EP2830909A2 - Véhicule ayant un dispositif alimenté de manière sans fil - Google Patents

Véhicule ayant un dispositif alimenté de manière sans fil

Info

Publication number
EP2830909A2
EP2830909A2 EP13712299.0A EP13712299A EP2830909A2 EP 2830909 A2 EP2830909 A2 EP 2830909A2 EP 13712299 A EP13712299 A EP 13712299A EP 2830909 A2 EP2830909 A2 EP 2830909A2
Authority
EP
European Patent Office
Prior art keywords
inductive
vehicle
receiver
inductive receiver
transmitter
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP13712299.0A
Other languages
German (de)
English (en)
Inventor
David White
Jeremy Greenwood
Chris Clarke
Richard Parkins
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.)
Jaguar Land Rover Ltd
Original Assignee
Jaguar Land Rover Ltd
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 Jaguar Land Rover Ltd filed Critical Jaguar Land Rover Ltd
Publication of EP2830909A2 publication Critical patent/EP2830909A2/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating devices
    • B60H1/22—Heating, cooling or ventilating devices the heat source being other than the propulsion plant
    • B60H1/2215—Heating, cooling or ventilating devices the heat source being other than the propulsion plant the heat being derived from electric heaters
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/10—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles characterised by the energy transfer between the charging station and the vehicle
    • B60L53/12—Inductive energy transfer
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
    • B60L1/00—Supplying electric power to auxiliary equipment of vehicles
    • B60L1/003—Supplying electric power to auxiliary equipment of vehicles to auxiliary motors, e.g. for pumps, compressors
    • 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
    • B60L1/00—Supplying electric power to auxiliary equipment of vehicles
    • B60L1/02—Supplying electric power to auxiliary equipment of vehicles to electric heating circuits
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • 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
    • B60L1/00—Supplying electric power to auxiliary equipment of vehicles
    • B60L1/02—Supplying electric power to auxiliary equipment of vehicles to electric heating circuits
    • B60L1/04—Supplying electric power to auxiliary equipment of vehicles to electric heating circuits fed by the power supply line
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B60L3/00—Electric devices on electrically-propelled vehicles for safety purposes; Monitoring operating variables, e.g. speed, deceleration or energy consumption
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    • B60L50/00—Electric propulsion with power supplied within the vehicle
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    • B60L50/16—Electric propulsion with power supplied within the vehicle using propulsion power supplied by engine-driven generators, e.g. generators driven by combustion engines with provision for separate direct mechanical propulsion
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    • B60L50/00—Electric propulsion with power supplied within the vehicle
    • B60L50/50—Electric propulsion with power supplied within the vehicle using propulsion power supplied by batteries or fuel cells
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    • B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
    • B60L53/36—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles by positioning the vehicle
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    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/30—Constructional details of charging stations
    • B60L53/35—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles
    • B60L53/38—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by inductive energy transfer
    • B60L53/39—Means for automatic or assisted adjustment of the relative position of charging devices and vehicles specially adapted for charging by inductive energy transfer with position-responsive activation of primary coils
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
    • B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
    • B60L53/60—Monitoring or controlling charging stations
    • B60L53/65—Monitoring or controlling charging stations involving identification of vehicles or their battery types
    • 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
    • B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
    • B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
    • B60L58/12—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries responding to state of charge [SoC]
    • B60L58/15—Preventing overcharging
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/10—Circuit arrangements or systems for wireless supply or distribution of electric power using inductive coupling
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
    • H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    • H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—ELECTRIC POWER NETWORKS; CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/60—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including safety or protection arrangements
    • H02J7/61—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including safety or protection arrangements against overcharge
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
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    • H02J7/00—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries
    • H02J7/60—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including safety or protection arrangements
    • H02J7/65—Circuit arrangements for charging or discharging batteries or for supplying loads from batteries including safety or protection arrangements against overtemperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B60—VEHICLES IN GENERAL
    • B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
    • B60H1/00—Heating, cooling or ventilating devices
    • B60H1/22—Heating, cooling or ventilating devices the heat source being other than the propulsion plant
    • B60H2001/2228—Heating, cooling or ventilating devices the heat source being other than the propulsion plant controlling the operation of heaters
    • B60H2001/2234—Heating, cooling or ventilating devices the heat source being other than the propulsion plant controlling the operation of heaters when vehicle is parked, preheating
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/10—Vehicle control parameters
    • B60L2240/34—Cabin temperature
    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • B60L2240/00—Control parameters of input or output; Target parameters
    • B60L2240/10—Vehicle control parameters
    • B60L2240/36—Temperature of vehicle components or parts
    • 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
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    • B—PERFORMING OPERATIONS; TRANSPORTING
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    • Y04S30/00—Systems supporting specific end-user applications in the sector of transportation
    • Y04S30/10—Systems supporting the interoperability of electric or hybrid vehicles
    • Y04S30/14—Details associated with the interoperability, e.g. vehicle recognition, authentication, identification or billing

