EP3880509A1 - Système de charge pour véhicules électriques - Google Patents

Système de charge pour véhicules électriques

Info

Publication number
EP3880509A1
EP3880509A1 EP19786756.7A EP19786756A EP3880509A1 EP 3880509 A1 EP3880509 A1 EP 3880509A1 EP 19786756 A EP19786756 A EP 19786756A EP 3880509 A1 EP3880509 A1 EP 3880509A1
Authority
EP
European Patent Office
Prior art keywords
charging
curve
charging curve
module
station
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.)
Pending
Application number
EP19786756.7A
Other languages
German (de)
English (en)
Inventor
Ingo Kledewski
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.)
CCS Abwicklungs AG
Original Assignee
Innogy SE
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 Innogy SE filed Critical Innogy SE
Publication of EP3880509A1 publication Critical patent/EP3880509A1/fr
Pending legal-status Critical Current

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
    • 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
    • B60L53/62—Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
    • 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
    • B60L53/63—Monitoring or controlling charging stations in response to network capacity
    • 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
    • B60L53/60—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
    • B60L53/60—Monitoring or controlling charging stations
    • B60L53/67—Controlling two or more charging stations
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/60—Monitoring or controlling charging stations
    • B60L53/68—Off-site monitoring or control, e.g. remote control
    • 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
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/0071—Regulation of charging or discharging current or voltage with a programmable schedule
    • 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
    • H02J7/007—Regulation of charging or discharging current or voltage
    • H02J7/007188—Regulation of charging or discharging current or voltage the charge cycle being controlled or terminated in response to non-electric parameters
    • 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
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/70—Interactions with external data bases, e.g. traffic centres
    • 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
    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/70—Interactions with external data bases, e.g. traffic centres
    • B60L2240/72—Charging station selection relying on external data
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • 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
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/72—Electric energy management in electromobility
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/12—Electric charging stations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles
    • 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
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
    • Y04S10/126—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation the energy generation units being or involving electric vehicles [EV] or hybrid vehicles [HEV], i.e. power aggregation of EV or HEV, vehicle to grid arrangements [V2G]
    • 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
    • Y04S30/12—Remote or cooperative charging
    • 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 application relates to a charging system for electric vehicles, comprising a
  • the application also relates to a method for operating a charging system.
  • Charging systems for charging electric vehicles are known from the prior art.
  • Known charging systems generally have a plurality of charging stations which can be communicatively coupled to a back-end system.
  • a charging station can have at least one charging point to which an electric vehicle to be charged can be electrically connected.
  • the charging point can be a charging cable attached to the charging station, which can be connected to a charging port of the electric vehicle.
  • the charging point can be a charging port on the charging station that can be connected to a charging cable.
  • the charging curve represents the time course of the power output (or the power output) to the electric vehicle during the charging process.
  • the charging curve can be determined, for example, by the state of charge of the electrical store to be charged (in particular the traction battery)
  • Charging control device in particular of the electric vehicle, is known with which electrical power the electrical storage device is charged during the charging process.
  • Charging control device in particular of the electric vehicle, is known with which electrical power the electrical storage device is charged during the charging process.
  • a charging process is interrupted or not started at all. If a charging process is interrupted, a new charging process can generally only be started with the participation of the user of the electric vehicle. Since the user
  • Charging is usually not on the electric vehicle, he is often not aware of a charging process. As a result, when the user returns to his or her electric vehicle, the electric vehicle determines that, contrary to its planning, the electric storage device has not been charged or has only been charged incompletely.
  • the object of the application is therefore to provide a charging system in which a charging process is carried out with increased reliability.
  • the object is achieved by a charging system for electric vehicles according to claim 1.
  • the charging system comprises a plurality of charging stations.
  • the charging system comprises at least one memory module.
  • Memory module is at least set up for storing
  • the charging system comprises at least one charging curve determination module.
  • the charging curve determination module is set up to determine a charging curve for charging an electric vehicle connected to a first charging station of the plurality of charging stations, based at least on position information of the first charging station and the stored charging curve position-dependent charging curve characteristics
  • the reliability of the charging processes is increased in the charging system according to the application in that a charging curve can be determined which is optimized at least with regard to the charging station position.
