Torque control method in electric vehicle slope starting process
The invention discloses a torque control method in an electric vehicle slope starting process. The torque control method comprises the following steps: S1, obtaining state information of a vehicle; S2, judging whether the vehicle is in slope starting or not according to state information of the vehi...
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Format: | Patent |
Sprache: | chi ; eng |
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Zusammenfassung: | The invention discloses a torque control method in an electric vehicle slope starting process. The torque control method comprises the following steps: S1, obtaining state information of a vehicle; S2, judging whether the vehicle is in slope starting or not according to state information of the vehicle, and performing step S3 if the vehicle is in slope starting, otherwise, performing step S4; S3,calculating a base torque value and a control torque value according to the state information of the vehicle, and taking the greater one of the base torque value and the control torque value as a practical torque value; and S4, ending. According to the technical scheme adopted by the invention, the torque control method has the beneficial effects that: the vehicle is effectively prevented from sliding backwards while operation safety is effectively guaranteed; and accelerator control force of an automatic gear on a slope is controlled, so that safety of the vehicle is improved.
本发明公开了种电动汽车斜坡起步过程的扭矩控制方法,S1:获取车辆的状态信息;S2 |
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