Definitions

  • the present invention relates to a system for powering a device on a vehicle and method of powering a device on a vehicle and particularly, but not exclusively, to a method of, and system for inductively coupling a heater to an external power supply. Aspects of the invention relate to a system, to a vehicle and to a method.
  • Embodiments of the invention may provide a system, a vehicle or a method which provides an improvement in the field of inductively coupled power supply systems that has particular application for vehicles. Other aims and advantages of the invention will become apparent from the following description, claims and drawings. The invention may be utilised in applications other than for vehicles.
  • a system for electrically powering a vehicle component of a vehicle when docked at a base station the vehicle comprising a traction battery and a vehicle component
  • the system comprising a first inductive receiver for inductively coupling with a inductive transmitter of the base station, the first inductive receiver being electrically coupled to a vehicle component such that electric power is transferred directly to the vehicle component from the base station when the base station is operational.
  • a vehicle component such as a heater may be powered directly from a base station rather than via one of the vehicle's power systems.
  • the vehicle component being powered directly by the base station does not drain power from the vehicle's power systems during a charging cycle such that the charging rate or charging time in not increased.
  • the vehicle comprises a second inductive receiver coupled to the traction battery of the vehicle, the second inductive receiver being substantially aligned with the inductive transmitter for charging the traction battery.
  • the first inductive receiver is misaligned with the inductive transmitter of the base station.
  • the first inductive receiver additionally provides electric power to a vehicle battery whereby charging the vehicle battery.
  • the first inductive receiver or second inductive receiver is in vertical alignment with the inductive transmitter.
  • the second inductive receiver is in vertical alignment with the inductive transmitter.
  • one of the first or second inductive receivers is aligned with respect to the inductive transmitter to maximise coupling efficiency between said one of the first or second inductive receivers and inductive transmitter.
  • the vehicle component is an electrical device and is powered independently of the vehicle battery and/or battery charging system.
  • the vehicle component is an electric heater thermally coupled to a further vehicle component.
  • the inductive receiver is thermally coupled to the vehicle component and has an electrical resistance which generates heat when current flow is induced in the receiver so as to heat the vehicle component.
  • the inductive receiver comprises the vehicle component.
  • the inductive receiver may be powered independently of the vehicle battery and/or battery charging system.
  • a vehicle which comprises an inductive receiver, a traction battery and a vehicle component
  • the method comprises;
  • the method comprises;
  • the method comprises;
  • a method of powering a vehicle component comprising:
  • placing the first inductive receiver within range of the inductive transmitter of the charging station comprises substantially aligning the first inductive receiver with the inductive transmitter and placing the second inductive receiver within range of the inductive transmitter.
  • kit of parts for a vehicle comprising a traction battery
  • the kit of parts comprising:
  • the first inductive receiver being attachable to the vehicle such that when the vehicle is docked at a base station the first inductive receiver is suitable for inductively coupling with an inductive transmitter of the base station, and the vehicle component being attachable to the vehicle such that the first inductive receiver is electrically coupled to the vehicle component such that electric power from the first inductive receiver is transferred directly to the vehicle component.
  • the vehicle component may be a heater.
  • a method of heating a vehicle component comprising;
  • a heater for a vehicle wherein the heater comprises an inductive receiver for coupling with an inductive transmitter of a base station, wherein the inductive receiver draws electrical power from the base station for heating a vehicle component.
  • the inductive receiver is thermally coupled to the vehicle component, the inductive receiver having an electrical resistance which generates heat when current flow is induced in the inductive receiver which heat is transferred to said vehicle component.
  • the inductive receiver is electrically coupled to an electric heater provided for heating the vehicle component, the inductive receiver powering the electric heater directly from the base station.
  • a vehicle comprising a vehicle system for electrically powering a vehicle component comprising; a first inductive receiver for coupling with an inductive transmitter of a base station wherein an electrical device or system is coupled to the first inductive receiver for being electrically directly powered by the base station.
  • the vehicle is an electric vehicle comprising a traction battery for propulsion of the vehicle.
  • the first inductive receiver is also coupled to the traction battery for charging thereof.
  • the vehicle may comprise a second inductive receiver coupled to the traction battery for charging thereof.
  • the electrical device or system is coupled to the first inductive receiver such that an electrical current induced in the first inductive receiver powers the electrical device or system.
  • the second inductive receiver is coupleable to the inductive transmitter of the base station simultaneously with the first inductive receiver.
  • the first inductive receiver may be coupled to any electrical device or system of the vehicle which would otherwise be powered by the battery or battery charging system when the vehicle is uncoupled from the base station.
