WO2021025061A1 - Système de gestion de batterie, dispositif de batterie, procédé de gestion de batterie et programme informatique - Google Patents

Système de gestion de batterie, dispositif de batterie, procédé de gestion de batterie et programme informatique Download PDF

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Publication number
WO2021025061A1
WO2021025061A1 PCT/JP2020/030002 JP2020030002W WO2021025061A1 WO 2021025061 A1 WO2021025061 A1 WO 2021025061A1 JP 2020030002 W JP2020030002 W JP 2020030002W WO 2021025061 A1 WO2021025061 A1 WO 2021025061A1
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Prior art keywords
battery
vehicle
battery device
information
battery information
Prior art date
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PCT/JP2020/030002
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English (en)
Japanese (ja)
Inventor
光司 荒井
Original Assignee
住友電気工業株式会社
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Priority to JP2021537346A priority Critical patent/JPWO2021025061A1/ja
Publication of WO2021025061A1 publication Critical patent/WO2021025061A1/fr

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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
    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
    • 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
    • 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
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • 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
    • 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
    • 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
    • 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

Definitions

  • This disclosure relates to a battery management system, a battery device, a battery management method, and a computer program.
  • This application claims priority based on Japanese Application No. 2019-145331 filed on August 7, 2019, and incorporates all the contents described in the Japanese application.
  • Patent Document 1 discloses a power supply device including a battery controller and a plurality of battery modules, and determining unauthorized use of the battery modules.
  • each battery module has a self-controller.
  • the self-controller calculates the SOC (State of Charge) and the degree of deterioration of the battery module, and transmits the battery information including the SOC and the degree of deterioration to the battery controller.
  • the self-controller also sends an authentication key to the battery controller, and determines unauthorized use of its own module according to the result of authentication using the authentication key by the battery controller.
  • the battery management system is a battery management system that manages a battery device mounted on a vehicle, and is based on communication processing between a plurality of vehicle-mounted devices mounted on the vehicle.
  • a determination unit for determining whether or not is mounted on a legitimate vehicle, a detection unit for detecting the state of the battery module included in the battery device, and a battery indicating the state of the battery module detected by the detection unit.
  • the determination unit determines that the battery device is mounted on the legitimate vehicle, it includes a transmission unit for transmitting the battery information in order to give information to a server outside the vehicle.
  • the transmitting unit transmits the battery information, and when the determination unit determines that the battery device is not mounted on the legitimate vehicle, the transmitting unit does not transmit the battery information.
  • the battery device is a battery device mounted on a vehicle, and the battery device is mounted on a regular vehicle based on communication processing between a plurality of in-vehicle devices mounted on the vehicle.
  • a server outside the vehicle that determines whether or not the battery module is in use, a battery module, a detection unit that detects the state of the battery module, and battery information indicating the state of the battery module detected by the detection unit.
  • the transmission unit transmits the battery information. Then, when the determination unit determines that the battery device is not mounted on the legitimate vehicle, the transmission unit does not transmit the battery information.
  • the battery management method is a battery management method for managing a battery device mounted on a vehicle, and the battery device is based on communication processing between a plurality of vehicle-mounted devices mounted on the vehicle. Is installed in a legitimate vehicle, a step of detecting the state of the battery module included in the battery device, and a battery information indicating the detected state of the battery module are provided outside the vehicle.
  • the step of transmitting the battery information has a step of transmitting the battery information in order to provide the battery information to the server, and the step of transmitting the battery information is the battery when it is determined that the battery device is mounted on the legitimate vehicle. It includes transmitting the information and not transmitting the battery information when it is determined that the battery device is not mounted on the legitimate vehicle.
  • the computer program is a computer program for a computer to manage a battery device mounted on a vehicle, and is used for communication processing between a plurality of vehicle-mounted devices mounted on the vehicle. Based on this, a step of determining whether or not the battery device is mounted in a legitimate vehicle, a step of detecting the state of the battery module included in the battery device, and a battery indicating the detected state of the battery module.
  • the step of transmitting the battery information and the step of transmitting the battery information are executed, and the step of transmitting the battery information determines that the battery device is mounted on the legitimate vehicle. If this is done, the battery information is transmitted, and if it is determined that the battery device is not mounted on the legitimate vehicle, the battery information is not transmitted.
  • the present disclosure can be realized not only as a battery device having a characteristic configuration as described above, but also as a detection method in which a characteristic process in the battery device is a step, or a computer is made to execute such a step. It can be realized as a computer program for. Further, a part or all of the battery device can be realized as a semiconductor integrated circuit, or can be realized as a battery management system including the battery device.
  • the battery management system is a battery management system that manages a battery device mounted on a vehicle, and is based on communication processing between a plurality of vehicle-mounted devices mounted on the vehicle.
  • a determination unit for determining whether or not the device is mounted on a legitimate vehicle, a detection unit for detecting the state of the battery module included in the battery device, and a state of the battery module detected by the detection unit are shown.
  • the determination unit determines that the battery device is mounted on the legitimate vehicle.
  • the transmitting unit transmits the battery information, and when the determination unit determines that the battery device is not mounted on the legitimate vehicle, the transmitting unit does not transmit the battery information. This prevents incorrect battery information from being transmitted if the battery device is not installed in a legitimate vehicle. Therefore, the reliability of the battery device can be ensured.
  • the "regular vehicle” is a vehicle defined by a formal engine (vehicle manufacturer, authorized dealer, etc.) as a mounting destination of the battery device.
  • the vehicle in which the battery device is first installed is the "regular vehicle” for the battery device.
