WO2023043679A1 - Charge intégrée embarquée de véhicules électriques - Google Patents

Charge intégrée embarquée de véhicules électriques Download PDF

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Publication number
WO2023043679A1
WO2023043679A1 PCT/US2022/043096 US2022043096W WO2023043679A1 WO 2023043679 A1 WO2023043679 A1 WO 2023043679A1 US 2022043096 W US2022043096 W US 2022043096W WO 2023043679 A1 WO2023043679 A1 WO 2023043679A1
Authority
WO
WIPO (PCT)
Prior art keywords
connector
controller
electrical machine
operating
external device
Prior art date
Application number
PCT/US2022/043096
Other languages
English (en)
Inventor
Emil Ernest
Krzysztof PACIURA
Original Assignee
Cummins Inc.
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 Cummins Inc. filed Critical Cummins Inc.
Publication of WO2023043679A1 publication Critical patent/WO2023043679A1/fr

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
    • B60L53/20—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 converters located in the vehicle
    • B60L53/24—Using the vehicle's propulsion converter for 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
    • 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
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/70—Structural association with built-in electrical component with built-in switch
    • H01R13/703—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part
    • H01R13/7036—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part the switch being in series with coupling part, e.g. dead coupling, explosion proof coupling
    • H01R13/7038—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part the switch being in series with coupling part, e.g. dead coupling, explosion proof coupling making use of a remote controlled switch, e.g. relais, solid state switch activated by the engagement of the coupling parts
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R13/00—Details of coupling devices of the kinds covered by groups H01R12/70 or H01R24/00 - H01R33/00
    • H01R13/66—Structural association with built-in electrical component
    • H01R13/70—Structural association with built-in electrical component with built-in switch
    • H01R13/703—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part
    • H01R13/7039—Structural association with built-in electrical component with built-in switch operated by engagement or disengagement of coupling parts, e.g. dual-continuity coupling part the coupling part with coding means activating the switch to establish different circuits
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R2201/00—Connectors or connections adapted for particular applications
    • H01R2201/26—Connectors or connections adapted for particular applications for vehicles
    • H—ELECTRICITY
    • H01—ELECTRIC ELEMENTS
    • H01R—ELECTRICALLY-CONDUCTIVE CONNECTIONS; STRUCTURAL ASSOCIATIONS OF A PLURALITY OF MUTUALLY-INSULATED ELECTRICAL CONNECTING ELEMENTS; COUPLING DEVICES; CURRENT COLLECTORS
    • H01R29/00—Coupling parts for selective co-operation with a counterpart in different ways to establish different circuits, e.g. for voltage selection, for series-parallel selection, programmable connectors
    • 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

