Control system and method for electric vehicle
First Claim
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1. An electric traction vehicle comprising:
- a vehicle platform;
a plurality of drive wheels coupled to the vehicle platform;
a plurality of electric motors coupled to respective ones of the plurality of drive wheels, the plurality of electric motors being used to drive the plurality of drive wheels;
an electrical connector which is used to allow an electrical power-consuming system off-board the vehicle to be connected to the vehicle and draw AC power from the vehicle; and
a power source coupled to the vehicle platform, the power source being used to provide AC power to the plurality of electric motors and the electrical connector.
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Abstract
An electric traction vehicle is described herein which may be used to provide power to off-board electric power-consuming systems or devices. The electric traction vehicle may provide 250 kilowatts or more of three phase AC power to an off-board electric power consuming system. The electric traction vehicle may also include an electrical power storage device which can be selectively discharged to allow the vehicle to be serviced.
158 Citations
37 Claims
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1. An electric traction vehicle comprising:
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a vehicle platform;
a plurality of drive wheels coupled to the vehicle platform;
a plurality of electric motors coupled to respective ones of the plurality of drive wheels, the plurality of electric motors being used to drive the plurality of drive wheels;
an electrical connector which is used to allow an electrical power-consuming system off-board the vehicle to be connected to the vehicle and draw AC power from the vehicle; and
a power source coupled to the vehicle platform, the power source being used to provide AC power to the plurality of electric motors and the electrical connector. - View Dependent Claims (2, 3, 4, 5, 6, 7, 8, 9)
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10. An electric traction vehicle comprising:
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a vehicle platform;
a plurality of drive wheels coupled to the vehicle platform;
a plurality of electric motors coupled to respective ones of the plurality of drive wheels, the plurality of electric motors being used to drive the plurality of drive wheels;
an electrical connector which is used to allow an electrical power-consuming system off-board the vehicle to be connected to the vehicle and draw electrical power from the vehicle; and
a power source coupled to the vehicle platform, the power source being used to provide electrical power to the plurality of electric motors and the electrical connector;
wherein the vehicle is capable of providing at least about 250 kilowatts of power to the off-board power-consuming system. - View Dependent Claims (11, 12, 13, 14, 15, 16)
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17. An electric traction vehicle comprising:
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a vehicle platform;
a plurality of drive wheels coupled to the vehicle platform;
a plurality of electric motors coupled to respective ones of the plurality of drive wheels, the plurality of electric motors being used to drive the plurality of drive wheels;
an electrical connector which is used to allow an electrical power-consuming system off-board the vehicle to be connected to the vehicle and draw three phase-AC power from the vehicle;
a power source coupled to the vehicle platform, the power source being used to provide three phase AC power to the plurality of electric motors and the electrical connector; and
an A/C bus assembly which is used to provide three phase AC power from the power source to the plurality of electric motors and the electrical connector. - View Dependent Claims (18, 19, 20, 21, 22)
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23. A method of providing power to a power consuming facility comprising:
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providing AC power from an electric traction vehicle to a power consuming facility;
wherein the electric traction vehicle comprises a vehicle platform;
a plurality of drive wheels coupled to the vehicle platform;
a plurality of electric motors coupled to respective ones of the plurality of drive wheels, the plurality of electric motors being used to drive the plurality of drive wheels;
a power source coupled to the vehicle platform, the power source being used to provide AC power to the power consuming facility. - View Dependent Claims (24, 25, 26, 27, 28, 29)
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30. A method for performing maintenance on an electric traction vehicle having an electrical power storage system comprising:
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discharging the electrical power storage system; and
performing maintenance on the vehicle;
wherein the electric traction vehicle includes a vehicle platform;
a plurality of drive wheels coupled to the vehicle platform;
a plurality of electric motors coupled to respective ones of the plurality of drive wheels, the plurality of electric motors being used to drive the plurality of drive wheels;
the electrical power storage system used to provide power to the plurality of electric motors. - View Dependent Claims (31, 32, 33, 34, 35, 36, 37)
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Specification