  • the number of discontinued can be canceled by the charging system according to the application
  • the charging system according to the application comprises a plurality of charging stations.
  • a charging station according to the application is to be understood as a stationary device which allows the exchange of electrical energy between an electric vehicle or the electrical storage device of the electric vehicle and the device.
  • a charging station has at least one charging point in order to
  • the charging station can comprise charging technology in order to control the charging process.
  • a charging station can have at least one as a charging point
  • the charging stations are located in different locations or positions, especially in public and partially public spaces.
  • an electric vehicle is to be understood as a vehicle, in particular a car, which can be operated at least partially electrically and comprises at least one rechargeable electrical store, in particular a traction battery.
  • the charging system includes at least one memory module.
  • Storage module can be arranged or implemented in the charging station, a back-end system of the charging system and / or a storage arrangement which is controlled, for example, by the back-end system.
  • a plurality of charging curve characteristics for the plurality of charging stations are preferably stored in the memory module.
  • Charging station position-specific charging curve characteristic Preferably can at least one for a plurality of charging stations
  • Charging curve characteristic can be stored, which is specific for the position or location of the charging station.
  • the position can be stored, which is specific for the position or location of the charging station.
  • Charging curve determination module in the form of charging station position information.
  • a charging curve characteristic in accordance with the present application represents at least charging curve information which enables a charging curve to be determined which is optimized for the position of the charging station.
  • a charging curve specified for the charging station position is as
  • At least one cause of a charging process being terminated is the specific power grid environment of a charging station.
  • a charging station can be located at a (power grid) position, in the (immediate) network environment of which at least one electrical consumer and / or at least one electrical generator is / are arranged.
  • a switching process at the generator and / or consumer can cause a malfunction in the power grid, which in turn can cause a temporary change in the power (or current, voltage or frequency) delivered to the electric vehicle.
  • the interference factors that occur in a charging station are therefore - at least also - dependent on the respective network position of the charging station.
  • the at least one network position-specific interference factor of a charging station is in the at least one charging curve position-dependent charging curve characteristic (in one case a charging curve) for this charging station.
  • the at least one charging curve position-specific or network position-specific charging curve characteristic ensures that locally occurring faults in the neighboring power supply network of a specific charging station are already taken into account when determining the charging curve to be used at this specific charging station, so that in particular a termination of one
  • Charging process can be avoided due to a local and, for example, regularly occurring in this area.
  • each charging station can have a communication link to the
  • the charging curve determination module can be arranged in the charging station, a back-end system of the charging system and / or a separate computing device which is controlled, for example, by the back-end system.
  • a charging curve can be determined for the respective charging station.
  • the charging curve determination module can know the charging station position of preferably each charging station in advance. Alternatively or additionally, the charging station can give the charging curve determination module its position data in the form of a
  • Communicate position information or the position data can from a
  • Charging station identifier can be derived. With the position data or the
  • Position information the position, in particular the power grid position of the charging station, is clearly identified, at least in the charging system.
  • Charging curve characteristics can be found in particular by the respective position information in the memory module.
  • the Charging curve determination module based on a received position information or a received position data record of a charging station at which a charging process is to be carried out, the at least one associated with this charging station
  • the at least one charging curve characteristic can be determined (by searching the memory module), and the charging curve can then be determined based on the at least one specific charging curve characteristic.
  • the determined charging curve characteristic may be the charging curve.
  • the stored charging curve characteristics can be dependent on the vehicle type.
  • Charging curve determination module can be set up to determine the
  • the charging control devices installed in the vehicle (in particular the rectifier), which can react differently to a fault in the transmitted power or the transmitted current. While in the case of a first vehicle type a first malfunction can lead to a charging process being aborted, but another malfunction cannot, this can be different in a second vehicle type.
  • the memory module can be set up to store vehicle curve-dependent and charging station position-dependent charging curve characteristics.
  • the charging curve determination module may be configured to determine a charging curve for charging one of the plurality of at a first charging station
  • Charging stations of connected electric vehicle based on the vehicle type of the connected electric vehicle, position information of the first charging station and the stored charging curve characteristics.