  • the vehicle component may be an electrical device and may be powered independently of the vehicle battery and/or battery charging system.
  • the base station preferably simultaneously, provides electrical power to one or more components of the vehicle, whilst charging the battery, which electrical power is converted into heat by the inductive receiver; this removes the need for a separate heater component thereby reducing the number of components and vehicle weight improving fuel efficiency.
  • FIGURE 1 is a schematic side view of a vehicle according to an embodiment of the invention
  • FIGURE 2 is a schematic side view according to another embodiment of the invention
  • FIGURE 3 is a schematic side view according to a further embodiment of the invention.
  • General aspects of the invention provide a mechanism for providing electrical power or heat energy to parts of a vehicle that preferably though nevertheless optionally comprises an electric traction battery.
  • an electrically powered heater and or a heat- generating inductive element may be installed on a non-electric (or electric or hybrid) vehicle.
  • a vehicle can be positioned relative to a base or charging station for wirelessly and inductively transferring electrical power to a charging coil of an electric traction battery and rather than (or in addition to) the electric traction battery being charged (also referred to as supplied with electric energy), a power source for an electrically powered heater and/or a heat generating inductive element may be charged (or supplied with electrical energy). It is further envisaged that in a wider application one or more inductively operated electrical power receiving elements may be provided on a vehicle (in addition to or alternative to a traction battery charging coil) for powering a variety of vehicle components.
  • FIG. 1 illustrates a vehicle 10 comprising a traction battery 12 coupled to an electric drive motor (not shown) for providing propulsion to the vehicle 10.
  • vehicle 10 additionally comprises an internal combustion engine 20 for providing propulsion to the vehicle 10.
  • Traction battery 12 is charged using a charging system 9.
  • Vehicle 10 comprises a first coil 14 which is coupled to the traction battery 12.
  • First coil 14 is mounted to or proximate to the underside of the body 1 1 of the vehicle 10. In alternative embodiments alternative locations are envisaged for example in the front or rear bumpers, behind the front grille, on or within a body panel of the vehicle 10.
  • the charging system 9 comprises the first coil 14 and a second coil 16.
  • the second coil 16 is located externally and remotely from the vehicle 10. In the illustrated embodiment the second coil 16 is disposed at ground level beneath the vehicle 10 for co-operation with the first coil 14 that is optionally mounted on or to the underside of the vehicle body 1 1 . In other envisaged embodiments, the second coil 16 may be located in, and/or on a wall or post.
  • the second coil 16 is coupled to a control unit 18, which is coupled to a power supply (not shown) such as mains electricity supply.
  • the first coil 14 is inductively coupled to the second coil 16 of the charging station 8, when the first and second coils 14, 16 are sufficiently aligned with one another and electrical current is passed through the second coil 16.
  • first and second coils 14, 16 are optionally, vertically aligned. The physical alignment is dependent upon the shape or configuration of the magnetic field F created by passing electrical current through the second coil 16.
  • the vehicle 10 comprises a control unit 15 coupled to the first coil 14, the control unit 15 being capable of communicating with the charging station 8 via the first coil 14, for example by modulating a signal on an electric current in the first coil 14 so as to influence or change the magnetic field F which change is detected by the controller unit 18 at the charging station 8. In this way, the charging station 8 can determine that the vehicle 10 is a legitimate receiver of energy from the charging station 8.
  • the control unit 15 may also instruct the charging system 9 to shut down or reduce the current flow in the first coil 14 when the traction battery 12 has attained a predefined state of charge.
  • the control unit 15 may be configured to electrically disconnect the first coil 14 from the traction battery 12 to prevent overcharging or overheating.
  • communications between the charging station 8 and the vehicle 10 will be two-way, that is to say the vehicle 10 may send information to the charging station 8 and the charging station 8 may send information to the vehicle 10, which information may be displayed to the driver.
  • the charging station 8 may convey billing information to the driver
  • the vehicle 10 may convey information necessary for invoicing the driver or vehicle owner to the charging station 8.
  • the vehicle 10 comprises a third coil 22 disposed on the engine 20, optionally on the engine block or oil sump.
  • the third coil 22 is configured to be inductively coupleable to the second coil 16 of the charging station 8.
  • Third coil 22 is misaligned, which is to say, it is not physically or electrically aligned or positioned necessarily to optimise the coupling efficiency, with respect to the second coil 16 of the charging station 8.
  • the material from which the third coil 22 is made and the shape and configuration of the third coil 22 may be varied so as to charge the thermal and/or electrical characteristics of the third coil 22.
  • heating coils may be provided on other vehicle components, for example, but not limited to: screen wash reservoir bottle, radiator pack, coolant reservoir, power steering or brake fluid reservoirs, or cabin heater components.
  • the traction battery 12 may be omitted and the vehicle 10 may be propelled by an internal combustion engine or other suitable means; in such embodiments the first coil 14 may be omitted or may be used to provide power to an alternative device for example cabin heater in such embodiments the first coil 14 may be coupled to, or mounted on the cabin heater instead of being coupled to the traction battery 12.
