汽车工程 ›› 2022, Vol. 44 ›› Issue (4): 514-524.doi: 10.19562/j.chinasae.qcgc.2022.04.007
所属专题: 新能源汽车技术-电驱动&能量管理2022年
陈勇1,魏长银1,李晓宇1(),李彦林1,刘彩霞1,林霄喆2
收稿日期:
2021-11-04
修回日期:
2021-11-29
出版日期:
2022-04-25
发布日期:
2022-04-22
通讯作者:
李晓宇
E-mail:lixiaoyu@hebut.edu.cn
基金资助:
Yong Chen1,Changyin Wei1,Xiaoyu Li1(),Yanlin Li1,Caixia Liu1,Xiaozhe Lin2
Received:
2021-11-04
Revised:
2021-11-29
Online:
2022-04-25
Published:
2022-04-22
Contact:
Xiaoyu Li
E-mail:lixiaoyu@hebut.edu.cn
摘要:
针对模糊能量管理策略设计仅依赖专家经验很难适应复杂工况的问题,本研究提出了一种基于神经网络工况识别的增程式电动汽车模糊能量管理策略。首先,基于中国货车行驶工况(CHTC-HT)数据,利用改进遗传算法优化的BP神经网络构建工况识别模型;其次,根据所识别的工况类型,融合电池SOC及整车需求功率参数,设计了自适应模糊能量管理策略,通过实时获取发动机功率输出实现能量优化分配;最后,通过硬件在环测试验证了所提出的方法。结果表明自适应模糊策略油耗相比规则策略降低9.67%,比模糊策略降低7.84%,有效提高了整车经济性。
陈勇,魏长银,李晓宇,李彦林,刘彩霞,林霄喆. 融合工况识别的增程式电动汽车模糊能量管理策略研究[J]. 汽车工程, 2022, 44(4): 514-524.
Yong Chen,Changyin Wei,Xiaoyu Li,Yanlin Li,Caixia Liu,Xiaozhe Lin. Research on Fuzzy Energy Management Strategy for Extended-Range Electric Vehicles with Driving Condition Identification[J]. Automotive Engineering, 2022, 44(4): 514-524.
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