  • the at least one can be based on the vehicle type and the position information
  • the charging curve can then be determined based on the at least one charging curve characteristic.
  • the determined charging curve characteristic can be the charging curve to be used.
  • At least one charging curve characteristic can define a positive charging curve area.
  • a positive charging curve area is to be understood in particular to mean that a charging curve that lies in this area can be assumed with a high probability (for example> 90%, preferably greater than 95%, particularly preferably> 98%) that the charging process will be successful, i.e. will not be canceled.
  • the charging curve determination module can determine the charging curve based on the at least one charging curve characteristic in such a way that the determined charging curve lies in the defined positive charging curve range.
  • Charging station position-dependent charging curve characteristic in particular as a vehicle type-dependent and charging station position-dependent
  • Charging curve characteristic a charging curve being stored in the memory module
  • the determination of the charging curve comprises a search of the
  • the at least one charging curve characteristic can preferably be a positive support point or a negative one
  • a positive interpolation point can in particular indicate a point (e.g. a permissible power value at a specific point in time or time range) or a range (e.g. a permissible power value range at a specific point in time or time range) that must pass through a charging curve to be used.
  • a negative reference point can in particular indicate a point (e.g. an impermissible performance value at a specific time or time range) or a range (e.g. an impermissible performance value range at a specific time or time range) that a charging curve must not pass through.
  • the charging curve can be determined with certain degrees of freedom, which, for example, allow the charging curve to be corresponding to the current environmental conditions within the range of the
  • the at least one charging curve characteristic can be a positive (limiting) charging curve or a negative (limiting) charging curve.
  • the positive charging curve area in which a charging curve to be used must be located can be determined by two limit charging curves. In this case too, the charging curve can be determined with
  • Degrees of freedom can be determined as described above.
  • the memory module can be replaced by the
  • Charging curve characteristics are stored in a database of the memory module, the database at least according to position information or
  • Charging station position preferably by charging station position and vehicle type, is searchable.
  • a multidimensional lookup table can be provided in which the charging curve position-dependent and in particular vehicle-type-dependent charging curve characteristics are stored in such a way that position information and in particular the vehicle type can be searched.
  • the at least one charging curve characteristic for a specific charging station (position) and in particular the vehicle type of the vehicle to be charged can first be determined in a simple and particularly efficient manner. A charging curve can then be generated based on this.
  • Charging curve characteristics that are dependent on the vehicle type can be determined, for example, by means of simulations or tests prior to the commissioning of a charging station and can be stored in the memory module.
  • Charging curve characteristics are based on historical charging processes. In particular, this enables a self-learning charging system to be provided, which can be continuously improved and in particular can be automatically adapted to changes in the surrounding power grid or changes in a vehicle type.
  • the charging system can preferably comprise at least one recording module.
  • the recording module can be arranged in the charging station, a back-end system of the charging system and / or a separate computing device which is controlled, for example, by the back-end system.
  • the recording module can be configured to record charging processes carried out at the plurality of charging stations. In particular, this can be at least one Recording module (almost) record every charging process, for example with the help of suitable measuring sensors.
  • the charging system can include at least one evaluation module.
  • the evaluation module which can communicate with the recording module, can be arranged in the charging station, a back-end system of the charging system and / or a separate computing device which is controlled, for example, by the back-end system.
  • the evaluation module can at least be set up for
  • the evaluation module can preferably be set up to detect a successful charging process, wherein, based on the detection of a successful charging process, in particular positive charging curve characteristics in the charging process
  • Memory module are storable.
  • the evaluation module can be set up to detect an interrupted charging process, wherein, based on the detection of an interrupted charging process, in particular negative charging curve characteristics can be stored in the memory module.
  • An interrupted charging process is to be understood in particular as a charging process that is not started.
  • the charging curve characteristics can preferably be created using a data evaluation from a large number of charging processes.
  • a computing unit in the back-end system can have a large number of
  • Characteristics can be, in particular, charging power level for a charging curve, charging voltage level for a charging curve, charging current level for a charging curve, voltage increases for a charging curve, current increases for a charging curve, but also the number of negotiations between the electric vehicle and the charging station.
