The invention discloses an engine control method and system of a hybrid electric vehicle and the hybrid electric vehicle. The method comprises the steps that current driving information of the hybrid electric vehicle is obtained; determining a current battery storage state and a current driving state of the hybrid vehicle according to the current driving information; if the current battery storage state is a high-electric-quantity storage state and the current driving state is a battery supplementary charging state, a generator is started to reversely drag an engine to run, so that a vehicle battery is in a discharging state to provide energy for the engine; the method comprises the steps that when a generator is started to reversely drag an engine to run, the target rotating speed and target power of engine running are determined; and controlling the engine to operate according to the target rotating speed and the target power.
本发明公开了一种混动汽车的发动机控制方法、系统及混动汽车,所述方法包括:获取混动汽车的当前行驶信息;根据所述当前行驶信息确定所述混动汽车的当前电池存储状态和当前行驶状态;若所述当前电池存储状态为高电量存储状态,且所述当前行驶状态为电池补充充电状态,启动发电机倒拖发动机运转,以使车辆电池处于放电状态为发动机提供能量;其中,启动发电机倒拖发动机运转时,确定所述发动机运转的目标转速和目标功率;根据所述目标转速和所述目标功率控制所述发动机运转。
Engine control method and system of hybrid electric vehicle and hybrid electric vehicle
一种混动汽车的发动机控制方法、系统及混动汽车
2024-01-23
Patent
Elektronische Ressource
Chinesisch
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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