The invention relates to the field of vehicle operation mode switching, and particularly discloses a hybrid power vehicle operation mode switching method and system and a vehicle. Vehicle operation data are collected and comprise a hard wire signal and a CAN wire signal; wherein the hard wire signals comprise a key switch signal, an ignition switch signal, a brake pedal opening degree signal, an accelerator pedal opening degree signal, a sliding switch signal, a hybrid power forbidding switch signal and a forced pure electric operation switch signal; the CAN line signal comprises a vehicle speed, a high-voltage state, a battery electric quantity SOC, a transmission axle gear, an electric drive axle gear and wheel end demand power; vehicle operation mode switching is controlled according to the vehicle operation data; wherein the vehicle operation mode comprises a pure electric operation mode, a hybrid operation mode, an engine direct drive operation mode, a sliding energy recovery operation mode, a braking energy recovery mode and a driving charging operation mode. According to the method, switching of multiple operation modes is carried out by considering multiple switching conditions, and it is guaranteed that the vehicle works in the optimal oil consumption mode.
本发明涉及车辆运行模式切换领域,具体公开一种混动动力车运行模式切换方法、系统及车辆,采集车辆运行数据,包括硬线信号和CAN线信号;其中硬线信号包括钥匙开关信号、点火开关信号、制动踏板开度信号、油门踏板开度信号、滑行开关信号、混动禁止开关信号、强制纯电运行开关信号;CAN线信号包括车速、高压状态、电池电量SOC、传动桥档位、电驱桥档位、轮端需求功率;根据车辆运行数据控制车辆运行模式切换;其中车辆运行模式包括纯电运行模式、混动运行模式、发动机直驱运行模式、滑行能量回收运行模式、制动能量回收模式、行车充电运行模式。本发明考虑多个切换条件进行多种运行模式的切换,保证车辆工作在油耗最佳模式。
Hybrid power vehicle operation mode switching method and system and vehicle
一种混动动力车运行模式切换方法、系统及车辆
2024-03-19
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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