  • the unsuccessful charging processes in particular aborted or not started charging processes, in particular with regard to common (negative) characteristics of the charging curves,
  • Charging station position and in particular with regard to a specific vehicle type by a charging station operator and / or a backend provider are created and stored manually or partially automated. For example, if there are problems with loading a certain type of vehicle relatively frequently, so that a charging process cannot be successfully completed, at least one can, for example Charging curve characteristics can be determined for the specific vehicle type, with which (almost) no problems occur.
  • This search for a functioning charging curve can be carried out, for example, heuristically by a computing device, for example by an artificial intelligence (AI) trained there, or by a person.
  • This at least one charging curve characteristic (for example a charging curve) can be stored in the database for the vehicle type.
  • the charging curve stored in the database can now be used. This advantageously makes it possible to prevent loading processes in which problems occur.
  • the charging system can comprise at least one vehicle type determination module.
  • the vehicle type determination module can be arranged in the charging station, a back-end system of the charging system and / or a separate computing device which is controlled, for example, by the back-end system.
  • Vehicle type determination module can be set up to determine the
  • Vehicle type of the electric vehicle connected to the first charging station is Vehicle type of the electric vehicle connected to the first charging station.
  • the determination can in particular be carried out on at least one of the following
  • a user identification and at least one user data record associated with the user identification (including the vehicle type),
  • a user identification and at least one previous charging process data record associated with the user identification comprising the vehicle type
  • the Charging station entered vehicle type information.
  • the vehicle type can be determined, for example, by the user being shown various selection options (vehicle types) on a graphical user interface (for example on a display at a charging station or on a mobile terminal, such as a smartphone).
  • a graphical user interface for example on a display at a charging station or on a mobile terminal, such as a smartphone.
  • Choices can be determined on the basis of the data stored for a user or a (unique) user identification, for example his contract data and / or a user account, or the historical data of the user, in particular the previous loading processes. For example, it can normally be provided that a user wants to charge his own vehicle. It is also conceivable that a user has only borrowed the electric vehicle.
  • the electric vehicle may be identified independently on the basis of an integrated identification means at the charging station.
  • Charging curve characteristics can be (day-) time-dependent.
  • Charging curve determination module can be set up to determine the
  • Charging curve at least based on a charging start time.
  • the determination of a charging curve can depend on when (e.g. on which day of the week and at what time) a charging process is started (and in particular how long it will take).
  • a switching signal in the power grid e.g. a switch on or
  • Charging curve characteristics can be stored.
  • the slightly reduced charging voltage can be selected such that a brief rise in the charging voltage does not lead to a charging process being aborted due to an overvoltage.
  • Charging curve characteristics depend on a charging equipment used during the charging process.
  • Exemplary and non-final charging equipment are charging cables and charging cable adapters.
  • the charging curve determination module can be set up to determine the charging curve based at least on the charging equipment used during the charging process.
  • charging equipment can also influence the success of a charging process.
  • Different charging equipment e.g. different charging cables
  • Different charging equipment can bring about different disturbances.
  • a charging equipment can have an inductance, which is a
  • AC signal at a charging socket of the electric vehicle can change so that a rectifier present in the electric vehicle does not initiate the charging process or stops due to a detected overvoltage.
  • the information about a charging equipment used can preferably be determined in the context of an authentication of a user at the beginning of the charging process. In this way, a user can authenticate himself at a charging station at the start of the charging process. It can be queried whether charging equipment, and if so, which one is used. This allows the charging curve determination module to do this Information will be provided. It goes without saying that automatic detection can also be possible (if, for example, the charging cable is connected via a
  • the charging system can comprise a curve adaptation module.
  • the curve fitting module can be in the charging station, a backend system of the
  • the curve adaptation module can be set up to adapt a specific charging curve based on at least real-time information.
  • an adjustment that is to say a change in the charging power level in the case of a charging curve, the charging voltage level in the case of a charging curve, the charging current level in the case of a charging curve, a voltage increase in the case of a charging curve and / or a current rise in the case of a charging curve, can be carried out within the defined positive charging curve range.
  • the at least one real-time information item can be selected from the group comprising:
  • Current or instantaneous real-time information can be, for example, a network parameter of the power network.
