ELECTRIC MOTOR VEHICLE CONTROL DEVICE AND ELECTRIC MOTOR VEHICLE CONTROL METHOD Russian patent published in 2018 - IPC B60L15/20 B60L11/18 B60L7/14 B60L7/18 

Abstract RU 2670563 C1

FIELD: vehicles.

SUBSTANCE: group of inventions relates to electrical traction systems of vehicles. Electric motor control device of the electromotive vehicle comprises device for determining an operation value of depressing the accelerator pedal, a dithering torque assessment tool, device determining braking amount, a correction device for estimating the values of the dithering torque, device for calculating the values of the electric motor torque command and the motor control device. In this case, device for correcting the estimated values of the dithering torque corrects the indicated value based on the estimated value of the braking torque. In this case, when the operating value of depressing the accelerator pedal is equal to or less than a predetermined value and the vehicle is immediately before stopping, the torque command calculating means of the electric motor causes the command value to converge to the estimated value of the corrected disturbance torque and reduces the speed.

EFFECT: technical result consists in reducing vibrations in the longitudinal direction of the body of the vehicle when it is stopped.

9 cl, 19 dwg

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RU 2 670 563 C1

Authors

Sawada Akira

Ito Ken

Nakajima Takashi

Katsumata Yuji

Komatsu Hiroyuki

Dates

2018-10-23Published

2015-01-26Filed