  • the "regular vehicle” for the battery device installed in the new vehicle is the new vehicle.
  • the vehicle is a "genuine vehicle” for the battery device after the replacement.
  • the communication process is a message communication process between the battery device and an in-vehicle device different from the battery device, and the determination unit determines the message communication process. May be determined whether or not the battery device is mounted in the legitimate vehicle based on whether or not is normally executed. If the battery device is removed from the vehicle, the message communication process will not be executed normally. Therefore, the unauthorized removal of the battery device from the vehicle can be detected by utilizing the message communication processing between the battery device and the in-vehicle device.
  • the message communication process may be a process of communicating an authentication message generated by an authentication process using an authentication key between the battery device and the in-vehicle device.
  • the message communication process may be a process of communicating an authentication message generated by an authentication process using an authentication key between the battery device and the in-vehicle device.
  • the battery device may include the determination unit and the transmission unit.
  • the determination unit and the transmission unit By providing the determination unit and the transmission unit in the battery device, it is possible to realize a function of detecting unauthorized removal of the battery device without significantly modifying the configuration of the other in-vehicle device.
  • the in-vehicle device may include the determination unit.
  • the communication process is a communication process between a plurality of in-vehicle devices different from the battery device, the battery device includes the determination unit, and the determination unit includes the determination unit.
  • Communication between the plurality of vehicle-mounted devices may be monitored, and based on the monitoring result, it may be determined whether or not the battery device is mounted on the legitimate vehicle.
  • the determination unit can monitor the communication regarding the running of the vehicle between the plurality of in-vehicle devices. Communication monitoring fails when the battery device is removed from the vehicle. Therefore, it is possible to detect the unauthorized removal of the battery device from the vehicle by utilizing the communication processing between the in-vehicle devices.
  • the battery device is a battery device mounted on a vehicle, and the battery device is mounted on a regular vehicle based on communication processing between a plurality of in-vehicle devices mounted on the vehicle.
  • a determination unit for determining whether or not the battery module is installed, a battery module, a detection unit for detecting the state of the battery module, and battery information indicating the state of the battery module detected by the detection unit are provided outside the vehicle.
  • the transmission unit includes a transmission unit for transmitting the battery information in order to give the battery information to the server. If the determination unit determines that the battery device is not mounted on the legitimate vehicle, the transmission unit does not transmit the battery information. This prevents incorrect battery information from being transmitted if the battery device is not installed in a legitimate vehicle. Therefore, the reliability of the battery device can be ensured.
  • the battery management method is a battery management method for managing a battery device mounted on a vehicle, and is based on communication processing between a plurality of vehicle-mounted devices mounted on the vehicle.
  • the step of transmitting the battery information and the step of transmitting the battery information for giving to an external server are described. It includes transmitting the battery information and not transmitting the battery information when it is determined that the battery device is not mounted on the legitimate vehicle. This prevents incorrect battery information from being transmitted if the battery device is not installed in a legitimate vehicle. Therefore, the reliability of the battery device can be ensured.
  • the computer program according to the present embodiment is a computer program for the computer to manage the battery device mounted on the vehicle, and the computer performs communication processing between a plurality of vehicle-mounted devices mounted on the vehicle. Based on the above, a step of determining whether or not the battery device is mounted on a legitimate vehicle, a step of detecting the state of the battery module included in the battery device, and a step of detecting the state of the battery module to be detected are shown.
  • the step of transmitting the battery information and the step of transmitting the battery information are performed when the battery device is mounted on the legitimate vehicle.
  • the battery information is transmitted, and when it is determined that the battery device is not mounted on the legitimate vehicle, the battery information is not transmitted. This prevents incorrect battery information from being transmitted if the battery device is not installed in a legitimate vehicle. Therefore, the reliability of the battery device can be ensured.
  • the battery information management system is a system that collects and manages battery information of batteries (drive batteries) mounted on vehicles traveling by power such as electric vehicles, hybrid vehicles, and plug-in hybrid vehicles. is there.
  • FIG. 1 is a schematic diagram for explaining an example of the battery information management system according to the present embodiment.
  • the battery information management system 100 includes a plurality of vehicles 10 and a server 40.
  • the vehicle 10 is equipped with a wireless communication device (external communication device 211, which will be described later), and can perform wireless communication with the base station 20 (or roadside unit).
  • the base station 20 is connected to the Internet 30, and the server 40 is also connected to the Internet 30.
  • the vehicle 10 is capable of data communication with the server 40.
  • the server 40 has a database, and stores battery information for each vehicle 10 in association with a vehicle ID (for example, VIN: Vehicle Identification Number) and a battery ID.
  • the vehicle 10 periodically or irregularly uploads battery information indicating the state of the batteries mounted on the own vehicle to the server 40 together with the vehicle ID and the battery ID.
  • the server 40 collates the vehicle ID and the battery ID in the database, and stores the received battery information in the database in association with the vehicle ID and the battery ID. In this way, the battery information of each vehicle 10 is managed.
  • Battery information includes, for example, one or more information selected from current value, voltage value, battery internal resistance value, temperature, SOC (State of Charge), and SOH (State of Health).
  • FIG. 2 is a block diagram showing an example of the configuration of an in-vehicle system mounted on the vehicle according to the present embodiment.
  • the in-vehicle system 200 includes, for example, a vehicle control device 201, a motor 202, an inverter 204, a steering control device 205, a steering angle sensor 206, a motor 207, a braking device 208, a display device 209, and a relay device 210.
