一种大功率电动汽车快速充电机  

An High-power Electric Vehicle Quick Charger

作　　者：李成博[1] 米高祥[1] 李旭[1] 刘卫群[1] 

机构地区：[1]南京南瑞继保电气有限公司,江苏南京211102

出　　处：《电力电子技术》2016年第5期99-101,共3页Power Electronics

摘　　要：提出一种由充电功率变换器系统(CCS)和电池储能系统共同组成的快速充电机,电动汽车进行充电时供电端的功率缺额由储能系统放电进行补充。介绍了快速充电机的原理、构成及实现方法,并对CCS和储能系统配合运行的策略进行了研究,在此基础上,研制了一台400 kW电动汽车快速充电机,并成功应用于使用钛酸锂电池的快速充电巴士上。实验表明,该充电机能解决充电功率大于供电端额定功率的快速充电问题,且直流侧电流纹波、电压纹波性能优异。This paper presents a quick charger that is composed of charge converter system （CCS） and battery energy storage,the power shortage for the charger is supplied by battery energy storage.This paper introduces the principle, composition and implementation method for the quick charge.The cooperate operation strategy between CCS and bat- tery energy storage is researched.Developed a 400 kW quick charger for electric bus which use lithium titivate bat- tery.Experimental results show that this charger can solve the problem of charging power greater than supply power, and has good performance in ripple of charging current and voltage.

关 键 词：电动汽车 快速充电 电池储能系统 

分 类 号：U469.72[机械工程—车辆工程]