later.
- the switching unit 120 switches an electrical connection between the 'PCS 110' and the 'battery cells provided in the battery pack 130'. That is, the switching unit 120 switches so that all or some of the battery cells are electrically connected to or disconnected from the PCS 110.
- the BMS 140 controls the PCS 110 and the switching unit 120 to evenly charge the battery cells provided in the battery pack 130 without cell balancing. To this end, the BMS 140 performs separate charging based on the state of charge of the battery cells, which will be described later in detail with reference to FIG. 4.
- FIG. 3 is a view illustrating the battery charger 100 shown in FIG. 2 in more detail.
- Switching unit 120 is composed of a plurality of switches (SW 1 ⁇ 13, BSW 1 ⁇ 5), these switches (SW 1 ⁇ 13, BSW 1 ⁇ 5) are transistor elements such as FET, TR, PhotoMOS Relay or relay elements Can be implemented as:
- the switching unit 120 may bypass some of the battery cells through the switching control of the plurality of switches (SW1 ⁇ 13, BSW 1 ⁇ 5). That is, the plurality of switches SW1 to 13 and BSW1 to 5 are arranged to connect at least two or more of the battery cells in series. For example, when charging the remaining four battery cells except the battery cell among the five battery cells, the switching unit 120 controls the on-off state of the plurality of switches (SW1 ⁇ 13, BSW 1 ⁇ 5) In addition, four battery cells except the center battery cell are connected to each other in series.
- Bypassed battery cells may not receive charging power from the PCS 110. In other words, only battery cells that are not bypassed may receive charging power from the PCS 110.
- the BMS 140 may include a cell voltage measuring unit 141, a central control unit 142, a switching control unit 143, and a communication unit 144.
- the cell voltage measuring unit 141 calculates differences of voltages detected through the ports, respectively, and measures voltages of the battery cells BC 1 to 5.
- the central controller 142 Based on the voltages of the battery cells BC 1 to 5 measured by the cell voltage measuring unit 141, the central controller 142 selects battery cells to be charged.
- the central control unit 142 transmits a switching control signal to the switching unit 120 through the switching control unit 143 which directly controls the switching operations of the switches SW1 to 1 and BSW1 to 5. Control the cells to bypass.
- the central control unit 142 transmits a charge voltage control signal to the PCS 110 through the communication unit 144, so that the charging power having a voltage suitable for charging the selected battery cells is output from the PCS 110. do.
- the cell voltage measuring unit 141 measures the voltages of the battery cells BC 1 to 5 (S210).
- the central controller 142 calculates an average of the voltages measured in step S210, and calculates an average voltage of the battery cells BC 1 to 5 (S230). Thereafter, the central controller 142 selects battery cells less than the average voltage (S240).
- the central controller 142 controls the switching unit 120 through the switching controller 143 to charge only the battery cells selected in operation S240 (S250).
- the central controller 142 determines the charging voltage of the PCS 110 based on the number of battery cells selected in step S240, and transmits the charging voltage control signal of the PCS 110 through the communication unit 144.
- the charging voltage is controlled to be output from the PCS 110 (S260).
- step S270 separate charging is performed only for the battery cells selected in step S240 (S270).
- step S240 when “BC2 and BC5" of the battery cells BC1 to 5 is less than the average voltage, "BC2 and BC5" are selected in step S240. And, in step S250, BC1, BC3 and BC4 are bypassed, but the switching unit 120 switches so that BC2 and BC5 are not bypassed, so that only "BC2 and BC5" among the battery cells BC1 to 5 are PCS 110.
- the charging power is applied from the
- a charging voltage suitable for charging one battery cell V 1 2) a charging voltage suitable for charging two battery cells V 2 , 3) a charging voltage suitable for charging three battery cells V 3 , 4) Assume a charging voltage suitable for charging four battery cells V 4 , and 5) A charging voltage suitable for charging five battery cells is V 5 .
- step S260 the PCS 110 is controlled to output "V 2 ", which is a charging voltage suitable for charging the two battery cells BC2 and BC5.
- the charging voltages output from the PCS 110 have a relationship of "V 1 > V 2 > V 3 > V 4 > V 5 ".
- the charging voltages output from the PCS 110 are proportional to the number of battery cells to be charged.
- step S270 is performed again from step S210.
- the battery cell separation charging by the battery cell voltage measurement, the switching control, and the charge voltage control, which is performed through steps S210 to S270, may be implemented as being continuously performed in real time, but at a specific cycle (for example, every minute). May be performed intermittently.