  • the vehicle includes an external communication device 211, a power supply control device 212, a power converter 213, a power receiving device 214, an automatic operation vehicle-mounted device 220, and a battery device 300.
  • the motor 202 is connected to the axle and generates the driving torque of the vehicle 10.
  • the battery device 300 includes a secondary battery which is a driving battery used for traveling the vehicle 10.
  • An inverter 204 is connected to the motor 202 and the battery device 300. The inverter 204 receives power from the battery device 300 and rotationally drives the motor 202. Further, the regenerative power generated by the motor 202 during braking is recovered by the battery device 300 through the inverter 204.
  • the steering control device 205 is connected to the steering angle sensor 206 and the motor 207.
  • the steering control device 205 receives a steering angle detection value from the steering angle sensor 206 and controls a motor 207 that drives a power steering device (not shown).
  • the steering control device 205 can change the steering angle of the steering wheels, that is, the tire angle in order to change the traveling direction of the vehicle.
  • the braking device 208 can drive a braking mechanism provided on an axle (not shown) of the vehicle to generate a braking force on the traveling vehicle 10.
  • the vehicle control device 201 receives a command from the autonomous driving vehicle-mounted device 220, controls the motor 202 according to the target tire angle and the target speed, and gives a control instruction to the steering control device 205 to drive the vehicle 10 or brake. Is necessary, the braking device 208 is controlled to generate a braking force in the vehicle 10. Specifically, when a command for the target tire angle is given from the autonomous driving vehicle-mounted device 220, a control instruction is given to the steering control device 205 according to this command, and the steering control device 205 gives a control instruction and a detection value of the steering angle sensor.
  • the motor 207 is controlled based on the above to set the tire angle of the vehicle 10 to the target tire angle.
  • the vehicle control device 201 controls the motor 202 according to this command to drive the vehicle 10 at the target traveling speed. Further, when a braking command is given from the autonomous driving vehicle-mounted device 220, the vehicle control device 201 controls the motor 202 and the braking device 208 in accordance with this command to generate a braking force.
  • the automatic operation control device 220 may not be provided, and the function of the automatic operation control device 220 may be incorporated into the relay device 210.
  • the display device 209 displays character information, an image, or the like in response to display instructions from the vehicle control device 201, the autonomous driving vehicle-mounted device 220, and other devices.
  • the power supply control device 212 is connected to the power converter 213, and the power converter 213 is connected to the power receiving device 214.
  • the power receiving device 214 includes an inlet (not shown).
  • the inlet can be connected to a charging connector (not shown) provided in a charging device installed in a parking lot or a house. Power is supplied from the charging device with the charging connector connected to the inlet.
  • the power supply control device 212 controls the power converter 213.
  • the power converter 213 includes, for example, an AC / DC converter and a DC / DC converter. That is, the power converter 213 converts the AC power received by the power receiving device 214 into DC power, or converts the voltage of the DC power received by the power receiving device 214.
  • the power receiving device 214 When the power receiving device 214 is connected to the charging device, the power receiving device 214 receives power from the charging device and outputs electric power to the power converter 213.
  • the power converter 213 converts the power given from the power receiving device 214 under the control of the power supply control device 212 into DC power having a predetermined voltage, and outputs the DC power to the battery device 300.
  • the vehicle control device 201, the inverter 204, the steering control device 205, the braking device 208, the display device 209, and the battery device 300 are connected to a bus 250 such as a CAN bus, and the bus 250 has a relay device 210. Be connected.
  • the automatic driving vehicle-mounted device 220 and the power supply control device 212 are connected to a bus 251 such as a CAN bus, and a relay device 210 is connected to the bus 251.
  • the relay device 210 relays communication between the in-vehicle devices through an in-vehicle network using buses 250, 251 and the like. That is, each of the vehicle control device 201, the inverter 204, the steering control device 205, the braking device 208, the display device 209, the autonomous driving vehicle-mounted device 220, and the battery device 300 can communicate with each other via the relay device 210. ..
  • the relay device 210 is connected to the out-of-vehicle communication device 211 via the communication line 252.
  • the out-of-vehicle communication device 211 is capable of performing wireless communication.
  • the out-of-vehicle communication device 211 wirelessly communicates with an out-of-vehicle device such as a roadside device, a terminal, a base station 20, a server 40, and the like.
  • FIG. 3 is a block diagram showing an example of the configuration of the battery management system according to the present embodiment.
  • the battery management system 400 is a part of the in-vehicle system 200.
  • the battery management system 400 includes a battery device 300.
  • the battery management system 400 includes a battery device 300, an in-vehicle control device 270, and an external communication device 211.
  • message communication is executed between the battery device 300 and the in-vehicle control device 270.
  • the message communication process is executed when the battery information is uploaded to the server 40.
  • the authentication message created by using the authentication key is transmitted between the vehicle-mounted control device 270 and the battery device 300.
  • the battery device 300 determines whether or not to transmit the battery information according to the authentication result. That is, the battery device 300 transmits the battery information when the authentication is successful, and does not transmit the battery information when the authentication fails.
  • the battery information transmitted from the battery device 300 is transmitted to the server 40 together with the vehicle ID and the battery ID by the external communication device 211.
  • the in-vehicle control device 270 is an in-vehicle device different from the battery device 300.
  • the vehicle-mounted control device 270 may be a vehicle control device 201, a steering control device 205, a relay device 210, or an autonomous driving vehicle-mounted device 220. ..
  • the battery device 300 includes a plurality of battery modules 301, a controller 310, and a sensor unit 320.
  • Each battery module 301 includes a plurality of secondary batteries.
