WO2008015893A1 - Charging system - Google Patents
Charging system Download PDFInfo
- Publication number
- WO2008015893A1 WO2008015893A1 PCT/JP2007/063859 JP2007063859W WO2008015893A1 WO 2008015893 A1 WO2008015893 A1 WO 2008015893A1 JP 2007063859 W JP2007063859 W JP 2007063859W WO 2008015893 A1 WO2008015893 A1 WO 2008015893A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- charging
- vehicle
- server
- facility
- battery
- Prior art date
Links
Classifications
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- G—PHYSICS
- G07—CHECKING-DEVICES
- G07F—COIN-FREED OR LIKE APPARATUS
- G07F15/00—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity
- G07F15/003—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity
- G07F15/005—Coin-freed apparatus with meter-controlled dispensing of liquid, gas or electricity for electricity dispensed for the electrical charging of vehicles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
- B60L3/12—Recording operating variables ; Monitoring of operating variables
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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
- B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
- B60L53/14—Conductive energy transfer
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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
- B60L53/305—Communication interfaces
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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
- B60L53/65—Monitoring or controlling charging stations involving identification of vehicles or their battery types
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
- B60L53/66—Data transfer between charging stations and vehicles
- B60L53/665—Methods related to measuring, billing or payment
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
- B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
-
- 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
- B60L2270/00—Problem solutions or means not otherwise provided for
- B60L2270/30—Preventing theft during charging
- B60L2270/36—Preventing theft during charging of vehicles
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
- H02J7/00045—Authentication, i.e. circuits for checking compatibility between one component, e.g. a battery or a battery charger, and another component, e.g. a power source
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- 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
- Y02T90/14—Plug-in electric vehicles
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- 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
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- 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]
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- 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
- Y04S30/14—Details associated with the interoperability, e.g. vehicle recognition, authentication, identification or billing
Definitions
- the present invention relates to a charging system for charging a charging target by flowing electricity from a charging facility to the charging target via a transmission line.
- Patent Document 1 discloses a technique in which measures against theft are taken by a method specific to this type of electric vehicle.
- An electric vehicle is equipped with a battery as a driving source.
- information related to charging such as remaining battery capacity is collected as travel information.
- the collected travel information is transmitted to the center, and the center uses the travel information to track the stolen vehicle for the location of the stolen vehicle.
- Patent Document 1 JP 2005-115667 A
- the first aspect of the present invention is a charging system.
- the charging system includes a storage battery, and includes a charging target having a unique identification code, a charging battery connected to the charging battery and a transmission line, and charging the storage battery, and the charging equipment and the charging target.
- a server connected to any one of the servers for managing the charging of the charging target by the charging facility, the server being capable of registering the identification code of the charging target, The identification code is acquired, it is determined whether or not the acquired identification code is registered in the server, and when the acquired identification code is not registered in the server, A charging prohibition command for prohibiting charging is configured to be transmitted to the charging facility.
- FIG. 1 is a schematic block configuration diagram of a charging system according to a first embodiment of the present invention.
- FIG. 2 is a detailed block diagram of the charging system of FIG.
- FIG. 3 is a schematic perspective view of the desk lamp of FIG.
- FIG. 4 is a conceptual diagram of a registrant file written in the memory of the vehicle registration server in FIG.
- FIG. 5 is a conceptual diagram of a charging history written in the memory of the vehicle registration server in FIG.
- FIG. 6 is a schematic block diagram of a charging system according to a second embodiment of the present invention.
- FIG. 7 is a schematic block diagram of a charging system according to a third embodiment of the present invention.
- a hybrid system 4 that travels using both the engine 2 and the motor 3 as wheel drive sources is mounted on the vehicle body.
- the hybrid system 4 is a mode in which the power of the engine is mechanically transmitted to the wheels, the vehicle is driven by the power of the engine, the mode is driven by the motors, and the wheels are directly driven by both the engine and the motor. It controls various modes such as the driving mode and the mode in which the engine is stopped and the vehicle is driven only by the motor.
- the hybrid vehicle 1 corresponds to a charging target.
