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WO2017102436A1 - Procédé de charge sans contact d'une batterie dans un véhicule automobile - Google Patents

Procédé de charge sans contact d'une batterie dans un véhicule automobile Download PDF

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Publication number
WO2017102436A1
WO2017102436A1 PCT/EP2016/079892 EP2016079892W WO2017102436A1 WO 2017102436 A1 WO2017102436 A1 WO 2017102436A1 EP 2016079892 W EP2016079892 W EP 2016079892W WO 2017102436 A1 WO2017102436 A1 WO 2017102436A1
Authority
WO
WIPO (PCT)
Prior art keywords
motor vehicle
charging
charging station
battery
data transmission
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Ceased
Application number
PCT/EP2016/079892
Other languages
German (de)
English (en)
Inventor
Ahmet Kilic
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of WO2017102436A1 publication Critical patent/WO2017102436A1/fr
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • 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
    • 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
    • B60L53/12—Inductive energy transfer
    • B60L53/126—Methods for pairing a vehicle and a charging station, e.g. establishing a one-to-one relation between a wireless power transmitter and a wireless power receiver
    • 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
    • B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
    • B60L53/38—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by inductive energy transfer
    • B60L53/39—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by inductive energy transfer with position-responsive activation of primary coils
    • 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
    • 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
    • Y02T90/14—Plug-in electric vehicles
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles
    • Y02T90/167—Systems integrating technologies related to power network operation and communication or information technologies for supporting the interoperability of electric or hybrid vehicles, i.e. smartgrids as interface for battery charging of electric vehicles [EV] or hybrid vehicles [HEV]
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
    • Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
    • Y04S30/14—Details associated with the interoperability, e.g. vehicle recognition, authentication, identification or billing