  • the sensor unit 320 is an example of a detection unit.
  • the sensor unit 320 includes a current sensor 321, a plurality of voltage sensors 322, a plurality of temperature sensors 323, and a detection circuit 324.
  • the current sensor 321 detects the output current of the battery device 300.
  • the voltage sensor 322 is provided corresponding to each battery module 301.
  • the voltage sensor 322 detects the output voltage of the corresponding battery module 301.
  • the temperature sensor 323 is provided corresponding to each battery module 301.
  • the temperature sensor 323 detects the temperature of the corresponding battery module.
  • the detection circuit 324 is connected to the current sensor 321, the plurality of voltage sensors 322, and the plurality of temperature sensors 323 via signal lines.
  • the detection circuit 324 receives the output signals of the current sensor 321 and the plurality of voltage sensors 322, and the plurality of temperature sensors 323, respectively.
  • the detection circuit 324 is, for example, a hardware logic circuit such as an ASIC (Application Specific Integrated Circuit), a gate array, or an FPGA (Field Programmable Gate Array).
  • the detection circuit 324 uses the current value, voltage value, and temperature detected by each of the current sensor 321 and the plurality of voltage sensors 322, and the plurality of temperature sensors 323 to generate battery information. For example, the detection circuit 324 calculates the SOH of the battery device 300 and generates battery information including the SOH.
  • the detection circuit 324 is connected to the controller 310.
  • the detection circuit 324 inputs the generated battery information to the controller 310.
  • the controller 310 includes a processor 311, a non-transient memory 312, a transient memory 313, and a communication interface 314.
  • the transient memory 313 is, for example, a volatile memory such as SRAM (Static Random Access Memory) or DRAM (Dynamic Random Access Memory).
  • the non-transient memory 312 is, for example, a non-volatile memory such as a flash memory, a hard disk, or a ROM (Read Only Memory).
  • the non-transient memory 312 stores data used for executing the battery management program 315 and the battery management program 315, which are computer programs.
  • the battery device 300 is configured to include a computer, and each function of the battery device 300 is exhibited by executing a battery management program 315, which is a computer program stored in the storage device of the computer, by a processor 311 which is a CPU. Will be done.
  • the battery management program 315 can be stored in a recording medium such as a flash memory, ROM, or CD-ROM.
  • the processor 311 executes the battery management program 315 and provides the battery information to the server 40 as described later.
  • the processor 311 is not limited to the CPU.
  • the processor 311 may be, for example, a hardware logic circuit such as an ASIC, a gate array, or an FPGA.
  • the hardware logic circuit is configured to be able to execute the same processing as the battery management program 315.
  • the communication interface 314 is connected to the bus 250 of the in-vehicle network.
  • the battery device 300 can communicate with other devices such as the in-vehicle control device 270 and the external communication device 211 via the bus 250.
  • the non-transient memory 312 stores an authentication key 316 used for authentication message communication with the in-vehicle control device 270.
  • FIG. 4 is a functional block diagram showing an example of the function of the controller 310 of the battery device 300 according to the present embodiment.
  • the controller 310 has functions as an input unit 331, a transmission unit 332, a communication unit 333, and a determination unit 334.
  • the input unit 331 receives the battery information output from the sensor unit 320.
  • the transmission unit 332 transmits battery information.
  • the transmitted battery information is uploaded to the server 40 by the out-of-vehicle communication device 211.
  • the communication unit 333 performs authentication message communication with the in-vehicle control device 270.
  • the authentication message communication is a message communication by a common key cryptosystem.
  • the vehicle-mounted control device 270 and the controller 310 store the same authentication key 316.
  • the in-vehicle control device 270 uses the authentication key to encrypt the message.
  • the in-vehicle control device 270 transmits an encrypted message, and the communication unit 333 receives the message.
  • the communication unit 333 decodes the message using the authentication key 316.
  • the determination unit 334 determines whether or not the battery device 300 is mounted on the vehicle 10 based on the success or failure of the authentication in the authentication message communication. In a specific example, the determination unit 334 determines whether or not the authentication in the authentication message communication is successful. That is, the determination unit 334 determines that the authentication was successful if the message can be correctly decoded, and determines that the authentication has failed if the message cannot be decoded correctly.
  • the authentication key 316 stored in the battery device 300 and the authentication key stored in the in-vehicle control device 270 match. Therefore, if it is determined that the authentication is successful, it can be determined that the battery device 300 is mounted on the legitimate vehicle 10. On the other hand, for example, when the battery device 300 removed from the other vehicle 10 is mounted on the vehicle 10, the authentication key 316 stored in the battery device 300 and the authentication key stored in the vehicle-mounted control device 270 do not match. Therefore, if it is determined that the authentication has failed, it is determined that the battery device 300 is mounted on the non-genuine vehicle 10.
  • the battery device 300 When the battery device 300 is removed from the vehicle 10 and the battery device 300 is connected to a wireless communication device that is not mounted on the vehicle 10, the battery device 300 and the in-vehicle control device 270 are in a state where they cannot communicate with each other. Message communication is not executed between the 300 and the vehicle-mounted control device 270. In this case as well, the determination unit 334 determines that the authentication has failed.
  • the determination result of the determination unit 334 is given to the transmission unit 332.
  • the transmission unit 332 determines whether or not to transmit the battery information based on the determination result by the determination unit 334. That is, when the determination unit 334 determines that the battery device 300 is mounted on the vehicle 10, the transmission unit 332 transmits the battery information. On the other hand, the transmission unit 332 does not transmit the battery information when the determination unit 334 determines that the battery device 300 is not mounted on the vehicle 10. Therefore, it is possible to prevent unauthorized transmission of battery information.
