第2期机械设计与制造
2025年2月MachineryDesignManufacture63
电动汽车双速变速器自适应分区换挡策略研究
朱斌,傅松桥,胡伟伟2
312000;
(1.浙江农业商贸职业学院汽车技术系,浙江绍兴
2.南京邮电大学人工智能学院,江苏南京210003)
摘要:针对双速双离合变速器的电动汽车换挡控制,提出了一种基于规则的分区换挡策略,将经济性换档策略与动态换
挡策略相结合,以保证低能耗和强动力。利用模糊逻辑在线自适应调整分区换挡策略,引入模糊逻辑对换挡策略进行在
线调整,减少无效换挡,提高变速器使用寿命,并验证了在线调整的效果。通过比较配置双速双离合变速器和单速主减
速器的纯电动汽车经济性能和动态性能,表明配置双速双离合变速器的车辆具有更好的经济性能和动力性能,最后通过
实验测试验证了其最大爬坡能力。
关键词:双速自动变速器;电动汽车;分区换挡;动态性能
中图分类号:TH16;U266.2文献标识码:A文章编号:1001-3997(2025)02-0063-08
ResearchonAdaptiveZoneShiftingStrategyforDualSpeed
TransmissionofElectricVehicles
ZHUBin,FUSongqiao,HUWeiwei?
(1.DepartmentofAutomotiveTechnology,ZhejiangAgriculturalCommercialCollege,ZhejiangShaoxing312000,Chi-
na;2.SchoolofArtificialIntelligence,NanjingUniversityofPostsandTelecommunications,JiangsuNanjing210003,
China)
Abstract:Arule-basedzoningshifingstrategyisproposedfortheshitingcontrolofelectricvehicleswithdualspeeddualclutch
transmissions,whichcombineseconomicshiftingstrategywithdynamicshifingstrategytoensurelowenergyconsumptionand
strongpower.Usingfuzzylogictoadaptivelymodifythepartitionshifingstrategyonline,introducingfuzzylogictoadjustthe
shifingstrategyonline,reducingineffectiveshifing,improvingtheservicelifeofthetransmission,andverifyingtheeffectofon
lineadjustment.Bycomparingtheeconomicanddynamicperformanceofpureelectricvehiclesequippedwithadualspeeddual
clutchtransmissionandasinglespeedmainreducer,itisshownthatvehiclesequipped