An electronic traction vehicle comprising a principal power unit, a power storage unit mounted on a vehicle platform. A plurality of wheels are rotably mounted on the vehicle platform with an electric motor coupled to at least one wheel. A drive controller is coupled to the electric motor and a vehi
An electronic traction vehicle comprising a principal power unit, a power storage unit mounted on a vehicle platform. A plurality of wheels are rotably mounted on the vehicle platform with an electric motor coupled to at least one wheel. A drive controller is coupled to the electric motor and a vehicle controller having an input and output terminal is coupled to the drive controller. A data bus network is coupled to the drive controller and the vehicle controller. An A/C bus assembly is coupled to the principal power unit, the power storage unit and the electric motor through the drive controller. Another embodiment of the electronic traction vehicle provides at least four electric motors and four drive controllers coupled to four wheels and the data bus network and A/C power bus assembly. Another embodiment of the electronic traction vehicle provides the components of the vehicle as moduled including an auxiliary module removably connected to the data bus network, and the A/C bus assembly.
대표청구항▼
1. An electronic traction vehicle comprising:a vehicle platform;a principal power unit mounted on the vehicle platform, wherein the principal power unit is not a battery;a power storage unit mounted on the vehicle platform;a plurality of wheels rotatably mounted on the vehicle platform;an AC electri
1. An electronic traction vehicle comprising:a vehicle platform;a principal power unit mounted on the vehicle platform, wherein the principal power unit is not a battery;a power storage unit mounted on the vehicle platform;a plurality of wheels rotatably mounted on the vehicle platform;an AC electric motor coupled to at least one wheel;a drive controller coupled to the AC electric motor;a vehicle controller having an input and an output terminal, the vehicle controller coupled to the drive controller and a data bus network; and,an AC bus assembly to couple the principal power unit, the power storage unit, and the AC electric motor through the drive controller. 2. The vehicle of claim 1, wherein the vehicle controller is coupled to one of the principal power unit and the power storage unit. 3. The vehicle of claim 1, including another AC electric motor and drive controller coupled to another wheel and coupled to the data bus network and the AC bus assembly. 4. The vehicle of claim 1, wherein at least four AC electric motors and four drive controllers are coupled to four wheels and coupled to the data bus network and AC bus assembly. 5. The vehicle of claim 1, wherein at least eight AC electric motors and eight drive controllers are coupled to eight wheels and coupled to the data bus network and AC bus assembly. 6. The vehicle of claim 1, including a differential assembly coupled to the AC electric motor for driving at least two wheels. 7. The vehicle of claim 4 or 5, including at least two differential assemblies, with each differential assembly coupled to the AC electric motor for driving at least two wheels. 8. The vehicle of claim 1, wherein the principal power unit, the power storage unit, the electric motor, the drive controller, and the vehicle controller are modules removably mounted on the vehicle platform and removably connected to the data bus network and the AC bus assembly. 9. The vehicle of claim 8, including an auxiliary module removably connected to the data bus network and the AC bus assembly. 10. The vehicle of claim 1, 2 , 3 , 4 , 5 , or 6 wherein the AC bus assembly is configured to provide at least 50/60 Hz, 480 VAC, three-phase power. 11. The vehicle of claim 1, wherein the vehicle controller is configured to control the AC electric motor through the drive controller to brake the vehicle. 12. The vehicle of claim 1, wherein the AC electric motor is configured to regenerate power back to one of the principal power unit and the power storage unit. 13. The vehicle of claim 1, including an energy dissipation unit coupled to the AC bus assembly and the data bus network. 14. The vehicle of claim 7, wherein the AC bus assembly is configured to provide at least 50/60 Hz, 480 VAC, three-phase power. 15. An AC bus assembly for interconnecting removable modules of an electronic traction vehicle, the modules including a principal power unit that is not a battery, a power storage unit, an AC electric motor coupled to at least one wheel of the vehicle, a drive controller coupled to the electric motor, an energy dissipation unit, and a vehicle controller having a user interface, the AC bus assembly comprising:a first conductor having a first end and a second end; anda second conductor having a first end and a second end,wherein the first end of each conductor is coupled to the principle power unit and the second end of each conductor is connected to one of the modules. 