  • the processor 311 of the battery device 300 executes the battery information providing process by activating the battery management program 315.
  • FIG. 5 is a flowchart showing an example of the procedure of the battery information providing process by the battery device 300 according to the present embodiment.
  • Battery information provision processing is executed regularly or irregularly.
  • the battery information providing process is executed in the activation process of the in-vehicle system 200.
  • the current sensor 321 detects the output current from the battery device 300
  • the plurality of voltage sensors 322 detect the output voltage of the battery module 301
  • the plurality of temperature sensors 323 detect the temperature of the battery module 301.
  • Each of the current sensor 321 and the plurality of voltage sensors 322 and the plurality of temperature sensors 323 output data indicating the detection result (hereinafter, referred to as “sensor data”).
  • the detection circuit 324 receives sensor data output from each of the current sensor 321 and the plurality of voltage sensors 322, and the plurality of temperature sensors 323 (step S101).
  • the detection circuit 324 generates battery information using sensor data (current value, voltage value, and temperature) received from the current sensor 321 and the plurality of voltage sensors 322, and the plurality of temperature sensors 323 (step S102). ..
  • the detection circuit 324 outputs the generated battery information as a signal.
  • the processor 311 receives the battery information output from the detection circuit 324.
  • the processor 311 stores the battery information in the non-transient memory 312 or the transient memory 313 (step S103).
  • the processor 311 executes authentication message communication with the in-vehicle control device 270 (step S104). In the authentication message communication, message authentication using the authentication key is executed. The processor 311 determines whether or not the authentication is successful (step S105). That is, the processor 311 determines whether or not the battery device 300 is mounted on the legitimate vehicle 10.
  • the processor 311 transmits the battery information to the external communication device 211 in order to give the battery information to the server 40 (step S106).
  • the battery ID is stored in the non-transient memory 312, and in step S106, for example, the battery information is transmitted together with the battery ID.
  • the vehicle outside communication device 211 receives the battery information and the battery ID, it transmits these data to the server 40 together with the vehicle ID.
  • the battery information is registered in the database of the server 40.
  • the battery information is uploaded to the server 40, the battery information providing process ends.
  • the processor 311 transmits data for outputting error information to the display device 209 (step S107).
  • the display device 209 displays a screen containing error information, for example, information indicating that the battery may have been illegally removed. This completes the battery information provision process.
  • the vehicle-mounted control device 270 determines whether or not the battery device 300 is mounted on the legitimate vehicle 10.
  • the same components as those of the battery management system according to the first embodiment are designated by the same reference numerals, and the description thereof will be omitted.
  • FIG. 6 is a block diagram showing an example of the configuration of the in-vehicle control device 270 according to the present embodiment.
  • the vehicle-mounted control device 270 includes a processor 271, a non-transient memory 272, a transient memory 273, and a communication interface 274.
  • the transient memory 273 is, for example, a volatile memory such as SRAM or DRAM.
  • the non-transient memory 272 is, for example, a non-volatile memory such as a flash memory, a hard disk, or a ROM.
  • the non-transient memory 272 stores data used for executing the fraud determination program 275 and the fraud determination program 275, which are computer programs.
  • the in-vehicle control device 270 is configured to include a computer, and each function of the in-vehicle control device 270 is executed by a processor 271 in which the fraud determination program 275, which is a computer program stored in the storage device of the computer, is a CPU. Demonstrated in.
  • the fraud determination program 275 can be stored in a recording medium such as a flash memory, a ROM, or a CD-ROM.
  • the processor 271 starts the fraud determination program 275 and executes the fraud removal determination process as described later.
  • the processor 271 is not limited to the CPU.
  • the processor 271 may be, for example, a hardware logic circuit such as an ASIC, a gate array, or an FPGA.
  • the hardware logic circuit is configured to be able to execute the same processing as the fraud determination program 275.
  • the communication interface 274 is connected to the buses 250 and 251 of the in-vehicle network.
  • the vehicle-mounted control device 270 can communicate with other vehicle-mounted devices such as the battery device 300 and the external communication device 211 via the bus 250.
  • the non-transient memory 272 stores an authentication key 276 used for authentication message communication with the battery device 300.
  • FIG. 7A is a functional block diagram showing an example of the functions of the in-vehicle control device 270 according to the present embodiment.
  • the in-vehicle control device 270 has functions as a communication unit 277, a determination unit 278, and an instruction unit 279.
  • the communication unit 277 performs authentication message communication with the battery device 300.
  • the authentication message communication is a message communication by a common key cryptosystem.
  • the vehicle-mounted controller 270 and the controller 310 store the same authentication key 276.
  • the battery device 300 uses the authentication key 316 to encrypt the message.
  • the battery device 300 transmits an encrypted message, and the communication unit 277 receives the message.
  • the communication unit 277 decodes the message using the authentication key 276.
  • the determination unit 278 determines whether or not the battery device 300 is mounted on the legitimate vehicle 10 based on the success or failure of the authentication in the authentication message communication. In a specific example, the determination unit 278 determines whether or not the authentication in the authentication message communication is successful. That is, the determination unit 278 determines that the authentication was successful if the message can be correctly decoded, and determines that the authentication has failed if the message cannot be decoded correctly. If it is determined that the authentication is successful, it can be determined that the battery device 300 is mounted on the legitimate vehicle 10. On the other hand, if it is determined that the authentication has failed, it is determined that the battery device 300 is mounted on the non-genuine vehicle 10. Even if the message communication is not executed between the battery device 300 and the vehicle-mounted control device 270, the determination unit 278 determines that the authentication has failed.
