WO2022140883A1 - 长待机的电化学装置、储能系统及电动车 - Google Patents
长待机的电化学装置、储能系统及电动车 Download PDFInfo
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- WO2022140883A1 WO2022140883A1 PCT/CN2020/139853 CN2020139853W WO2022140883A1 WO 2022140883 A1 WO2022140883 A1 WO 2022140883A1 CN 2020139853 W CN2020139853 W CN 2020139853W WO 2022140883 A1 WO2022140883 A1 WO 2022140883A1
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- 238000004146 energy storage Methods 0.000 title claims abstract description 37
- 238000012544 monitoring process Methods 0.000 description 10
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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
- H02J7/0031—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
- H02J7/0032—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 disconnection of loads if battery is not under charge, e.g. in vehicle if engine is not running
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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
- H02J7/00714—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery charging or discharging current
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L1/00—Supplying electric power to auxiliary equipment of vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L50/00—Electric propulsion with power supplied within the vehicle
- B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
- B60L50/60—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells using power supplied by batteries
- B60L50/64—Constructional details of batteries specially adapted for electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/20—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by converters located in the vehicle
- B60L53/22—Constructional details or arrangements of charging converters specially adapted for charging electric vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
- B60L53/62—Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
- B60L58/14—Preventing excessive 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
- H01M10/425—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
- 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
- H02J7/00306—Overdischarge protection
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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
- H02J7/0047—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]
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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
- H02J7/007182—Regulation of charging or discharging current or voltage the cycle being controlled or terminated in response to electric parameters in response to battery voltage
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/0003—Details of control, feedback or regulation circuits
- H02M1/0032—Control circuits allowing low power mode operation, e.g. in standby mode
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L2260/00—Operating Modes
- B60L2260/40—Control modes
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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
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
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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
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
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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
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/10—Control circuit supply, e.g. means for supplying power to the control circuit
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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
- H02J2207/00—Indexing scheme relating to details of circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J2207/20—Charging or discharging characterised by the power electronics converter
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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
- H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
- H02J2310/40—The network being an on-board power network, i.e. within a vehicle
- H02J2310/48—The network being an on-board power network, i.e. within a vehicle for electric vehicles [EV] or hybrid vehicles [HEV]
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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
- 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
Definitions
- the present application relates to the field of battery technology, and in particular, to a long-standby electrochemical device, an energy storage system and an electric vehicle.
- a battery system can be provided. Charge the battery system when the power is sufficient. In the case of power shortage, the battery system is used for power supply. The existing battery system can still maintain a long storage time when the state of charge (SOC) is low and the external charging cannot be timely.
- SOC state of charge
- the battery management system Battery Management System, BMS
- BMS Battery Management System
- the energy storage converter system Power Control System, PCS
- PCS Power Control System
- the switch unit is electrically connected between the battery management system and the battery unit;
- the battery management system is configured to obtain the state of charge of the battery unit, and when the state of charge is less than a preset threshold and the electrochemical device does not obtain the charging current transmitted by the external charging device, the battery
- the management system outputs a first signal to the switch unit, and the switch unit disconnects the electrical connection between the battery unit and the battery management system according to the first signal.
- the first diode D1 The first diode D1
- the third transformer T3 The third transformer T3
- the battery unit 10 is electrically connected to the battery management system 20 through the switch unit 30 , and when the battery unit 10 performs a discharge operation, the battery unit 10 outputs electrical energy to the battery management system 20. Maintain the operation of the battery management system 20.
- the battery unit 10 is electrically connected to the energy storage inverter system 40 , the energy storage inverter system 40 is electrically connected to a load (not shown), and the battery unit 10 transmits electrical energy through the energy storage inverter system 40 . load (not shown).
- the energy storage inverter system 40 when the battery unit 10 is charged, the direction of the charge and mass transfer process inside the battery is just opposite to that of discharge. Specifically, the energy storage inverter system 40 is electrically connected to an external charging device 50 , and the energy storage inverter system 40 transmits the electric energy of the external charging device 50 to the battery unit 10 to realize the external charging device 50 Charging of the battery cell 10 .
- the battery management system 20 is electrically connected to the battery unit 10, and can be used to measure the terminal voltage of the battery unit 10 and charge the single cells in a balanced manner, so that each battery in the battery unit 10 reaches the In a balanced and consistent state, the total voltage of the battery unit 10 is measured, the total current and state of charge of the battery unit 10 are measured, and the working state of the battery unit 10 is dynamically monitored.
- the terminal voltage and temperature of each battery, the charging and discharging current and the total voltage of the battery unit 10 can prevent the battery from overcharging or overdischarging, real-time data display, data recording and analysis, etc.
- the battery management system 20 outputs a signal according to the detected state of charge of the battery unit 10 .