Definitions

  • the present disclosure generally relates to electrical machines, and more particularly to techniques of using electrical machines for integrated onboard charging of electric vehicles.
  • a drive system of an electric vehicle typically includes an alternating current (AC) electric motor driven by a direct current (DC) power source (e.g., a main battery).
  • the AC electric motor is coupled to the DC power source via an inverter which performs switching functions to convert the DC power to AC power.
  • the DC power source is a rechargeable energy storage device that needs to be replenished periodically.
  • the DC power source is charged by connecting to a power grid using additional hardware, which results in increased cost and weight to the electric vehicle. Accordingly, there remains a need to develop techniques for charging electric vehicles by utilizing electrical machines for integrated onboard charging.
  • the present disclosure provides a system for integrated onboard charging of an electric vehicle.
  • the system includes an electrical machine disposed in the electric vehicle, and a controller coupled to the electrical machine.
  • the electrical machine includes a first connector coupled to an energy source of the electric vehicle and a second connector couplable to an external device.
  • the controller is configured to operate the electrical machine to charge the energy source from the external device via the second connector when operating in a battery charging mode.
  • the controller is also configured to operate the electrical machine to energize the external device from the energy source via the second connector when operating in an equipment energization mode.
  • the controller is configured to operate the electrical machine to drive the electric vehicle by closing the second connector when operating in a vehicle operational mode.
  • the present disclosure provides a controller for integrated onboard charging of an electric vehicle.
  • the controller includes a processor and a memory.
  • the memory includes instructions that, when executed by the processor, cause the controller to operate an electrical machine disposed in the electric vehicle.
  • the electrical machine includes a first connector coupled to an energy source of the electric vehicle and a second connector couplable to an external device.
  • the instructions when executed by the processor, also cause the controller to operate the electrical machine in a battery charging mode to charge the energy source from the external device via the second connector.
  • the instructions when executed by the processor, further cause the controller to operate the electrical machine in an equipment energization mode to energize the external device from the energy source via the second connector.
  • the instructions when executed by the processor, cause the controller to operate the electrical machine in a vehicle operational mode to drive the electrical vehicle by closing the second connector.
  • the present disclosure provides a method for integrated onboard charging of an electric vehicle.
  • the method includes operating an electrical machine disposed in the electric vehicle.
  • the electrical machine includes a first connector coupled to an energy source of the electric vehicle and a second connector couplable to an external device.
  • the method also includes operating the electrical machine in a battery charging mode to charge the energy source from the external device via the second connector.
  • the method further includes operating the electrical machine in an equipment energization mode to energize the external device from the energy source via the second connector.
  • the method includes operating the electrical machine in a vehicle operational mode to drive the electrical vehicle by closing the second connector.
  • the second connector includes a charging socket and closing the second connector includes having a dummy plug connected to the charging socket when operating in the vehicle operational mode.
  • the dummy plug is grounded and disposed in the electric vehicle.
  • the external device is an electric grid and the charging socket is disconnected from the dummy plug and connected to a plug associated with the electric grid when operating in battery charging mode to charge the energy source.
  • the charging socket is disconnected from the dummy plug and connected to a plug associated with the external device when operating in the equipment energization mode to energize the external device.
  • closing the second connector includes activating a switch that connects the second connector to ground.
  • the switch is activated to disconnect the second connector from ground when operating in the battery charging mode or the equipment energization mode.
  • energy from the electric grid is filtered through one or more capacitors disposed in the electrical machine when operating in the battery charging mode to charge the energy source.
  • the electrical machine is as a six-phase machine.
  • FIG. l is a block diagram illustrating a system for integrated onboard charging of an electric vehicle
  • FIGS. 2-4 are schematic diagrams illustrating connections of the electric vehicle of FIG. 1 to an external device.
  • FIG. 5 is a flow chart illustrating a method for integrated onboard charging of an electric vehicle.
  • Coupled is used to include both arrangements wherein two or more components are in direct physical contact and arrangements wherein the two or more components are not in direct contact with each other (e.g., the components are “coupled” via at least a third component), but yet still cooperate or interact with each other.
  • numeric terminology such as first and second, is used in reference to various components or features. Such use is not intended to denote an ordering of the components or features. Rather, numeric terminology is used to assist the reader in identifying the component or features being referenced and should not be narrowly interpreted as providing a specific order of components or features.