- the hybrid vehicle 1 is equipped with a hands-free system 6 that allows door locks / unlocks and hybrid system activation without using a mechanical key if the portable device 5 is owned.
- the hybrid vehicle 1 includes a verification EC U7 that performs ID verification in the hands-free system 6.
- the reference ECU 7 is connected to an outside LF transmitter 8 installed outside the vehicle, an inside LF transmitter 9 installed inside the vehicle, and an RF receiver 10 installed also inside the vehicle.
- a door ECU 11 that controls door locking / unlocking / unlocking is connected to the verification ECU 7 via a bus 12 in the vehicle.
- the door ECU 11 is connected to a door opening motor 13 which is a driving source when the door lock is locked and unlocked.
- the door ECU 11 is connected with a door cart switch 14 for detecting the open / closed state of the door.
- the door ECU 11 can receive the door cartisic 14 force open signal or the close signal, and can recognize whether the door is in the open state or the closed state.
- the verification ECU 7 sends the LF band request signal Sreq as an ID reply request from the outside LF transmitter 8 to the outside of the vehicle.
- a communication area is formed.
- the portable device 5 receives the request signal Sreq.
- the portable device 5 recognizes the request signal Sreq, it transmits the vehicle ID code (identification code) registered in its own memory as the vehicle ID signal Sid in the RF band.
- Verification The ECU 7 recognizes the establishment of communication outside the vehicle when the RF receiver 10 receives the vehicle ID signal Sid when transmitting the request signal Sreq from the vehicle LF transmitter 8! /.
- the verification ECU 7 performs vehicle external verification (identification verification) by comparing the vehicle ID code of the portable device 5 with the code string registered in the vehicle.
- vehicle external verification identity verification
- the verification ECU 7 recognizes that the verification outside the vehicle has been established, it activates the touch sensor 15 in the stopped state.
- the touch sensor 15 detects the touch operation of the handle knob by the operator, the verification ECU 7 transmits a door unlock request signal to the door ECU 11.
- the door ECU 11 drives the door lock motor 13 to release the locked door lock.
- the verification ECU 7 detects the depressing operation of the lock button 16 on the handle knob, The outside communication area is formed again.
- the verification ECU 7 transmits a door lock request signal to the door ECU 11.
- the door ECU 11 drives the door lock motor 13 to lock the door lock.
- the ECU 7 When the collation ECU 7 detects that the driver has boarded by the door cart switch 14, the ECU 7 forms a communication area in the vehicle by transmitting a request signal Sreq from the vehicle LF transmitter 9. When the portable device 5 enters the in-vehicle communication area, the portable device 5 returns a vehicle ID signal Sid in response to the request signal Sreq. When the RF receiver 10 receives the vehicle ID signal Sid of the portable device 5 while transmitting the request signal Sre q from the in-vehicle LF transmitter 9, the verification ECU 7 recognizes the establishment of in-vehicle communication.
- the verification ECU 7 performs in-vehicle verification (identification verification) by comparing the vehicle ID code between the portable device 5 in the vehicle and the vehicle, and recognizes the result of establishment of the in-vehicle verification.
- the in-vehicle verification may include an immobilizer verification for verifying the transponder code embedded in the portable device 5 with the vehicle.
- a power supply ECU 17 that controls the power supply of various electrical components in the vehicle is connected to the verification ECU 7 through the bus 12. For example, the power supply ECU 17 starts to be activated when the portable device 5 is half-strung in the key slot 18 beside the steering wheel.
- the power source ECU 17 is connected to a start switch 19 that is operated when starting or stopping the hybrid system 4. In the hybrid vehicle 1, when the start switch 19 is turned on with the brake pedal depressed while the shift lever is in the parking position, the hybrid system 4 is activated. Further, the power source ECU 17 is connected to an ACC relay 20 for switching on / off of the accessory power source, and an IG1 relay 21 and an IG2 relay 22 for switching on / off the idling system.
- the verification ECU 7 has a hybrid ECU 23 that controls the hybrid system 4 as a bus.
- Hybrid ECU2 3 is to calculate the engine output and motor torque according to the operating state according to the accelerator opening, shift position, and output signals from various sensors, and output the required values to various ECUs such as the engine ECU 24 and the battery EC U32 described later. To control the driving force.