Definitions

  • the present invention relates to a method for contactless charging of a battery in a motor vehicle according to the preamble of claim 1 and a charging system for contactless charging of a battery in a motor vehicle according to the preamble of claim 12.
  • Electrical energy storage devices are used in a variety of applications.
  • mobile applications z. B. batteries used as energy storage.
  • batteries are in
  • Electric vehicles or hybrid vehicles used as energy storage to provide energy for the electric drive motor of the electric vehicle or
  • Hybrid vehicle In order to use a battery as energy storage in a vehicle, an additional possibility for charging the battery must be provided.
  • Inductive charging stations are known in which energy is transmitted from the charging station to the motor vehicle wirelessly via an inductive coupling of two coils.
  • inductive charging of electric vehicles necessary for the charging of the vehicle battery energy is not transmitted via a charging cable to the vehicle (conductive charging), but transmitted contactless via a transformer with a large air gap.
  • the primary coil of the transformer is arranged in the stationary charging station and is connected by means of suitable electronics to the power grid.
  • the charging station is, for example, embedded in the ground or laid on the ground Charging station trained.
  • the secondary coil of the transformer is typically fixedly mounted in the underbody of the vehicle and in turn connected by suitable electronics to the vehicle battery.
  • the primary coil generates a high-frequency alternating magnetic field, which penetrates the secondary coil and there a
  • the charging stations can be arranged not only in the private garage for a motor vehicle, but also, for example, to publicly accessible facilities, such as parking garages or parking at one
  • DE 10 2013 202 234 A1 shows a method for establishing a connection for transmitting energy on a transmission path between a first subscriber and a second subscriber, comprising the following steps: establishing an initial binding via a data communication path different from the transmission path, wherein a start signal for starting the initial binding is generated, at least one parameter is transmitted by the communication unit between the first subscriber and the second subscriber via the data communication path, at least one parameter transmitted via the data communication path or information derived therefrom is stored by the second subscriber; Producing a data communication connection via the transmission path, wherein at least one parameter is transmitted via the transmission path by the first participant, the first participant by the second participant due to an adjustment of at least one transmitted via the data communication path parameter or information derived therefrom at least one parameter transmitted via the data communication connection or information derived therefrom is authenticated; Establishing the connection for transmission of energy in the transmission path in response to a result of the authentication.
  • a method for charging a battery in a vehicle is known from DE 10 2014 200 315 A1 with the following steps: initializing a charging process, providing driver-specific data that relate at least to travel destinations and driving times, determining a destination charge state in
  • Inventive method for contactless charging of a battery in a motor vehicle with the steps: generating an alternating magnetic field in a primary coil of a stationary charging station, inducing a
  • Motor vehicle assigned address is identified and the charging of the battery with the charging station is executed only in an identification of the motor vehicle.
  • a wireless, in particular radio-based, identification of the motor vehicle or of a driver of the motor vehicle takes place and only then is the charging of the battery carried out.
  • An unintentional and unidentified motor vehicle can thus not be charged at the charging station. This will not entitle you to charge your battery
  • Motor vehicle does not charge its battery at the charging station.
  • the identification of the motor vehicle takes place with an address which is assigned to the motor vehicle and / or the driver of the motor vehicle.
  • the optional driver of the motor vehicle is considered as a part or component of the motor vehicle.
  • the motor vehicle is assigned a MAC address and / or IP address, and with the MAC address and / or IP address, the motor vehicle is identified by the MAC address and / or IP address of the motor vehicle to the Charging station is transmitted wirelessly.
  • the wirelessly transmitted from the motor vehicle to the charging station address, in particular MAC address and / or IP address is checked, for example, due to a data connection of the charging station to the Internet and only after a corresponding release and / or authorization of this address is a loading of Battery of the motor vehicle executable.
  • the data connection of the charging station to the Internet for example, indirectly due to a
  • the charging station has a base data transmission device for wireless data transmission and the motor vehicle has a vehicle data transmission device for wireless data transmission to and with the base data transmission device and
  • Vehicle data transmission device data are transmitted from the charging station to the motor vehicle and / or data from the motor vehicle to the charging station wirelessly.
  • the basic data transmission device and the vehicle data transmission device are necessary in order to be able to transmit data from the motor vehicle to the charging station and vice versa.
  • Data transmission device may also be at least partially not firmly connected to the motor vehicle, for example, to thereby identify different drivers of the motor vehicle.
  • the identification of the driver of the motor vehicle is thus also considered as an identification of the motor vehicle.