- the first end of the second power management unit 80 is electrically connected to the battery unit 10
- the second end of the second power management unit 80 is electrically connected to the switch unit 30
- the second end of the second power management unit 80 is electrically connected to the switch unit 30 .
- the three terminals are electrically connected to the second control unit 223 .
- the second control unit 223 When the state of charge is less than a preset threshold and the electrochemical device 100 does not obtain the charging current transmitted by the external charging device 50 , the second control unit 223
- the first control unit 60 is controlled to output the first signal, so that the switch unit 30 disconnects the electrical connection between the battery unit 10 and the battery management system 20 according to the first signal.
- it further includes a third power management unit 90, the third power management unit 90 is electrically connected between the first power management unit 70 and the external charging device 50, and is used for connecting the The third voltage output by the external charging device 50 is converted into the first voltage, and the converted first voltage is transmitted to the first power management unit 70 .
- the positive electrode B+ of the first string of battery packs B1 is electrically connected to one end of the capacitor C and the first DC port of the first converter 42 through the switch K and the fuse F
- the M-th string of battery packs is electrically connected to one end of the capacitor C and the first DC port of the first converter 42
- the positive pole B+ of BN is electrically connected to the negative pole B- of the battery pack BN-1 of the M-1 string
- the negative pole B- of the battery pack BN of the Mth string is electrically connected to the other end of the capacitor C and the first converter 42 .
- the second DC port is electrically connected to a DC port of the second converter 41
- an AC port of the second converter 41 can be electrically connected to an external charging device 50 or a load (not shown in the figure). ).
- the second control unit 223 receives the information collected by the N control chips UC1-UCN, and calculates the state of charge according to the collected information, so as to output a corresponding signal to the first control unit 60 according to the state of charge. , wherein the second control unit 223 includes a control chip U2.
- the second power management unit 80 may be a first transformer T1 having a first-stage coil and a second-stage coil.
- the third power management unit 90 may be a second transformer T2 having a first-stage coil and a second-stage coil.
- the first power management unit 70 may be a third transformer T3 having a first-stage coil and a second-stage coil.
- the control chip U2 When the threshold is set, the control chip U2 outputs a signal to the first main control chip U1, so that the first main control chip U1 turns off the switch tube Q1, and after the switch tube Q1 is turned off, it is turned off. Open the electrical connection between the anode of the battery unit 10 and one end of the first pole coil of the first transformer T1, the battery unit 10 cannot supply power to the first transformer T1, and the first transformer T1 cannot output.
- the control chip U2 is powered off, so that the charging and discharging process of the battery unit 10 cannot be managed, and the battery management system 20 is powered off.
Abstract
Description
Claims (10)
