吉林大学学报(工学版) ›› 2021, Vol. 51 ›› Issue (1): 72-82.doi: 10.13229/j.cnki.jdxbgxb20190955
初亮1(),董力嘉1,许楠1(),张立峰2,贾一帆1,杨志华1
Liang CHU1(),Li-jia DONG1,Nan XU1(),Li-feng ZHANG2,Yi-fan JIA1,Zhi-hua YANG1
摘要:
为利用开绕组永磁同步电机在双能量源间功率分配的灵活性,提出一种新型电动汽车动力系统构型,实现了从功率分配指令形成到指令跟随的过程。首先提出基于模糊控制的期望功率计算方法,使主能量源工作在高效区,并在电机控制层面基于双逆变器电压矢量模型,然后提出精确功率跟随、线性分配两种分配方法,实现主、次能量源期望功率的跟随。仿真结果表明:在电压矢量分配方法下,电机转速、转矩跟随效果良好,且转矩波动幅度限制在3 N·m以内。
中图分类号:
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