  • Motor vehicle can also be stored in a mobile chip card with an RFID transponder. As a result, different drivers of the motor vehicle can identify accordingly at the charging station for authorization to charge the battery of the motor vehicle.
  • the base data transmission device of the charging station can also be a spatial
  • Be arranged distance from the primary coil of the charging station and / or the primary coil and the base data transfer device of the charging station are arranged in separate housings, however, the spatial distance of the primary coil to the base data transmission device is substantially smaller than the spatial distance of the primary coil to another charging station.
  • the method is carried out with several charging stations and before the contactless charging of the battery, the motor vehicle is only assigned to a charging station and charging the battery of
  • Motor vehicle is executed only by the motor vehicle associated charging station. In a parking garage, therefore, several charging stations may be present for charging batteries of motor vehicles, which are parked in the parking garage.
  • That charging station is the
  • Motor vehicle assigned which has the smallest distance to the motor vehicle.
  • the smallest distance of the motor vehicle to a charging station can also be determined by means of a position determination of the motor vehicle. If, for example, three charging stations emit a signal and this signal is reflected by the motor vehicle, the spatial position of the motor vehicle can be determined on the basis of this reflected signal, since the position of the three charging stations which emit the signal is also known. From the position of the motor vehicle that charging station can be determined which has the smallest distance to the motor vehicle.
  • the signals emitted by a respective vehicle data transmission device in particular
  • Radio signals received at the plurality of charging stations and the signal strengths of the signals are compared at the charging stations with each other and that charging station is assigned to the motor vehicle, which has the largest signal strength.
  • the determination of the charging station, which has the smallest or smallest distance to the motor vehicle, by means of the largest signal strength is technically particularly simple executable.
  • Executed motor vehicles and each a charging station is assigned only ever a motor vehicle. In a variety of charging stations and several vehicles Thus, each a charging station can be assigned only ever a motor vehicle. This ensures that even with a large number of charging stations and motor vehicles from a charging station only one vehicle is charged.
  • Motor vehicle executed only after one of the motor vehicle to the charging station wirelessly transmitted order for charging the battery.
  • An order to charge the battery is from the motor vehicle or the driver of the
  • Battery of the motor vehicle is running charging the battery.
  • the battery charging job may also include charging the battery only to a certain state of charge (SOC).
  • SOC state of charge
  • the order for charging the battery can be issued by the driver manually or automatically by an on-board electronics of the motor vehicle.
  • Motor vehicle only executed if the motor vehicle has an authorization to charge the battery of the motor vehicle, in particular an electronic payment of the store is carried out by the motor vehicle.
  • Authorization to charge the battery requires, in addition to the identification of the motor vehicle, in particular the possibility and / or execution of an electronic payment for the charging of the motor vehicle. For this either the electronic payment is carried out before the charging process or it will be checked before charging only the possibility of electronic payment and only after the completion of the loading process an electronic payment of the store is carried out, for example by due
  • Charging station waited for a predetermined period of time and, if during the specified period of time no order to charge the battery of the
  • Motor vehicle is transmitted wirelessly to the associated charging station, this motor vehicle is released from the associated charging station, so that preferably subsequently to the associated shared charging station, the battery of another motor vehicle is rechargeable.
  • motor vehicles can be turned off as electric vehicles, where there is no desire or need for charging the battery of the motor vehicle. For this reason, an identification of the motor vehicle nevertheless takes place and if, after the predetermined period of time, no order for charging the battery is transmitted wirelessly from the motor vehicle to the charging station, the assignment of the charging station to the motor vehicle is released again, so that the battery is again connected to the released charging station another motor vehicle can be charged.
  • the at least one charging station in particular all charging stations, is or are provided with a central charging station
  • Computing unit connected and data from the at least one
  • Charging station to the arithmetic unit and / or transmitted from the arithmetic unit to the at least one charging station and the arithmetic unit and
  • the at least one charging station preferably has a data connection to the Internet and / or the wireless data transmission is radio-based, preferably with WLAN or Bluetooth, and / or carried out by means of ultrasound and / or with light. Due to the data connection of the computing unit to the Internet, for example, a check of the authorization of an identified motor vehicle for charging the battery can be checked. Only with a corresponding registration in a charging system for carrying out the method and a possibility for electronic payment of the charging a charging of the battery of the motor vehicle is performed.
  • the invention further includes a computer program having program code means stored on a computer-readable medium for carrying out a method described in this patent application, when the Computer program on a computer or equivalent