  • the third coil 22 may be aligned with the second coil 16 of the base or charging station 8.
  • FIG. 2 illustrates another embodiment of the present invention
  • a vehicle 1 10 comprises a traction battery 1 12 coupled to a first coil 1 14.
  • First coil 1 14 is inductively coupled to a second coil 1 16;
  • second coil 1 16 forms part of a charging station 108.
  • Alignment (physical and/or electrical) of the first and second coils 14, 16 with respect to one another has been optimised to maximise electrical coupling efficiency.
  • Vehicle 1 10 comprises an internal combustion engine 20 having an engine block to which an electric heater 124 is mounted.
  • Electric heater 124 is electrically coupled to first coil 1 14; such that electric heater 124 draws electrical power from the charging station 108 via the first coil 1 14.
  • a control unit 1 15 controls communications between the vehicle 1 10 and the charging station 108, such that the charging station 108 may control the current flow in the second coil 1 16 so as to control the magnitude of the current flow induced in the first coil 1 14.
  • the control unit 1 15 is configured to also control the electrical energy transferred to the traction battery 1 12 and to the electric heater 124 via its electrical coupling to the first coil 1 14.
  • the control unit 1 15 may be configured to prevent overcharging of the battery 1 12 or overheating of the engine components and/or to variably control the rate of charging and heating.
  • FIG. 3 illustrates a further embodiment of the present invention in which a vehicle 210 comprises a traction battery 212 coupled to a first inductive coil 214.
  • Charging station 208 comprises a second coil 216 and a control unit 218 is coupled to a power supply (not shown).
  • Vehicle 210 comprises an internal combustion engine 220 having an electrical heater 224 mounted thereto. Electrical heater 224 is electrically coupled to a third inductive coil 222.
  • Third coil 222 is optionally located underneath the vehicle body 21 1 substantially adjacent or proximate to the first coil 214.
  • Third coil 222 is inductively coupled to the second coil 216 by the magnetic field F created by passing electrical current through second coil 216.
  • third coil 222 and second coil 216 induces current flow in the third coil 222, which electrical current flow is used to power the electric heater 224 to which it is coupled.
  • the coils may be replaced with other structures suitable for inductive electrical power transfer, for example plates, wires or pipes.
  • the vehicle component may be configured in shape, size composition material and/or position within the vehicle such that it inherently inductively couples with the charging station.
  • a container for lubricant such as oil may be formed within an embedded wire or coil therein and/or the container maybe formed of a metallic material.
  • the vehicle 10, 1 10, 210 may be fully electric and it will be understood that the combustion engine may be omitted.
  • the invention comprises an apparatus, for example in the form of a self-adhesive pad, arranged to be affixed to a vehicle component.
  • the pad includes one or more inductive coils, for example of the type described in connection with the illustrated embodiments, configured to inductively couple with a cooperating inductive charging apparatus, such as a base station, when disposed in close proximity thereto.
  • the apparatus is configured such that a current induced in the or each inductive coils is converted into heat energy through resistive heating, which heat energy is transmitted into the component to which the apparatus is attached, for example through conduction,
  • an inductive heating pad may be affixed to an engine sump, engine block, transmission case, oil cooler, radiator, HVAC module, battery or any temperature sensitive component of a vehicle by means of an adhesive.
  • a current is induced in the inductive coils of the pad generating heat which is transmitted into the component by conduction. This increases the temperature of the component, improving performance.
  • the system of the present invention can be utilised in a vehicle to power any of a vehicle's electrical systems, such as but not limited to a heater or fan for conditioning the vehicle or vehicle cabin, from an external power supply; such as mains electricity supply.
  • a vehicle's electrical systems such as but not limited to a heater or fan for conditioning the vehicle or vehicle cabin
  • an external power supply such as mains electricity supply.
  • a wireless power receiver is mounted on the vehicle for coupling with a wireless power transmitter.
  • the electrical device or system being powered by the invention is powered independently or separately from the usual vehicle electrical power sources, the battery and charging system (alternator).
  • the electrical system being powered by the invention draws electrical power directly from the base or charging station omitting the battery and battery charge system.
  • the electrical systems coupled to the inductive receiver may additionally be powered by the on board vehicle electrical power supply systems for those periods when the vehicle is out or range of a base or charging station.
  • the system can be utilised to electrically power any of the vehicles systems other than the battery charging system by the provision of a further wireless power receiver in addition to that provided for charging the battery.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Mechanical Engineering (AREA)
  • Transportation (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Sustainable Energy (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Sustainable Development (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)
  • Electric Propulsion And Braking For Vehicles (AREA)
  • Current-Collector Devices For Electrically Propelled Vehicles (AREA)
  • Near-Field Transmission Systems (AREA)
  • Radar Systems Or Details Thereof (AREA)

