IN-MOTION INDUCTIVE CHARGING SYSTEM HAVING A WHEEL-MOUNTED SECONDARY COIL
First Claim
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1. A system for inductively transferring power to electric vehicles, comprising:
- an electric energy transmitting module, wherein the electric energy transmitting module is on or below a road surface, and wherein the electric energy transmitting module is configured to establish a magnetic field above the road surface using electrical energy inductively received from an electric energy source; and
an electric vehicle comprising;
an electric motor;
a recharging storage system electrically coupled to the electric motor and configured to provide electric power to the electric motor;
a plurality of wheels, wherein at least one of the plurality of wheels is rotated by mechanical power from the electric motor; and
at least one electric energy receiving module residing in one of the wheels,wherein the at least one electric energy receiving module is electrically coupled to at least the recharging storage system,wherein the at least one electric energy receiving module is configured to receive a portion of the magnetic field generated by the electric energy transmitting module, andwherein the at least one electric energy receiving module is configured to produce electrical energy from the received portion of the magnetic field.
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Abstract
An exemplary embodiment provides electrical energy to an electric vehicle travelling along a roadway enabled with electric energy transmitting modules. The electric energy is transmitted via a magnetic field for use by the electric vehicle via electric energy receiving modules in the wheels of the electric vehicle.
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Citations
20 Claims
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1. A system for inductively transferring power to electric vehicles, comprising:
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an electric energy transmitting module, wherein the electric energy transmitting module is on or below a road surface, and wherein the electric energy transmitting module is configured to establish a magnetic field above the road surface using electrical energy inductively received from an electric energy source; and an electric vehicle comprising; an electric motor; a recharging storage system electrically coupled to the electric motor and configured to provide electric power to the electric motor; a plurality of wheels, wherein at least one of the plurality of wheels is rotated by mechanical power from the electric motor; and at least one electric energy receiving module residing in one of the wheels, wherein the at least one electric energy receiving module is electrically coupled to at least the recharging storage system, wherein the at least one electric energy receiving module is configured to receive a portion of the magnetic field generated by the electric energy transmitting module, and wherein the at least one electric energy receiving module is configured to produce electrical energy from the received portion of the magnetic field. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An electric vehicle configured to inductively receive electric power from an electric energy transmitting module, wherein the electric energy transmitting module is on or below a road surface, and wherein the electric energy transmitting module is configured to establish a magnetic field above the road surface using electrical energy received from an electric energy source, comprising:
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an electric motor; a recharging storage system electrically coupled to the electric motor and configured to provide electric power to the electric motor; and an electric energy receiving module residing in a wheel of the electric vehicle. wherein the electric energy receiving module is electrically coupled to at least the recharging storage system, wherein the electric energy receiving module is configured to inductively receive a portion of the magnetic field generated by the electric energy transmitting module, and wherein the electric energy receiving module is configured to produce electrical energy from the received magnetic field. - View Dependent Claims (11, 12, 13, 14, 15, 16, 17)
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18. An electric energy transmitting module configured to inductively transfer power to an electric vehicle, comprising:
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a power bus coupled to an electric energy source; at least one inductive cabling section, wherein the inductive cabling section is on or below a road surface, and wherein the inductive cabling section is configured to establish a magnetic field above the road surface using electrical energy received from the power bus; a roadway receiving and transmitting device configured to receive first information from an onboard data receiving and transmitting device of the electric vehicle, and configured to transmit second information to the onboard data receiving and transmitting device of the electric vehicle; and a ground computer communicatively coupled to the roadway receiving and transmitting device, and configured to permit the power bus to energize the inductive cabling section, wherein the first information includes at least a valid unique identifier associated with at least one of the electric vehicle and a vehicle operator, and where in response to receiving the first information with the valid unique identifier, the inductive cabling section is energized by the power bus. - View Dependent Claims (19, 20)
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Specification