  • the determination result of the determination unit 278 is given to the instruction unit 279.
  • the instruction unit 279 gives an instruction regarding transmission of battery information to the battery device 300 based on the determination result by the determination unit 278. That is, when the determination unit 278 determines that the battery device 300 is mounted on the regular vehicle 10, the instruction unit 279 transmits a battery information transmission instruction to the battery device 300. On the other hand, when the determination unit 278 determines that the battery device 300 is not mounted on the regular vehicle 10, the instruction unit 279 transmits a battery information transmission prohibition instruction to the battery device 300.
  • FIG. 7B is a functional block diagram showing an example of the function of the controller 310 of the battery device 300 according to the present embodiment.
  • the controller 310 has functions as an input unit 331, a transmission unit 332, and an instruction reception unit 335.
  • the instruction receiving unit 335 receives the battery information transmission instruction or the battery information transmission prohibition instruction transmitted from the in-vehicle control device 270.
  • the instruction received by the instruction receiving unit 335 is given to the transmitting unit 332.
  • the transmission unit 332 determines whether or not to transmit the battery information based on the instruction given from the vehicle-mounted control device 270.
  • the transmission unit 332 transmits the battery information when the battery information transmission instruction is given. On the other hand, the transmission unit 332 does not transmit the battery information when the battery information transmission prohibition instruction is given.
  • the processor 271 of the in-vehicle control device 270 executes the fraud determination program 275 to execute the fraud removal determination process.
  • the processor 311 of the battery device 300 executes the battery information providing process by activating the battery management program 315.
  • FIG. 8A is a flowchart showing an example of a procedure for unauthorized removal determination processing by the in-vehicle control device 270 according to the present embodiment.
  • the illegal removal judgment process is executed regularly or irregularly.
  • the unauthorized removal determination process is executed in the activation process of the in-vehicle system 200.
  • the processor 271 first executes authentication message communication with the battery device 300 (step S201).
  • the authentication message communication message authentication using the authentication key is executed.
  • the processor 271 determines whether or not the authentication is successful (step S202). That is, the processor 311 determines whether or not the battery device 300 is mounted on the legitimate vehicle 10.
  • step S202 If the authentication is successful (YES in step S202), the processor 271 transmits the battery information transmission instruction to the battery device 300 (step S203). As a result, the illegal removal determination process is completed.
  • the processor 271 transmits a battery information transmission prohibition instruction to the battery device 300 (step S204). Further, the processor 271 transmits data for outputting the error information to the display device 209 (step S205). Upon receiving the data, the display device 209 displays a screen containing error information, for example, information indicating that the battery may have been illegally removed. This completes the illegal removal determination process.
  • FIG. 8B is a flowchart showing an example of the procedure of the battery information providing process by the battery device 300 according to the present embodiment.
  • steps S211 to S214 are the same as steps S101 to S104 described in the first embodiment, the description thereof will be omitted.
  • the battery information transmission instruction or the battery information transmission prohibition instruction transmitted from the in-vehicle controller 270 is received by the controller 310.
  • the processor 311 determines whether the received instruction is a battery information transmission instruction or a battery information transmission prohibition instruction (step S215).
  • the processor 311 transmits the battery information together with the battery ID to the external communication device 211 in order to give the battery information to the server 40 (step). S216).
  • the vehicle outside communication device 211 receives the battery information and the battery ID, it transmits these data to the server 40 together with the vehicle ID.
  • the battery information is registered in the database of the server 40.
  • the battery information is uploaded to the server 40, the battery information providing process ends.
  • the processor 311 ends the battery information provision process without transmitting the battery information.
  • the battery device 300 monitors communication between a plurality of in-vehicle devices different from the battery device 300, and based on the monitoring result, whether or not the battery device 300 is mounted on the legitimate vehicle 10. judge.
  • the same components as those of the battery management system according to the first embodiment are designated by the same reference numerals, and the description thereof will be omitted.
  • FIG. 9 is a block diagram showing an example of the configuration of the battery management system according to the present embodiment.
  • the battery management system 400 is a part of the in-vehicle system 200.
  • the battery management system 400 includes a battery device 300, in-vehicle control devices 270A and 270B, and an external communication device 211.
  • communication processing is executed between the in-vehicle control devices 270A and 270B.
  • the communication process may be a communication process dedicated to determining that the battery device 300 is mounted on the legitimate vehicle 10, or may be a normal communication process between the in-vehicle control devices 270A and 270B. ..
  • the communication process between the vehicle-mounted control devices 270A and 270B may be the communication process related to the traveling of the vehicle 10.
  • the battery device 300 monitors the communication process between the in-vehicle control devices 270A and 270B.
  • the battery device 300 determines whether or not to transmit the battery information according to the monitoring result. That is, the battery device 300 transmits the battery information when the normal communication process is monitored, and does not transmit the battery information when the normal communication process is not monitored.
  • the battery information transmitted from the battery device 300 is transmitted to the server 40 together with the vehicle ID and the battery ID by the external communication device 211.
  • the in-vehicle control devices 270A and 270B are in-vehicle devices different from the battery device 300.
  • the vehicle-mounted control devices 270A and 270B may be the vehicle control device 201 and the steering control device 205, the vehicle control device 201 and the braking device 208, the vehicle control device 201 and the automatic driving vehicle-mounted device. It may be 220.
  • FIG. 10 is a functional block diagram showing an example of the function of the controller 310 of the battery device 300 according to the present embodiment.