- the hybrid vehicle 1 is equipped with a battery pack 26 that is unitized by storing battery components in one case.
- the battery pack 26 includes a battery 27 as a storage battery component.
- the battery 27 includes a battery module 28 formed by connecting a plurality of cells 28a in series, and a system main relay 30 connected in series to a high voltage power supply circuit 29 of the battery module 28.
- the motor 3 and the inverter 25 are connected by a power cable 31 capable of supplying a high voltage and large current.
- the inverter 25 and the battery 27 are connected by another power cable 31 capable of supplying a high voltage and large current.
- the system main relay 30 is connected to the hybrid ECU 23 and connects or disconnects the high voltage power supply circuit 29 in response to a command from the hybrid ECU 23.
- Note 27 corresponds to a storage battery.
- the battery pack 26 includes a battery ECU 32 that monitors the charge state of the battery 27.
- the battery ECU 32 is connected to the hybrid ECU 23 by CAN communication.
- the battery ECU 32 monitors the state of charge and the amount of charge of the battery 27 by operating according to the control program for monitoring the state of charge written in its own memory (not shown).
- a current sensor 33 that detects the amount of current flowing through the high voltage power supply circuit 29 is connected in the middle of the wiring of the high voltage power supply circuit 29.
- the current sensor 33 is connected to the battery ECU 32 and supplies a detection signal corresponding to the value of the current flowing through the high-voltage power supply circuit 29 to the battery ECU 32.
- the battery ECU 32 monitors the charge of the battery 27 based on the detection signal supplied from the current sensor 33, responds to the charge state notification request transmitted from the hybrid ECU 23, and notifies the charge ECU 23 of the charge monitoring result. To do.
- the hybrid ECU 23 grasps the charge state of the battery 27 from the charge monitoring result sent from the battery ECU 32.
- the battery pack 26 is provided with a charging connector 34 that serves as an electricity introduction port when charging the battery 27.
- a desk lamp 35 for supplying power to the battery 27 for charging can be connected to the charging connector 34 via a charging cable 36.
- the charging cable 36 is a power transmission line extending from the desk lamp 35 and is used to charge the battery 27. When power is supplied, the tip is connected to the charging connector 34. When the charging station 35 is started to be charged, a current flows from the desk lamp 35 through the charging cable 36 and the charging connector 34 to the battery 27, and the battery 27 is charged.
- the desk lamp 35 corresponds to a charging facility
- the charging cable 36 corresponds to a transmission line.
- the desk lamp 35 is connected to the vehicle registration server 37 in which the vehicle ID code of the hybrid vehicle 1 is registered so that network communication is possible. Registration of the vehicle ID code to the vehicle registration server 37 is performed by, for example, registering the vehicle ID code with the Land Transport Bureau or security company, etc.
- the network communication between the desk lamp 35 and the vehicle registration server 37 can use various communication forms such as the Internet, WAN (Wide Area Network), LAN (Local Area Network), etc., which are wired. Either wireless or wireless may be used.
- the vehicle registration server 37 corresponds to the server.
- the charging cable 36 includes a power line 36a made of an electric wire capable of supplying a high voltage and a large current, and a control line 36b for sending a control command sent from the desk lamp 35 to the battery ECU 32. And have.
- a power supply connector 39 having an electrical contact terminal 38 is provided at the tip of the charging cable 36.
- the control line 36b is connected to a control communication line 36c extending from the charging connector 34 to the battery ECU 32.
- the desk lamp 35 includes a charging control unit 40 that controls the desk lamp 35 in an integrated manner.
- the charging control unit 40 includes devices such as a CPU, ROM, and RAM (not shown) and operates based on a control program written in the ROM.
- the charging control unit 40 is connected to the power line 36a of the charging cable 36 via the drive circuit 41, and is connected to the control line 36b via the control line interface 42. Further, the charging control unit 40 is connected to the vehicle registration server 37 via the network using the Internet interface 43 as a data input / output port.
- the charging control unit 40 makes an ID confirmation request to the hybrid ECU 23 via the control line 36b, the communication line 36c, and the battery ECU 32.