  • Arithmetic unit is performed.
  • the invention also relates to a computer program product with program code means which are stored on a computer-readable data carrier in order to carry out a method described in this patent application when the computer program is executed on a computer or a corresponding computing unit.
  • Inventive charging system for contactless charging of a battery in a motor vehicle, comprising at least one charging station with a primary coil, a computing unit, a data connection means for data transmission from the at least one charging station to the computing unit and / or from the
  • Computing unit to the at least one charging station, wherein the at least one charging station, a base data transmission device for wireless
  • Data transmission comprises for the wireless transmission of data from the charging station to the motor vehicle and / or from the motor vehicle to the charging station. It is expedient to carry out a method described in this patent application with the charging system.
  • the charging system comprises a plurality of charging stations, which are arranged at a spatial distance from one another.
  • the base data transmission device comprises an antenna and a transmitting unit and / or a receiving unit and / or the data connection means is formed by at least one data line or means for radio-based data transmission and / or the charging system comprises a motor vehicle with a secondary coil, one Battery and a vehicle data transmission device, in particular the vehicle data transmission device comprises an antenna and a transmitting unit and / or a receiving unit.
  • the arithmetic unit and the charging station are connected to one another due to the data connection means to form a network. From the arithmetic unit so that, for example, data can be selectively transferred only to a charging station.
  • the base data transmission device comprises a WLAN module and / or a router for radio-based construction of a network.
  • each charging station is an address, in particular a MAC address and / or IP address and / or an SSID (Service Set Identifier), assigned to identify the charging station.
  • Each charging station can thus form its own WLAN network with at least one vehicle; in the case of several vehicles which are each connected to a charging station to a WLAN network for data transmission, the vehicle with the smallest distance to the respective one charging station can thus be determined.
  • the vehicle data transmission device comprises a WLAN module and / or a router for the radio-based construction of a network.
  • the arithmetic unit also includes an access point.
  • the data transmission from the at least one base data transmission device to the at least one vehicle data transmission device takes place and preferably conversely to TCP / 1 P-based (Transmission Control Protocol / Internet Protocol-based).
  • the signals emitted by one vehicle data transmission device are expediently connected to the plurality of signals
  • Receive charging stations and the signal strengths of the signals to the Charging stations will be compared with each other and that charging station is assigned to the motor vehicle, which has the largest signal strength and the largest signal strength by means of RSSI (Received Signal Strength Indicator) is determined as an indicator of the reception strength in wireless data transmission.
  • RSSI Received Signal Strength Indicator
  • the signals received by the charging stations, which were transmitted by a respective vehicle data transmission device are converted into data by the respective charging stations and the converted data are transmitted to the arithmetic unit and compared with one another in the arithmetic unit and the converted data contain data for signal strength and / or data for identification of the
  • Vehicle in particular the MAC address and / or the IP address of the vehicle.
  • the assignment of a motor vehicle to a charging station is executed and / or controlled by the arithmetic unit.
  • the activation of the charging of the battery is controlled by the arithmetic unit.
  • the charging of the battery is controlled and / or regulated by the arithmetic unit.
  • the identification of the motor vehicle is carried out by the arithmetic unit by transferring data from the charging station to the computer
  • Arithmetic unit are sent and the transmitted data from the
  • Arithmetic unit are evaluated.
  • FIG. 1 is a schematic representation of a charging system in a first embodiment
  • FIG. 2 shows a schematic illustration of the charging system in a second exemplary embodiment
  • FIG. 3 shows a flow chart of a method according to the invention for the
  • Fig. 1 is a first embodiment of an inventive
  • a charging station 5 is permanently installed, for example, in the bottom of a parking lot.
  • the charging station 5 is connected to an electrical power supply, not shown, and comprises a primary coil 6, and a base data transmission device 12.
  • Data transmission device 12 comprises an antenna 13, a transmitting unit 14 and a receiving unit 15 and a router 16.
  • the electrical energy for the primary coil 6 is provided by the electric power supply, not shown.
  • the charging station 5 is provided with a data connection means 9 as a data line 10 or a radio link with a central one
  • the central processing unit 8 also includes a router 16 and the central processing unit 8 also has a connection to the Internet 11.
  • a motor vehicle 2 is arranged as an electric vehicle 2 with a battery 3 as a high-voltage battery 3 and an electric motor 4.
  • the battery 3 is used to supply the
  • Electric motor 4 with electrical energy and the electric motor 4 serves to drive the motor vehicle 2.
  • the motor vehicle 2 comprises a vehicle data transmission device 17 with an antenna 13, a transmitting unit 14 and a receiving unit 15.
  • a secondary coil 7 is also arranged in the motor vehicle 2,
  • a second embodiment of the charging system 1 is shown.
  • the second embodiment of the charging system 1 differs in
