高压电源在新能源汽车快速充电技术中的应用与挑战  

Application and challenges of high voltage power supply in fast charging technology for newenergyvehicles

作　　者：程溥阳 Cheng Puyang(Shanghai NIO Automotive Co.,Ltd.,Shanghai 201803,China)

机构地区：[1]上海蔚来汽车有限公司,上海201803

出　　处：《汽车知识》2025年第3期7-9,共3页AUTOMOTIVE KNOWLEDGE

摘　　要：本文分析了新能源汽车高压快充技术的现状与挑战,阐述了高压电源系统的基本构成,包括交流输入、高频隔离变换和高压输出三大单元,重点探讨了快充技术在安全性、电池寿命和充电效率方面的挑战。研究表明,通过优化拓扑结构、改进电池管理策略、采用新型电池材料等方案可提升快充性能。未来,需加强充电标准统一、完善设施布局,推动产业链协同创新,促进新能源汽车产业发展。This paper analyzes the current status and challenges of high-voltage fast charging technology for new energy vehicles.The article explains the basic composition of the high-voltage power supply system,including three major units:AC input,high-frequency isolation conversion,and high-voltage output.It focuses on examining the challenges of fast charging technology in terms of safety,battery life,and charging efficiency.Research shows that fast charging performance can be improved through optimizing topology structure,improving battery management strategies,and adopting new battery materials.In the future,it is necessary to strengthen charging standard unification,improve infrastructure layout,promote industrial chain collaborative innovation,and facilitate the development of the new energy vehicle industry.

关 键 词：新能源汽车 高压快充 安全性 电池寿命 充电标准 

分 类 号：U469.7[机械工程—车辆工程]