- the hybrid ECU 23 receives the vehicle ID code obtained from the verification ECU 7. Is transmitted to the charging control unit 40 of the desk lamp 35 via the battery ECU 32, the communication line 36c, and the control line 36b.
- the charging control unit 40 checks the registered ID in the vehicle registration server 37 to check the registered ID. If this registration ID verification is established, charging to the battery 27 is permitted, and the charging control unit 40 conducts battery charging by flowing current from the power line 36a to the battery 27.
- the desk lamp 35 acquires the vehicle ID code from the hybrid ECU 23
- encrypted communication is employed for data communication performed between the battery EC U32 and the hybrid ECU 23.
- Encoded communication is also adopted for network communication between the desk lamp 35 and the vehicle registration server 37.
- this encrypted communication for example, a challenge response method using a random number generated at the time of data transmission is adopted.
- authentication is performed by encrypting a random number with the key number possessed by each of the hybrid vehicle 1 and the desk lamp 35 and checking whether or not the numbers after the key number match.
- registration procedure work for registering the vehicle ID code recorded in the verification ECU 7 of the hybrid vehicle 1 in the vehicle registration server 37 is performed.
- the vehicle ID code of the registered vehicle is written in the ID code field 45a of the registered vehicle file 45 stored in the memory 44 of the vehicle registration server 37.
- the registered vehicle file 45 includes, in addition to the ID code field 45a for writing the vehicle ID code, an owner information field 45b for writing details of the vehicle owner, and a theft registration display field 45c.
- the charging start operation is performed by turning on a charging start switch 46 provided in the table lamp 35 in a state where the power supply connector 39 of the charging cable 36 is connected to the charging connector 34 of the hybrid vehicle 1, for example.
- the charging control unit 40 transmits an ID confirmation request to the battery ECU 32 via the control line 36b and the communication line 36c.
- the battery ECU 32 transfers it to the hybrid ECU 23 in response to the ID confirmation request.
- the hybrid ECU 23 In response to the ID confirmation request transferred from the battery ECU 32, the hybrid ECU 23 notifies the verification ECU 7 of the request. Verification ECU 7 responds to the ID confirmation request notified from hybrid ECU 23, and returns the vehicle ID code registered in itself to hybrid ECU 23.
- the hybrid ECU 23 transmits the vehicle ID code sent from the verification ECU 7 to the charging control unit 40 of the table lamp 35 via the battery ECU 32, the communication line 36c, and the control line 36b.
- the charging control unit 40 performs data communication between the hybrid ECU 23 and the desk lamp 35 using the above-described challenge-response type encrypted communication. Specifically, the charging control unit 40 generates a predetermined random number when sending an ID confirmation request to the hybrid ECU 23, adds the random number to the data string of the ID confirmation request, and uses the data group as an ID confirmation request. Send to hybrid ECU23.
- the hybrid ECU 23 encrypts the random number included in the data group (ID confirmation request) with its own key.
- the hybrid ECU 23 adds the encrypted random number to the code string of the vehicle ID code, and returns the data group to the charge control unit 40 of the desk lamp 35 as the vehicle ID code.
- the charging control unit 40 encrypts the random number generated by itself with the encryption key that it owns, and the encrypted random number is included in the vehicle ID code returned from the hybrid ECU 23. Compare with Here, if the hybrid ECU 23 as the data transfer destination is an ECU corresponding to the electric stand 35, the key number is the same between the two. Therefore, these two encrypted random numbers should match. Therefore, if the random number encrypted by the hybrid car 1 matches the random number encrypted by the desk lamp 35, it means that the encrypted communication has been successfully performed. In this case, the charging control unit 40 correctly receives the vehicle ID code.
- Charging control unit 40 transmits the vehicle ID code acquired from the vehicle to vehicle registration server 37 via network communication.
- the vehicle registration server 37 verifies the registered ID by checking whether or not this vehicle ID code is registered in its own memory 44, and the verification result To determine whether or not charging is possible.
- the vehicle registration server 37 confirms that the vehicle ID code is registered in its own memory 44, the vehicle registration code 37 is returned to the charge control unit 40 via network communication. To do.