  • the controller 310 has functions as an input unit 331, a transmission unit 332, a determination unit 334, and a monitoring unit 336.
  • the monitoring unit 336 monitors the communication between the in-vehicle control devices 270A and 270B. In a specific example, the monitoring unit 336 monitors that normal communication is being performed between the vehicle-mounted control devices 270A and 270B. For example, when the in-vehicle control device 270A is the vehicle control device 201 and the in-vehicle control device 270B is the steering control device 205, a control instruction indicating a target steering angle is transmitted from the in-vehicle control device 270A to the in-vehicle control device 270B. It monitors the presence of the vehicle, and monitors that data indicating the current steering angle is transmitted from the vehicle-mounted control device 270B to the vehicle-mounted control device 270A.
  • the determination unit 334 determines whether or not the battery device 300 is mounted on the regular vehicle 10 according to the communication monitoring result. In a specific example, the determination unit 334 determines whether or not normal communication between the vehicle-mounted control devices 270A and 270B has been monitored.
  • the configuration of the in-vehicle system may differ, or the specifications of data communication between the in-vehicle control devices may differ depending on the manufacturer, vehicle type, etc. of the vehicle 10.
  • the battery device 300 When the battery device 300 is mounted on the legitimate vehicle 10, data communication having appropriate specifications suitable for the in-vehicle system of the vehicle 10 is monitored. Therefore, when normal communication is monitored, it can be determined that the battery device 300 is mounted on the legitimate vehicle 10.
  • the battery device 300 removed from the other vehicle 10 is mounted on the vehicle 10
  • data communication with (appropriate) specifications that should be monitored is not monitored. Therefore, if normal communication is not monitored, it is determined that the battery device 300 is mounted on the non-genuine vehicle 10.
  • the determination unit 334 determines that normal communication has not been monitored.
  • the processor 311 of the battery device 300 executes the battery information providing process by activating the battery management program 315.
  • FIG. 11 is a flowchart showing an example of the procedure of the battery information providing process by the battery device 300 according to the present embodiment.
  • steps S301 to S303 are the same as steps S101 to S103 described in the first embodiment, the description thereof will be omitted.
  • the processor 311 monitors the communication between the in-vehicle control devices 270A and 270B (step S304). Processor 311 determines whether correct data communication has been monitored (step S305). That is, the processor 311 determines whether or not the battery device 300 is mounted on the legitimate vehicle 10.
  • the processor 311 transmits the battery information to the external communication device 211 in order to give the battery information to the server 40 (step S306).
  • the battery ID is stored in the non-transient memory 312, and in step S306, for example, the battery information is transmitted together with the battery ID.
  • the vehicle outside communication device 211 receives the battery information and the battery ID, it transmits these data to the server 40 together with the vehicle ID.
  • the battery information is registered in the database of the server 40.
  • the battery information is uploaded to the server 40, the battery information providing process ends.
  • the processor 311 transmits data for outputting error information to the display device 209 (step S307).
  • the display device 209 displays a screen containing error information, for example, information indicating that the battery may have been illegally removed. This completes the battery information provision process.
  • the configuration and operation of the battery management system according to the present disclosure are not limited to the above embodiments.
  • the battery device 300 when it is determined that the battery device 300 is mounted on the legitimate vehicle 10, the battery device 300 transmits the battery information, and the battery device 300 is sent to the legitimate vehicle 10.
  • the configuration in which the battery device 300 does not transmit the battery information when it is determined that the battery device is not mounted, that is, the configuration in which the battery device determines whether or not the battery information can be transmitted has been described. However, it is not limited to such a configuration.
  • the out-of-vehicle communication device 211 may determine whether or not to transmit the battery information.
  • the battery device 300 transmits the battery information to the external communication device 211, and the battery device 300 is mounted on the regular vehicle 10. If it is determined, the external communication device 211 transmits the battery information to the server 40, and if it is determined that the battery device 300 is not mounted on the legitimate vehicle 10, the external communication device 211 does not transmit the battery information. It may be configured.
  • the battery information transmitted from the battery device 300 may be transmitted to the external communication device 211 via the in-vehicle control device 270.
  • the battery device 300 transmits the battery information to the in-vehicle control device 270, and the battery device 300 is mounted on the legitimate vehicle 10.
  • the vehicle-mounted control device 270 transmits the battery information to the external communication device 211, and when it is determined that the battery device 300 is not mounted on the legitimate vehicle 10, the vehicle-mounted control device 270 is installed. May not be configured to transmit battery information.
  • the communication performed between the battery device 300 and the vehicle-mounted control device 270 is an authentication message communication, but a message communication without authentication may be used.
  • the communication process performed between the battery device 300 and the vehicle-mounted control device 270 may be a communication process dedicated to determining that the battery device 300 is mounted on the legitimate vehicle 10, or the battery device 300 and It may be a normal communication process between the in-vehicle control devices 270.
  • the vehicle-mounted control device 270 may be the power supply control device 212 or the vehicle control device 201, and the above-mentioned communication process may be a notification of information (for example, SOC) about the battery from the battery device 300.
  • the battery management system 400 includes a determination unit 334,278, a sensor unit 320 which is a detection unit, and a transmission unit 332.
  • the determination units 334 and 278 determine whether or not the battery device 300 is mounted on the regular vehicle 10 based on the communication processing between the plurality of vehicle-mounted devices mounted on the vehicle 10.
  • the sensor unit 320 detects the state of the battery module 301 included in the battery device 300.
