EP3665887A1 - Method for assigning a digital data connection between a motor vehicle and a charging unit and charging unit - Google Patents
Method for assigning a digital data connection between a motor vehicle and a charging unit and charging unitInfo
- Publication number
- EP3665887A1 EP3665887A1 EP18779255.1A EP18779255A EP3665887A1 EP 3665887 A1 EP3665887 A1 EP 3665887A1 EP 18779255 A EP18779255 A EP 18779255A EP 3665887 A1 EP3665887 A1 EP 3665887A1
- Authority
- EP
- European Patent Office
- Prior art keywords
- motor vehicle
- charging
- state
- data connection
- unit
- 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.)
- Withdrawn
Links
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
- B60L53/65—Monitoring or controlling charging stations involving identification of vehicles or their battery types
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/544—Setting up communications; Call and signalling arrangements
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B2203/00—Indexing scheme relating to line transmission systems
- H04B2203/54—Aspects of powerline communications not already covered by H04B3/54 and its subgroups
- H04B2203/5462—Systems for power line communications
- H04B2203/547—Systems for power line communications via DC power distribution
-
- 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
-
- 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 invention relates to a method for assigning a digital data connection between a first motor vehicle and a charging unit to one of a plurality of charging terminals of a charging unit.
- a second aspect of the invention relates to a loading unit.
- a charging unit for charging a motor vehicle in particular an electric vehicle or hybrid vehicle, may have one or more charging ports.
- a respective motor vehicle can be connected and charged to each of the charging connections.
- an improved utilization of the charging unit in particular expensive components of the charging unit, for example an inverter, is made possible.
- a ⁇ communication between the motor vehicle and the loading unit by means of power line communication takes place during loading of the motor vehicle.
- PLC power line communication
- a data connection is established by means of powerline communication.
- This is based in accordance with the standard of verbin ⁇ dung by a point to point connection.
- a separate communication unit is required for each of the charging connections.
- the invention relates to a method for allocating a digital data connection between a first vehicle and a charging unit having a plurality of charging terminals to wel ⁇ surface adjacent to the first vehicle at least one further motor vehicle can be connected, to a first of the plurality of charging terminals to which the first motor vehicle is connected, wherein the loading unit has only a single common ⁇ same communication unit for the plurality of store circuits, and wherein between the charging unit and the first motor vehicle bears a first charging port associated ers ⁇ tes state signal, comprising the steps of:
- the first motor vehicle to the first charging terminal of the charging unit and the at least one other motor vehicle to be connected at least one further charging ⁇ terminal of the charging unit in the method Between the first motor vehicle and the first charging port is the first state signal.
- the at least one further status signal is applied between the at least one further motor vehicle and the at least one further charging connection.
- the respective status signals are assigned to the respective charging connection, in particular unambiguously.
- the state of the first state signal is equal to the state of the usually another state signal.
- a communi cation ⁇ unit of the loading unit expands the digital verbin ⁇ dung with the at least one other vehicle on the first vehicle and at least one additional digital data connection.
- the state of the first state signal is not exclusive to the first state signal. In this case, it can be determined during the check that the digital data connection can not be unambiguously assigned to the first charging connection.
- the charging unit has fewer communication units than La dean somebody. Therefore, multiple charging ports share a communication unit.
- the charging unit has exactly one communication unit for all of its charging devices.
- the motor vehicle can be instructed to change the state of the first state signal ⁇ to.
- the respective states of the first state signal and the at least one furtherbrakingssig ⁇ Nals are characterized by a voltage level.
- the respective states can characterize or specify different phases of a charging process.
- different phases of the charging process can be characterized or predetermined by the exchange of data via the digital data connection.
- a further embodiment provides that it is detected that during the checking the data connection in the first charging connection can not be unambiguously assigned if the state of the first state signal and at the same time the state of the at least one further state signal is compatible with a state transmitted via the data connection. If there are several other status signals, then the data connection can not be unambiguously assigned to the first charging connection if the state of the first state signal and, at the same time, the state of one of the further state signals is compatible with the data transmitted over the data connection.
- the reverse circuit that checks the data connection can be accurately then uniquely associated with the first charging terminal when the state determined via the data link with ge ⁇ exactly one of the status signals, namely the first state ⁇ signal is compatible at any time.