  • a network parameter can, for example, be a Mains frequency, a harmonic, a voltage and / or a current.
  • the at least one network parameter can be recorded by a measuring device and made available to the curve fitting module. It is also possible for the measuring device to be located in a charging station. By taking a network parameter into account, the current network status can be taken into account and the network can thereby be stabilized, for example.
  • Current real-time information can be information about the current weather situation, in particular the temperature. For example, if it is very cold or very warm, there may be problems charging an electric vehicle battery that do not occur at room temperature. For example, the maximum possible charging capacity must be limited on very warm days.
  • Current real-time information can also be state information of the electric vehicle to be charged, in particular a state of charge of the electric vehicle and / or an operating temperature of the electric vehicle.
  • the electric vehicle can transmit status information to a charging station or to the curve adaptation module at the beginning of the charging process.
  • the charging station can also determine such status information, for example.
  • current real-time information can be status information of a charging station, such as the electrical power available or the operating temperature.
  • Another aspect of the application is a method of operating a
  • Charging system in particular a previously described charging system, the charging system comprising a plurality of charging stations and at least one storage module in which (optionally vehicle type-dependent and) charging station position-dependent charging curve characteristics are stored, the method comprising:
  • Determining a charging curve for charging an electric vehicle connected to a first charging station of the plurality of charging stations based on position information of the first charging station and the stored charging curve characteristics.
  • the determination can preferably also be based on the vehicle type of the
  • modules and units described above can each be formed at least partially by hardware elements and / or software elements.
  • Fig. L is a schematic view of an embodiment of a
  • Fig. 2 is a schematic view of another embodiment of a
  • FIG. 3 shows a diagram with an exemplary charging curve profile according to the present application
  • 4 shows a diagram of an exemplary embodiment of a method according to the present application.
  • FIG. 1 shows a schematic view of an exemplary embodiment of a
  • the charging system 100 in the present case comprises a plurality of charging stations 104, 106, a storage module 116 and a charging curve determination module 114.
  • Two charging stations 104, 106 are shown here by way of example. It goes without saying that three or more charging stations can be provided in other variants of the registration.
  • the storage module 116 and the charging curve determination module 114 are arranged or implemented in a back-end system 102. It goes without saying that, in other variants of the registration, at least one of these modules can also be arranged or implemented in a charging station.
  • the charging stations 104, 106 are connected to the back-end system 102 (e.g. one or more servers) via a (wireless and / or wired) communication network 108.
  • the back-end system 102 e.g. one or more servers
  • a (wireless and / or wired) communication network 108 The respective
  • Elements 102, 104, 106 have suitable communication modules 118, 126.
  • Each charging station 104, 106 has at least one charging point 124, for example in the form of an attached charging cable, and a charging controller 122.
  • Charging station 104, 106 is for exchanging electrical power with one
  • a charging station 104, 106 may have electrical power on
  • the electrical energy or power that can be emitted is obtained from each charging station 104, 106
  • Power network 128, 129 in particular power supply network 128, 129.
  • Electric vehicle 110 may also have a charge controller (not shown),
  • the exemplary charging stations 104, 106 are arranged at positions spaced apart from one another, in particular power grid positions.
  • the power grid environment 128, in particular the producers and / or consumers (not shown) arranged adjacent to a first charging station 104 can differ from the power grid environment 129, in particular the producers and / or consumers arranged (not shown) adjacent to the charging station 106, differentiate.
  • different power grid environments can cause different interference factors (for example, due to switching operations), which could lead to a charging process being aborted.
  • the number of interruptions can at least be reduced by creating a charging curve for charging an electric vehicle 110 at a certain charging station on at least one
  • the charging station position-dependent charging curve characteristic based.
  • the charging curve represents the time course of the power delivery (and / or the
  • an electric vehicle 110 is connected to a first charging station 104 in order to start a charging process, this can be detected in a known manner by the charging controller 122 of the first charging station 104.
  • a charging curve for the charging process can then be determined by the charging curve determination module 114.
  • Charging curve determination module 114 are transmitted from the first charging station 104, the request being, for example, a charging station identifier (for example signature, unique address, unique code etc.) or position information, for example a Charging station position record of the charging station 104 may include.
