WO2021197682A1 - Système de distribution d'énergie dynamiquement variable - Google Patents

Système de distribution d'énergie dynamiquement variable Download PDF

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Publication number
WO2021197682A1
WO2021197682A1 PCT/EP2021/051966 EP2021051966W WO2021197682A1 WO 2021197682 A1 WO2021197682 A1 WO 2021197682A1 EP 2021051966 W EP2021051966 W EP 2021051966W WO 2021197682 A1 WO2021197682 A1 WO 2021197682A1
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WO
WIPO (PCT)
Prior art keywords
energy
distribution system
vehicle
charge
energy distribution
Prior art date
Application number
PCT/EP2021/051966
Other languages
German (de)
English (en)
Inventor
Sebastian UTZ
Original Assignee
Innofas Gmbh
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Innofas Gmbh filed Critical Innofas Gmbh
Priority to EP21702628.5A priority Critical patent/EP4084991A1/fr
Publication of WO2021197682A1 publication Critical patent/WO2021197682A1/fr

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/60—Monitoring or controlling charging stations
    • B60L53/62—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
    • B60L53/30—Constructional details of charging stations
    • B60L53/305—Communication interfaces
    • 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
    • B60L53/50—Charging stations characterised by energy-storage or power-generation means
    • B60L53/57—Charging stations without connection to power networks
    • 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
    • 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
    • H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
    • H02J7/0014—Circuits for equalisation of charge between batteries
    • H02J7/0019—Circuits for equalisation of charge between batteries using switched or multiplexed charge circuits
    • 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
    • H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
    • H02J7/342—The other DC source being a battery actively interacting with the first one, i.e. battery to battery charging
    • 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
    • B60L2250/00—Driver interactions
    • B60L2250/16—Driver interactions by display
    • 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
    • H02J2310/00—The network for supplying or distributing electric power characterised by its spatial reach or by the load
    • H02J2310/40—The network being an on-board power network, i.e. within a vehicle
    • H02J2310/48—The network being an on-board power network, i.e. within a vehicle for 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
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/70—Energy storage systems for electromobility, e.g. batteries
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/60—Other road transportation technologies with climate change mitigation effect
    • Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/12—Electric charging stations
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
    • Y02T90/10—Technologies relating to charging of electric vehicles
    • Y02T90/16—Information or communication technologies improving the operation of electric vehicles
    • 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 an energy distribution system for, in particular, simultaneous electrical charging and discharging of a variety of energy storage systems in vehicles.
  • the invention relates in particular to a dynamically changing energy distribution system consisting of a number of electric vehicles that are temporarily present as electricity providers or current collectors in the energy distribution system and enable energy to be exchanged with one or more other electric vehicles via a wired or wireless transmission topology.
  • a vehicle battery is typically charged from a system power source, such as a public or private system access, which receives electricity and thus electrically storable energy from an electrical system.
  • a charging cable is used to connect the system power source to the vehicle battery.
  • the vehicle charging system After the electrical connection has been established, the vehicle charging system begins charging the vehicle battery until the battery is charged to a certain desired state of charge. For example, in order to reduce costs, a user can wait to couple a vehicle until the system tariffs are at a desired level, e.g. B. at a night electricity tariff during the night. With such a charging topology, however, it is always necessary that a combination of a system connection with a sufficiently high system capacity is available for the vehicle.
  • Another disadvantage is the fact that the owner or user of an e-vehicle is dependent on having to pay the electricity tariffs offered at the charging station at the time of the charging process if a charging process is required while an e-vehicle is also available could provide electricity at significantly lower tariffs.
  • the invention is therefore based on the object of overcoming the aforementioned disadvantages in the prior art and proposing a dynamically adaptable energy distribution system with which electrical energy can be transferred between two or more mobile energy storage systems in vehicles on a supply and billing basis.
  • a dynamically changing or adaptable energy distribution system which has a plurality of interfaces in order to connect a number smaller or corresponding to the number of interfaces to electric vehicles for a certain predetermined period of time.
  • energy exchange whereby the electric vehicles are temporarily integrated into the energy distribution system via a vehicle and / or system control as a power supplier or pantograph and allow energy to be exchanged with one or more of the other electric vehicles via a wired or wireless transmission topology via the control or enable.
  • the energy distribution system has the following topology.
  • An energy transmission network made up of electrical lines, a number of interfaces for wireless or wired coupling or connection of mobile energy storage devices to the energy transmission network, a central controller for controlling and monitoring operating parameters of the charge-discharge processes in the energy transmission network (such as the maximum permissible currents, the line temperature, etc.), a communication network, which enables communication with the transmitting and receiving device provided for each electric vehicle, each with a user interface available via an input device, which enables a vehicle owner to store light charging / discharging parameters that another vehicle owner can access.
  • each electric vehicle is equipped with its own control system, which is next to the management of the charging or discharging process also saves actual system parameters dynamically and makes them available in the communication network so that they can be called up dynamically for other vehicle owners or participants.
  • the location where the energy distribution system is located (such as a parking garage) can also be stored or automatically read out by the navigation device and, using statistical vehicle consumption data, evaluated as to the remaining charge when the location of the energy distribution system is reached is available for other vehicles or which charge is required in order to be able to cover a specified distance that has yet to be covered.
  • the central computer evaluates all participants who are either on the way to the affected energy distribution system or who are already there and who have an active status.
