CN112622661A - Charging system and charging method thereof - Google Patents
Charging system and charging method thereof Download PDFInfo
- Publication number
- CN112622661A CN112622661A CN202011277019.2A CN202011277019A CN112622661A CN 112622661 A CN112622661 A CN 112622661A CN 202011277019 A CN202011277019 A CN 202011277019A CN 112622661 A CN112622661 A CN 112622661A
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- battery
- charging
- circuit
- information
- charger
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- 238000000034 method Methods 0.000 title claims abstract description 16
- 230000010365 information processing Effects 0.000 claims abstract description 9
- 230000005540 biological transmission Effects 0.000 claims 3
- 238000010586 diagram Methods 0.000 description 9
- 238000007599 discharging Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000004134 energy conservation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Classifications
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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
- B60L53/30—Constructional details of charging stations
- B60L53/31—Charging columns specially adapted for electric vehicles
-
- 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
- B60L53/68—Off-site monitoring or control, e.g. remote control
-
- 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
-
- 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
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
-
- 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
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/16—Information or communication technologies improving the operation of electric vehicles
- Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
-
- 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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
- Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
- Y04S30/12—Remote or cooperative charging
Abstract
The invention relates to a charging system, which comprises a charger and a remote control device, and is characterized in that the charger comprises a charging control circuit, the charging control circuit comprises a controller, a battery information acquisition circuit for acquiring current information of a battery, a battery current information transmitting circuit, a battery charging information receiving circuit for receiving the charging information of the battery and a charging circuit, the remote control device comprises an information processing control circuit, and the information processing control circuit comprises a battery current information receiving circuit for receiving the current information of the battery transmitted by the charger, a controller for processing the current information of the battery received by the receiving circuit and a transmitting circuit for transmitting the charging information of the battery to the charger. The invention can remotely and dynamically adjust the charging method of the battery according to the using state of the battery.
Description
Technical Field
The present invention relates to the field of charging systems.
Background
At present, in the process of charging the battery of the electric vehicle, for example, when the battery is charged through a charging pile, a fixed charging program is usually arranged in the charging pile, and when a user charges the battery, the user cannot select a proper charging program. In addition, some charging pile users can carry out limited selection, and the current charging mode cannot automatically match the proper charging mode for the user battery.
Disclosure of Invention
In order to solve the above technical problem, the present invention provides a charging system, including a charger and a remote control device, wherein the charger includes a charging control circuit, the charging control circuit includes a controller, a battery information obtaining circuit for obtaining current information of a battery, a battery current information transmitting circuit, a battery charging information receiving circuit for receiving the charging information of the battery, and a charging circuit, the remote control device includes an information processing control circuit, the information processing control circuit includes a battery current information receiving circuit for receiving the current information of the battery transmitted by the charger, a controller for processing the current information of the battery received by the receiving circuit, and a transmitting circuit for transmitting the charging information of the battery to the charger.
Further, the charging circuit comprises a charging mode switching circuit, and after the charging control circuit of the charger receives the battery charging information transmitted by the remote control device according to the battery charging information receiving circuit, the charging control circuit controls the charging circuit to charge the battery in a specific charging mode through the charging mode switching circuit.
Further, the charging control circuit comprises a charging mode algorithm circuit, and the charging control circuit of the charger controls the charging circuit to charge the battery in a specific charging mode through the charging mode algorithm circuit after receiving the battery charging information transmitted by the remote control device through the battery charging information receiving circuit.
Further, the current information of the battery acquired by the battery information acquisition circuit is battery parameter information that can acquire the current discharge capacity of the battery.
The invention also discloses a charging method of the charging system.
The charging system and the charging method can be used for remotely and dynamically adjusting the charging method of the battery according to the use state of the battery.
Drawings
FIG. 1 is a schematic diagram of a charging system of the present invention;
fig. 2 is a circuit block diagram of a first embodiment of the charging system charger of the present invention;
FIG. 3 is a schematic view of a remote control device of the present invention;
fig. 4 is a charging flow chart of the first embodiment of the charging system of the present invention;
fig. 5 is a circuit block diagram of a second embodiment of the charging system charger of the present invention;
fig. 6 is a charging flow diagram of a second embodiment of the charging system charger of the present invention;
FIG. 7 is a circuit diagram of a first embodiment of a charging mode switching circuit and a charging circuit of the charger of the present invention;
FIG. 8 is a circuit diagram of a second embodiment of the charging mode switching circuit and the charging circuit of the charger of the present invention;
fig. 9 is a circuit diagram of a charging mode switching circuit and a charging circuit of a charger according to a third embodiment of the present invention.