  • Programming code according to the embodiments can be implemented in any viable programming language such as C, C++, HTML, XTML, JAVA or any other viable high-level programming language, or a combination of a high-level programming language and a lower level programming language.
  • FIG. 1 a block diagram of a system 100 for integrated onboard charging is shown including an electric vehicle 102 and an electric grid 104 (e.g., a 3-phase distribution grid, a microgrid, etc.) with an outlet 105 for vehicle-to-grid (V2G) charging.
  • an electric grid 104 e.g., a 3-phase distribution grid, a microgrid, etc.
  • V2G vehicle-to-grid
  • system 100 implements an integrated onboard charging scheme that eliminates the need for additional hardware to interface with electric grid 104 when charging/recharging electric vehicle 102. This in turn provides significant cost savings and weight reductions to electric vehicle 102.
  • Electric vehicle 102 includes, among other things, an electrical machine 106, an inverter 108, and a battery bank 110.
  • other components of electric vehicle 102 e.g., transmission, brakes, wheels, etc.
  • the term “electric vehicle” refers to any vehicle that is partly or entirely operated based on stored electric power such as a pure electric vehicle, a hybrid electric vehicle, or the like.
  • Such vehicles can include road vehicles (e.g., cars, trucks, buses, etc.), rail vehicles, underwater vessels, aircrafts, and other suitable vehicles.
  • FIGS. 2-4 are schematic diagrams illustrating connections between electric vehicle 102 and an external device 200.
  • electrical machine 106 is a traction motor that provides torque in electric vehicle 102.
  • electrical machine 106 is a six-phase AC machine.
  • AC machine refers to an AC powered device that converts electrical energy to mechanical energy or vice versa.
  • Electrical machine 106 includes a first connector 202 (e.g. a first set of terminals) coupled to battery bank 110 via inverter 108 and a second connector 204 (e.g., a second set of terminals) couplable to external device 200 (e.g., outlet 105 of electric grid 104).
  • First connector 202 represents one end of windings 206A-206F
  • second connector 204 represents another end of windings 206A-206F.
  • Windings 206A-206F are associated with a respective phase of electrical machine 106.
  • Windings 206A-206F represent a stator of electrical machine 106.
  • the stator and other components e.g., rotor, shaft, etc.
  • the rotor is mounted to the shaft and the rotor is separated from the stator by an air gap.
  • the stator causes the rotor to rotate utilizing electrical energy thereby rotating the shaft to provide mechanical energy.
  • the shaft is rotated by an external mechanical force that causes the rotor to rotate thereby causing the stator to generate electrical energy.
  • a controller 208 operates electrical machine 106 via inverter 108.
  • controller 208 receives operating signals from electrical machine 106 and generates control signals to control the switching operations of inverter 108 to thereby control the outputs (e.g., currents) provided to windings 206A-206F.
  • Controller 208 controls winding phase currents in electrical machine 106 such that no torque is generated inside electrical machine 106 during energy transfer operations.
  • Inverter 108 includes, among other things, a plurality of switching devices 210 (e.g., insulated-gate bipolar transistors (IGBTs), diodes, etc.) to appropriately switch DC voltages and provide energization to windings 206A-206F as known to those skilled in the art.
  • switching devices 210 e.g., insulated-gate bipolar transistors (IGBTs), diodes, etc.
  • IGBTs insulated-gate bipolar transistors
  • controller 208 is part of inverter 108.
  • Inverter 108 is coupled to battery bank 110 (e.g., lithium-ion battery packs).
  • battery bank 110 e.g., lithium-ion battery packs.
  • inverter 108 is connected to battery bank 110 via a DC bus which includes one or more DC bus capacitors.
  • Battery bank 110 acts as an energy source of electric vehicle 102 that needs to be replenished periodically.
  • controller 208 receives an input from a user (e.g., an operator of electric vehicle 102) indicating that battery bank 110 needs to be charged.
  • a monitoring device in electric vehicle 102 e.g., a battery management system (BMS)
  • BMS battery management system
  • controller 208 includes a non-transitory memory having instructions that, in response to execution by a processor, cause the processor to perform the functions of controller 208 as described herein.
  • the processor, non-transitory memory and controller 208 are not particularly limited and can, for example, be physically separate.
  • controller 208 forms a portion of a processing subsystem including one or more computing devices having memory, processing, and communication hardware.
  • controller 208 can be a single device or a distributed device, and functions of controller 208 can be performed by hardware and/or as computer instructions on a non-transient computer readable storage medium, such as the non-transitory memory.
  • controller 208 includes one or more interpreters, determiners, evaluators, regulators, and/or processors that functionally execute the operations of controller 208.
  • Interpreters, determiners, evaluators, regulators, and processors can be implemented in hardware and/or as computer instructions on a non-transient computer readable storage medium and can be distributed across various hardware or computer-based components.
  • controller 208 operates electrical machine 106 in a battery charging mode where electric vehicle 102 is connected to external device 200.
  • external device 200 is electric grid 104.
  • electrical vehicle 102 is connected to outlet 105 to allow energy (e.g., electricity) to flow between electric vehicle 102 and electric grid 104.
  • second connector 204 in electrical machine 106 includes a charging socket 212 (e.g., AC socket) configured to receive a charging plug 214 (e.g., V2G plug) associated with outlet 105 of electric grid 104.