  • the request can preferably also contain information (for example the user identification and / or an explicit vehicle type specification) from which the vehicle type of the electric vehicle 110 to be charged can at least be derived.
  • Charging curve determination module 114 in particular, access memory module 116 and search a database 120 implemented therein, in which a plurality of charging curve position-dependent charging curve characteristics for the plurality of charging stations are stored.
  • the database 120 can preferably be formed in the form of a lookup table, which at least allows the table to be searched as a function of the position information or the charging station position of the respective charging station 104, 106.
  • an additional charging curve determination module 114 in particular, access memory module 116 and search a database 120 implemented therein, in which a plurality of charging curve position-dependent charging curve characteristics for the plurality of charging stations are stored.
  • the database 120 can preferably be formed in the form of a lookup table, which at least allows the table to be searched as a function of the position information or the charging station position of the respective charging station 104, 106.
  • an additional charging curve determination module 114 in particular, access memory module 116 and search a database 120 implemented therein, in which a plurality of charging curve position-dependent charging curve characteristics for the
  • the charging curve determination module 114 determines the at least one
  • Charging curve characteristic by searching for charging curve characteristics that are specific to the first charging station 104, that is to say depend on the position information.
  • Charging curve characteristic is a charging curve. After the charging curve has been determined, it can be transmitted to the first charging station 104 and can then be used for the charging process with the connected electric vehicle 110.
  • Charging environment 104 preferably also the special features of the vehicle type of the electric vehicle 110 to be charged, the charging process can be carried out successfully (at least with a significantly higher probability).
  • FIG. 2 shows a schematic view of a further exemplary embodiment of a charging system 200 according to the present application.
  • the charging system 200 comprises a plurality of charging stations 206, only one charging station 206 being shown here for a better overview. Furthermore, the charging system 200 includes the storage module 216 and the
  • Charging curve determination module 214 Charging curve determination module 214, a recording module 230
  • Evaluation module 232 a vehicle type determination module 234 and one
  • Curve fitting module 236 In the present case, all of these modules 214, 216, 230, 232, 234, 236 are implemented in the back-end system 202.
  • At least one of these modules is also arranged in another device, for example a charging station, or
  • FIG. 3 shows exemplary charging curves 354, 356, 358 that are dependent on the charging station position and on the type of vehicle Diagram of the power to be output during the charging process at a specific charging station Y when charging an electric vehicle of the type X (can also
  • Charging curve characteristics 360 are provided, which are stored in particular in the database 220.
  • a plurality of charging curve characteristics in the form of support points 350, 360 or regions 350, 360 are provided, which define a positive charging curve region 352, which is indicated schematically by the dashed lines .
  • the dashed lines are in particular two positive limit charging curves. It goes without saying that two negative limit charging curves can also be provided. In this case, the limit charging curves are no longer part of the positive charging curve area.
  • Charging curve determination module 214 Charging curve determination module 214, charging curve 354, 356, 358 to be determined must pass through the positive support points 350 or regions 350, while these loading curves 354, 356, 358 must not pass through negative support points 360 or regions 360.
  • the charging curve determination module 214 can in particular be used to generate a charging curve 354, 356, 358 based on the
  • Charging curve characteristics can be set up.
  • FIG. 4 shows an exemplary method for operating the exemplary charging system 200 according to FIG. 2.
  • a first step 401 it can be detected (in particular in conventional form) that an electric vehicle is connected to a vehicle
  • Charging station 206 is to be charged. With a corresponding detection, the charging station 206 can send a previously described request to the backend 202 in order to request a charging curve for the charging process. In the next step 402, the charging curve to be used can be determined.
  • the vehicle type determination module 234 can determine the vehicle type of the vehicle to be loaded from at least one indication contained in the request (or a further request received via another channel (e.g. from a user terminal of the user)).
  • the specification can be a user identifier, with the aid of which the vehicle type determination module 234 can access the user account of the user and / or previous loading processes.
  • the user account and / or previous loading processes can include information about the vehicle type.
  • the specification can be a vehicle type specification.
  • the charging curve determination module 214 can determine the charging station position of the charging station 206 at which the charging process is to be carried out.