Detailed Description
The invention is further described with reference to the following figures and specific embodiments.
As shown in fig. 1 to 3, the present invention provides a charging system including a charger 100 and a remote control device 200, and the charger 100 of the present invention may be implemented in the form of a charging pile. As shown in fig. 1, the charger 100 according to the first embodiment of the present invention includes a charging control circuit 10, the charging control circuit 10 includes a battery information acquisition circuit 1, a controller 2, a charging circuit 3, an algorithm circuit 4, a transmitting circuit 6, and a receiving circuit 7, which are preferably used to acquire current information of a battery, the battery information acquisition circuit 1, the charging circuit 3, the algorithm circuit 4, the transmitting circuit 6, and the receiving circuit 7 are electrically connected to the controller 2, respectively, and a charging battery of an external electric bicycle is connected to the charging control circuit 10 by wire or wirelessly to exchange data and charge. As shown in fig. 3, the remote control device 200 of the present invention includes an information processing control circuit 20, and the information processing control circuit 20 includes an information receiving circuit 27 that receives information transmitted from the charger, a controller 22 that processes the received information, and a transmitting circuit 26 that transmits the processed charging information to the charger. As shown in fig. 4, the battery information obtaining circuit 1 of the charger obtains the current information of the battery, the battery current information transmitting circuit 6 transmits the obtained current information of the battery to the remote control device 20, the battery current information receiving circuit 27 of the remote control device 20 receives the current information of the battery, the controller 22 of the remote control device 20 processes the current information of the battery and obtains the charging information of the battery, the transmitting circuit 26 of the remote control device transmits the charging information of the battery to the battery charging information receiving circuit 7 of the charger, and the controller 2 of the charger controls the charging circuit 3 to charge the battery in a specific charging mode by controlling the charging mode algorithm circuit 4 according to the received charging information of the battery.
As shown in fig. 5, the charger according to the second embodiment of the charging system of the present invention differs from the charger according to the first embodiment in that the algorithm circuit 4 is replaced with a charging mode switching circuit 5, and the other steps are the same. As shown in fig. 6, the battery information obtaining circuit 1 of the charger obtains the current information of the battery, the battery current information transmitting circuit 6 transmits the obtained current information of the battery to the remote control device 20, the battery current information receiving circuit 27 of the remote control device 20 receives the current information of the battery, the controller 22 of the remote control device 20 processes the current information of the battery and obtains the charging information of the battery, the transmitting circuit 26 of the remote control device transmits the charging information of the battery to the battery charging information receiving circuit 7 of the charger, and the controller 2 of the charger controls the charging circuit 3 to charge the battery in a specific charging mode by controlling the charging mode switching circuit 5 according to the received charging information of the battery.
In the embodiment of the present invention, the specific charging mode of the charging circuit 3 preferably refers to a specific charging curve, and the controller 2 of the charger may adjust the charging curve that best matches the charging of the rechargeable battery according to the charging information sent by the remote control device, thereby achieving the charging safety and charging efficiency of the battery.
In the embodiment of the present invention, in order to further realize safe and efficient charging, the current information of the battery is preferably the information that can calculate the discharge capacity of the battery, and the controller 2 of the charging control circuit 10 controls the charging circuit 3 to output a specific charging capacity pattern to charge the battery according to the charging information formed by processing the charging capacity transmitted by the remote control device 20. The ratio of the charging capacity of the battery to be charged to the discharging capacity calculated by the current parameter is more than or equal to 1, and the charging capacity is preferably slightly higher than the discharging capacity, so that the energy conservation can be better realized. The battery current information is information when the battery starts to be charged.