- Charging control unit 40 recognizes the establishment of registered ID verification based on the vehicle ID code registered notification transmitted from vehicle registration server 37, and enters a charging permission state in which charging is permitted for the vehicle. . As a result, the charging control unit 40 starts flowing a charging current from the power line 36a to the battery 27 of the vehicle, and starts charging the battery 27.
- the charge control unit 40 recognizes the charge amount of the battery 27 by constantly monitoring the voltage between the terminals of the battery 27 while charging the battery. Then, when the battery 27 is fully charged, the charging control unit 40 stops the current supply of the power line 36a and ends the charging of the battery 27.
- the charge control unit 40 sends the vehicle ID code from the vehicle registration server 37 to the vehicle ID code.
- the vehicle ID code registration notification charge prohibition command
- the charging control unit 40 enters a charging non-permitted state in which charging is prohibited for the vehicle. Therefore, even if the desk lamp 35 is operated to start charging, the charging control unit 40 prohibits the electric current from flowing through the power line 36a and the battery 27 and does not charge the battery 27.
- this encrypted communication may use a common key number method such as DES (Data Encryption Standard) or AES (Advanced Encryption Standard), or a public key encryption method such as RSA. .
- DES Data Encryption Standard
- AES Advanced Encryption Standard
- public key encryption method such as RSA.
- a hybrid system combining both a common key encryption system and a public key encryption system may be used.
- the electric stand 35 will not operate unless the vehicle ID code of the charging target car is registered in the vehicle registration server 37. That is, the battery 27 of this vehicle cannot be charged. Therefore, even if the thief steals the hybrid vehicle 1, the stolen vehicle is When charging with 5, the vehicle ID code of the stolen vehicle must be registered in the vehicle registration server 37. For this reason, the number of desk lamps 35 that can charge the stolen vehicle can be reduced. That is, the range in which this stolen vehicle can travel is narrowed. As a result, the tracking range of the stolen vehicle is narrowed, so that the stolen vehicle can be easily tracked, which is effective in improving the discovery rate of the stolen vehicle.
- the vehicle registration server 37 recognizes the charging operation of the battery 27 by the desk lamp 35 and accumulates the charging history in its own memory 44. Specifically, when the table lamp 35 charges the battery 27, the charging control unit 40 sends a unique stand ID code (equipment number code) attached to each table lamp 35 together with the charging start notification to the vehicle registration server 37. Send to. In response to the charging start notification, the vehicle registration server 37 stores the vehicle ID code for which the charging operation has been performed, the date and time of charging, and the stand ID code of the desk lamp 35 that has been charged, as shown in FIG. Write to 44 as charging history.
- a unique stand ID code equipment number code
- the charging history of the registered vehicle is stored in the vehicle registration server 37. For this reason, it is possible to know which registered vehicle charged when and where.
- the installation location of the desk lamp 35 can be known. Therefore, since the current position of the stolen vehicle is also known, it is easier to track the stolen vehicle, which is also effective for vehicle theft countermeasures.
- the vehicle registration server 37 can also perform stolen vehicle registration.
- a vehicle registered as a stolen vehicle is recorded in the theft registration display field 45c of the registered vehicle file 45 corresponding to the vehicle ID code of the stolen vehicle.
- This stolen vehicle registration method includes, for example, a method using network communication using a communication terminal such as a personal computer or a mobile phone, and a notification to that effect by telephone or the like to the land transport station or security company that manages the vehicle registration server 37. There are ways to do it.
- the vehicle registration server 37 checks whether or not the vehicle ID code of the vehicle to be charged is registered in the memory 44.
- the vehicle registration server 37 checks whether or not the charging target vehicle specified by the vehicle ID code is a stolen vehicle by looking at the theft registration display field 45c of the registered vehicle file 45. If the vehicle to be charged is a stolen vehicle, the vehicle registration server 37 sends a stolen vehicle notification (a notification without vehicle ID code registration) to the desk lamp 35 together with the vehicle ID code. In response to the stolen vehicle notification, the charging control unit 40 enters a charging non-permitted state. Therefore, even if the desk lamp 35 is started to be charged, no current flows from the power line 36a to the battery 27, and the battery 27 is not charged.