- step S230 the type and number of battery cells selected through step S230 may be changed.
- Changing the type of the battery cells causes a change in the switching operation of the switching unit 120 in step S250.
- the change in the number of battery cells causes a change in the charging voltage output from the PCS 110 in operation S260. Specifically, when the number of selected battery cells increases, the charging voltage increases, and when the number of selected battery cells decreases, the charging voltage decreases.
- step S210 if the steps S210 to S270 is repeated, and the voltages measured in step S210 are all matched (S220-Y), the central control unit 142 controls all battery cells BC1 to 5 to be charged at the normal charging voltage. (S280).
- the central control unit 142 controls the switching unit 120 through the switching control unit 143 so that all the battery cells BC1 to 5 are charged. Is switched on 'and' switches off other switches'.
- step S220 The coincidence of all voltages in step S220 does not require a perfect match, and allows a slight deviation. That is, when the voltages of the battery cells in step S210 are included in the allowable voltage range, all of the voltages may be treated as identical in step S220.
- the battery cells provided in the battery pack 130 are all connected in series, but this is merely an example for convenience of description. Even when the battery cells are connected in a serial / parallel mixture, the technical idea of the present invention may be applied.
- the charging voltage is proportional to the number of battery cells to be charged. It is assumed that the battery cells are connected in series. If the connection structure of the battery cells is modified, the charging voltage is not necessarily proportional to the number of battery cells to be charged. It should be noted that it may be.
- the arrangement / connection structure of the switches (SW1 ⁇ BS, BSW 1 ⁇ 5) constituting the switching unit 120 is also merely an example for convenience of explanation, the arrangement / structure presented is changeable.
- the battery cells to be separated and charged are selected by measuring the voltages of the battery cells, but it is also possible to select the battery cells to be separately charged based on other parameters such as current or power amount, not the voltage of the battery cells. Of course.
- the technical idea of the present invention can be applied to a computer-readable recording medium containing a computer program for performing the functions of the apparatus and method according to the present embodiment.
- the technical idea according to various embodiments of the present disclosure may be implemented in the form of computer readable codes recorded on a computer readable recording medium.
- the computer-readable recording medium can be any data storage device that can be read by a computer and can store data.
- the computer-readable recording medium may be a ROM, a RAM, a CD-ROM, a magnetic tape, a floppy disk, an optical disk, a hard disk drive, or the like.
- the computer-readable code or program stored in the computer-readable recording medium may be transmitted through a network connected between the computers.
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)
- Secondary Cells (AREA)
Abstract
L'invention porte sur un dispositif de charge de batterie, lequel dispositif fait varier de façon adaptative une tension de charge, et sur son procédé pour commander une charge de batterie de celui-ci. Le dispositif de charge de batterie commande une action de commutation d'une unité de commutation de façon à fournir une alimentation de charge à des éléments de batterie sélectionnés sur la base d'une tension des éléments de batterie, et commande une tension de l'alimentation de charge fournie à partir d'une unité de charge sur la base du nombre d'éléments de batterie sélectionnés. Par conséquent, l'invention élimine une consommation d'énergie inutile par un équilibrage d'éléments et réduit un temps de charge.
