The invention relates to the technical field of hydrogen fuel cell electric vehicles, and discloses a working condition identification strategy optimization method for a hydrogen fuel electric vehicle to climb a long slope, which comprises a hydrogen fuel cell system, the hydrogen fuel cell system is connected with a motor controller through a DCDC converter, the motor controller is connected with a power cell and a driving motor, the driving motor is connected with a driving wheel, and the driving wheel is connected with a driving wheel. The power battery is connected with a battery management system, the hydrogen fuel cell system is connected with a hydrogen fuel cell controller, the hydrogen fuel cell system, the hydrogen fuel cell controller and the battery management system are all connected with the vehicle control unit, and the vehicle control unit processes gradient signals, identifies working conditions and conducts energy distribution mediation control according to a preset energy control strategy. According to the working condition identification strategy optimization method for long slope climbing of the hydrogen fuel electric vehicle, the climbing working condition can be effectively identified in time, the good driving experience can be guaranteed, the characteristics of a hydrogen fuel cell system can be relatively considered, and the good service life and performance of the hydrogen fuel system are guaranteed.
本发明涉及氢燃料电池电动汽车技术领域,公开了一种氢燃料电动汽车爬长坡的工况识别策略优化方法,包括氢燃料电池系统,氢燃料电池系统通过DCDC转换器连有电机控制器,电机控制器连有动力电池和驱动电机,驱动电机连有驱动轮,动力电池连有电池管理系统,氢燃料电池系统连有氢燃料电池控制器,氢燃料电池系统、氢燃料电池控制器和电池管理系统均与整车控制器连接,整车控制器处理坡度信号,识别出工况,根据预定的能源控制策略进行能量分配调解控制。本发明氢燃料电动汽车爬长坡的工况识别策略优化方法,及时有效的识别出爬坡工况,该方法既能保证良好的驾驶体验,又能相对兼顾氢燃料电池系统的特性,保证氢燃料系统良好的寿命与性能。
Working condition identification strategy optimization method for long slope climbing of hydrogen fuel electric vehicle
氢燃料电动汽车爬长坡的工况识别策略优化方法
2023-11-14
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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