  • the charging system 1 comprises three charging stations 5.
  • the charging system 1 comprises three charging stations 5.
  • one, two or three motor vehicles 2 can be charged simultaneously at the charging system 1 shown in FIG.
  • the following are the steps of a
  • the charging stations 5 are at three parking spaces of a public
  • the charging stations 5 are thus a first charging station LS1, a second charging station LS2 and a third charging station LS3.
  • the motor vehicles 2 shown in FIG. 2 are thus a first motor vehicle FZ1 and a second motor vehicle FZ2.
  • the motor vehicle FZ1 travels to the parking space at the charging station LS1.
  • These transmitted radio signals of the first motor vehicle FZ1 include an address, that is, a MAC address as a hardware address of the
  • This radio signal emitted by the first motor vehicle FZ1 is received by all the charging stations LS1, LS2, LS3, and in the charging stations LS1, LS2, LS3, a conversion of the received radio signal into a data signal takes place
  • Data line 10 is transmitted to the arithmetic unit 8, that is, there is a transmission 21 of these data signals from the charging stations LS1, LS2, LS3 to the arithmetic unit 8.
  • these data signals are both the data to the address of the first motor vehicle FZ1 and data on the signal strengths which were received from the respective charging stations LS1, LS2, LS3 included.
  • Radio signals from different motor vehicles 2 can be distinguished on the basis of the sent out addresses. Subsequently, a
  • Motor vehicle FZ2 can thus be executed simultaneously.
  • a check 28 of the authorization for charging the battery 3 of the first motor vehicle FZ1 is carried out by the possibility of electronic payment by the first motor vehicle FZ1 or the driver of the first
  • Motor vehicle FZ1 is tested. It also becomes a driver of the motor vehicle 2 evaluated as part of the motor vehicle 2. After a positive examination of the authorization, a loading 29 of the battery 3 of the first motor vehicle FZ1 takes place and after the battery 3 has been charged, the device 30 is terminated
  • the data of the electrical energy for charging 29 of the battery 3 of the first motor vehicle FZ1 is stored in the charging station 5 and / or the arithmetic unit 8 and then carried out according to this data, an electronic payment 31 of the charging of the battery 3 in the first motor vehicle FZ1.
  • This is followed by a termination 32 of the assignment of the first motor vehicle FZ1 to the associated first charging station LS1.
  • a release 33 of the first motor vehicle FZ1 associated first charging station LS1 based on the signal strength of the further emitted from the first motor vehicle 1 radio signal.
  • the release of the first charging station LS1 takes place only when the signal strength of the transmitted from the first motor vehicle FZ1 constant radio signal decreases again, that is, the first motor vehicle FZ1 has again removed from the first charging station LS1 by driving away.
  • the method steps from the transmission 18 to the transmission 25 are carried out analogously to the second charging station LS2 for the second motor vehicle FZ2. After reserving and identifying 26 of the associated second
  • Charging station LS2 with respect to the second motor vehicle FZ2 is carried out by the second motor vehicle FZ2 no sending an order to charge the battery 3 second motor vehicle FZ2, because the battery 3 of the second
  • Motor vehicle FZ2 has a sufficiently high state of charge. After reserving and identifying 26 of the second motor vehicle FZ2 takes place from the second charging station LS2 due to the data connection with the
  • Arithmetic unit 8 waiting within a predetermined period of time, for example, 3 minutes. If no order for charging the battery 3 to the second charging station LS2 is transmitted by the second motor vehicle FZ2 during this predetermined time period after the reservation and identification 26, a termination 32 of the assignment of the second motor vehicle FZ2 to the second charging station LS2 takes place. The release 33 of the second charging station LS2 with respect to other motor vehicles takes place only when the signal strength of the second charging station LS2 previously assigned second motor vehicle FZ2 is below a predetermined threshold, that is, the second Motor vehicle FZ2 has again removed from the parking lot at the second charging station LS2.
  • Charging system 1 of the invention associated significant benefits.
  • Motor vehicles 2 are assigned to the individual charging stations 5 and furthermore the motor vehicles 2 can be identified merely on the basis of the transmitted radio signals between the charging stations 5 and the base data transmission devices 12 in the charging stations 5 and
  • Motor vehicles 2 and the vehicle data transmission devices 17 Separate sensors for an assignment of motor vehicles 2 to
  • Charging stations 5 are therefore not necessary and thus incur low costs.
  • the radio transmission takes place via a standardized 802.1 1 WLAN network.
  • the charging of the battery 3 of the motor vehicles 2 can thus be carried out particularly comfortable for the driver of the motor vehicle 2.
  • the identification is carried out either firmly linked to the motor vehicle 2 and / or in that a driver of the motor vehicle 2 is identified and assigned accordingly, for example, by means of an RFID transponder of the driver of the motor vehicle 2 is carried.
  • the vehicle data transmission device 17 may also be a transportable box, which is carried by the driver of the motor vehicle 2. Due to the corresponding identification of the motor vehicle 2 or a driver of the motor vehicle 2, which is the motor vehicle 2 equated in this context, thereby a simple electronic payment of the charging process can be performed.
  • the complex setting up, for example, coin machines assigned to a respective charging station 5 is not necessary.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Transportation (AREA)
  • Mechanical Engineering (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)