  • An active status within the meaning of the present invention is a status recognizable by the energy distribution system for readiness for charging or discharging at a specific location of the energy distribution system.
  • an input device and a user interface are also provided for each electric vehicle, which enables a vehicle owner or participant to store charging / discharging parameters for other participants or vehicle owners in the system to which a other vehicle owners or their control can access it. Individual access can be secured using known password-protected and possibly encrypted procedures.
  • users can store at least one or all of the following charge-discharge parameters: a minimum electricity price as an electricity provider, a maximum electricity price as an electricity consumer, a maximum electrical power that can be drawn and / or a minimum residual charge of the vehicle owner's or participant's energy storage device.
  • charge-discharge parameters a minimum electricity price as an electricity provider, a maximum electricity price as an electricity consumer, a maximum electrical power that can be drawn and / or a minimum residual charge of the vehicle owner's or participant's energy storage device.
  • a minimum electricity price as an electricity provider
  • a maximum electricity price as an electricity consumer
  • a maximum electrical power that can be drawn / or a minimum residual charge of the vehicle owner's or participant's energy storage device.
  • the available charging time ie the intended parking time
  • possibility of an early interruption of the charging process can be stored as a mandatory option.
  • the central control is designed in such a way that each participant active in the communication network is shown the charging / discharging parameters of other participants via a display device and, in particular, when charging / discharging parameters correspond to one another, those participants as " Match ”are displayed in a selectable ranking that matches one, several or all of the required mandatory charge / discharge parameters of another participant.
  • Another preferred embodiment of the invention provides that two participants who have a “match” status to each other also display the interfaces available in the system for exchanging energy, so that the participants concerned with their vehicles at the interfaces couple and the respective other participant is shown the corresponding interface to which the other participant has been coupled for energy exchange.
  • the central control system determines the readiness for charging and discharging of the energy transfer devices. th queries both participants via the communication network and, after receiving the release, controls the charge-discharge process until a predetermined switch-off condition is met.
  • a switch-off condition can, for example, be when one of the charge-discharge parameters stored in the system is reached by one of the two vehicles (Fi) involved in the charge-discharge process.
  • each participant is dynamically updated automatically with the charge-discharge process via a data communication between the central control and the vehicle controls of the vehicles coupled to the energy distribution system. This ensures that electric vehicles that had a certain charging status when they drove into the parking garage to use the energy distribution system are not incorrectly offered to another participant as a suitable charging / discharging partner, even though the status has changed in the meantime.
  • the energy distribution system is designed to transfer electrical energy between two mobile energy storage systems (e.g. vehicle batteries for driving electric motors) in vehicles, comprising an electrical connection line, at the ends of which an electrical vehicle connector is attached to Establish an electrical connection with a respective charging socket on one of the respective vehicles or a capacitive and / or inductive charging interface, as well as a vehicle-specific control device that is designed to control an electrical energy transfer process with another energy storage system of another vehicle.
  • the energy distribution system is also designed with an energy acquisition module which records the electrical energy DE transmitted between the energy storage systems and its transmission direction and generates data therefrom in order to be able to display them on an integrated or external display device.
  • the energy distribution system is designed as a bi-directional energy transmission device between two interfaces for coupling vehicles or their energy storage devices thus regardless of the question of which vehicle connector is plugged into which vehicle, electrical energy can optionally be transferred from one vehicle to the other or vice versa. Thus, it does not matter for the transmission whether someone is connected to a very specific interface.
  • the energy distribution system can also be used to transfer electrical energy from vehicles with a lower charge level to vehicles with a higher charge level.
  • the controller advantageously has at least one electronic voltage converter or a DC / DC converter in order to appropriately raise or lower the respective voltage level on the input side or on the acceptance side. It is also advantageous to provide a DC voltage intermediate circuit for buffering the electrical energy via an intermediate circuit capacitor.
  • a further voltage converter can be provided after the DC voltage intermediate circuit, the voltage converter arranged on the input side being primarily intended for voltage conversion.
  • a detection module is provided, preferably integrated in the central control and / or additionally in the vehicle-side control device, which is designed to detect electrical and / or physical properties of the connected energy storage systems and, depending on this, the energy transfer process between the energy storage systems to control.
  • a comparator can also be used to compare the data stored in the system via the communication network and the data recorded by the acquisition module and, if a permissible deviation is exceeded, it can be transmitted to the participants that the “matching” does not work.
  • the communication network can be implemented with one or more communication lines or by power line communication with the connected units.
  • the detectable electrical and / or physical egg Properties of the connected energy storage systems that are recorded by the acquisition module at least the voltage level and / or the charge level and / or the available electrical energy in the respective energy storage.
  • a current detection module preferably an electricity meter, is also provided in order to quantitatively record the current flowing or transmitted from one energy storage system to the other energy storage system or the transmitted electrical power in kW.
  • a user interface is also advantageous in order to enter technical parameters for the transmission, such as B. the maximum power to be transmitted in kW.
  • an evaluation device which from the transmitted electrical energy DE between the energy storage systems, a value, in particular an economically measurable value z. B. determined in a selectable currency in order to be able to display them on an integrated or external display device.
  • a value in particular an economically measurable value z. B. determined in a selectable currency in order to be able to display them on an integrated or external display device.
  • the control device of a vehicle comprises a processor which determines a charging scheme on the basis of the recorded electrical and / or physical properties of the connected energy storage systems and the energy transfer according to this charging scheme after approval by the user performs.