  • a charging plug 214 e.g., V2G plug
  • Electrical machine 106 also includes a plurality of capacitors 216 that form star points with respective windings 206A-206F.
  • Capacitors 216 operate as low-pass filters during charging/recharging to filter the energy from electric grid 104 (e.g., remove higher order harmonics).
  • second connector 204 in electrical machine 106 includes a plurality of relays 218 (e.g., solid-state relays coupled with inrush current limiters) coupled to respective windings 206A-206F. Relays 218 are normally closed.
  • controller 208 sends a control signal 220 to open relays 218 to ensure that electrical machine 106 does not experience any surge of input currents.
  • controller 208 also commands the BMS to pre-charge DC bus capacitors to avoid any potential connection inrush current.
  • controller 208 sends control signal 220 to close relays 218 again so that charging can take place.
  • controller 208 monitors and measures input current and/or voltage from outlet 105.
  • charging plug 214 is disconnected from charging socket 212.
  • controller 208 operates electrical machine 106 in a vehicle operational mode.
  • electric vehicle 102 is in operation and charging socket 212 is connected to a dummy plug 222 disposed in electric vehicle 102 (e.g., in chassis of electric vehicle 102).
  • Dummy plug 222 is grounded so that when plugged into charging socket 212, second connector 204 is closed.
  • windings 206A-206F form a star point with all phases in electrical machine 106 being shorted as a result.
  • a switch 302 is used instead of dummy plug 222.
  • second connector 204 is coupled to switch 302 which includes an interlock coil 304 and a plurality of switches 306 connected to respective windings 206A-206F before capacitors 216.
  • controller 208 sends a control signal 320 to energize interlock coil 304 and open switches 306 so that electrical machine 106 can receive energy from outlet 105 via charging plug 214.
  • controller 208 sends control signal 320 to close switches 306 to thereby close second connector 204.
  • second connector 204 is grounded and windings 206A-206F in electrical machine 106 form a star point.
  • charging socket 212 includes a cover that is grounded. After charging/recharging is completed, the cover is placed over charging socket 212 so that second connector 204 can be closed.
  • controller 208 When electric vehicle 102 is fully charged but not in operation, energy stored in electric vehicle 102 can be provided to power external device 200.
  • controller 208 operates electrical machine 106 in an equipment energization mode that provides power to other machines or equipment (e.g., a second electric vehicle, a concrete mixer, etc.). For example, controller 208 receives an input from a user or operator of electric vehicle 102 indicating that electric vehicle 102 has capacity to share or contribute energy.
  • a socket 402 associated with external device 200 can be connected to charging socket 212 so that energy is transferred from electric vehicle 102 to external device 200.
  • a method 500 for integrated onboard charging of an electric vehicle is shown.
  • method 500 is performed by a controller (e.g., 208).
  • the controller operates an electrical machine (e.g., 106) disposed in the electric vehicle.
  • the electrical machine includes a first connector (e.g., 202) coupled to an energy source (e.g., 110) of the electrical vehicle and a second connector (e.g., 204) couplable to an external device (e.g., 200).
  • the electrical machine is a six-phase machine.
  • the controller operates the electrical machine in a battery charging mode to charge the energy source from the external device via the second connector.
  • the external device is in the form of an electric grid (e.g., 104).
  • energy from the electric grid is filtered through one or more capacitors disposed in the electrical machine.
  • the controller operates the electrical machine in an equipment energization mode to energize the external device from the energy source via the second connector.
  • the external device is in the form of another machine or equipment such as a concrete mixer.
  • the controller operates the electrical machine in a vehicle operational mode to drive the electric vehicle by closing the second connector.
  • the second connector includes a charging socket (e.g., 212).
  • closing the second connector includes connecting a dummy plug (e.g., 214) to the charging socket.
  • the dummy plug is grounded and disposed in the electric vehicle.
  • the charging socket when operating in the battery charging mode, the charging socket is disconnected from the dummy plug and connected to a plug associated with the electric grid to charge the energy source. In some embodiments, when operating in the equipment energization mode, the charging socket is disconnected from the dummy plug and connected to a plug associated with the external device to energize or power the external device.
  • closing the second connector includes activating a switch (e.g., 302) that connects the second connector to ground.
  • a switch e.g., 302
  • the switch when operating in the battery charging mode or the equipment energization mode, the switch is activated to disconnect the second connector from ground.
  • references to “one embodiment,” “an embodiment,” “an example embodiment,” etc. indicate that the embodiment described may include a particular feature, structure, or characteristic, but every embodiment may not necessarily include the particular feature, structure, or characteristic. Moreover, such phrases are not necessarily referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with an embodiment, it is submitted that it is within the knowledge of one skilled in the art to affect such feature, structure, or characteristic with the benefit of this disclosure in connection with other embodiments whether or not explicitly described. After reading the description, it will be apparent to one skilled in the relevant art(s) how to implement the disclosure in alternative embodiments.