- the state of a state signal is, for example, compatible with the state transmitted via the data connection if and only if the respective states together form an admissible phase of the state
- the two transmitted states can characterize a permissible overall state of the charging process.
- the two states can be compatible if they have an inner relationship with each other.
- the states can be considered compatible if both states of the same phase of the charging process ⁇ can be assigned.
- the first list and / or the second list contains more than one entry.
- the first list and / or the second list is created in which the respective candidate connection partners are listed from the perspective of the charging unit (first list) and / or from the point of view of the first motor vehicle (second list).
- Insbesonde ⁇ re provides that a jewei ⁇ celled initial list is created for each charging port, where all vehicles are listed in the respective first list, which could be connected to the respective charging port and come as the connection partner for the data connection in question.
- the first motor vehicle and the another vehicle as the connection partner of the Da ⁇ tentagen in question when these transmit a state of the data connection or another data connection, which is Nals compatible at ⁇ least with the state of the first Laserssig-.
- the first force ⁇ vehicle comes into question as the connection partner of the data link when the state of the first state signal speaks ent ⁇ the state which is übermit- telt over the digital data connection. For example, that comes at least one more
- Motor vehicle as a connection partner of the data connection in question, if the state of the at least one further state ⁇ to ⁇ signal corresponds to the state which is transmitted via the digi ⁇ tal data connection.
- those motor vehicles come as a connection partner for a particular charging port, in this case the first charging port, in question, which via a respective data connection transmit the same state, which is present at the particular charging port, in this case the first charging port.
- a further development provides that the charging indication those circuits of the load unit are listed in the second list, to which a state of the at least one further state signal is present, which is compatible with the überffentem on the movement of such data ⁇ bond state.
- a state of the at least one further state signal is present, which is compatible with the überffentem on the movement of such data ⁇ bond state.
- An improvement provides that in an additional step a data connection, the signal strength is less than a predetermined threshold value, is detected as crosstalking data ⁇ compound.
- the crosstalk data connections can be received, for example, from adjacent loading units and motor vehicles with which the loading unit has no physical connection. However, these data connections are not relevant to the present charging unit and therefore can be sorted out. Yetswei ⁇ se the crosstalk data connections from the first and / or second list will be sorted out. Alternatively, the crosstalk data connections are not even included in the first or the second list. In other words, only cars can be picked up ⁇ to which be registered with the device with a data connection whose signal strength exceeds the predetermined threshold of the charge in the first list. This method is also referred to as SLAC according to the standard ISO 15118.
- a further development provides that the data connection between the first motor vehicle and the charging unit is provided via a charging cable by powerline communication (PLC).
- Powerline communication is a method for establishing the data connection during a charging process of a motor vehicle, which is described in the ISO 15118 standard standardized.
- the present method allows the assignment of the data connection even if there is not a separate communication unit for establishing the data connection for each charging connection.
- the present method also allows the assignment of the data connection, if, contrary to the standard ISO 15118, the data connection is not established point-to-point, for example between the first motor vehicle and a separate communication unit of the first charging connection.
- a further development provides that, before blocking the possibility of changing the state, it is determined whether the at least one further motor vehicle has already blocked the possibility of changing the state signal by the first motor vehicle. In particular, is determined prior to locking the Mög ⁇ friendliness to the change in the state, if there is already another connected to the charging unit motor vehicles has the option of changing the state locked. Alternatively or additionally, is determined prior to locking the possibility of changing the state if the possibility of amendments ⁇ tion of the state is locked for the first motor vehicle previously. In this way it is ensured ⁇ that for all but just a motor vehicle the possibility of changing the state is blocked.
- the first state signal and the at least one further state signal is formed by a PWM signal.
- the PWM signal can be standardized in the ISO 15118 standard. It is an analogous loges signal to be agree ⁇ basic phases of the charging process. These phases are predetermined, for example by voltage ⁇ level of the state signal. For example, Betra ⁇ gene, the voltage levels according to the standard ISO 15118 12 V, 9 V, 6 V, 3 V, 0 V and -12 V.
- the state of 9 V can thereby press Removing that is connected to a respective motor vehicle to each charging terminal and not ready to load.
- the condition of 6 V can be expressed that the motor vehicle is riding ladebe ⁇ . To start the charging process, the motor vehicle change the state signal state from 9V to 6V.
- the possibility is locked to the state change, to change the state of 9 V to 6 V.