16. The AC bus assembly of claim 15, including a third conductor having a first end and a second end, with the first end coupled to the principle power unit and the second end coupled to one of the modules. 17. The AC bus assembly of claim 16, including a fourth conductor having a first end and a second end, with the first end coupled to the principle power unit and the second end coupled to a ground terminal mounted on the vehicle, wherein the fourth conductor provides a neutral for interconnecting the modules. 18. The AC bus assembly of claim 16, includ ing a junction wherein another module is connected to each of the conductors. 19. The AC bus assembly of claim 16, including a plurality of junctions wherein a plurality of modules are connected to each of the conductors. 20. The AC bus assembly of claim 19, wherein at least four of the modules are each an AC electric motor coupled to a wheel. 21. The AC bus assembly of claim 19, wherein at least eight of the modules are each an AC electric motor coupled to a wheel. 22. The AC bus assembly of claim 19, wherein one of the modules is an auxiliary module. 23. The AC bus assembly of claim 16 or 20, wherein the AC bus is configured to provide at least 50/60 Hz, 480 VAC, three-phase power. 24. The AC bus assembly of claim 15, including a data bus network coupled to each module. 25. An vehicle comprising:a vehicle support structure;a plurality of wheels rotatably supported by the vehicle structure, wherein at least two of the wheels are steerable;a principal power unit supported by the structure, wherein the principal power unit is not a battery;at least one AC electric motor coupled to at least one of the wheels;an electric AC power bus including at least two phase conductors, wherein the phase conductors are coupled to the principal power unit;a power storage unit coupled to the AC power bus;a vehicle controller coupled to the electric motor and the AC power bus;a data bus coupled to the vehicle controller; anda motor drive controller unit coupled to the electric motor and to the data bus to communicate signals to the vehicle controller such that one of the speed and torque of the motor are controlled based upon the signals. 26. The vehicle of claim 25, including an energy dissipation unit coupled to the AC power bus and the data bus. 27. The vehicle of claim 26, further comprising a plurality of suspension assemblies, wherein each assembly independently suspends one of the wheels relative to the vehicle support structure. 28. The vehicle of claim 26, further comprising a differential assembly for coupling the AC electric motor to at least two of the wheels such that the average speed of the wheels is proportional to the motor speed. 29. The vehicle of claim 26, wherein the AC electric motor is coupled to only one of the wheels. 30. The vehicle of claim 26, wherein the plurality of wheels includes at least six wheels. 31. The vehicle of claim 30, further comprising a plurality of suspension assemblies, wherein each assembly independently suspends one of the wheels relative to the vehicle support structure. 32. The vehicle of claim 31, further comprising:at least two additional AC electric motors and two additional respective drive controllers for coupling the two additional motors to the power bus, wherein the controllers are coupled to the data bus;at least three differential assemblies, wherein each differential assembly couples at least two of the wheels to a respective AC electric motor such that the average speed of the respective wheels is proportional to the motor speed. 33. The vehicle of claim 31, further comprising at least five additional AC electric motors and five additional respective drive controllers for coupling the two additional motors to the power bus, wherein each of the motors is coupled to a respective wheel, wherein the drive controllers are coupled to the data bus. 34. The vehicle of claim 33, wherein the motors are suspended with their respective wheels. 35. The vehicle of claim 33, further comprising a plurality of wheel end reduction assembles for coupling the wheels to their respective differential assemblies. 36. The vehicle of claim 33, further comprising a plurality of wheel end reduction assembles for coupling the wheels to their respective motors. 37. The vehicle of claim 26, 27 , 28 , 29 , or 36 , wherein the AC power bus is configured to at least provide 50/60 Hz, 480 VAC, three-phase power. 38. The vehicle of claim 26, wherein the vehicle controller is configured to control the electric motor to brake the vehicle. 39. The vehicle of claim 26, wherein the AC electric motor is configured to regenerate power back to one of the principal power unit and the power storage unit.
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