Abstract

L'invention concerne un véhicule ayant un dispositif électrique alimenté de manière sans fil, un récepteur inductif secondaire est prévu pour extraire de l'énergie électrique à partir d'une station de base; pendant qu'un récepteur inductif primaire est aligné avec un émetteur inductif de la station de base.
EP13712299.0A 2012-03-28 2013-03-27 Véhicule ayant un dispositif alimenté de manière sans fil Withdrawn EP2830909A2 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GBGB1205447.4A GB201205447D0 (en) 2012-03-28 2012-03-28 Vehicle with wirelessly, powered device
PCT/EP2013/056603 WO2013144250A2 (fr) 2012-03-28 2013-03-27 Véhicule ayant un dispositif alimenté de manière sans fil

Publications (1)

Publication Number Publication Date
EP2830909A2 true EP2830909A2 (fr) 2015-02-04

Family

ID=46087257

Family Applications (1)

Application Number Title Priority Date Filing Date
EP13712299.0A Withdrawn EP2830909A2 (fr) 2012-03-28 2013-03-27 Véhicule ayant un dispositif alimenté de manière sans fil

Country Status (3)

Country Link
EP (1) EP2830909A2 (fr)
GB (2) GB201205447D0 (fr)
WO (1) WO2013144250A2 (fr)

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DE102024000421A1 (de) 2023-02-16 2024-08-22 Mercedes-Benz Group AG System für Klimaanlage des Fahrzeugs

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DE102024000421A1 (de) 2023-02-16 2024-08-22 Mercedes-Benz Group AG System für Klimaanlage des Fahrzeugs

Also Published As

Publication number Publication date
GB2500820A (en) 2013-10-02
GB201305603D0 (en) 2013-05-15
GB201205447D0 (en) 2012-05-09
WO2013144250A2 (fr) 2013-10-03
WO2013144250A3 (fr) 2014-01-23
GB2500820B (en) 2014-11-19

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