- the data connection enabling one of the motor vehicles to change the state of the condition signal becomes the one of
- Another aspect of the invention relates to a loading unit, with
- a checking unit for checking whether the data connection to the first laser can be assigned unambiguously dean-circuit with the first motor vehicle based on a first ⁇ stand signal of the respective status signals
- a locking unit for locking a chance to ei ⁇ ner change of state of the respective state signals by at least one other vehicle and he ⁇ possible a change in a state of a first state signal for the first motor vehicle
- the communication unit is designed to assign the digi ⁇ tale data connection with the first motor vehicle to the first charging port on which the change in state of the first state signal is detected.
- the loading unit is configured to execute a method according to one or more of the embodiments described above. For this reason, features of the method according to the invention also form the charging unit according to the invention. Therefore, the features already described in the context of He ⁇ inventive method are not described here again.
- the charging unit is set up to charge electric vehicles, ie motor vehicles with electric drive and electrical energy storage, as the motor vehicles.
- FIG. 1 shows a block diagram of a charging unit with several
- FIG. 2 shows a flow chart of an embodiment of the inventive method.
- the 1 shows a charging unit 1 with a plurality of charging terminals 12, 13, 14, 15. At the loading unit 1 via the plurality of load ⁇ terminals 12 are connected 13, 14, 15 vehicles 2, 3, 4, 5.
- the load unit 1 is, for Charging an electrical ⁇ energy storage of motor vehicles 2, 3, 4, 5 ⁇ out forms.
- the motor vehicles 2, 3, 4, 5 have in particular egg ⁇ nen electrical energy storage and an electric drive.
- the motor vehicles 2, 3, 4, 5 are preferably electric vehicles or hybrid vehicles.
- the charging unit 1 is designed for example as a charging station for charging electric vehicle.
- the motor vehicle 2 is attached to the charging port 12, the force ⁇ vehicle 3 is connected to the charging terminal 13, the motor vehicle 4 to the charging terminal 14 and the motor vehicle 5 to the charging area ⁇ circuit 15 of the charging unit.
- respective cable connections 16 are provided.
- the charging of the motor vehicles 2, 3, 4, 5 takes place according to the standard ISO 15118. In this case lies between each of the motor vehicles 2, 3, 4, 5 and the respec ⁇ gene of the charging ports 12, 13, 14, 15 a respective supply Stand signal on.
- the respective status signal is designed as a PWM signal.
- a voltage level of the PWM signal different phases of charging beschrie ⁇ ben relationships can be determined. For example, be the voltage levels according to the standard ISO 15118 12 V, 9 V, 6 V, 3 V, 0 V and -12 V.
- the state of 9 V can thereby ausdrü ⁇ CKEN that one of the respective vehicles 2, 3, 4, 5 is connected to the respective charging port and is not la ⁇ dek.
- the condition of 6 V can be expressed that the depending ⁇ stays awhile motor vehicle 2, 3, 4, 5 is ready for loading.
- the states 12 V and 0 V lie on the side of the respective charging connection
- the state -12 V can indicate a fault.
- the respective states can be determined by a respective state determination unit 11 of the charging connections 12,
- the PWM connection relationship ⁇ as the state signal can be referred to as PWM channel.
- a digital data connection between the motor vehicles 2, 3, 4, 5 and the charging unit 1 is also provided. This is set up in accordance with the ISO 15118 standard using powerline communication (PLC). Deviating from the standard ISO 15118, the charging unit 1, however, before ⁇ lying only a single communication unit 10 for a plurality of charging terminals 12, 13, 14, 15. By means of the communication unit 10, respective data connections are gene with the vehicles 2, 3, 4, 5 constructed. However, by means of the data connections, the motor vehicles 2, 3, 4, 5 can not be assigned to any of the charging connections 12, 13, 14, 15. In order to enable this assignment, the steps described in FIG. 2 are carried out in the present case.
- the digita ⁇ le data connection in this case by means of powerline communication can also be referred to as a PLC channel.
- the registration of the motor vehicle 2, 3, 4, 5 at the loading unit 1 is carried out in cooperation of PWM channel and PLC channel.
- a first list is created, are listed in wel ⁇ cher all of the vehicles 2, 3, 4, 5, which have built up a unassigned data connection with the communication unit 10th
- the motor vehicle 5 has already been connected to the charging unit 1 for some time and is already charging.
