公开(公告)号：US20230249668A1

公开(公告)日：2023-08-10

申请号：US18010339

申请日：2021-09-06

申请人： GREAT WALL MOTOR COMPANY LIMITED

发明人： Yunfei Li ,  Qilin Chen ,  Chengjian Xing ,  Nan Zhang ,  Yifei Zhang ,  Cheng Chang ,  Chenxi Su

IPC分类号： B60W20/20 ,  B60W20/15 ,  B60W10/06 ,  B60W10/08

CPC分类号： B60W20/20 ,  B60W20/15 ,  B60W10/06 ,  B60W10/08 ,  B60W2510/0638

摘要： A method and a device for driving a hybrid electric vehicle, and a vehicle is provided. The method includes: driving, if the vehicle demand torque is greater than a minimum value of the engine economic zone and less than a maximum value of the power assistance reserve zone, the hybrid electric vehicle in a parallel drive mode; or maintaining, if the vehicle demand torque continues to increase to the maximum value of the power assistance reserve zone, the hybrid electric vehicle being driven in the parallel drive mode when the hybrid electric vehicle is in the parallel drive mode and a torque provided by the parallel drive mode under a current drive mode is greater than a maximum torque provided by the drive motor.