Abstract

L'invention concerne un procédé de charge sans contact d'une batterie (3) dans un véhicule automobile (2), comprenant les étapes consistant à : produire un champ alternatif magnétique dans une bobine primaire (6) d'une station de charge (5) fixe, induire un courant alternatif dans une bobine secondaire (7) d'un véhicule automobile (2) à l'aide du champ alternatif magnétique produit dans la station de charge (5), charger la batterie (3) du véhicule automobile (2) au moyen de l'énergie électrique du courant alternatif induit dans la bobine secondaire (7). Avant la charge sans contact de la batterie (3), le véhicule automobile (2) est identifié, en termes de la station de charge (5), sans fil au moyen d'une adresse associée au véhicule automobile (2) et la charge de la batterie (3) à l'aide de la station de charge (5) n'est effectuée qu'en cas d'identification du véhicule automobile (2).
PCT/EP2016/079892 2015-12-16 2016-12-06 Procédé de charge sans contact d'une batterie dans un véhicule automobile Ceased WO2017102436A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102015225448.8A DE102015225448A1 (de) 2015-12-16 2015-12-16 Verfahren zum kontaktlosen Laden einer Batterie in einem Kraftfahrzeug
DE102015225448.8 2015-12-16

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WO2017102436A1 true WO2017102436A1 (fr) 2017-06-22

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CN108123550A (zh) * 2017-12-26 2018-06-05 福建工程学院 一种基于电磁感应为智能井盖充电的方法及系统

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DE102010042395A1 (de) * 2010-10-13 2012-04-19 Continental Automotive Gmbh Verfahren und Systeme zum induktiven Laden einer Batterie eines Fahrzeuges
US20130038272A1 (en) * 2010-12-24 2013-02-14 Toyota Jidosha Kabushiki Kaisha Non-contact charging system, non-contact charging method, non-contact charging type vehicle, and non-contact charging management apparatus
WO2013024483A2 (fr) * 2011-08-16 2013-02-21 Better Place GmbH Identification d'un véhicule électrique adjacent à une station de réapprovisionnement en énergie
US20140266004A1 (en) * 2013-03-14 2014-09-18 Zevtron, LLC Electric vehicle charging system
US20150015419A1 (en) * 2013-07-15 2015-01-15 Qualcomm Incorporated. Systems, methods, and apparatus related to mutual detection and identification of electric vehicle and charging station

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DE102013202234B4 (de) 2013-02-12 2020-06-18 Siemens Aktiengesellschaft Vereinfachte Authentifizierung und Autorisierung für eine Energieübertragung mittels initialer Bindung
DE102014200315A1 (de) 2014-01-10 2015-07-16 Robert Bosch Gmbh Verfahren zum Laden einer Batterie in einem Fahrzeug

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Publication number Priority date Publication date Assignee Title
DE102010042395A1 (de) * 2010-10-13 2012-04-19 Continental Automotive Gmbh Verfahren und Systeme zum induktiven Laden einer Batterie eines Fahrzeuges
US20130038272A1 (en) * 2010-12-24 2013-02-14 Toyota Jidosha Kabushiki Kaisha Non-contact charging system, non-contact charging method, non-contact charging type vehicle, and non-contact charging management apparatus
WO2013024483A2 (fr) * 2011-08-16 2013-02-21 Better Place GmbH Identification d'un véhicule électrique adjacent à une station de réapprovisionnement en énergie
US20140266004A1 (en) * 2013-03-14 2014-09-18 Zevtron, LLC Electric vehicle charging system
US20150015419A1 (en) * 2013-07-15 2015-01-15 Qualcomm Incorporated. Systems, methods, and apparatus related to mutual detection and identification of electric vehicle and charging station

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