- the charging system of the first embodiment has the following advantages.
- the battery 27 cannot be charged by the desk lamp 35 unless the vehicle ID code is registered in the vehicle registration server 37 in advance. Therefore, even if an unauthorized user who has not registered the server tries to use the desk lamp 35, the desk lamp 35 will not operate. Therefore, it is difficult to perform unauthorized charging with the electric stand 35, and it is possible to prevent power from being stolen by a third party.
- ID verification is performed by the vehicle registration server 37, which has a high data processing capability.
- the process required for ID verification can be performed in a short time.
- the registered ID verification is performed on the electric stand 35, it is not necessary to provide a communication mechanism for ID verification in the vehicle. Therefore, the structure of the communication system parts and computer system parts of the vehicle is not complicated.
- the charging history is stored in the vehicle registration server 37. Therefore, it can be confirmed later when the charging is performed at the desk lamp 35. For this reason, even if the desk lamp 35 is used without the knowledge of the authorized user, it can be recognized. Therefore, unauthorized charging can be prevented. Further, the power used by any desk lamp 35 is accumulated in the charging history. Therefore, when the battery 27 of the stolen vehicle is charged by the desk lamp 35, the installation location of the desk lamp 35 can be specified as the current position of the stolen vehicle. Therefore, the stolen vehicle can be tracked and the anti-theft effect of the vehicle can be improved.
- FIG. 1 shows another form of registered ID verification described in the first embodiment.
- the same parts as those in the first embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.
- the high-voltage power supply circuit 29 is connected in series with a switching switch 51 that switches on / off the energization of the high-voltage power supply circuit 29.
- a series circuit of the battery module 28, the current sensor 33 and the switching switch 51 is connected in series to the charging connector 34.
- the change-over switch 51 is connected to the battery ECU 32 and a command from the battery ECU 32. On / off based on The switching switch 51 is turned on in a normal state, and is turned off when the battery ECU 32 receives a charge non-permission instruction from the desk lamp 35. When the switch 51 is turned off, charging is disabled.
- the charging control unit 40 detects the ON operation of the charging start switch 46 in a state where the charging cable 36 is connected to the charging connector 34 of the vehicle, the charging control unit 40 starts from the power line 36a regardless of the result of the registered ID verification. Starts the operation of flowing current toward battery 27. Simultaneously with the start of the current supply, the charging control unit 40 transmits an ID confirmation request to the hybrid ECU 23 via the control line 36b, the communication line 36c, and the battery ECU 32, thereby registering the vehicle ID code registered in the verification ECU 7. To get.
- the charging control unit 40 transmits the vehicle ID code transmitted from the vehicle to the vehicle registration server 37 via network communication.
- the vehicle registration server 37 confirms whether the vehicle ID code is registered in the memory 44. Confirm whether or not.
- the charging control unit 40 recognizes that the registered ID verification has been established, and enters a charging permission state in which charging is permitted for the vehicle.
- the charge control unit 40 that has entered the charge permission state transmits a charge permission signal Sa to the battery ECU 32 via the control line 36b and the communication line 36c.
- the battery ECU 32 maintains the high voltage power supply circuit 29 in the closed circuit by keeping the switching switch 51 in the ON state. As a result, charging current is supplied from the desk lamp 35 to the battery 27 via the power line 36a, and the battery 27 is charged.
- the charge control unit 40 when the charge control unit 40 receives a notification that the vehicle ID code is not registered from the vehicle registration server 37, the charge control unit 40 recognizes that the registration ID verification is not established, and does not permit charging for the vehicle. Become.
- the charge control unit 40 in the charge disapproval state transmits a charge disapproval signal Sb to the battery ECU 32 via the control line 36b and the communication line 36c.
- the battery ECU 32 cuts off the energization of the high-voltage power supply circuit 29 by switching off the switching switch 51 in the on state.
- the charging current supplied from the desk lamp 35 via the power line 36a does not flow into the battery 27, and the battery 27 is not charged.
