Vehicle torque control method, device and system and vehicle

The invention discloses a vehicle torque control method, device and system and a vehicle, and relates to the technical field of electrically driven vehicles. The vehicle torque control method comprises the steps that increment parameters and torque distribution coefficients are obtained according to...

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Bibliographische Detailangaben
Hauptverfasser: TAN KAIBO, PENG JIANG, TANG RUYI, YANG JING, ZHANG ZHENGPING
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The invention discloses a vehicle torque control method, device and system and a vehicle, and relates to the technical field of electrically driven vehicles. The vehicle torque control method comprises the steps that increment parameters and torque distribution coefficients are obtained according to vehicle state parameters; a torque increment initial value is obtained according to the whole vehicle acceleration compensation requirement and the increment distribution ratio; according to the required torque, the secondary distribution ratio and the secondary distribution ratio activation coefficient, the secondary distribution torque transfer amount is obtained; and according to the required torque, the torque basic distribution ratio, the torque increment initial value and the secondary distribution torque transfer amount, the output torque is obtained. By means of the vehicle torque control method, the torque of the front axle and the torque of the rear axle can be adjusted in real time according to the work