  • the transmission unit 332 transmits the battery information in order to give the battery information indicating the state of the battery module 301 detected by the sensor unit 320 to the server 40 outside the vehicle 10.
  • the transmission unit 332 transmits the battery information.
  • the transmission unit 332 does not transmit the battery information. As a result, when the battery device 300 is not mounted on the legitimate vehicle 10, it is possible to prevent incorrect battery information from being transmitted. Therefore, the reliability of the battery device 300 can be ensured.
  • the communication process may be a message communication process between the battery device 300 and the vehicle-mounted control device 270, which is an vehicle-mounted device different from the battery device 300.
  • the determination units 334 and 278 may determine whether or not the battery device 300 is mounted on the legitimate vehicle 10 based on whether or not the message communication process is normally executed. When the battery device 300 is removed from the vehicle 10, the message communication process is not normally executed. Therefore, the unauthorized removal of the battery device 300 from the vehicle 10 can be detected by utilizing the message communication process between the battery device 300 and the vehicle-mounted control device 270.
  • the message communication process may be a process of communicating an authentication message generated by the authentication process using the authentication key between the battery device 300 and the vehicle-mounted control device 270. For example, if one vehicle 10 is equipped with the battery device 300 removed from the other vehicle 10, the authentication may fail. Therefore, with the above configuration, it is possible to detect an illegal replacement of the battery device 300.
  • the battery device 300 may include a determination unit 334 and a transmission unit 332. By providing the battery device 300 with the determination unit 334 and the transmission unit 332, it is possible to realize a function of detecting unauthorized removal of the battery device 300 without significantly modifying the configuration of other in-vehicle devices.
  • the in-vehicle control device 270 may include a determination unit 278. As a result, it is possible to realize a function of detecting unauthorized removal of the battery device 300 while simplifying the configuration of the battery device 300.
  • the communication process may be a communication process between a plurality of in-vehicle control devices 270A and 270B different from the battery device 300.
  • the battery device 300 may include a determination unit 334.
  • the determination unit 334 may monitor the communication between the plurality of vehicle-mounted control devices 270A and 270B, and determine whether or not the battery device 300 is mounted on the regular vehicle 10 based on the monitoring result. For example, the determination unit can monitor the communication regarding the traveling of the vehicle 10 between the plurality of vehicle-mounted control devices 270A and 270B. If the battery device 300 is removed from the vehicle 10, communication monitoring will fail. Therefore, it is possible to detect the unauthorized removal of the battery device 300 from the vehicle 10 by utilizing the communication processing between the vehicle-mounted control devices 270A and 270B.
  • Vehicle 20 Base station 30 Internet 40 Server 100 Battery information management system 200 In-vehicle system 201 Vehicle control device 202 Motor 204 Inverter 205 Steering control device 206 Steering angle sensor 207 Motor 208 Braking device 209 Display device 210 Relay device 211 External communication device 212 Power supply Control device 213 Power converter 214 Power receiving device 220 Automatic operation In-vehicle device 250, 251 Bus 252 Communication line 270, 270A, 270B In-vehicle control device 271 Processor 272 Non-transient memory 273 Transient memory 274 Communication interface 275 Fraud judgment program 276 Authentication key 277 Communication unit 278, 334 Judgment unit 279 Indicator 300 Battery device 301 Battery module 310 Controller 311 Processor 312 Non-transient memory 313 Transient memory 314 Communication interface 315 Battery management program 316 Authentication key 320 Sensor unit 321 Current sensor 322 Voltage sensor 323 Temperature sensor 324 Detection circuit 331 Input unit 332 Transmission unit 333 Communication unit 335

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
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  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Electrochemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

La présente invention concerne un système de gestion de batterie pour gérer un dispositif de batterie monté dans un véhicule pourvu d'une unité de détermination pour déterminer, sur la base d'un traitement de communication entre une pluralité de dispositifs montés sur véhicule qui sont montés dans le véhicule, si le dispositif de batterie est monté dans un véhicule approprié, une unité de détection pour détecter l'état d'un module de batterie contenu dans le dispositif de batterie, et une unité de transmission pour transmettre des informations de batterie indiquant l'état du module de batterie détecté par l'unité de détection, afin de fournir les informations de batterie à un serveur à l'extérieur du véhicule, dans lequel, si l'unité de détermination détermine que le dispositif de batterie est monté dans le véhicule approprié, l'unité de transmission transmet les informations de batterie, et si l'unité de détermination détermine que le dispositif de batterie n'est pas monté dans le véhicule approprié, l'unité de transmission ne transmet pas les informations de batterie.
PCT/JP2020/030002 2019-08-07 2020-08-05 Système de gestion de batterie, dispositif de batterie, procédé de gestion de batterie et programme informatique WO2021025061A1 (fr)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114650517A (zh) * 2022-02-24 2022-06-21 中通客车股份有限公司 一种车辆远程监控通讯方法及系统

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012222945A (ja) * 2011-04-07 2012-11-12 Honda Motor Co Ltd 車両のバッテリ認証システム
JP2015122704A (ja) * 2013-12-25 2015-07-02 住友電工システムソリューション株式会社 通信システム、通信方法、通信アダプタおよびサーバ

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2012222945A (ja) * 2011-04-07 2012-11-12 Honda Motor Co Ltd 車両のバッテリ認証システム
JP2015122704A (ja) * 2013-12-25 2015-07-02 住友電工システムソリューション株式会社 通信システム、通信方法、通信アダプタおよびサーバ

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114650517A (zh) * 2022-02-24 2022-06-21 中通客车股份有限公司 一种车辆远程监控通讯方法及系统

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