- the battery ECU 32 performs the charging stop operation of the desk lamp 35 through the control line 36b and the communication line 36c. Is detected, the switch 51 is returned to the ON state.
- the high voltage power supply circuit 29 becomes an open circuit. Therefore, even when the charging start switch 46 is turned on in the desk lamp 35, current flows from the desk lamp 35 at the same time, so that charging current is prevented from flowing into the battery 27 if registration ID verification is not established. . At this time, it is not always necessary that current flows out of the electric stand 35.
- the charging system of the second embodiment has the following advantages in addition to the advantages described in (1) to (6) of the first embodiment.
- the third embodiment shows another form of registered ID verification described in the second embodiment.
- the same parts as those of the second embodiment are denoted by the same reference numerals, and detailed description thereof is omitted.
- the hybrid vehicle 1 is equipped with a network communication circuit 52 capable of wireless network communication with the vehicle registration server 37.
- the network communication circuit 52 is connected to the verification ECU 7 and operates based on a command from the verification ECU 7.
- the network communication circuit 52 can perform, for example, wireless LAN communication with a hot spot installed in a building, and performs data communication with the vehicle registration server 37 by network communication through the wireless LAN.
- the charging control unit 40 detects that the charging start switch 46 is turned on in a state where the charging cable 36 is connected to the charging connector 34 of the vehicle, the charging control unit 40 starts an operation of flowing current from the power line 36a toward the battery 27. To do. Furthermore, the charging control unit 40 transmits an ID confirmation request to the hybrid ECU 23 via the control line 36b, the communication line 36c, and the battery ECU 32. In response to this ID confirmation request, the hybrid ECU 23 notifies the verification ECU 7 of it. In response to the ID confirmation request transmitted from the hybrid ECU 23, the verification ECU 7 transmits the vehicle ID code registered in itself to the vehicle registration server 37 from the network communication circuit 52 via the network. The vehicle registration server 37 checks whether or not the vehicle ID code transmitted from the verification ECU 7 is registered in its own memory 44. If the vehicle ID code is registered, the vehicle registration server 37 returns a vehicle ID code registered notification to the verification ECU 7 via the network and the circuit 52.
- the verification ECU 7 transfers the vehicle ID code registered notification to the battery ECU 32 via the hybrid ECU 23.
- the battery ECU 32 enters a charge permission state in which the battery 27 is allowed to be charged.
- the battery ECU 32 that has entered the charge-permitted state maintains the high-voltage power supply circuit 29 in a closed circuit by keeping the switching switch 51 in the on state. As a result, charging current is supplied from the desk lamp 35 to the battery 27 via the power line 36a, and the battery 27 is charged.
- the verification ECU 7 when the verification ECU 7 receives a notification of no vehicle ID code registration from the vehicle registration server 37, the verification ECU 7 transfers the notification to the battery ECU 32 via the hybrid ECU 23. In response to the notification that the vehicle ID code is not registered, the battery ECU 32 enters a charging disapproval state in which the battery 27 cannot be charged.
- the battery ECU 32 in the charge disapproval state cuts off the energization of the high-voltage power supply circuit 29 by switching off the switching switch 51 in the on state. Thereby, the charging current supplied from the power of the desk lamp 35 via the power line 36a does not flow into the battery 27, and the battery 27 is not charged.
- a verification communication mechanism for performing registered ID verification is mounted on the vehicle. For this reason, it is not necessary to mount a communication mechanism for ID verification on the desk lamp 35. Therefore, the configuration of the desk lamp 35 can be simplified. In addition, it is more difficult to replace the verification communication mechanism if it is installed in a vehicle located near the vehicle owner, rather than installing the verification communication mechanism in the desk lamp 35 installed in a public place. Therefore, installing a verification communication mechanism in the vehicle can further enhance the effect of preventing unauthorized charging. [0069]
- the charging system of the third embodiment has the following advantages in addition to the advantages described in (1) to (7) of the first and second embodiments.
- Registration ID verification is performed between the hybrid vehicle 1 and the vehicle registration server 37. Therefore, it is not necessary to provide a communication mechanism for ID verification in the desk lamp 35. Therefore, the structure of the electric stand 35 can be simplified, and it is not necessary to change the design of the electric stand 35 significantly.