As shown in fig. 7 to 9, the charging mode switching circuit 5 and the charging circuit 3 of the charger according to the second embodiment of the present invention are circuit diagrams, and the rechargeable battery is electrically connected to the charger through an external port of the charger. As shown in fig. 7, there are a plurality of, for example, 3 rechargeable batteries, and the rechargeable batteries are charged through the external charging port of the charger and through the charging mode switching circuit 5 and the charging circuit 3, because different rechargeable batteries have different state information when starting to charge, according to the obtained different state information, the controller 2 of the charging control circuit 10 controls the charging mode switching circuit 5, so that the charging circuit 3 charges different batteries in different charging modes, and through the charging mode switching circuit 5, the charging information values of the charging circuit 3, such as the current magnitude and the charging time, can be intelligently distributed, on one hand, it is ensured that the charging capability of the charging circuit 3 is fully utilized, and on the other hand, it is ensured that the rechargeable batteries are charged in a reasonable charging mode. As shown in fig. 8, the charger of the present invention can also charge a plurality of rechargeable batteries through a plurality of, for example, 3 charging mode switching circuits 5a, 5b, 5c and a plurality of, for example, 3 charging circuits 3a, 3b, 3c, all of the rechargeable batteries are connected to the charging circuits 3a, 3b, 3c through the charging mode switching circuits 5a, 5b, 5c, and similarly, the charging information values of the charging circuits 3a, 3b, 3c can be intelligently distributed through the charging mode switching circuits 5a, 5b, 5c, and in addition, since the requirement for charging is high by using one charging circuit, the manufacturing cost is high, and by using a plurality of charging circuits 3a, 3b, 3c, the manufacturing requirement for the charging circuits can be appropriately reduced, thereby achieving cost reduction, and also reducing the operating temperature, and ensuring charging safety. As shown in fig. 9, the charger of the present invention can also charge one battery by a plurality of charging mode switching circuits 5a, 5b, 5c and a plurality of charging circuits 3a, 3b, 3 c.
Also, the circuit diagrams of the arithmetic circuit 4 and the charging circuit 3 of the charger of the first embodiment of the present invention may be similar to those of the second embodiment, and the corresponding object can be achieved by replacing the charging mode switching circuit with the arithmetic circuit.
In addition, the number of the charging circuit 3, the charging mode switching circuit 5, the charging mode algorithm circuit 4 and the external charging ports of the present invention can be arbitrarily combined as required. Therefore, intelligent charging of different batteries at the same time can be realized. By acquiring the current information of the battery, the charging mode matched with the rechargeable battery can be accurately and reliably selected.
The charger of the present invention may be in the form of a charging post.
The above-described embodiments are only preferred embodiments of the present invention, and are not intended to limit the present invention in any way, and other variations and modifications may be made without departing from the spirit of the invention as set forth in the claims.
Claims (9)
1. A charging system comprises a charger and a remote control device, and is characterized in that the charger comprises a charging control circuit, the charging control circuit comprises a controller, a battery information acquisition circuit used for acquiring current information of a battery, a battery current information transmitting circuit, a battery charging information receiving circuit used for receiving charging information of the battery and a charging circuit, the remote control device comprises an information processing control circuit, the information processing control circuit comprises a battery current information receiving circuit used for receiving the current information of the battery transmitted by the charger, a controller used for processing the current information of the battery received by the receiving circuit and a transmitting circuit used for transmitting the charging information of the battery to the charger.
2. The charging system of claim 1, wherein the charging control circuit comprises a charging mode switching circuit, and the charging control circuit of the charger controls the charging circuit to charge the battery in a specific charging mode through the charging mode switching circuit according to the battery charging information received by the battery charging information receiving circuit and transmitted by the remote control device.
3. The charging system of claim 2, wherein the charging control circuit comprises a charging mode algorithm circuit, and the charging control circuit of the charger controls the charging circuit to charge the battery in a specific charging mode according to the battery charging information received by the battery charging information receiving circuit and transmitted by the remote control device.
4. A charging system according to any one of claims 1 to 3, wherein the current information of the battery acquired by the battery information acquisition circuit is battery parameter information for acquiring a current discharge capacity of the battery.
5. A charging method is used for a charger and a remote control device and is characterized in that the charger acquires current information of a battery, the charger sends the acquired current information of the battery to the remote control device, the remote control device receives the current information of the battery and sends charging information of the battery to the charger, and the charger charges the battery according to the charging information of the battery.
6. A charging method according to claim 5, wherein the charger includes a charging control circuit including a controller, a battery information acquisition circuit for acquiring current information of the battery, a battery current information transmission circuit, a battery charging information reception circuit for receiving the charging information of the battery, and a charging circuit, and the remote control device includes an information processing control circuit including a battery current information reception circuit for receiving the current information of the battery transmitted from the charger, a controller for processing the current information of the battery received by the reception circuit, and a transmission circuit for transmitting the charging information of the battery to the charger, wherein the battery information acquisition circuit acquires the current information of the battery, and the battery current information transmission circuit transmits the acquired current information of the battery to the remote control device, the battery current information receiving circuit of the remote control device receives the battery current information, the controller of the battery current information processes the battery current information, the transmitting circuit of the remote control device sends the battery charging information to the battery charging information receiving circuit of the charger, and the charging circuit of the charger charges the battery according to the battery charging information.