  • position information e.g. a
  • Charging station position data record i.e. a clear indication of the charging station position (e.g. geographic coordinates, such as GPS data, power grid-specific coordinates, etc.) may be included in the request or position information may be derived from a charging station identifier contained in the request.
  • a database can be provided in which all charging station identifiers of the
  • Charging system are stored together with the respective charging station position data set or the respective position information.
  • the respective charging station position data set or the respective position information In one case, the
  • Charging station identifier itself the position information.
  • the charging curve determination module 214 accesses in particular the database 220 and searches it for the charging curve characteristics 350, 360 which are assigned to this vehicle type and this position information. Based on these charging curve characteristics 350, 360, the charging curve determination module 214 can determine, in particular generate, a charging curve, for example a charging curve 356. The generation includes the creation of the loading curve in such a way that this passes certain positive nodes 350 and avoids the negative nodes.
  • the curve adaptation module 236 adjusts the determined charging curve based on at least one real-time information provided to the curve adaptation module 236.
  • exemplary and non-conclusive real-time information which can lead to an adaptation or change of the charging curve 356, are measured power network parameters (e.g. network frequency, e.g. of the surrounding network 228, network voltage, e.g. of the surrounding network 228 etc.), meteorological parameters (e.g. ambient temperature of the charging station 206), status information of the connected electric vehicle (e.g.
  • This information can be acquired, for example, by measuring devices that are arranged in the charging station or the electric vehicle and sent to the
  • Curve fitting module 236 are transmitted. Exemplary customized
  • Charging curves are charging curves 354 and 358.
  • the adaptation of a charging curve is preferably carried out in such a way that the adapted charging curve also lies in the positive charging curve region 352.
  • loading curve characteristics for different ones can already be found in the database
  • Real-time information values can be stored.
  • the determined charging curve for example charging curve 358
  • the determined charging curve can then be transmitted to the requesting charging station 206.
  • the charging process can then be carried out using the determined charging curve 358.
  • step 404 which can in particular be carried out at least partially in parallel with step 403, the loading process carried out in step 403 can be recorded by the recording module 230.
  • suitable sensors can monitor the power exchange actually exchanged (and / or current curve, voltage curve etc.) and transmit it to the recording module 230.
  • the evaluation module 232 can preferably in step 405, which can be carried out at least partially in parallel with step 404, the recorded
  • Evaluate the charging process This can include, in particular, a detection of whether the charging process has been carried out successfully or whether the charging process has been terminated.
  • At least one previously described charging curve characteristic can be adapted or created.
  • common (positive) characteristics of the charging curves used can be used
  • positive characteristics can be determined in the evaluation and can already be used to generate new support points and / or to adapt
  • Charging curve characteristics can also only be based on the charging station position or on other information such as the desired charging start time (e.g. recorded by a time module), a charging equipment used (e.g. specific charging cable and / or a specific charging adapter).
  • the desired charging start time e.g. recorded by a time module
  • a charging equipment used e.g. specific charging cable and / or a specific charging adapter.

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

Abstract

L'invention concerne un système de charge (100, 200) pour des véhicules électriques (110), le système comprenant une pluralité de stations (104, 106, 206) de charge, au moins un module de mémoire (116, 216), au moins conçu pour la mise en mémoire de caractéristiques de courbe de charge dépendantes de la position de la station de charge, et au moins un module de détermination (114, 214) de courbe de charge, conçu pour la détermination d'une courbe de charge pour la charge d'un véhicule électrique (110) raccordé à une première station (104, 106, 206) de charge de la pluralité de stations (104, 106, 206) de charge, sur la base d'une information de position de la première station (104, 106, 206) de charge et des caractéristiques de courbe de charge mises en mémoire dépendantes de la position de la station de charge.
EP19786756.7A 2018-11-12 2019-10-09 Système de charge pour véhicules électriques Pending EP3880509A1 (fr)

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DE102018128188.9A DE102018128188A1 (de) 2018-11-12 2018-11-12 Ladesystem für Elektrofahrzeuge
PCT/EP2019/077365 WO2020099032A1 (fr) 2018-11-12 2019-10-09 Système de charge pour véhicules électriques

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