- the server 37 does not necessarily have to perform registered ID verification in order to determine whether or not the hybrid vehicle 1 can be charged by the desk lamp 35.
- the server 37 sends a notification (charge prohibition command) for prohibiting charging of the vehicle ID code to the vehicle together with the vehicle ID code of the stolen vehicle.
- the desk lamp 35 may store this command together with the vehicle ID code, and determine whether or not to charge according to the stored contents. That is, when the vehicle ID code of the hybrid vehicle 1 (charge target) is the code train of the vehicle that is received by the charge prohibition command, the desk lamp 35 prohibits charging the vehicle.
- data communication between the hybrid vehicle 1 and the desk lamp 35 may be performed using power line communication (PLC: Power Line Communications) using the power line 36a as a data transfer path. Good.
- PLC Power Line Communications
- the control line 36b since the control line 36b is not required, the number of wires connecting the hybrid vehicle 1 and the desk lamp 35 can be reduced. Therefore, the component cost required for wiring can be reduced.
- the registration ID verification is not necessarily performed by the vehicle registration server 37.
- the list of vehicle ID codes managed by the vehicle registration server 37 may be transferred to the hybrid vehicle 1 or the desk lamp 35.
- the hybrid vehicle 1 or the desk lamp 35 performs registration ID verification instead of the vehicle registration server 37.
- the content of the charging history includes a vehicle ID code, a charging date and time, It is not limited to the stand ID code of the desk lamp 35. For example, it may include the charging time and the remaining battery level at the start of charging.
- the charging history may be left on the desk lamp 35.
- the operation of disabling the charging of the battery 27 when the registration ID verification is not established includes the operation of stopping the current supply from the desk lamp 35 and the battery 27.
- the operation of stopping the current supply from the desk lamp 35 and the battery 27 By switching off the connected switching switch 51, it is possible to adopt a deviation from the operation that cuts off the current flowing to the battery 27 (current flows from the desk lamp 35)!
- the vehicle ID code registered in the verification ECU 7 is executed at the time of ID verification performed at the time of door lock locking / unlocking or when the hybrid system is activated, and at the time of charging permission determination. It may be different from the registered ID verification. In this case, for example, an ID code dedicated for registered ID verification is registered in the verification ECU 7.
- the vehicle ID code registered in the hybrid vehicle 1 is not necessarily limited to a fixed value, and may be rewritable.
- the charging facility is not necessarily limited to the desk lamp 35, and may be a household charging facility installed in each household, for example.
- the vehicle is not necessarily limited to the hybrid vehicle 1 and may be an electric vehicle that moves only by a motor, for example.
- the “charging object” is not limited to the vehicle, but may be a device or a device that has the battery 27 and moves using the battery 27 as a driving source.
- the switch for connecting or disconnecting the high-voltage power supply circuit 29 is not limited to the mechanical contact point switching switch 51.
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
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CN2007800280509A CN101496251B (zh) | 2006-08-02 | 2007-07-11 | 充电系统 |
US12/375,888 US8290649B2 (en) | 2006-08-02 | 2007-07-11 | Registration-based vehicle battery charging system |
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JP2006210926A JP4366382B2 (ja) | 2006-08-02 | 2006-08-02 | 充電システム |
JP2006-210926 | 2006-08-02 |
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WO2008015893A1 true WO2008015893A1 (en) | 2008-02-07 |
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PCT/JP2007/063859 WO2008015893A1 (en) | 2006-08-02 | 2007-07-11 | Charging system |
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US (1) | US8290649B2 (ja) |
JP (1) | JP4366382B2 (ja) |
CN (1) | CN101496251B (ja) |
WO (1) | WO2008015893A1 (ja) |
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JP4366382B2 (ja) | 2009-11-18 |
CN101496251A (zh) | 2009-07-29 |
US20100010698A1 (en) | 2010-01-14 |
US8290649B2 (en) | 2012-10-16 |
CN101496251B (zh) | 2013-01-02 |
JP2008042984A (ja) | 2008-02-21 |
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