  • the charging scheme can be determined accordingly by the processor or selected by a user. So z. B. optimized fast charge profiles or the battery-saving charge profiles can be stored.
  • Another aspect of the present invention relates to the energy distribution system and the method for transferring electrical energy from a first mobile energy storage system in a first electrically operated vehicle to a second mobile energy storage system in a second electrically operated vehicle by means of an energy distribution system as described above with the following Steps: a. Communicating and selecting at least two electric vehicles whose respective charging / discharging parameters stored in the system correspond to one another; b. Display of free interfaces for carrying out the charge-discharge process on a display device of the owner or user of the electric vehicle; c. Coupling of the affected electric vehicles, each with a charging socket, to one of the displayed interfaces of the energy distribution system; d.
  • step d) Analysis by means of a detection module as to whether the actual parameters of the two vehicles in the coupled state correspond to the charge-discharge parameters stored in the system; e. If they correspond within permissible limits in step d) start a transmission of electrical energy by means of the control device; f. Detecting the electrical energy DE transmitted between the energy storage systems; G. Generating data as an equivalent to the transmitted electrical energy DE in order to display it on the integrated or external display device.
  • Fig. 1 is a schematic view of an exemplarywhosbei game of a power distribution system
  • the vehicles F1 and F2 as well as the two vehicles F3 and F4 are each coupled and electrically connected for energy exchange.
  • the vehicles F1 and F4 represent electricity providers, while the electric vehicles F2 and F3 function temporarily as pantographs.
  • the function as electricity provider A or pantograph E is temporarily set via a vehicle-side control (Si) and user interface (Bi). This can already be done via the communication network explained later in a non-coupled state or, as with the fifth vehicle, in the coupled state, without a corresponding vehicle for charging.
  • the integrated vehicles Fi can enable an energy exchange with one or more of the other electric vehicles Fi connected to an interface Sn via the controller 2 shown in this exemplary embodiment via a line-based transmission topology 10.
  • the specific energy transfer of electrical energy from one to another vehicle Fi or its energy store ESi takes place by means of a release of the higher-level controller 2, which connects the correct interfaces Sn and the switching of the transmission paths (lines or intelligent bus bar) and, if necessary, carries out a current detection and evaluation, for which the controller is designed so that it is enabled and activated based on a preselected configuration of the operating parameters Pi (which are only shown here as an example for vehicle F2, but are available for all participants) activated a charge-discharge process between the corresponding electric vehicles connected to the interfaces.
  • the controller which connects the correct interfaces Sn and the switching of the transmission paths (lines or intelligent bus bar) and, if necessary, carries out a current detection and evaluation, for which the controller is designed so that it is enabled and activated based on a preselected configuration of the operating parameters Pi (which are only shown here as an example for vehicle F2, but are available for all participants) activated a charge-discharge process between the corresponding electric vehicles connected to the
  • the vehicle-side controls Si then coordinate the energy exchange with the higher-level control based on the system parameters of the transmission topology and the system parameters of the vehicle energy systems. So the higher-level controller can adjust the charging current z. B. to a system-specific fish value, although the two vehicle-side controls Si would technically allow a higher charging current or discharge current. This can e.g. B. serve to protect the lines of the existing power distribution system.
  • a communication network 6 is provided in FIG. 1, which enables communication with a transmitting and receiving device 7 provided for each electric vehicle Fi, preferably by means of a standardized transmission protocol.
  • Each of the electric vehicle Fi shown in Fig. 1 has an input device 8 and a user interface 9, which enable a vehicle owner or participant in the system to store charge-discharge parameters for other participants or vehicle owners to which another vehicle owner or whose control can access.
  • various charge-discharge parameters can be stored for each participant, such as: B. a minimum electricity price as electricity provider A, a maximum electricity price as a pantograph E, a maximum electrical power and a minimum residual charge of the energy storage of the vehicle owner who occurs as the electricity provider.
  • the actual parameters of each participant are recorded by means of a recording module via its vehicle-side controller Si, namely before the start of the energy exchange and dynamically during the charge-discharge process. If the central control 2 detects a discrepancy between the detectable actual parameters and the input parameters before the exchange of energy, a release for energy transmission would not take place. Otherwise, the central controller 2 can issue the release to the vehicle controls Si and the affected vehicle owners or participants can start the process. It is conceivable that the process also starts automatically when the system has been released by the central computer.
  • the central control 2 is designed in this embodiment so that all participants active in the communication network, the charge / discharge parameters of the other participants are displayed via a display device, as long as this participant switches his parameters to be visible. It is also conceivable to block the parameters as “inaccessible” to third parties, so that only the central computer and that partner can see the parameters of the respective corresponding energy exchange partner. This is particularly useful if a charging process has already started and this vehicle is therefore temporarily no longer available for others.
  • Participants who are first looking for a suitable vehicle for a charging or discharging process only want to see available participants, in particular those with mutually corresponding charging / discharging parameters those participants who are displayed as a "match" in a selectable ranking that match one, several or all of the desired charge / discharge parameters.
  • the recorded electricity and payment can be made using conventional means.
  • the electrically transmitted power can be determined in KW and billed to the electricity consumer with the electricity price.
  • the user interface can also provide a connection for conventional payment systems that can be operated directly on the user interface. It is particularly advantageous if the user interface allows communication via a smartphone, so that both the input data and the system data can be displayed on the smartphone display and, if they can be changed by the participant, also adapted.
  • the invention is not limited in its implementation to the preferred exemplary embodiments given above. Rather, a number of variants are conceivable which make use of the solution shown even in the case of fundamentally different designs.

