The invention discloses a power control method for a whole vehicle system of an electric vehicle, which comprises the following steps: dynamically calculating the maximum power of a whole vehicle system based on parameters of a power battery; identifying a driving intention; and according to the dynamic calculation result of the maximum power of the whole vehicle system and the driving intention, controlling the output torque of the electric driving system. According to the power control method for the whole vehicle system of the electric vehicle, the output torque of the electric driving system is controlled according to the dynamic calculation result of the maximum power of the whole vehicle system and the driving intention, the output of the electric control dual-power system can be dynamically controlled by calculating the maximum available power of the whole vehicle system in real time in combination with the intention of a driver and the use working condition, the optimal distribution of the whole vehicle system power is realized, the optimal power performance and driving performance of the whole vehicle are ensured, and the user experience is improved.
本发明公开了一种电动汽车整车系统功率控制方法,包括:基于动力电池的参数,动态计算整车系统最大功率;识别驾驶意图;根据整车系统最大功率的动态计算结果和所述驾驶意图,控制电驱动系统的输出扭矩。本发明的电动汽车整车系统功率控制方法,根据整车系统最大功率的动态计算结果和驾驶意图,控制电驱动系统的输出扭矩,可以通过实时计算整车系统最大可用功率,结合驾驶员意图及使用工况,动态控制电控制双动力系统输出,实现整车系统功率的最优分配,确保整车动力性及驾驶性能最优,提升用户体验。
Power control method for whole vehicle system of electric vehicle
电动汽车整车系统功率控制方法
2021-09-24
Patent
Elektronische Ressource
Chinesisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / 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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