- a digital verbin ⁇ connection between the motor vehicle 5 and the communication unit 10 has already been uniquely assigned to the motor vehicle. 5
- the status signal of the motor vehicle 5 thus has the status 6 V.
- the motor vehicle 5 is thus not listed in the first list.
- the motor vehicles 2, 3, 4 have all just been connected to the La ⁇ de nieth.
- the force need to identify vehicles 2, 3, 4, initially in a respective digital Since ⁇ tentagen on the load unit 1, for example to pay for loading transmitted electrical energy.
- the digital data connections which the motor vehicles 2, 3, 4 have established with the communication unit 10 can not be assigned to the charging terminals 12, 13, 14, a correct assignment of a charging current which is provided by one of the motor vehicles 2, 3, 4 is requested to the respective charging port 12, 13, 14 at which the charging current is to be delivered, not possible.
- step S2 all motor vehicles are detected by the first list whose data connection falls below a predetermined signal strength.
- This method can also be used as designated SLAC ⁇ net.
- the deletion of the crosstalk data connections takes place in a step S3.
- a second list is created in which in a respective entry all charging ports 12, 13, 14 of the charging unit 1 are listed, to which one of the motor vehicles 2, 3, 4 could be connected.
- a respective second list is created for each of the motor vehicles 2, 3, 4.
- each of the charging terminals 12, 13, maybegelis tet ⁇ fourteenth
- the charging port 15 is not listed because it is associated with the motor vehicle 5.
- a step S5 the motor vehicles 2, 3, 4 log on to the charging unit 1 by means of the respective digital data connection.
- the messages provided in ISO 15118 are exchanged.
- Step S5 the communication between charging unit 1 and motor vehicles 2, 3, 4 can be temporarily stopped. This is necessary in order to be able to use the status signals Order the digital data connections to the charging terminals 12, 13, 14 to allow.
- the stopping of the communication takes place in particular while the motor vehicles 2, 3, 4 are waiting for a feedback from the loading unit 1 to the respective digital data connection. For example, this is done by stopping a state machine according to the standard ISO 15118.
- the stopping of the state machine during a waiting of the motor vehicles 2, 3, 4 to a request which takes place under the name
- a step S6 it is checked whether relate the vehicles 2, 3, 4, 5, the respective digita ⁇ len data links hung as the charging terminals 12, 13, 14, 15 clearly can be supplied ⁇ arranged. For this purpose, it is checked whether the first list and the second list have more than one entry contained ⁇ th. Since this is the case here, can the digital Data connections with the motor vehicles 2, 3, 4 the charging ports 12, 13, 14 can not be assigned unambiguously.
- step S7 a check is made in a step S7 as to whether the status lock has already been set: Only in this case is it possible to set the access lock
- step S8 the possibility of changing is possible
- the state (S8) of the possibility of changing the state of the status signals for the motor vehicles 3, 4 takes place here via the respective digital data connections.
- the motor vehicles 2, 3 , 4 via the digital data connection, whether they are allowed to change or change the respective state of their respective state signal.
- the blocking in step S8 takes place in particular by blocking the output of the message
- step S9 for the motor vehicle 2, the change in the state of the respective status signal is obtained. made possible. Enabling the change of state takes place here via the digital data connection. Enabling the change of state for the motor vehicle 2 takes vorlie ⁇ quietly by issuing the message "Charge_Parameter_Discovery_Response" to the motor vehicle 2. The message “Charge_Parameter_Discovery_Response” is then ge ⁇ sends the digital data link to the motor vehicle. 2 In this way, the motor vehicle 2 is granted the release for changing the state of the status signal according to the standard ISO 15118.
- step S9 In response to step S9 or to the message "Charge_Parameter_Discovery_Response", motor vehicle 2 changes its state from 9 V to 6 V.
- a step S10 the motor vehicle 2 can be assigned to that of the charging connections 12, 13, 14, at which the change in the state of the state signal is detected.
- the change in the state of the state signal is ⁇ ⁇ known in ⁇ example, by the respective determination unit 11 ⁇ .
- the step S10 the lock status are canceled again.
- step S6 the method can be continued, for example, in step S6.
- the motor vehicles 3 and 4 are still not assigned to any of the charging connections 13, 14.
- the change of the state of the state signal can be disabled.
- the change of the state of the state signal can be made possible.
- the force vehicle 4 are assigned to the charging port 14.
- the first list and the second list only have one entry each.