7. The charging method as claimed in claim 6, wherein the charging control circuit comprises a charging mode switching circuit, and the charger controls the charging circuit to charge the battery in a specific charging mode through the charging mode switching circuit after receiving the charging information of the battery.
8. The charging method as claimed in claim 6, wherein the charging control circuit comprises a charging mode algorithm circuit, and wherein the charger receives the charging information of the battery, and controls the charging circuit to charge the battery in a specific charging mode through the charging mode algorithm circuit.
9. A charging method as claimed in any one of claims 5 to 8, wherein the current information of the battery obtained by the battery information obtaining circuit is parameter information capable of calculating the current discharge capacity of the battery, and the remote control device outputs specific charging capacity parameter information to the charger according to the current discharge capacity parameter information.
Priority Applications (1)
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CN202011277019.2A CN112622661A (en) | 2020-11-16 | 2020-11-16 | Charging system and charging method thereof |
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CN202011277019.2A CN112622661A (en) | 2020-11-16 | 2020-11-16 | Charging system and charging method thereof |
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CN202011277019.2A Pending CN112622661A (en) | 2020-11-16 | 2020-11-16 | Charging system and charging method thereof |
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Citations (10)
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JPH06253462A (en) * | 1993-02-26 | 1994-09-09 | Nec Corp | Battery charger |
EP1770845A2 (en) * | 2005-08-29 | 2007-04-04 | Pinnacle West Capital Corporation | Battery charger and method of charging a battery |
JP2012085505A (en) * | 2010-10-12 | 2012-04-26 | Hyundai Motor Co Ltd | Telematics device of electric vehicle for remote charging control and method of providing service thereof |
US20160046199A1 (en) * | 2014-08-14 | 2016-02-18 | Schumacher Electric Corp. | Battery Charger Status Control System and Method |
CN207530600U (en) * | 2017-12-01 | 2018-06-22 | 北京异物志文化有限公司 | A kind of electric vehicle and its charging control circuit |
CN108496289A (en) * | 2017-07-31 | 2018-09-04 | 深圳市大疆创新科技有限公司 | Battery charging control method, charging equipment, subscriber terminal equipment and system |
CN110112795A (en) * | 2018-02-01 | 2019-08-09 | 广州极飞科技有限公司 | Charger, multi-battery charging system and its charge control method |
CN110168838A (en) * | 2016-12-15 | 2019-08-23 | 日本电气株式会社 | Charging system, charge controller, charger, user terminal, charging method and recording medium |
US20200044464A1 (en) * | 2019-08-22 | 2020-02-06 | Ioan Sasu | Fast rechargeable battery assembly and recharging equipment |
CN111251928A (en) * | 2018-11-30 | 2020-06-09 | 宁德时代新能源科技股份有限公司 | Charging method, charging device, charging equipment, charging medium, battery management system and charging pile |
-
2020
- 2020-11-16 CN CN202011277019.2A patent/CN112622661A/en active Pending
Patent Citations (10)
Publication number | Priority date | Publication date | Assignee | Title |
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JPH06253462A (en) * | 1993-02-26 | 1994-09-09 | Nec Corp | Battery charger |
EP1770845A2 (en) * | 2005-08-29 | 2007-04-04 | Pinnacle West Capital Corporation | Battery charger and method of charging a battery |
JP2012085505A (en) * | 2010-10-12 | 2012-04-26 | Hyundai Motor Co Ltd | Telematics device of electric vehicle for remote charging control and method of providing service thereof |
US20160046199A1 (en) * | 2014-08-14 | 2016-02-18 | Schumacher Electric Corp. | Battery Charger Status Control System and Method |
CN110168838A (en) * | 2016-12-15 | 2019-08-23 | 日本电气株式会社 | Charging system, charge controller, charger, user terminal, charging method and recording medium |
CN108496289A (en) * | 2017-07-31 | 2018-09-04 | 深圳市大疆创新科技有限公司 | Battery charging control method, charging equipment, subscriber terminal equipment and system |
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CN110112795A (en) * | 2018-02-01 | 2019-08-09 | 广州极飞科技有限公司 | Charger, multi-battery charging system and its charge control method |
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Effective date of registration: 20211129 Address after: 311100 room 1120, 3rd floor, building 1, 187 Yunxi Road, Tangqi Town, Yuhang District, Hangzhou City, Zhejiang Province Applicant after: Hangzhou lead lithium Zhixing Technology Co.,Ltd. Address before: 233000 No.31, building 25, District 9, Guangcai market, bengshan District, Bengbu City, Anhui Province Applicant before: Bengbu Ruide New Energy Technology Co.,Ltd. |
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Application publication date: 20210409 |