Abstract

L'invention concerne un système de distribution d'énergie (1), de préférence un système de distribution d'énergie qui est réglable de manière dynamique au moyen de l'accumulateur d'énergie connecté, le système comprenant : un grand nombre n d'interfaces (Sn) qui sont conçues pour pouvoir être couplées à un nombre correspondant i, où i ≤ n, de véhicules électriques (Fi) pour un intervalle de temps particulier en vue d'un échange d'énergie, à cet effet, les véhicules électriques couplés et électriquement connectés (Fi) étant temporairement intégrés, sous la forme d'un fournisseur de courant (A) ou d'un collecteur de courant (E), dans le système de distribution d'énergie (1) par l'intermédiaire d'un dispositif de commande côté véhicule et/ou côté système (Si) et/ou d'une interface utilisateur (Bi), et, par l'intermédiaire d'un dispositif de commande (2), permettant, par l'intermédiaire d'une topologie de transmission filaire ou sans fil, un échange d'énergie avec un ou plusieurs des autres véhicules électriques (Fi) connectés à une interface (Sn).
PCT/EP2021/051966 2020-03-30 2021-01-28 Système de distribution d'énergie dynamiquement variable WO2021197682A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
EP21702628.5A EP4084991A1 (fr) 2020-03-30 2021-01-28 Système de distribution d'énergie dynamiquement variable

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
DE102020108744.6A DE102020108744A1 (de) 2020-03-30 2020-03-30 Dynamisch veränderliches Energieverteilsystem bestehend aus einer Anzahl von Elektrofahrzeugen, die temporär als Stromanbieter oder Stromabnehmer im Energieverteilsystem vorhanden sind
DE102020108744.6 2020-03-30

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