MANAGEMENT SYSTEM AND MANAGEMENT METHOD OF BATTERY AND BATTERY CHARGER, AND BATTERY CHARGER

• US 20160101705A1
• Filed: 04/11/2014
• Published: 04/14/2016
• Est. Priority Date: 06/07/2013
• Status: Active Grant

• Current Assignee: Kabushiki Kaisha Toyota Jidoshokki (Toyota Motor Corporation)
• Original Assignee: Kabushiki Kaisha Toyota Jidoshokki (Toyota Motor Corporation)
• Inventors: NISHIGAKI, Kenji, KURAISHI, Mamoru, HIROSE, Shinji, HATANO, Junichi
• Granted Patent: US 9,931,955 B2
• Time in Patent Office: Days
• US Class Current: 1/1
• CPC Class Codes: B60L 2200/42 Fork lift trucks
• CPC Class Codes: B60L 2240/545 Temperature
• CPC Class Codes: B60L 2240/547 Voltage
• CPC Class Codes: B60L 2240/549 Current
• CPC Class Codes: B60L 2240/70 Interactions with external data bases, e.g. traffic centres
• CPC Class Codes: B60L 2250/16 by display
• CPC Class Codes: B60L 3/12 Recording operating variables ; Monitoring of operating variables
• CPC Class Codes: B60L 53/14 Conductive energy transfer
• CPC Class Codes: B60L 53/60 Monitoring or controlling charging stations
• CPC Class Codes: B60L 53/62 in response to charging parameters, e.g. current, voltage or electrical charge
• CPC Class Codes: B60L 53/67 Controlling two or more charging stations
• CPC Class Codes: B60L 53/68 Off-site monitoring or control, e.g. remote control
• CPC Class Codes: B60L 58/12 responding to state of charge [SoC]
• CPC Class Codes: B66F 9/24 Electrical devices or systems
• CPC Class Codes: G06Q 10/06 Resources, workflows, human or project management; Enterprise or organisation planning; Enterprise or organisation modelling
• CPC Class Codes: H01M 10/44 Methods for charging or discharging circuits for charging H02J7/00
• CPC Class Codes: H01M 2010/4278 Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
• CPC Class Codes: H02J 13/00001 characterised by the display of information or by user interaction, e.g. supervisory control and data acquisition systems [SCADA] or graphical user interfaces [GUI]
• CPC Class Codes: H02J 13/00017 using optical fiber
• CPC Class Codes: H02J 5/00 Circuit arrangements for transfer of electric power between ac networks and dc networks H02J3/36 takes precedence
• CPC Class Codes: H02J 7/0048 : Detection of remaining charge capacity or state of charge [SOC]
• CPC Class Codes: H02J 7/005 : Detection of state of health [SOH]
• CPC Class Codes: H02J 7/02 : for charging batteries from ac mains by converters
• CPC Class Codes: Y02E 60/10 : Energy storage using batteries
• CPC Class Codes: Y02P 90/60 : Electric or hybrid propulsion means for production processes
• CPC Class Codes: Y02T 10/70 : Energy storage systems for electromobility, e.g. batteries
• CPC Class Codes: Y02T 10/7072 : Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
• CPC Class Codes: Y02T 10/72 : Electric energy management in electromobility
• CPC Class Codes: Y02T 90/12 : Electric charging stations
• CPC Class Codes: Y02T 90/14 : Plug-in electric vehicles
• CPC Class Codes: Y02T 90/16 : Information or communication technologies improving the operation of electric vehicles

Abstract

A management system and a management method of a battery and a battery charger, and a battery charger are provided that can obtain information on the state of a battery and information on the usage state of a battery charger even during charging so as to monitor/control the battery and the battery charger even during the charging.

Claims

1. A management system, connected to a battery charger for charging a battery via a communication network, of a battery and a battery charger, the management system comprising:

a storage unit configured to receive communication data containing information on a state of the battery and information on a usage state of the battery charger from a communication unit provided in the battery charger via the communication network, to store the information on the state of the battery contained in the communication data in association with time information for each of the batteries, and to store the information on the usage state of the battery charger in association with time information for each of the battery chargers; and

a unit configured to process the information stored in the storage unit as statistic data for each of the batteries, to process the information stored in the storage unit for each of the battery chargers as statistic data, and to display the processed statistic data.

