电动汽车充电机DCDC变换器及其控制研究  

Research on DCDC Converter and Control of Electric Vehicle Chargel

作　　者：牛宝 NIU Bao(Hangzhou Fuyang Hengtai Automotive Electrical Appliances Co.,Ltd.,Hangzhou,Zhejiang Province,311400 China)

机构地区：[1]杭州富阳恒泰汽车电器有限公司,浙江杭州311400

出　　处：《汽车知识》2023年第7期47-49,共3页Auto Know

摘　　要：DC/DC电压转换器是一款能实现一台机器两种用途的设备,可用于实现双向能量传输。作为电能转换的关键设备,这种新型的开关电源能够实现能源的双向输送,能够有效地调控储能元件的充电和放电,从而直接影响到车辆的运行品质。首先给出了控制电路、驱动电路基本原理;然后从主要辅助电路系统、损耗计算等方面对该开关电源进行了具体设计。该文设计的开关电源可以实现能源的两个方向的流动,并可以控制储存能量的原始部件充电和放电,对新能源电动车的驾驶性能的改进具有重要作用。设计方案可行,系统性能稳定,运行效果良好。DC/DC voltage converter is a device that can achieve two purposes for one machine,and can be used to achieve bidirectional energy transmission.As a key equipment for energy conversion,this new type of switching power supply can achieve bidirectional energy transmission and effectively regulate the charging and discharging of energy storage components,thereby directly affecting the operational quality of vehicles.Firstly,the basic principles of the control circuit and driving circuit are presented.Then,the specific design of the switching power supply was carried out from the main auxiliary circuit system and loss calculation.The switching power supply designed in this article can achieve energy flow in both directions and control the charging and discharging of the original components that store energy,which plays an important role in improving the driving performance of new energy electric vehicles.The design scheme is feasible,the system performance is stable,and the operating effect is good.

关 键 词：DC/DC电压转换器 变压器 SG3525芯片 汽车空调控制器 

分 类 号：U469.72[机械工程—车辆工程]