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2011-0089481 | 2011-09-05 | ||
KR1020110089481A KR101241532B1 (ko) | 2011-09-05 | 2011-09-05 | 충전 전압을 적응적으로 가변시키는 배터리 충전 장치 및 그의 배터리 충전 제어방법 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2013035963A1 true WO2013035963A1 (fr) | 2013-03-14 |
Family
ID=47832372
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/KR2012/003968 WO2013035963A1 (fr) | 2011-09-05 | 2012-05-18 | Dispositif de charge de batterie faisant varier de façon adaptative la tension de charge et son procédé pour commander une charge de batterie de celui-ci |
Country Status (2)
Country | Link |
---|---|
KR (1) | KR101241532B1 (fr) |
WO (1) | WO2013035963A1 (fr) |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018074808A1 (fr) * | 2016-10-21 | 2018-04-26 | 주식회사 엘지화학 | Appareil d'alimentation en tension de charge et procédé d'alimentation |
WO2018074809A1 (fr) * | 2016-10-21 | 2018-04-26 | 주식회사 엘지화학 | Système d'équilibrage de cellule et procédé de commande |
CN109301912A (zh) * | 2018-10-12 | 2019-02-01 | 苏州唯控汽车科技有限公司 | 电动车直接充电电压匹配单相转三相矩阵式切换开关 |
EP3648290A1 (fr) * | 2018-10-31 | 2020-05-06 | Toyota Jidosha Kabushiki Kaisha | Dispositif d'alimentation électrique |
US11757291B2 (en) | 2018-10-31 | 2023-09-12 | Toyota Jidosha Kabushiki Kaisha | Power supply device |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101452843B1 (ko) | 2013-12-11 | 2014-11-03 | (주)제우스 | 배터리의 숫자에 맞게 안전하게 충전이 이루어지도록 하는 충전수단을 가진 무선차량완구 |
KR20160114449A (ko) | 2015-03-24 | 2016-10-05 | 영남대학교 산학협력단 | 다수의 베터리 셀 충방전 시스템 및 그 방법 |
KR101655292B1 (ko) | 2016-04-15 | 2016-09-07 | 스탠다드에너지(주) | 레독스 흐름전지 |
KR101748611B1 (ko) * | 2016-06-22 | 2017-06-20 | 지메트 (주) | 선박용 리튬 배터리 충전 및 방전 제어 장치 |
KR102008518B1 (ko) * | 2017-05-30 | 2019-08-07 | 주식회사 이랜텍 | 멀티 셀 충전 시스템 |
CN110970969B (zh) * | 2019-11-01 | 2021-10-15 | 武汉船用电力推进装置研究所(中国船舶重工集团公司第七一二研究所) | 一种电动船用锂离子动力电池轮休平衡拓扑及控制方法 |
KR102658935B1 (ko) * | 2021-05-10 | 2024-04-19 | (주)휴컨 | 다수의 배터리 모듈을 병렬로 적층한 에너지 저장장치의 충전 및 방전 방법 |
Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000341871A (ja) * | 1999-05-25 | 2000-12-08 | Sony Corp | 充電装置及び充電方法 |
JP2003158827A (ja) * | 2001-11-15 | 2003-05-30 | Matsushita Electric Works Ltd | リチウムイオン電池の充電方法および充電装置ならびに放電制御装置 |
KR20060083343A (ko) * | 2005-01-14 | 2006-07-20 | 주식회사 엘지화학 | 배터리의 밸런싱 장치 및 방법 |
JP2009142071A (ja) * | 2007-12-06 | 2009-06-25 | Honda Motor Co Ltd | 充電制御装置及びセル電圧均等化装置 |
-
2011
- 2011-09-05 KR KR1020110089481A patent/KR101241532B1/ko active IP Right Grant
-
2012
- 2012-05-18 WO PCT/KR2012/003968 patent/WO2013035963A1/fr active Application Filing
Patent Citations (4)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2000341871A (ja) * | 1999-05-25 | 2000-12-08 | Sony Corp | 充電装置及び充電方法 |
JP2003158827A (ja) * | 2001-11-15 | 2003-05-30 | Matsushita Electric Works Ltd | リチウムイオン電池の充電方法および充電装置ならびに放電制御装置 |
KR20060083343A (ko) * | 2005-01-14 | 2006-07-20 | 주식회사 엘지화학 | 배터리의 밸런싱 장치 및 방법 |
JP2009142071A (ja) * | 2007-12-06 | 2009-06-25 | Honda Motor Co Ltd | 充電制御装置及びセル電圧均等化装置 |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2018074808A1 (fr) * | 2016-10-21 | 2018-04-26 | 주식회사 엘지화학 | Appareil d'alimentation en tension de charge et procédé d'alimentation |
WO2018074809A1 (fr) * | 2016-10-21 | 2018-04-26 | 주식회사 엘지화학 | Système d'équilibrage de cellule et procédé de commande |
US10629961B2 (en) | 2016-10-21 | 2020-04-21 | Lg Chem, Ltd. | Cell balancing system and control method |
US10811887B2 (en) | 2016-10-21 | 2020-10-20 | Lg Chem, Ltd. | Charging voltage supply apparatus and supply method |
CN109301912A (zh) * | 2018-10-12 | 2019-02-01 | 苏州唯控汽车科技有限公司 | 电动车直接充电电压匹配单相转三相矩阵式切换开关 |
CN109301912B (zh) * | 2018-10-12 | 2024-02-20 | 苏州唯控汽车科技有限公司 | 电动车直接充电电压匹配单相转三相矩阵式切换开关 |
EP3648290A1 (fr) * | 2018-10-31 | 2020-05-06 | Toyota Jidosha Kabushiki Kaisha | Dispositif d'alimentation électrique |