- the motor vehicle 3 can be unambiguously assigned to the charging connection 13.
- all motor vehicles 2, 3, 4, 5 of each of the charging terminals 12, 13, 14, 15 are assigned to eindeu ⁇ tig fully ⁇ constant throughput of the process.
- the steps Sl to S10 are the same for each of the motor vehicles ⁇ 2, 3, 4 or carried out in parallel.
- the present method is performed in parallel in multiple instances for each of the motor vehicles 2, 3, 4.
- the different entities may communicate with each other to delete distinctly assigned ones of the motor vehicles 2, 3, 4, 5 from the respective first and / or second lists and to set the access barrier or to check whether the access block is set.
- the charging unit 1 has a test unit 20 for checking whether the data connection with the first motor vehicle 2 can be unambiguously assigned to a first of the charging terminals 12, 13, 14, 15 on the basis of a first status signal of the respective status signals.
- the test unit 20 may perform the step S6.
- the Ladeein ⁇ standardized 1 know more particularly to a locking unit 21, which in the present case to perform the steps S7, S8 and S9.
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Electric Propulsion And Braking For Vehicles (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
Description
Claims
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
DE102017217180.4A DE102017217180A1 (en) | 2017-09-27 | 2017-09-27 | Method for assigning a digital data connection between a motor vehicle and a charging unit and charging unit |
PCT/EP2018/075007 WO2019063328A1 (en) | 2017-09-27 | 2018-09-17 | Method for assigning a digital data connection between a motor vehicle and a charging unit and charging unit |
Publications (1)
Publication Number | Publication Date |
---|---|
EP3665887A1 true EP3665887A1 (en) | 2020-06-17 |
Family
ID=63708304
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
EP18779255.1A Withdrawn EP3665887A1 (en) | 2017-09-27 | 2018-09-17 | Method for assigning a digital data connection between a motor vehicle and a charging unit and charging unit |
Country Status (3)
Country | Link |
---|---|
EP (1) | EP3665887A1 (en) |
DE (1) | DE102017217180A1 (en) |
WO (1) | WO2019063328A1 (en) |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
DE102023002036A1 (en) | 2023-05-19 | 2024-05-23 | Mercedes-Benz Group AG | Procedure for the unambiguous assignment of a vehicle to an electric charging point |
Family Cites Families (10)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8258743B2 (en) * | 2008-12-05 | 2012-09-04 | Lava Four, Llc | Sub-network load management for use in recharging vehicles equipped with electrically powered propulsion systems |
JP5381597B2 (en) * | 2009-10-09 | 2014-01-08 | 株式会社デンソー | Charger and vehicle charge control system |
JP5459024B2 (en) * | 2010-04-05 | 2014-04-02 | 株式会社豊田自動織機 | Control device, supply device control method and supply system |
DE102011007912A1 (en) * | 2011-04-21 | 2012-10-25 | Siemens Aktiengesellschaft | Method for establishing an IP-based communication connection between an electric vehicle and a charging control unit |
EP2733815B1 (en) * | 2011-07-14 | 2021-05-19 | Panasonic Corporation | Charging apparatus |
DE102012203852A1 (en) * | 2012-03-13 | 2013-09-19 | Bayerische Motoren Werke Aktiengesellschaft | Device for charging an energy store of one or more electrically operated vehicles |
JP2015076960A (en) * | 2013-10-08 | 2015-04-20 | 株式会社オートネットワーク技術研究所 | Vehicle power supply system |
WO2016113804A1 (en) * | 2015-01-15 | 2016-07-21 | パナソニックIpマネジメント株式会社 | Communication terminal, communication terminal with electrode, communication system, electrically driven vehicle, and charging apparatus |
DE102015107395A1 (en) * | 2015-05-06 | 2016-11-10 | Elektro-Bauelemente Gmbh | Operating method for a charging station and for carrying out the method trained charging station |
DE102016215717A1 (en) * | 2016-08-22 | 2018-02-22 | Siemens Aktiengesellschaft | Assignment of a charging unit to a plurality of electric vehicles in a network |
-
2017
- 2017-09-27 DE DE102017217180.4A patent/DE102017217180A1/en not_active Withdrawn
-
2018
- 2018-09-17 WO PCT/EP2018/075007 patent/WO2019063328A1/en unknown
- 2018-09-17 EP EP18779255.1A patent/EP3665887A1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO2019063328A1 (en) | 2019-04-04 |
DE102017217180A1 (en) | 2019-03-28 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
DE2626838C3 (en) | Test circuit arrangement for a duplicated telecommunications installation | |