- 一种长待机的电化学装置,其特征在于,包括电池单元、电池管理系统及开关单元;所述开关单元电连接于所述电池管理系统与所述电池单元之间;所述电池管理系统,用于获取所述电池单元的荷电状态,当所述荷电状态小于预设阈值,且所述电化学装置未获取到外部充电设备传输的充电电流时,所述电池管理系统输出第一信号给所述开关单元,用于控制所述开关单元根据所述第一信号断开所述电池单元与所述电池管理系统之间的电连接。
- 如权利要求1所述电化学装置,其特征在于,当所述荷电状态小于预设阈值,且所述电化学装置获取到外部充电设备传输的充电电流时,所述电池管理系统输出第二信号给所述开关单元,所述开关单元根据所述第二信号导通所述电池单元与所述电池管理系统之间的电连接。
- 如权利要求2所述电化学装置,其特征在于,还包括第一电源管理单元和第一控制单元;所述第一电源管理单元电连接于所述第一控制单元与外部充电设备之间,用于将所述外部充电设备输出的第一电压转换为第二电压,以为所述第一控制单元供电,所述第一控制单元控制所述开关单元根据所述第二信号导通所述电池单元与所述电池管理系统之间的电连接。
- 如权利要求1至3任一项所述电化学装置,其特征在于,还包括第一二极管;所述第一二极管的阳极电连接外部充电设备,所述第一二极管的阴极电连接所述电池管理系统;当所述荷电状态小于预设阈值,且所述电化学装置获取到外部充电设备传输的充电电流时,外部充电设备提供的电能经过所述第一二极管输入所述电池管理系统。
- 如权利要求4所述电化学装置,其特征在于,还包括第二电源管理单元和第二控制单元;所述第二电源管理单元的第一端电连接所述电池单元,所述第二电源管理单元的第二端电连接所述开关单元和所述第一二极管,所述二电源管理单元的第三端电连接所述第二控制单元;当所述荷电状态小于预设阈值,且所述电化学装置未获取到外部充电设备传输的充电电流时,所述第二控制单元控制所述第一控制单元控制输出所述第一信号。
- 如权利要求2所述电化学装置,其特征在于,还包括第三电源管理单元;所述第三电源管理单元电连接于所述第一电源管理单元与外部充电设备之间,用于将所述外部充电设备输出的第三电压转换为第一电压,并将转换后的第一电压传输给所述第一电源管理单元。
- 如权利要求6所述电化学装置,其特征在于,还包括第二二极管和第三二极管;所述第二二极管的阳极电连接所述第三电源管理单元,所述第二二极管的阴极电连接所述第一电源管理单元和所述第三二极管的阴极,所述第三二极管的阳极电连接所述第二电源管理单元;当所述电化学装置获取到外部充电设备传输的充电电流时,所述外部充电设备通过所述第二二极管和所述第三二极管对所述第一控制单元进行供电。
- 如权利要求5所述电化学装置,其特征在于,所述开关单元包括开关管,所述开关管的第一端、第二端及第三端分别电连接所述电池单元、所述第二电源单元及所述第一控制单元。
- 一种储能系统,其特征在于,包括如权利要求1至8任一项所述电化学装置和与所述电化学装置电连接的储能逆变系统,所述储能逆变系统用于将外部充电设备的电能进行转换后传输给所述电化学装置,或者,将所述电化学装置的电能进行转换后传输给负载。
- 一种电动车,其特征在于,包括如权利要求1至8任一项所述电化学装置。
Priority Applications (5)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2023539933A JP2024504575A (ja) | 2020-12-28 | 2020-12-28 | 長待機の電気化学装置、エネルギー貯蔵システム及び電気自動車 |
EP20967236.9A EP4270703A4 (en) | 2020-12-28 | 2020-12-28 | ELECTROCHEMICAL LONG STANDBY DEVICE, ENERGY STORAGE SYSTEM AND ELECTRIC VEHICLE |
PCT/CN2020/139853 WO2022140883A1 (zh) | 2020-12-28 | 2020-12-28 | 长待机的电化学装置、储能系统及电动车 |
CN202080108252.XA CN116711174A (zh) | 2020-12-28 | 2020-12-28 | 长待机的电化学装置、储能系统及电动车 |
US18/343,049 US20230420972A1 (en) | 2020-12-28 | 2023-06-28 | Long-standby electrochemical apparatus, energy storage system, and electric vehicle |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
PCT/CN2020/139853 WO2022140883A1 (zh) | 2020-12-28 | 2020-12-28 | 长待机的电化学装置、储能系统及电动车 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US18/343,049 Continuation US20230420972A1 (en) | 2020-12-28 | 2023-06-28 | Long-standby electrochemical apparatus, energy storage system, and electric vehicle |
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WO2022140883A1 true WO2022140883A1 (zh) | 2022-07-07 |
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KR20160007869A (ko) * | 2014-07-07 | 2016-01-21 | 파워소프트 주식회사 | 자체소모전력 차단 기능이 구비된 배터리 관리 시스템 |
CN108011433A (zh) * | 2012-10-11 | 2018-05-08 | 株式会社杰士汤浅国际 | 蓄电装置及其控制方法、蓄电装置监测用系统、存储介质 |
CN109599919A (zh) * | 2019-01-17 | 2019-04-09 | 安徽行新能源技术有限公司 | 一种bms过欠压保护电路 |
CN111313374A (zh) * | 2020-03-09 | 2020-06-19 | 深圳市麦澜创新科技有限公司 | 一种应用于电动自行车bms的电池系统欠压保护电路和方法 |
CN111668902A (zh) * | 2020-06-19 | 2020-09-15 | 东莞新能安科技有限公司 | 电池装置控制电路 |
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CN108011433A (zh) * | 2012-10-11 | 2018-05-08 | 株式会社杰士汤浅国际 | 蓄电装置及其控制方法、蓄电装置监测用系统、存储介质 |
KR20160007869A (ko) * | 2014-07-07 | 2016-01-21 | 파워소프트 주식회사 | 자체소모전력 차단 기능이 구비된 배터리 관리 시스템 |
CN109599919A (zh) * | 2019-01-17 | 2019-04-09 | 安徽行新能源技术有限公司 | 一种bms过欠压保护电路 |
CN111313374A (zh) * | 2020-03-09 | 2020-06-19 | 深圳市麦澜创新科技有限公司 | 一种应用于电动自行车bms的电池系统欠压保护电路和方法 |
CN111668902A (zh) * | 2020-06-19 | 2020-09-15 | 东莞新能安科技有限公司 | 电池装置控制电路 |
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EP4270703A1 (en) | 2023-11-01 |
JP2024504575A (ja) | 2024-02-01 |
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