The invention discloses a heavy truck braking control method and a heavy truck, and the heavy truck braking control method comprises the steps: responding to a triggering instruction for starting an auxiliary braking function, and obtaining an auxiliary braking function gear, the whole vehicle auxiliary braking demand power, the real-time power battery charging power and the range extender braking power; a target braking strategy is determined according to the auxiliary braking function gear, the whole vehicle auxiliary braking requirement, the real-time power battery charging power and the range extender braking power, and the target braking strategy comprises at least one braking mode of power battery charging and range extender braking; and controlling at least one of the range extender and the power motor according to the target braking strategy. According to the method, the range extender and the power motor are controlled to brake the vehicle, energy generated in the braking process is consumed through the power system function, the braking kinetic energy utilization rate is increased, the capacity range of the auxiliary braking function is guaranteed, and the effectiveness and reliability of the auxiliary braking function are guaranteed.
本发明公开了一种重卡制动控制方法和重卡,重卡制动控制方法包括:响应于启动辅助制动功能的触发指令,获取辅助制动功能挡位和整车辅助制动需求功率、实时动力电池充电功率和增程器制动功率;根据辅助制动功能挡位、整车辅助制动需求、实时动力电池充电功率和增程器制动功率确定目标制动策略,目标制动策略包括动力电池充电和增程器制动中的至少一个制动方式;根据目标制动策略控制增程器和动力电机中的至少一项。采用该方法通过控制增程器和动力电机对车辆进行制动,利用动力系统功能消耗制动过程中产生的能量,提升制动动能利用率,保证辅助制动功能的能力范围,保证辅助制动功能的有效性及可靠性。
Heavy truck braking control method and heavy truck
重卡制动控制方法和重卡
2024-04-26
Patent
Electronic Resource
Chinese
IPC: | B60W CONJOINT CONTROL OF VEHICLE SUB-UNITS OF DIFFERENT TYPE OR DIFFERENT FUNCTION , Gemeinsame Steuerung oder Regelung von Fahrzeug-Unteraggregaten verschiedenen Typs oder verschiedener Funktion |
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