DE112010001370B4 (en) | Signal transmission device for an elevator | |
EP1980004B1 (en) | Method and device for providing a supply voltage by means of generator units connected in parallel | |
AT504120B1 (en) | INVERTER SYSTEM, INVERTER AND METHOD FOR OPERATING INVERTERS OF AN INVERTER SYSTEM | |
DE102006018163B4 (en) | Method for automatic address assignment | |
DE102020210046A1 (en) | Method for operating a battery system | |
DE102017008673A1 (en) | Method for charging a rechargeable battery | |
EP3665887A1 (en) | Method for assigning a digital data connection between a motor vehicle and a charging unit and charging unit | |
DE102012203852A1 (en) | Device for charging an energy store of one or more electrically operated vehicles | |
DE102019202886A1 (en) | Charging cable, charging plug and charging arrangement for charging an electric vehicle and a method for establishing an electrical connection between a charging station and an electric vehicle | |
DE102010017439A1 (en) | Energy balancing circuit configuration for, e.g. traction accumulator of vehicle, has chargers to perform charging process of cells of energy storage unit using balancing currents, with smaller load | |
EP3649680A1 (en) | Master control device for a battery system | |
DE10148326A1 (en) | Communications system, especially for motor vehicle, has controller and/or control module(s) with arrangements for bundling messages into common message for transmission on bus | |
WO2007071212A1 (en) | Method for the operation of a gateway | |
DE102013109090B3 (en) | Power distribution unit for distributing power to computer system in computer arrangement, has control unit receiving information relative to load identifier, and reproducing power supply to selected connection after information reception | |
DE102020125970A1 (en) | Method for charging a traction battery of an electric vehicle using a charging station and charging system | |
DE102020116163A1 (en) | Method for operating a motor vehicle and system for operating motor vehicles | |
DE102019134379A1 (en) | ELECTRIC VEHICLE CHARGER, POWER SUPPLY SYSTEM AND METHOD OF CHARGING AN ELECTRIC VEHICLE WITH A CHARGER | |
DE102018212777A1 (en) | Method for monitoring an electrical system of a motor vehicle | |
DE102015005132A1 (en) | Procedure for checking a battery | |
DE102005027435B4 (en) | Control method for a number of position-controlled following axes in a control cycle | |
DE102018004149A1 (en) | High-voltage electrical system and method for determining the isolation value of a high-voltage vehicle electrical system for an electrically operated motor vehicle | |
DE102016210450A1 (en) | Controlling the charging of an energy storage in dependence of an energy source | |
EP4152551A1 (en) | Battery charging system | |
EP3243693B1 (en) | Energy storage system of a motor vehicle and operating method for same and motor vehicle |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: UNKNOWN |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE INTERNATIONAL PUBLICATION HAS BEEN MADE |
|
PUAI | Public reference made under article 153(3) epc to a published international application that has entered the european phase |
Free format text: ORIGINAL CODE: 0009012 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: REQUEST FOR EXAMINATION WAS MADE |
|
17P | Request for examination filed |
Effective date: 20200312 |
|
AK | Designated contracting states |
Kind code of ref document: A1 Designated state(s): AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR |
|
AX | Request for extension of the european patent |
Extension state: BA ME |
|
DAV | Request for validation of the european patent (deleted) | ||
DAX | Request for extension of the european patent (deleted) | ||
GRAP | Despatch of communication of intention to grant a patent |
Free format text: ORIGINAL CODE: EPIDOSNIGR1 |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: GRANT OF PATENT IS INTENDED |
|
INTG | Intention to grant announced |
Effective date: 20210305 |
|
RIC1 | Information provided on ipc code assigned before grant |
Ipc: B60L 53/65 20190101ALI20210219BHEP Ipc: B60L 53/14 20190101ALI20210219BHEP Ipc: H04L 29/06 20060101AFI20210219BHEP Ipc: H04B 3/54 20060101ALI20210219BHEP |
|
STAA | Information on the status of an ep patent application or granted ep patent |
Free format text: STATUS: THE APPLICATION IS DEEMED TO BE WITHDRAWN |
|
18D | Application deemed to be withdrawn |
Effective date: 20210716 |