Landscapes

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

Abstract

Un système et un procédé de charge intégrée embarquée d'un véhicule électrique consistent à faire fonctionner une machine électrique disposée dans le véhicule électrique. Le système électrique comprend un premier connecteur couplé à une source d'énergie du véhicule électrique et un second connecteur pouvant être couplé à un dispositif externe. Le système et le procédé consistent également à faire fonctionner la machine électrique pour charger la source d'énergie depuis le dispositif externe par l'intermédiaire du second connecteur lors du fonctionnement dans un mode de charge de batterie. Le système et le procédé consistent en outre à faire fonctionner la machine électrique pour alimenter le dispositif externe à partir de la source d'énergie par l'intermédiaire du second connecteur lors du fonctionnement dans un mode d'alimentation d'équipement. De plus, le système et le procédé consistent à faire fonctionner la machine électrique pour commander le véhicule électrique par fermeture du second connecteur lors du fonctionnement dans un mode de fonctionnement de véhicule.
PCT/US2022/043096 2021-09-14 2022-09-09 Charge intégrée embarquée de véhicules électriques WO2023043679A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US202163243774P 2021-09-14 2021-09-14
US63/243,774 2021-09-14

Publications (1)

Publication Number Publication Date
WO2023043679A1 true WO2023043679A1 (fr) 2023-03-23

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Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180222333A1 (en) * 2014-06-13 2018-08-09 University Of Maryland Integrated dual-output grid-to-vehicle (g2v) and vehicle-to-grid (v2g) onboard charger for plug-in electric vehicles
US10562404B1 (en) * 2015-10-05 2020-02-18 University Of Maryland Integrated onboard chargers for plug-in electric vehicles
US20210104851A1 (en) * 2019-10-08 2021-04-08 Ford Global Technologies, Llc Electrified vehicle with electrical power outlet

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20180222333A1 (en) * 2014-06-13 2018-08-09 University Of Maryland Integrated dual-output grid-to-vehicle (g2v) and vehicle-to-grid (v2g) onboard charger for plug-in electric vehicles
US10562404B1 (en) * 2015-10-05 2020-02-18 University Of Maryland Integrated onboard chargers for plug-in electric vehicles
US20210104851A1 (en) * 2019-10-08 2021-04-08 Ford Global Technologies, Llc Electrified vehicle with electrical power outlet

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