2. The management system of the battery and the battery charger according to claim 1, wherein

the battery charger receives information on the state of the battery from a battery control unit configured to monitor the state of the battery.

3. The management system of the battery and the battery charger according to claim 2, wherein

the battery charger includes a charge control unit that monitors and controls charging of the battery and that conducts a communication with the battery control unit, and

the charge control unit sends, to the communication unit, the information on the state of the battery charger received from the battery control unit and the information on the usage state of the battery charger.

4. The management system of the battery and the battery charger according to claim 3, wherein

the communication unit receives information on a state of a battery and information on a usage state of a different battery charger sent from a charge control unit of a different battery charger, and transmits the information on the state of the battery and the information on the usage state of the different battery charger sent from the charge control unit of the different battery charger to the management system via the communication network.

5. The management system of the battery and the battery charger according to claim 3, the management system comprising:

a management terminal configured to transmit control information for controlling an operation of charging of the battery conducted by the battery charger to the communication unit of the battery charger via the communication network, wherein

the communication unit sends, to the charge control unit, the control information transmitted from the management terminal and received via the communication network, and the charge control unit controls the operation of charging of the battery in accordance with the control information.

14. The management system of the battery and the battery charger according to claim 4, the management system comprising:

a management terminal configured to transmit control information for controlling an operation of charging of the battery conducted by the battery charger to the communication unit of the battery charger via the communication network, wherein

the communication unit sends, to the charge control unit, the control information transmitted from the management terminal and received via the communication network, and the charge control unit controls the operation of charging of the battery in accordance with the control information.

6. A management method of a battery and a battery charger in a management system connected, via a communication network, to a battery charger for charging a battery, the management method comprising:

receiving communication data containing information on a state of the battery and information on a usage state of the battery charger from a communication unit provided in the battery charger via the communication network, storing the information on the state of the battery contained in the communication data in association with time information for each of the batteries, and storing the information on the usage state of the battery charger in association with time information for each of the battery chargers; and

processing the information stored in the storage unit as statistic data for each of the batteries, processing the information stored in the storage unit for each of the battery chargers as statistic data, and displaying the processed statistic data.

7. The management method of the battery and the battery charger according to claim 6, wherein

the battery charger receives information on the state of the battery from a battery control unit configured to monitor the state of the battery.

8. The management method of the battery and the battery charger according to claim 7, the management method comprising:

a charge control unit, that monitors and controls charging of the battery and that conducts a communication with the battery control unit, sending, to the communication unit, the information on the state of the battery received from the battery control unit and the information on the usage state of the battery charger.

9. The management method of the battery and the battery charger according to claim 8, the management method comprising:

the communication unit receiving information on a state of a battery and information on a usage state of a different battery charger sent from a charge control unit of a different battery charger, and transmitting the information on the state of the battery and the information on the usage state of the different battery charger sent from the charge control unit of the different battery charger to the management system via the communication network.

10. The management method of the battery and the battery charger according to claim 8, wherein

the communication unit sends, to the charge control unit, the control information transmitted from the management terminal and received via the communication network, and the charge control unit controls the operation of charging of the battery in accordance with the control information.

15. The management method of the battery and the battery charger according to claim 9, wherein

the communication unit sends, to the charge control unit, the control information transmitted from the management terminal and received via the communication network, and the charge control unit controls the operation of charging of the battery in accordance with the control information.

11. A battery charger that charges a battery, the battery charger comprising:

a charge control unit configured to send information on a state of the battery and information on a usage state of the battery charger to a communication unit; and

a communication unit configured to transmit, to a management system via a communication network, the information on the state of the battery and the information on the usage state of the battery charger sent from the charge control unit.

12. The battery charger according to claim 11, wherein

the battery charger receives information on the state of the battery from a battery control unit configured to monitor the state of the battery.

13. The battery charger according to claim 11, wherein

the communication unit receives information on a state of a battery and information on a usage state of a different battery charger sent from a charge control unit of a different battery charger, and transmits the information on the state of the battery and the information on the usage state of the different battery charger sent from the charge control unit of the different battery charger to the management system via the communication network.

16. The battery charger according to claim 12, wherein

the communication unit receives information on a state of a battery and information on a usage state of a different battery charger sent from a charge control unit of a different battery charger, and transmits the information on the state of the battery and the information on the usage state of the different battery charger sent from the charge control unit of the different battery charger to the management system via the communication network.