JP2020072547A (ja) * | 2018-10-31 | 2020-05-07 | 株式会社豊田中央研究所 | 電源装置 |
CN111130164A (zh) * | 2018-10-31 | 2020-05-08 | 丰田自动车株式会社 | 电源设备 |
US11635469B2 (en) | 2018-10-31 | 2023-04-25 | Toyota Jidosha Kabushiki Kaisha | Power supply device |
US11757291B2 (en) | 2018-10-31 | 2023-09-12 | Toyota Jidosha Kabushiki Kaisha | Power supply device |
Also Published As
Publication number | Publication date |
---|---|
KR101241532B1 (ko) | 2013-03-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
WO2013035963A1 (fr) | Dispositif de charge de batterie faisant varier de façon adaptative la tension de charge et son procédé pour commander une charge de batterie de celui-ci | |
WO2012165771A2 (fr) | Système de stockage d'électricité comprenant un bms modularisé et procédé de commande de celui-ci | |
WO2018139742A1 (fr) | Bloc-batterie, procédé de contrôle de charge du bloc-batterie, et véhicule comprenant le bloc-batterie | |
WO2012128445A1 (fr) | Procédé et dispositif de commande de connexion de blocs de batteries | |
WO2013119070A1 (fr) | Appareil de circuit d'équilibrage de cellule d'un système de gestion de batterie à l'aide d'un convertisseur continu-continu bidirectionnel | |
CN110518667B (zh) | 一种梯次利用电池并联系统及其控制方法 | |
WO2012091287A1 (fr) | Dispositif de gestion d'un bloc-batterie et procédé faisant appel à l'indication du degré de dégradation d'une cellule de batterie secondaire, et bloc-batterie comprenant celui-ci | |
WO2020085819A1 (fr) | Dispositif d'équilibrage, système de gestion de batterie le comprenant, et bloc-batterie | |
WO2018101564A1 (fr) | Système et procédé de gestion d'alimentation à haut rendement liés à une batterie pour navire et installation en mer | |
WO2012115393A2 (fr) | Système de correction de soc comprenant de multiples paquets en parallèle | |
WO2018105874A1 (fr) | Système de charge de bloc-batterie | |
WO2012091434A2 (fr) | Procédé et dispositif pour calculer l'état de santé d'une batterie secondaire | |
CN101657782A (zh) | 多电池充电系统和方法 | |
WO2021033956A1 (fr) | Système de batterie et son procédé d'utilisation | |
WO2017111187A1 (fr) | Appareil et procédé d'équilibrage de tension entre bâtis de batterie | |
WO2022149958A1 (fr) | Dispositif de commande de batterie, système de batterie, système d'alimentation électrique et procédé de commande de batterie | |
WO2018135735A1 (fr) | Procédé de charge de batterie et dispositif de charge | |
WO2013035962A1 (fr) | Dispositif de charge de batterie variant activement les éléments de batterie afin qu'ils soient séparés et chargés et procédé permettant de contrôler la charge de la batterie | |
WO2013133555A1 (fr) | Dispositif radiocommandé pour stockage d'électricité par batterie | |
WO2021085869A1 (fr) | Procédé d'estimation de l'état de charge d'une batterie et système de gestion de batterie équipé de celui-ci | |
WO2013047973A1 (fr) | Dispositif d'alimentation pour équilibrage de cellules utilisant des cellules de batterie externes et son procédé d'équilibrage de cellules | |
WO2022197040A1 (fr) | Appareil et procédé de charge pour véhicules électriques | |
WO2021256817A1 (fr) | Système de gestion de batterie et étagère pour batterie pour charge sans fil | |
WO2015126225A1 (fr) | Unité de gestion de batterie et procédé de réglage d'identificateur au moyen d'une modulation de fréquence | |
WO2018074808A1 (fr) | Appareil d'alimentation en tension de charge et procédé d'alimentation |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
121 | Ep: the epo has been informed by wipo that ep was designated in this application |
Ref document number: 12830043 Country of ref document: EP Kind code of ref document: A1 |
|
NENP | Non-entry into the national phase |
Ref country code: DE |
|
122 | Ep: pct application non-entry in european phase |
Ref document number: 12830043 Country of ref document: EP Kind code of ref document: A1 |