双碳目标下商用车动力传动系统技术特征与展望  

Technical characteristics and prospects of power transmissions for commercial vehicles under the“Carbon-Peak and Carbon-Neutrality”target

作　　者：徐向阳[1] 赵俊玮 董鹏[1] 王书翰[1] 刘艳芳[1] XU Xiangyang;ZHAO Junwei;DONG Peng;WANG Shuhan;LIU Yanfang(School of Transportation Science and Technology,Beihang University,Beijing 100191,China)

机构地区：[1]北京航空航天大学交通科学与工程学院,北京100191

出　　处：《汽车安全与节能学报》2023年第4期395-412,共18页Journal of Automotive Safety and Energy

基　　金：国家自然科学基金(52172352,52072018)。

摘　　要：商用车是道路运输的重要力量和碳排放大户,实现商用车绿色转型发展是推动汽车产业快速实现双碳目标的重要突破点。然而,政策驱动和市场需求对商用车技术发展提出了新的挑战与要求,尤其是动力传动系统呈现出多种技术路线并存的发展局面。该文针对传统燃油、混合动力、纯电动和燃料电池商用车等采用不同动力来源方式下的中重卡、轻微卡和皮卡、客车等应用场景,对不同动力传动系统技术特征、产品谱系、场景适用性以及技术现状及发展趋势进行分析,并对商用车动力传动系统技术发展提出新的展望,以期为商用车动力传动系统技术路径选择和技术创新发展提供参考依据。Commercial vehicles are an important force in road transportation and a large carbon emitter.Realizing the green transformation and development of commercial vehicles is an important breakthrough in accelerating the achievement of the“Carbon-Peak and Carbon-Neutrality”target in the automotive industry.However,policy-driven and market demand have posed new challenges and requirements for the development of commercial vehicle technology,especially with the emergence of multiple technological routes for power transmissions.This paper focuses on the application scenarios of medium and heavy trucks,light and pickup trucks,and buses under different power sources such as traditional fuel,hybrid,pure electric,and hydrogen fuel cell,and analyzes the technical characteristics,product spectrum,applicability in different scenarios,and technological development trends of power transmission systems for commercial vehicles.A new prospect is put forward for the development of power transmission technologies for commercial vehicles to provide a reference for the technical path selection and technological innovation and development of commercial vehicle transmissions.

关 键 词：商用车 动力传动系统 自动变速器 机电耦合变速系统 电驱动系统 碳达峰与碳中和 

分 类 号：U463.2[机械工程—车辆工程]