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US20130082626 |
SYSTEM AND METHOD FOR TRACTION MOTOR CONTROL
A control method comprises determining wheel creep of a wheel operably coupled to a traction motor and limiting a rate of change of an excitation frequency applied to the traction motor to drive... |
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US20050206331 |
Hybrid locomotive configuration
The present invention is directed to a locomotive that includes: (a) a transmission 105 operable to drive a plurality of axles; (b) an electric motor 104 operatively connected to and driving the... |
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US20090026984 |
Electric vehicle, and device and method of controlling slip thereof
A slip control device, a slip control method, and a vehicle provided with such a slip control device are provided, with which the vehicle can travel stably even on a slippery road surface... |
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US20150042245 |
VEHICLE DRIVING SYSTEM AND VEHICLE DRIVING SYSTEM CONTROL METHOD
A motor controller obtains: a first motor target rotation number, a first motor actual rotation number of a first motor, a second motor target rotation number, and a second motor actual rotation... |
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US20090106912 |
MOTOR APPARATUS AND METHOD
A method of operating a motor, the method comprising: operating a motor at a first speed; operating the motor in negative slip; imbalancing at least one phase of the motor to dissipate... |
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US20130241445 |
Method of Operating a Dual Motor Drive and Control System for an Electric Vehicle
A method for optimizing the torque applied by each motor of a dual motor drive system of an all-electric vehicle is provided, the torque adjustments taking into account wheel slip as well as other... |
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US20160006377 |
ELECTRIC DRIVE VEHICLES
An electric drive vehicle which is capable of performing a bidirectional voltage conversion between two DC power supplies and a rotary electric machine, and a connection switch between a series... |