摘要
面对新能源汽车发展中的充电焦虑问题,宽禁带半导体的技术应用,加快了高压快充桩布局和800V电动汽车的开发,有效提高了电动汽车的补能效率。文章围绕电动汽车800V高压架构设计及车桩匹配问题进行论述,从直流快充桩电压现状及标准规划表明直流桩高压化发展趋势,比较不同补能方式,给出电动汽车800V高压平台方案的选型依据,然后对800V架构设计方案进行详细分析,对电机绕组集成升压电路和电池串并联控制策略热点问题重点介绍,为开发800V高压架构提供一定的方案指导。
In the face of charging anxiety in the development of new energy vehicles,the application of wide bandgap semiconductor technology has accelerated the layout of high-voltage fast charging piles and the development of 800V electric vehicles,effectively improving the energy replenishment efficiency of electric vehicles.The article discusses the design of 800V high-voltage architecture for electric vehicles and the matching of vehicle piles.The current situation and standard planning of DC fast charging pile voltage indicate the development trend of high-voltage DC piles,and different energy replenishment methods are compared.The selection basis for the 800V high-voltage platform scheme for electric vehicles is provided.Then,a detailed analysis of the 800V architecture design scheme is carried out,focusing on the hot issues of integrated boost circuits for motor windings and battery series parallel control strategies,providing some guidance for the development of 800V high-voltage architecture.
作者
赵忠武
王聪敏
耿伟峰
ZHAO Zhongwu;WANG Congmin;GENG Weifeng(School of Mechanical Engineering,Shandong University,Jinan 250012,China)
出处
《汽车电器》
2024年第6期12-15,共4页
Auto Electric Parts
关键词
800V高压架构设计
电机绕组集成升压
电池串并联升压
车桩匹配策略
800V high-voltage architecture design
integrated boosting of motor winding
battery series parallel boost
vehicle pile matching strategy
